CN113100702A

CN113100702A - Gynecological examination device

Info

Publication number: CN113100702A
Application number: CN202110563542.XA
Authority: CN
Inventors: 张洋; 魏信鑫
Original assignee: Suzhou Sangtian Medical Technology Co ltd
Current assignee: Suzhou Sangtian Medical Technology Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-07-13
Anticipated expiration: 2041-05-24
Also published as: WO2022247161A1; CN113100702B

Abstract

The invention discloses a gynecological examination device which comprises an expansion mechanism, a visual mechanism and an examination mechanism, wherein the expansion mechanism comprises an upper expansion assembly, a lower expansion assembly and a locking assembly, the upper expansion assembly is connected with the lower expansion assembly and can rotate relatively, the locking assembly comprises a locking piece and a locking piece, the locking piece and the locking piece are respectively arranged on the upper expansion assembly and the lower expansion assembly, the locking piece and the locking piece can be detachably connected, the visual mechanism is arranged on the lower expansion assembly, and the examination mechanism can be detachably arranged between the upper expansion assembly and the lower expansion assembly. This application carries out preliminary visual inspection to the vagina by the visual mechanism of integrative setting, according to preliminary visual inspection's result, when the doctor judges that needs further inspection, directly stretch into the inspection mechanism and can do further inspection and confirm in the inspection passageway that forms between last expansion subassembly and lower expansion subassembly to realize gynecological disease's disposable diagnosis, the duration of whole inspection is shorter, and screening efficiency is high.

Description

Gynecological examination device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a gynecological examination device.

Background

Gynecological screening is closely related to the incidence rate of gynecological diseases, and according to the research of the university of Duke in the United states, women can effectively reduce the life-long incidence rate by screening at any time, and the relationship is as follows: the single time reduces the incidence rate by 20 percent, the 2 times reduces the incidence rate by 40 percent, and the 3 times reduces the incidence rate by 50 percent. In recent years, the coverage of chinese "two cancers" screening has also become wider.

In order to promote the screening efficiency of gynecological diseases, the medical instrument product of screening is constantly innovated and upgraded at home and abroad, wherein integrated light source and camera lens form visual module in vaginal dilator, can promote preliminary examination efficiency, however, the promotion of this kind of gynecological medical instrument preliminary examination efficiency is to the condition that the inspection is not unusual, when preliminary examination discovery is unusual, the doctor still need do further verification and confirm through changing the colposcope, lead to the duration of whole inspection longer, disposable diagnosis inefficiency, holistic screening efficiency is low.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a gynecological examination device.

The invention discloses a gynecological examination device, which comprises:

the expansion mechanism comprises an upper expansion assembly, a lower expansion assembly and a locking assembly, wherein the upper expansion assembly is connected with the lower expansion assembly and can rotate relatively, the upper expansion assembly and the lower expansion assembly are switched between an open state and a basic closed state in the relative rotation process, an inspection channel is formed between the upper expansion assembly and the lower expansion assembly when the upper expansion assembly and the lower expansion assembly are in the open state, the locking assembly comprises a locking piece and a locking piece, the locking piece and the locking piece are respectively arranged on the upper expansion assembly and the lower expansion assembly, the locking piece and the locking piece can be detachably connected, and when the locking piece is connected with the locking piece, the open state of the upper expansion assembly and the open;

the visual mechanism is arranged on the lower expansion assembly, and the visual end of the visual mechanism faces the inspection channel; and

an inspection mechanism releasably disposed between the upper and lower dilation assemblies, an inspection end of the inspection mechanism facing into the inspection channel.

According to an embodiment of the present invention, the upper expansion assembly includes an upper expansion member, an inspection member, and a pressing member, the upper expansion member is connected to the inspection member, the pressing member is disposed on the inspection member, the locking member is disposed on the pressing member, the inspection member is connected to the lower expansion member and can rotate relatively, a force is applied to the pressing member, the pressing member drives the inspection member to rotate, the inspection member drives the upper expansion member and the lower expansion member to rotate relatively, when in an open state, an inspection channel is formed between the upper expansion member and the lower expansion member, the inspection member has an inspection opening facing the inspection channel, and the inspection mechanism passes through the inspection opening and extends into the inspection channel.

According to an embodiment of the present invention, the lower expansion assembly includes a lower expansion member, a hand-held member, and a rotation supporting member, the lower expansion member is connected to the hand-held member, the rotation supporting member is disposed at an end of the hand-held member close to the lower expansion member, the inspection member is rotatably connected to the rotation supporting member, the locking member is disposed at the hand-held member, and when the lower expansion member is in an opened state, an inspection passage is formed between the lower expansion member and the upper expansion member.

According to an embodiment of the present invention, the hand piece is provided with an accommodating portion, a closed visible end of the accommodating portion extends into the inspection passage, the visible mechanism is arranged in the accommodating portion, and the visible end of the visible mechanism is located in the closed visible end.

According to an embodiment of the present invention, the closed visible end of the accommodating portion extending into the inspection passage has a bearing position, and the inspection mechanism can be detachably disposed in the bearing position.

According to an embodiment of the present invention, the expanding mechanism further comprises a side expanding assembly, the side expanding assembly comprises a side expanding linkage member and two side expanding members, the side expanding linkage member is rotatably connected to the lower expanding assembly and connected to the upper expanding assembly, the lower expanding assembly has a side expanding acting member, one end of each of the two side expanding members is connected to the side expanding linkage member, the other end of each of the two side expanding members extends in a direction away from the side expanding linkage member and passes through the side expanding acting member, the upper expanding assembly drives the side expanding linkage member to rotate during the relative opening of the upper expanding assembly and the lower expanding assembly, the side expanding linkage member drives the two side expanding members to pass through the side expanding acting member, the side expanding acting member acts on the two side expanding members and causes the other ends of the two side expanding members to be relatively opened, when in the open state, an inspection channel is formed between the two side expanding members, the upper expanding assembly and the lower expanding assembly, in the relative closing process of the upper expansion assembly and the lower expansion assembly, the action of the side expansion action piece on the two side expansion pieces gradually disappears, and the other ends of the two side expansion pieces are relatively closed.

According to an embodiment of the present invention, the side expansion member includes an elastic portion and a side expansion portion, one end of the elastic portion is connected to the side expansion linkage member, the other end of the elastic portion is connected to the side expansion portion, the other end of the side expansion portion extends in a direction away from the side expansion linkage member and passes through the side expansion member, one end of the side expansion portion connected to the elastic portion and the side expansion member are relatively movable, and when the side expansion portion is in an expanded state, an inspection passage is formed between the two side expansion portions, the upper expansion assembly and the lower expansion assembly.

According to an embodiment of the present invention, the side expansion action member includes two side expansion action portions, one end of each of the two side expansion action portions is connected to the two opposite sides of the lower expansion assembly, the other end of each of the two side expansion action portions extends toward the upper expansion assembly, and during the extension process, the interval between the two side expansion action portions gradually increases, the two side expansion members are respectively located on the opposite sides of the two side expansion action portions, and the side expansion members are in sliding contact with the side expansion action members.

According to an embodiment of the present invention, the lateral expansion linkage member includes two lateral expansion linkage portions, the two lateral expansion linkage portions are respectively rotatably connected to two opposite sides of the lower expansion assembly, the two lateral expansion linkage portions are respectively connected to the two lateral expansion members, and both the two lateral expansion linkage portions are connected to the upper expansion assembly.

According to an embodiment of the present invention, the locking member has a locking position, the locking member includes a locking bearing portion, a shifting portion and a one-way locking portion, the shifting portion is rotatably connected to the locking bearing portion, the one-way locking portion is disposed on the shifting portion, the one-way locking portion is adapted to the locking position, and applies a force to the shifting portion, the shifting portion drives the one-way locking portion to be connected to or disconnected from the locking position, and during connection, the one-way locking portion and the locking position perform one-way relative movement.

According to an embodiment of the present invention, the locking member further includes a reset portion, the reset portion is respectively connected to the lock movement bearing portion and the toggle portion, the toggle portion drives the one-way locking portion to be disengaged from the lock stopping portion, and the reset portion resets the toggle portion, so that the one-way locking portion is connected to the lock stopping portion and maintains a connection state therebetween.

According to an embodiment of the present invention, one end of the toggle portion is rotatably connected to the lock moving bearing portion, the other end of the toggle portion is provided with a toggle position, the toggle portion is provided with a lock bearing position, and the one-way lock portion is provided at the lock bearing position.

According to an embodiment of the present invention, the unidirectional locking portion includes a unidirectional bearing and a gear, the unidirectional bearing is disposed at the locking bearing position, the gear is sleeved on the unidirectional bearing, a plurality of first engaging teeth are sequentially disposed on a circumference of the gear, the locking position includes a plurality of second engaging teeth sequentially disposed along a length direction of the locking member, and the first engaging teeth and the second engaging teeth are adapted to each other and can be engaged with or disengaged from each other.

According to an embodiment of the present invention, the inspection mechanism includes a protection assembly and an inspection assembly, the protection assembly includes a transparent member, a first protection member, an elastic member and a second protection member, the first protection member is sleeved on the inspection assembly, the transparent member is disposed at one end of the first protection member and attached to an inspection end of the inspection assembly, the elastic member is sleeved outside the inspection assembly, one end of the elastic member is connected to the other end of the first protection member, the second protection member is sleeved outside the inspection assembly, one end of the second protection member is connected to the other end of the elastic member, the inspection end of the inspection assembly faces the inside of the inspection channel, and when the inspection end of the inspection assembly moves linearly, the elastic member acts on the first protection member to maintain the transparent member attached to the inspection end of the inspection assembly.

According to an embodiment of the present invention, the transparent member includes a planar lens portion, the planar lens portion is disposed at one end of the first protection member, and the inspection end of the inspection unit is attached to the planar lens portion.

According to an embodiment of the present invention, the transparent member includes a concave lens portion, one end of the concave lens portion is disposed at one end of the first protection member, and the other end of the concave lens portion extends toward the inspection unit and is attached to the inspection end of the inspection unit.

According to one embodiment of the invention, the device further comprises a drug delivery mechanism, and the drug delivery mechanism can extend into the inspection channel and deliver drugs.

The beneficial effect of this application lies in: form the inspection passageway through last expansion subassembly and the state of opening of lower expansion subassembly, and through the connection of only locking piece and locking piece, make the state of inspection passageway maintain, visual mechanism by integrative setting carries out preliminary visual inspection to the vagina again, according to preliminary visual inspection's result, when the doctor judges further inspection of needs, direct stretch into inspection mechanism and can do further inspection and confirm in the inspection passageway, thereby realize gynecological disease's disposable diagnosis, the duration of whole inspection is shorter, the screening efficiency is high.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of a gynecological examination device in an embodiment;

FIG. 2 is a schematic view of the embodiment of the expanding mechanism in a closed state;

FIG. 3 is a schematic structural view of the expanding mechanism and the visualization mechanism in the embodiment;

FIG. 4 is a schematic view of the embodiment shown from another perspective of the expansion mechanism and visualization mechanism;

FIG. 5 is a schematic structural view of a lower expansion member of the embodiment;

FIG. 6 is a schematic view showing a coupling state of the locking member and the locking member in the embodiment;

FIG. 7 is a structural view illustrating a state where the locking member is disengaged from the locking member in the embodiment;

FIG. 8 is a schematic structural view of a locking member in the embodiment;

FIG. 9 is a schematic view of the structure of the visual mechanism and the locking member in the embodiment;

FIG. 10 is a schematic structural view of an inspection mechanism and a drug delivery mechanism according to an embodiment;

FIG. 11 is a sectional view of the inspection mechanism in the embodiment;

FIG. 12 is an exploded view of the inspection mechanism of the embodiment;

FIG. 13 is an enlarged view of the portion A of FIG. 4 in the example;

FIG. 14 is a schematic view of the lower expansion member in an expanded state according to the embodiment;

FIG. 15 is a schematic view of the lower expansion member in a substantially closed state according to the embodiment;

FIG. 16 is another sectional view of the inspection mechanism in the embodiment;

FIG. 17 is another exploded view of the inspection mechanism of the embodiment;

FIG. 18 is an enlarged view of the portion B of FIG. 16 in the example;

FIG. 19 is a schematic structural diagram of an inspection module according to an embodiment.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indications such as up, down, left, right, front and rear … … in the embodiment of the present invention are only used to explain the relative positional relationship, movement, etc. between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

As used herein, the term "substantially closed" and grammatical related terms refer to the relative structural arrangement of two objects: one of the objects is positioned perfectly closed to the other object or one of the objects is positioned in such a way that it is immediately recognizable as closed to the other object although not perfectly closed to the other object. A relative structural arrangement between two objects that is not perfectly closed but immediately recognizable as closed due to acceptable tolerances suitable for manufacturing a device of the type described herein is considered to be positioned substantially closed.

For further understanding of the contents, features and effects of the present invention, the following embodiments are enumerated in conjunction with the accompanying drawings, and the following detailed description is given:

example one

Referring to fig. 1 and 2, fig. 1 is a schematic structural view of the gynecological examination device in the embodiment, and fig. 2 is a schematic structural view of the dilation mechanism in the embodiment in a closed state. The gynecological examination device in this embodiment comprises an expansion mechanism 1, a visualization mechanism 2 and an examination mechanism 3. The expanding mechanism 1 comprises an upper expanding component 11, a lower expanding component 12 and a locking component 13, wherein the upper expanding component 11 is connected with the lower expanding component 12 and can rotate relatively, the upper expanding component 11 and the lower expanding component 12 are switched between an opening state and a basic closing state in the relative rotation process, an inspection channel is formed between the upper expanding component 11 and the lower expanding component 12 when the upper expanding component 11 and the lower expanding component 12 are in the opening state, the locking component 13 comprises a locking piece 131 and a locking piece 132, the locking piece 131 and the locking piece 132 are respectively arranged on the upper expanding component 11 and the lower expanding component 12, the locking piece 131 and the locking piece 132 can be detachably connected, and when the locking piece 131 is connected with the locking piece 132, the opening state of the upper expanding component 11 and the lower expanding component 12 is locked, and the. The visualization means 2 are arranged in the lower expansion element 12, the visualization end of the visualization means 2 facing the examination channel. The inspection mechanism 3 can be detachably placed between the upper and

lower stent assemblies

11 and 12 with the inspection end of the inspection mechanism 3 facing into the inspection channel.

Form the inspection passageway through last expansion block 11 and the state of opening of lower expansion block 12, and through the connection of lock piece 131 with locking piece 132, make the state of inspection passageway maintain, visual mechanism 2 by integrative setting carries out preliminary visual inspection to the vagina again, according to preliminary visual inspection's result, when the doctor judges that needs further inspection, direct stretch into inspection mechanism 3 and can do further inspection and confirm in the inspection passageway, thereby realize gynecological disease's disposable diagnosis, the duration of whole inspection is short, screening efficiency is high.

Referring to fig. 3 to 4 together, fig. 3 is a schematic structural view of the expansion mechanism and the visual mechanism in the embodiment, and fig. 4 is a schematic structural view of the expansion mechanism and the visual mechanism in the embodiment from another view point. Further, the upper expansion assembly 11 includes an upper expansion member 111, an inspection member 112 and a pressing member 113, the upper expansion member 111 is connected to the inspection member 112, the pressing member 113 is disposed on the inspection member 112, the locking member 131 is disposed on the pressing member 113, the inspection member 112 is connected to the lower expansion assembly 12 and can rotate relatively, a force is applied to the pressing member 113, the pressing member 113 drives the inspection member 112 to rotate, the inspection member 112 drives the upper expansion member 111 and the lower expansion assembly 12 to rotate relatively, when in the open state, an inspection channel is formed between the upper expansion member 111 and the lower expansion assembly 12, the inspection member 112 has an inspection opening 1121, the inspection opening 1121 faces the inspection channel, and the inspection mechanism 3 passes through the inspection opening 1121 and extends into the inspection channel. By using the inspection piece 112 provided with the inspection opening 1121 as the position where the upper expansion assembly 11 is rotatably connected with the lower expansion assembly 12, the inspection opening 1121 on the inspection piece 112 is conveniently in corresponding relation with the inspection channel, so that the inspection mechanism 3 can directly extend into the inspection channel through the inspection opening 1121 for further inspection, and the inspection fluency is improved.

Specifically, the upper expansion member 111 is in a segment shape, and the cross section of the upper expansion member 111 has an arc structure, and when the upper expansion member 111 and the lower expansion member 12 are in a substantially closed state, the arc structure can form a closed space between the upper expansion member 111 and the lower expansion member 12. The side of the upper expansion member 111 facing away from the lower expansion member 12 is smoothly curved to avoid the upper expansion member 111 from damaging the vagina when opened. In a specific application, a surface of the upper expansion element 111 facing away from the lower expansion element 12 may be a circular arc curved surface or a non-circular arc curved surface. Preferably, one end of the upper expansion piece 111, which is far away from the inspection piece 112, is provided with a first head 1111, and the first head 1111 has an arc structure, so that the upper expansion piece 111 can be smoothly inserted into the vagina through the arrangement of the first head 1111, and the vagina can be prevented from being damaged. The inspection piece 112 includes a transition plate 1122 and two side plates 1123, one end of the transition plate 1122 is integrally connected to the upper expansion piece 111, and the two side plates 1123 are respectively integrally connected to opposite sides of the transition plate 1122. The transition plate 1122 and the two side plates 1123 are approximately U-shaped in cross section. Preferably, the side of the transition plate 1122 facing away from the lower expansion member 12 has a curved surface 11221, the curved surface 11221 has a curved structure with a curved corner, the curved corner is an obtuse angle, and the curved surface 11221 in this embodiment is located at the end of the transition plate 1122 close to the upper expansion member 111. The curved surface position 11221 is arranged to facilitate the folding of the upper expansion piece 111 and the lower expansion component 12 and form a basically closed state, and when the upper expansion piece 111 and the lower expansion component 12 are opened to form an inspection channel, the curved surface position 11221 can enable the upper expansion piece 111 to be tilted and opened in place, so that the inspection channel is ensured to have enough expansion space to complete the inspection. In addition, when the upper expansion piece 111 and the lower expansion assembly 12 are in a substantially closed state and enter the vagina, the transition plate 1122 with the curved surface 11221 can limit the depth of the upper expansion piece 111 entering the vagina, so as to avoid entering too deep. The pressing member 113 is located between the two side plates 1123, one end of the pressing member 113 is integrally connected to the two side plates 1123, respectively, and the other end of the pressing member 113 extends in a direction away from the side plates 1123. The pressing member 113 in this embodiment has a plate shape, and the inspection hole 1121 is formed by fitting the pressing member 113, two side plates 1123, and a transition plate 1122. Preferably, the extension line of the pressing member 113 intersects with the extension line of the upper expansion member 111 at an obtuse angle or a right angle, so that the pressing member 113 can be pressed by a doctor to apply a force, and the upper expansion member 111 can be smoothly rotated to be opened. Preferably, the pressing member 113 has an anti-slip thread at the other end away from the side plate 1123, so as to avoid the slipping problem caused by the force applied by the doctor when pressing the pressing member 113. The upper expansion member 111, the inspection member 112 and the pressing member 113 in this embodiment are integrally formed, so that the structural stability of the upper expansion assembly 11 can be ensured. In a specific application, the upper expansion component 11 can be integrally injection-molded by high-transparency plastic, so that the transparency of the upper expansion piece 111 is ensured, and the effect and the result of visual inspection are ensured.

With continued reference to fig. 1-5, fig. 5 is a schematic structural view of the lower expansion assembly of an embodiment. Furthermore, the lower expansion assembly 12 includes a lower expansion member 121, a handle 122 and a rotation carrier 123, the lower expansion member 121 is connected to the handle 122, the rotation carrier 123 is disposed at an end of the handle 122 close to the lower expansion member 121, the inspection member 112 is rotatably connected to the rotation carrier 123, the locking member 132 is disposed at the handle 122, and when in an open state, an inspection channel is formed between the lower expansion member 121 and the upper expansion member 111. Through the setting of handheld piece 122, the doctor of being convenient for is handed expansion mechanism 1 and is operated, also is convenient for carry on integrative bearing to visual mechanism 2, realizes the integrative design of visual function, and bears the weight of through rotating and carrying a 123 rotation to inspection piece 112 for the rotation between expansion subassembly 12 and the last expansion subassembly 11 is smooth to be gone on down, the formation of the inspection passageway of being convenient for.

Specifically, the lower expansion member 121 is in a segment shape, the cross section of the lower expansion member 121 has an arc-shaped structure, when the upper expansion member 111 and the lower expansion member 121 are in a substantially closed state, a closed space is formed between the upper expansion member 111 and the lower expansion member 121, and one surface of the lower expansion member 121, which faces away from the upper expansion member 111, is a smooth curved surface, so that damage to the vagina caused by the lower expansion member 121 when the lower expansion member is opened can be avoided. In a specific application, a surface of the lower expansion element 121 facing away from the upper expansion element 111 may be a circular arc curved surface or a non-circular arc curved surface. Preferably, the end of the lower expansion member 121 away from the examination member 112 is provided with a second head 1211, the second head 1211 is of an arc structure, and the second head 1211 is arranged to facilitate the smooth insertion of the lower expansion member 121 into the vagina and also avoid damage to the vagina. The upper expansion piece 111 is matched with the lower expansion piece 121, when the upper expansion piece 111 and the lower expansion piece 121 are in a basically closed state, the first head portion 1111 and the second head portion 1211 are synchronously folded, and the first head portion 1111 and the second head portion 1211 are matched to form an approximately semi-elliptical or semi-circular structure, so that the expansion mechanism 1 in the closed state can smoothly enter the vagina, the vagina is prevented from being damaged, and discomfort of a detected person is reduced. The hand piece 122 is integrally connected to the lower expansion member 121. The hand piece 122 is a shell shape, the shape of the hand piece is matched with the palm of a person in a holding state, so that a doctor can hold the hand piece 122 conveniently, one end of the hand piece 122 close to the lower expansion piece 121 is small, the other end far away from the lower expansion piece 121 is large, and the whole body is of a streamline bent shell structure. Preferably, the handheld piece 122 is provided with a containing part 1221, one end of the containing part 1221 is located in the inner space of the handheld piece 122, the other end of the containing part 1221 is a closed visible end 12211, the closed visible end 12211 of the containing part 1221 extends into the inspection channel, the visible mechanism 2 is located in the containing part 1221, and the visible end of the visible mechanism 2 is located in the closed visible end 12211. Therefore, the visual end of the visual mechanism 2 extends into the inspection channel, the closed visual end 12211 can be used for sealing and protecting the visual end of the visual mechanism 2, the visual mechanism 2 is prevented from being infected in the inspection process, the visual mechanism 2 with high cost can be reused, and the cost of gynecological disease inspection and screening is reduced. The end of the containing part 1221 having the closed visible end 12211 in this embodiment extends along the length direction of the lower expansion member 121, and the specific extending length may be determined according to actual conditions, preferably, when the lower expansion member 121 and the upper expansion member 111 open the vagina, the closed visible end 12211 is located right at the vaginal opening, so as to be able to visually display the inside of the whole vagina, of course, according to actual requirements, the end of the containing part 1221 having the closed visible end 12211 extends along the length direction of the lower expansion member 121 and continues to the deep part of the vagina, which is not limited herein. Preferably, the closed visible end 12211 of the housing 1221 extending into the inspection passage has a bearing position 12212, and the inspection mechanism 3 can be detachably disposed at the bearing position 12212. Through the setting of bearing position 12212 to the inspection mechanism 3 stretches into the bearing behind the inspection passageway, thereby is convenient for follow-up inspection mechanism 3 further inspection can be stable smooth going on. Specifically, the closed visible end 12211 of the accommodating portion 1221 extending into the inspection channel is a regular polyhedron, for example, an approximate cuboid, the side wall of the closed visible end 12211 facing the upper surface of the upper expansion member 111 is the bearing position 12212, and the bearing position 12212 is an approximate plane structure, or a concave structure with a slightly concave structure, so that the bearing of the inspection mechanism 3 is facilitated, and the detachment of the inspection mechanism 3 from the inspection channel is also facilitated. The end of the hand piece 122 remote from the lower expansion piece 121 has an opening 12213, and the opening 12213 is communicated with the accommodating part 1221 so as to facilitate the visual mechanism 2 to be accommodated in the accommodating part 1221 or detached from the accommodating part 1221. The lower expansion member 12 in this embodiment is also integrally injection molded from a high-transparency plastic, so as to ensure transparency of the lower expansion member 121 and the closed visible end 12211, and ensure the effect and result of visual inspection. The rotating bearing member 123 includes two bearing plates 1231, the two bearing plates 1231 are respectively disposed on two opposite sides of the handheld member 122, the two opposite sides of the two bearing plates 1231 are respectively provided with a first rotating shaft 1232, the two side plates 1123 are respectively located on the opposite sides of the two bearing plates 1231, and the two side plates 1123 respectively form a rotating connection relationship between the two first rotating shafts 1232 and the two bearing plates 1231, so that the upper expanding assembly 11 is rotatably connected to the lower expanding assembly 12.

With reference to fig. 6 to 8, fig. 6 is a structural view illustrating a state where the locking member and the locking member are coupled to each other in the embodiment, fig. 7 is a structural view illustrating a state where the locking member and the locking member are decoupled from each other in the embodiment, and fig. 8 is a structural view illustrating the locking member in the embodiment. Furthermore, the locking member 131 has a locking position 1311, the locking member 132 includes a lock moving bearing portion 1321, a toggle portion 1322 and a one-way locking portion 1323, the toggle portion 1322 is rotatably connected to the lock moving bearing portion 1321, the one-way locking portion 1323 is disposed on the toggle portion 1322, the one-way locking portion 1323 is adapted to the locking position 1311, a force is applied to the toggle portion 1322, the toggle portion 1322 drives the one-way locking portion 1323 to connect with or disconnect from the locking position 1311, and during connection, the one-way locking portion 1323 and the locking position 1311 perform one-way relative movement. When the one-way locking portion 1323 is connected with the locking position 1311, the lower expansion piece 121 and the upper expansion piece 111 are mutually opened to form an examination channel, and then the one-way locking portion 1323 and the locking position 1311 are limited to perform only one-way relative movement, namely, the lower expansion piece 121 and the upper expansion piece 111 can only perform opening motion, and under the reverse action of unconscious vaginal contraction, the opening state of the lower expansion piece 121 and the upper expansion piece 111 can still be kept, so that smooth forming and state maintaining of the examination channel are ensured.

Specifically, the locking bearing portion 1321 includes a bearing housing 13211, the bearing housing 13211 is embedded in the visual mechanism 2, and two ends of the bearing housing 13211 are respectively communicated with two opposite sides of the visual mechanism 2. One end of the supporting housing 13211 is exposed from the viewing mechanism 2 and forms a toggle port 13212, and the toggle port 13212 facilitates the extension of the toggle portion 1322 out of the viewing mechanism 2. The outer wall of the bearing shell 13211 is annularly provided with a bearing limit plate 13213, the bearing limit plate 13213 is flush with the toggle port 13212, and the position of the bearing shell 13211 embedded in the visual mechanism 2 is limited by the arrangement of the bearing limit plate 13213. The side wall of the carrier housing 13211 facing the locking piece 131 is opened with a moving opening 13214, the moving opening 13214 is arranged along the length direction of the carrier housing 13211, and the width of the moving opening 13214 is larger than the thickness of the locking position 1311.

Preferably, one end of the toggle part 1322 is rotatably connected to the lock bearing part 1321, the other end of the toggle part is provided with a toggle position 13221, the toggle part 1322 is provided with a lock bearing position 13222, and the one-way locking part 1323 is provided on the lock bearing position 13222. The toggling of the toggle part 1322 is achieved by the setting of the toggle position 13221 so that the doctor applies force to the toggle part 1322, and the setting of the lock bearing position 13222 so that the one-way locking part 1323 is supported. Specifically, the toggle part 1322 includes a toggle body 13223, and the toggle body 13223 is located in the inner space of the carrying housing 13211. One end of the toggle position 13221 is connected to one end of the toggle body 13223, and the other end of the toggle position 13221 extends out of the toggle port 13212 and the hand piece 122, so that the toggle position 13221 leaks through the visual mechanism 2 and the hand piece 122 to be toggled by a doctor holding the hand piece 122. The dial 13221 of the present embodiment may be in the form of a trigger adapted to be dialed by a human finger. The locking bearing position 13222 comprises two opposite locking bearing plates 132221, the two locking bearing plates 132221 are arranged at the other end of the toggle main body 13223 side by side, and the two locking bearing plates 132221 are matched with the end part of the other end of the toggle main body 13223 to form a U-shaped structure. The toggle portion 1322 further includes a rotating shaft 13224, the rotating shaft 13224 is disposed on the bearing housing 13211, and one ends of the two locking bearing plates 132221 far from the toggle main body 13223 are respectively rotatably connected to the rotating shaft 13224, so that the toggle portion 1322 and the locking bearing portion 1321 form a rotational connection relationship, and act on the toggle position 13221, so that the locking bearing position 13222 formed by the two locking bearing plates 132221 can be close to or far away from the moving port 13214, and the one-way locking portion 1323 on the locking bearing position 13222 is driven to be close to or far away from the moving port 13214.

Preferably, the one-way locking portion 1323 includes a one-way bearing 13131 and a gear 13132, the one-way bearing 13131 is disposed on the locking receiving portion 13222, the gear 13132 is sleeved on the one-way bearing 13131, a plurality of first engaging teeth 131321 are sequentially disposed on a circumference of the gear 13132, the locking portion 1311 includes a plurality of second engaging teeth 13111 sequentially disposed along a length direction of the locking member 131, and the first engaging teeth 131321 and the second engaging teeth 13111 are adapted to be engaged with or disengaged from each other. The unidirectional movement is realized by the arrangement of the unidirectional bearing 13131, so that the first meshing tooth 131321 on the gear 13132 and the second meshing tooth 13111 on the locking position 1311 can only move and mesh along a single direction. Specifically, the one-way bearing 13131 is disposed between the locking bearing 132221, and the gear 13132 is sleeved outside the one-way bearing 13131 and faces the moving opening 13214. The one-way bearing 13131 in this embodiment may be an existing one-way bearing structure, and is not limited herein. In the plurality of first engaging teeth 131321 on the circumferential circle of the gear 13132, the pitch between adjacent two first engaging teeth 131321 is the same, the pitch between adjacent two second engaging teeth 13111 in the plurality of second engaging teeth 13111 is the same, and the first engaging teeth 131321 are fitted to the second engaging teeth 13111. The side of the locking member 131 facing the moving port 13214 in this embodiment has an arc structure along which a plurality of second engagement teeth 13111 are sequentially provided on the locking member 131, so that the structure facilitates the engagement coupling or disengagement of the first engagement teeth 131321 with or from the second engagement teeth 13111. The locking member 131 in this embodiment is formed in an arc-shaped long plate shape. The physician applies force to toggle position 13221 such that toggle 1322 swings to bring gear 13132 closer to travel port 13214 such that first engagement tooth 131321 is in meshing engagement with second engagement tooth 13111, and reverses force on toggle 13221 such that toggle 1322 swings in the reverse direction such that first engagement tooth 131321 disengages from second engagement tooth 13111.

Preferably, the first engagement teeth 131321 and the second engagement teeth 13111 are ratchet teeth that are angled in opposite directions. The ratchet teeth of the first and second

engaging teeth

131321 and 13111 are opposite in direction, and form a similar barb structure after engagement, so as to further maintain the expanded state of the lower and

upper expansion elements

121 and 111 under the tightening action of the vagina.

Referring to fig. 8 again, the locking element 132 further includes a reset portion 1324, the reset portion 1324 is respectively connected to the lock moving bearing portion 1321 and the toggle portion 1322, the toggle portion 1322 drives the one-way locking portion 1323 to disengage from the locking position 1311, and the reset portion 1324 resets the toggle portion 1322, so that the one-way locking portion 1323 is connected to the locking position 1311 and maintains a connection state therebetween. Through the arrangement of the reset part 1324, under the condition that no doctor acts on the toggle position 13221, the reset part 1324 acts on the toggle part 1322, so that the one-way locking part 1323 is connected with the locking position 1311, namely, the first engaging tooth 131321 is engaged with the second engaging tooth 13111, the open state of the lower expansion piece 121 and the upper expansion piece 111 is maintained, and the formed examination channel state is maintained unchanged, so that the doctor does not need to act on the toggle part 1322 in a consistent manner, and hands of the doctor are released for other operations. Specifically, the resetting portion 1324 is an elastic member that can be reset, the resetting portion 1324 in this embodiment is a torsion spring, which is sleeved on the rotating shaft 13224, and two ends of the resetting portion 1324 are respectively connected to the locking loading plate 132221 and the loading housing 13211.

With continued reference to fig. 5 and 9, fig. 9 is a schematic view of the structure of the visible mechanism and the locking member in the embodiment. Further, the visualization mechanism 2 comprises a visualization housing 21 and a visualization assembly (not shown) disposed in the visualization housing 21, wherein the visualization housing 21 is disposed in the lower dilation assembly 12, the visualization assembly is disposed in the visualization housing 21, and the visualization end of the visualization assembly faces the examination channel. Specifically, the visible component may be an existing visible module, for example, a visible module formed by matching a lens, an LED lamp, a control chip, a battery, a transmission line, or a wireless transmission chip, where the lens and the LED lamp may form a visible end of the visible component, the lens is used for capturing an image in the vagina, the LED lamp is used for providing light required for capturing, the control chip is used for controlling power supply, a switch, and other functions, the battery is used for providing a power supply, and the transmission line or the wireless transmission chip is used for transmitting the captured image. The appearance of the visual shell 21 in this embodiment is matched with the inner cavity of the accommodating part 1221, and the appearance of the visual shell 21 is a structure with one smaller end and one larger end, and the whole structure is streamline, so that the visual shell 21 can be smoothly accommodated in the accommodating part 1221 by the structure, and the visual shell 21 can be conveniently withdrawn. When the visual component is disposed in the visual housing 21, the visual end of the visual component is concentratedly mounted on the smaller end of the visual housing 21, so as to form the visual end of the visual mechanism 2, and when the visual housing 21 is accommodated in the accommodating portion 1221, the smaller end of the visual housing 21 is correspondingly accommodated in the closed visual end 12211 of the accommodating portion 1221, that is, the visual end of the visual mechanism 2 is accommodated in the closed visual end 12211 of the accommodating portion 1221, so that the visual end of the visual component faces the inspection channel for inspection. Preferably, the visible end is received in the receiving portion 1221 adjacent to the closed visible end 12211.

Preferably, a catch plate 12214 is provided at the opening of the handpiece 122. The outer wall of the larger end of the visual housing 21 is provided with an elastic clamping sheet 212, the elastic clamping sheet 212 is matched with the clamping sheet 12214, and when the visual housing 21 is accommodated in the accommodating part 1221 through the opening 12213, the elastic clamping sheet 212 is clamped with the clamping sheet 12214, so that the visual housing 21 is firmly fixed in the accommodating part 1221. The resilient nature of the resilient clip 212, in turn, facilitates its disengagement from the card 12214 to facilitate the visual housing 21 exiting the receptacle 1221 through the opening 1221.

Preferably, the visual housing 21 has a lock position 211, and the locking member 132 is located in the lock position 211. The lock position 211 in this embodiment is an installation space having both ends respectively communicating with the opposite sidewalls of the visible shell 21 by opening the lock position 211 to facilitate the installation of the lock member 132 in the visible shell 21, and the carrier shell 13211 is correspondingly installed in the lock position 211. The opening 12213 of the hand piece 122 in this embodiment extends from the end of the hand piece 122 away from the lower expanding member 121 to the side wall of the hand piece 122 facing away from the pressing member 113, and corresponds to the locking position 211 of the visible casing 21, so that the toggle position 13221 can be easily leaked out of the hand piece 122, and when the toggle position 13221 is leaked out of the visible casing 21, the visible casing 21 can still be smoothly assembled into the accommodating portion 1221. The side wall of the hand piece 122 facing the pressing piece 113 is opened with a through opening 12215, the through opening 12215 is opposite to the locking position 211, and the locking piece 131 passes through the through opening 12215 and extends into the locking position 211, so that the locking position 1311 is opposite to the one-way locking portion 1323, and the two are connected or disconnected with each other in a matched manner.

With continued reference to fig. 10, fig. 10 is a schematic structural view of an inspection mechanism and a drug delivery mechanism in an embodiment. Furthermore, the inspection mechanism 3 includes a protection component 31 and an inspection component 32, the protection component 31 includes a perspective component 311, a first protection component 312, an elastic component 313 and a second protection component 314, the first protection component 312 is sleeved on the inspection component 32, the perspective component 311 is disposed at one end of the first protection component 312 and is attached to the inspection end of the inspection component 32, the elastic component 313 is sleeved outside the inspection component 32, one end of the elastic component is connected to the other end of the first protection component 312, the second protection component 314 is sleeved outside the inspection component 32, one end of the second protection component is connected to the other end of the elastic component 313, the inspection end of the inspection component 32 faces the inspection channel, when the inspection end of the inspection component 32 moves linearly, the elastic component 313 acts on the first protection component 312, so that the perspective component 311 and the inspection end of the inspection component 32 maintain an attached state.

Through the cooperation setting of perspective piece 311, first guard part 312, elastic component 313 and second guard part 314, when carrying out comprehensive protection to inspection subassembly 32, elastic component 313 under the deformation state can provide elastic tension for perspective piece 311 on the first guard part 312 is laminated with the inspection end of inspection subassembly 32 all the time, can not break away because of the removal of inspection subassembly 32 inspection end, has guaranteed the guard effect to inspection subassembly 32 and the image acquisition effect of inspection subassembly 32, thereby guarantees the efficiency and the rate of accuracy of gynaecology's disease inspection.

Referring also to fig. 11 and 12, fig. 11 is a cross-sectional view of the inspection mechanism of the embodiment, and fig. 12 is an exploded view of the inspection mechanism of the embodiment. Furthermore, the see-through member 311 includes a flat lens portion 3111, the flat lens portion 3111 is provided at one end of the first guard 312, and the inspection end of the inspection unit 32 is attached to the flat lens portion 3111. The flat lens portion 3111 in this embodiment is flat and is provided at an end portion of the first guard 312, and preferably, the flat lens portion 3111 is flush with an end surface of the first guard 312, and the flat lens portion 3111 is brought into contact with an inspection end of the inspection unit 32. The planar lens portion 3111 in this embodiment is a planar lens. In the embodiment, the first protection member 312 is cylindrical, and in a specific application, the first protection member 312 may be made of plastic, the planar lens portion 3111 is embedded in the first protection member 312 and close to an end of the first protection member 312, and a sealing process is performed between the planar lens portion 3111 and the first protection member 312, so as to protect the inspection assembly 32 from infection. The flat lens portion 3111 is integrally formed with the first protection member 312, the inspection end of the inspection unit 32 has a flat microscope lens, the elastic member 313 is always in an elastically deformed state, and can provide a pulling force to pull the flat lens portion 3111 and the first protection member 312 to act towards the inspection unit 32, so that the flat lens portion 3111 and the inspection end of the inspection unit 32 can be always attached to each other by the elastic member 313, and the inspection end of the inspection unit 32 can still maintain the attached state with the flat lens portion 3111 when moving linearly.

Referring to fig. 10 to 12 again, the elastic element 313 further includes a fixing portion 3131 and a flexible elastic portion 3132, the flexible elastic portion 3132 is sleeved on the inspection assembly 32, one end of the flexible elastic portion 3132 is sleeved on the end of the first protection element 312, the fixing portion 3131 is sleeved outside the flexible elastic portion 3132, so that the flexible elastic portion 3132 is fixed on the first protection element 312, and the other end of the flexible elastic portion 3132 is connected to the second protection element 314. The fixing of the elastic part 3132 by the fixing part 3131 ensures that the elastic stretching state of the elastic part 3132 can be stably maintained. Specifically, an end of the first guard 312 away from the planar lens portion 3111 has a fixing position 3122. The fixing portion 3122 in this embodiment is an annular step-shaped portion, which is formed by recessing the outer wall of the first protection member 312 toward the inner wall. The fixing portion 3131 is matched with the fixing portion 3122, in this embodiment, the fixing portion 3131 is circular, and its inner diameter is matched with the outer diameter of the fixing portion 3122. The elastic portion 3132 is cylindrical, one end of which is sleeved on the fixing portion 3122, and the fixing portion 3131 is sleeved outside the elastic portion 3132 at a position corresponding to the fixing portion 3122, so that the elastic portion 3132 is fixed on an end of the first protection member 312 away from the planar lens portion 3111. Preferably, the elastic portion 3132 is glued to the fixing portion 3122 to further enhance the stability. The flexible elastic portion 3132 in this embodiment may be made of a flexible glue. The second guard 314 is also cylindrical, and the other end of the stretchable elastic portion 3132, which is apart from the first guard 312, extends inside the second guard 314, and after extending a distance, the other end of the stretchable elastic portion 3132 is fixedly connected to the second guard 314. Specifically, the inner wall of the second protection member 314 is provided with a detent 3142, the other end of the elastic member 3132 away from the first protection member 312 is provided with a snap ring 31321, the snap ring 31321 is correspondingly snapped in the detent 3142, and naturally, in a preferred embodiment, the snap ring 31321 and the detent 3142 are also glued to enhance the stability. The telescopic elastic portion 3132 extends a distance in the second protection member 314 to provide enough space for the telescopic elastic portion 3132 to elastically deform, so that the telescopic elastic portion 3132 is always in an elastically stretched state, and an elastic tensile force is provided to the first protection member 312 and the planar lens portion 3111, so that the planar lens portion 3111 is always attached to the inspection end of the inspection unit 32.

Referring to fig. 10 to 12, further, the second protection member 314 has a focusing position 3141, and the inspection assembly 32 is leaked from the focusing position 3141. The inspection assembly 32 includes an inspection body 321 and a transmission member 322, the first protection member 312, the elastic member 313 and the second protection member 314 are respectively sleeved outside the inspection body 321, the perspective member 311 is located at one end of the inspection body 321, the other end of the inspection body 321 is connected with the transmission member 322, and the inspection body 321 leaks from the focusing position 3141. The focusing position 3141 is opened to facilitate focusing operation of the inspection main body 321. Specifically, the focusing position 3141 is cut, and a human hand can operate through the focusing position 3141, and the focusing position 3141 is close to one end of the second protection piece 314 away from the first protection piece 312. The inspection body 321 can adopt an existing focusing microscope structure, and an operator can rotate the leaked part of the inspection body 321 through the focusing position 3141, so that the microscope lens at the end of the inspection body 321 can be adjusted, which is not described herein again. The transmission piece 322 is a transmission line, which can amplify and display the high-definition image taken by the examination body 321 for the doctor to observe, and of course, the transmission piece 322 can also adopt a wireless module to realize the image uploading, which is not described herein again.

Referring back to fig. 1 and 10, further, the gynecological examination apparatus in the embodiment further comprises a drug delivery mechanism 4, and the drug delivery mechanism 4 can extend into the examination passage and deliver drugs. The administration mechanism 4 may slide along the outer walls of the first guard 312 and the second guard 314. The administration means 4 in this embodiment is an elongated needle with a catheter through which the drug can be administered through the needle. By arranging the drug delivery mechanism 4, after gynecological examination, a doctor can slide the drug delivery mechanism 4 along the outer walls of the first protection member 312 and the second protection member 314 and extend the drug delivery mechanism into the vagina to perform adaptive drug delivery according to actual conditions.

The inspection mechanism 3 in this embodiment is used as follows: the doctor adopts expansion mechanism 1 to expand the vagina earlier, carry out preliminary examination through visual mechanism 2, when judging that further enlarged inspection needs to be carried out, the doctor stretches into the vagina along inspection channel with inspection mechanism 3 again, and whether it is clear to observe pathological change image, if unclear, then focus the inspection body 321 through focusing position 3141, the inspection end of inspection body 321 during focusing, also be that the micro lens can linear movement, because elastic component 3132 is in the elastic stretching state all the time and makes plane lens portion 3111 attached in the inspection end of inspection subassembly 32 all the time, after the apparent image is clear, then carry out etiology and judge, when needing, dose in stretching into dosing mechanism 4 to the vagina. After the inspection is finished, the protection component 31 can be treated as a consumable, and the inspection component 32 can be reused after being sterilized.

Example two

With continued reference to fig. 1, 2, 3, 4, 5, and 13, fig. 13 is an enlarged view of portion a of fig. 4 in the embodiment. The gynecological examination device in the present embodiment is different from the gynecological examination device in the first embodiment in that: the expansion mechanism 1 further comprises a side expansion assembly 14, the side expansion assembly 14 comprises a side expansion linkage member 141 and two side expansion members 142, the side expansion linkage member 141 is rotatably connected to the lower expansion assembly 12 and connected to the upper expansion assembly 11, the lower expansion assembly 12 has a side expansion action member 124, one end of each of the two side expansion members 142 is connected to the side expansion linkage member 141, the other end of each of the two side expansion members 142 extends in a direction away from the side expansion linkage member 141 and passes through the side expansion action member 124, during the relative opening process of the upper expansion assembly 11 and the lower expansion assembly 12, the upper expansion assembly 11 drives the side expansion linkage member 141 to rotate, the side expansion linkage member 141 drives the two side expansion members 142 to pass through the side expansion action member 124, the side expansion action member 124 acts on the two side expansion members 142, and enables the other ends of the two side expansion members 142 to be relatively opened, when in the opened state, an inspection channel is formed among the two side expansion members 142, the upper expansion assembly 11 and the lower expansion assembly 12, during the relative closing process of the upper expansion assembly 11 and the lower expansion assembly 12, the action of the side expansion element 124 on the two side expansion elements 142 is gradually lost, and the other ends of the two side expansion elements 142 are relatively closed. Through two side expansion piece 142, go up expansion block 11 and expansion block 12 cooperation down and carry out the inspection passageway that the four wings expansion and formed, its passageway space is bigger and passageway space is more regular, so can be more convenient for look at the inspection to the convenience of inspection has been promoted. Moreover, in the embodiment, through the cooperation of the side expanding linkage member 141, the two side expanding members 142 and the side expanding action member 124, linkage is formed with the relative rotation process between the upper expanding assembly 11 and the lower expanding assembly 12, so that the two side expanding members 142 are synchronously opened and closed along with the opening action and the closing action of the upper expanding assembly 11 and the lower expanding assembly 12, the whole four-wing expanding structure is simple, the cost is low, the operation of the gynecological examination device is convenient, and the convenience in use of a doctor is improved. In this embodiment, the two closed side expansion elements 142 are accommodated in the closed space formed between the upper expansion element 111 and the lower expansion element 121. Thus, the gynecological examination device can be conveniently inserted into the vagina in a closed state. In addition, the gynecological inspectoscope with the four-wing expansion structure in the embodiment has no great change in overall volume when being closed with the gynecological inspectoscope with the two-wing expansion structure in the embodiment I, so that the two types of gynecological inspectors can be conveniently packaged and transported in a unified manner.

Referring also to fig. 14 and 15, fig. 14 is a schematic view of the embodiment showing the underside of the stent in an open state, and fig. 15 is a schematic view of the embodiment showing the underside of the stent in a substantially closed state. Further, the side expanding member 142 includes an elastic portion 1421 and a side expanding portion 1422, one end of the elastic portion 1421 is connected to the side expanding link 141, the other end of the elastic portion 1421 is connected to the side expanding portion 1422, the other end of the side expanding portion 1422 extends in a direction away from the side expanding link 141 and passes through the side expanding member 124, one end of the side expanding portion 1422 connected to the elastic portion 1421 and the side expanding member 124 can move relatively, and when in an expanded state, an inspection channel is formed among the two side expanding portions 1422, the upper expanding assembly 11 and the lower expanding assembly 12. In this embodiment, an inspection channel is formed among the two side expanding parts 1422, the upper expanding part 111 and the lower expanding part 121. By the cooperation of the elastic part 1421 and the side extension part 1422, the two side extension parts 1422 can be opened by the side extension acting member 124 and closed after the action of the side extension acting member 124 disappears, by the elastic deformation and restorability of the elastic part 1421. Specifically, the elastic portion 1421 is a spring. The side expanding part 1422 includes a side expanding section 14221, a bending section 14222 and an acting section 14223, one end of the bending section 14222 is connected to the side expanding section 14221, the other end is connected to the acting section 14223, an inspection channel is formed between the two side expanding sections 14221, the upper expanding member 111 and the lower expanding member 121, and the opposite surfaces of the two side expanding sections 14221 are curved structures to avoid damaging the vagina when the side expanding part is opened. The bending section 14222 has a bending angle section, under the external action, the bending angle structure of the two bending sections 14222 makes the two side expanding sections 14221 in a substantially closed state, two ends of the elastic portion 1421 are respectively connected with the action section 14223 and the side expanding link 141, an action position 142231 is disposed on a surface of the two action sections 14223 opposite to each other, and the action position 142231 is disposed so as to form a movable connection relationship with the side expanding action element 124, in this embodiment, the action position 142231 is in a sliding connection relationship, in this embodiment, the action position 142231 is approximately in a U-shaped chute structure, and can form a sliding relationship with the side expanding action element 124, and limit the side expanding action element 124, so as to prevent the side expanding action element 124 from sliding out. The side expanding section 14221, the bending section 14222, and the acting section 14223 in this embodiment are integrally formed.

Preferably, the side expansion member 124 includes two side expansion parts 1241, one ends of the two side expansion parts 1241 are respectively connected to two opposite sides of the lower expansion assembly 12, the other ends of the two side expansion parts 1241 extend towards the upper expansion assembly 11, and during the extension process, the interval between the two side expansion parts 1241 gradually increases, the two side expansion members 142 are respectively located at the opposite sides of the two side expansion parts 1241, and the side expansion members 142 are in sliding contact with the side expansion parts 1241. The two side expansion parts 1241 are gradually opened to open the two side expansion members 142. Specifically, the one end of two side expansion action parts 1241 is connected on two loading boards 1231 respectively, side expansion action part 1241 is located loading board 1231 and is close to one side of lower expansion piece 121, side expansion action part 1241 is the platelike structure, the other end of two side expansion action parts 1241 extends towards last expansion piece 111, and by the direction of expansion piece 121 to last expansion piece 111 down, the interval between two side expansion action parts 1241 is bigger and bigger, is the opening structure that expands outward. The side expansion action part 1241 is in sliding contact with the action site 142231. Preferably, the side expansion action portion 1241 is curved plate-like so as to form a sliding fit with the action portion 142231 of the U-shaped chute structure.

Preferably, the lateral expansion linkage member 141 includes two lateral expansion linkage portions 1411, the two lateral expansion linkage portions 1411 are respectively rotatably connected to two opposite sides of the lower expansion assembly 12, the two lateral expansion linkage portions 1411 are respectively connected to the two lateral expansion members 142, and the two lateral expansion linkage portions 1411 are both connected to the upper expansion assembly 11. Through the arrangement of the two side expanding linkage portions 1411, the two side expanding pieces 142 are driven to rotate. Specifically, the opposite sides of the two bearing plates 1231 are further provided with a second rotating shaft 1233, the second rotating shaft 1233 is located between the first rotating shaft 1232 and the side expanding portion 1241, the two side expanding linkage portions 1411 are respectively located on the opposite sides of the two bearing plates 1231 and are located in the two side plates 1123, and the two bearing plates 1231 are respectively connected in a rotating manner with the two side expanding linkage portions 1411 through the second rotating shaft 1233. The elastic portion 1421 is connected to the lateral expansion link 1411. The side expanding interlocking portion 1411 in this embodiment is plate-shaped. Preferably, the lateral expansion link 141 further includes an integral connection portion 1412, and the integral connection portions 1412 are connected to the two lateral expansion link portions 1411, respectively. The two expansion linkage portions 1411 are integrated into a single structure by the integrated connection portion 1412, so that the synchronous rotation of the two side expansion linkage portions 1411 is ensured. Specifically, the integral connecting portion 1412 is arc-shaped plate-shaped, and the two side expansion linkage portions 1411 and the integral connecting portion 1412 are matched to form a U-shaped structure, wherein the side expansion linkage portions 1411 are adjacent to the side plate 1123, and the integral connecting portion 1412 is adjacent to the transition plate 1122.

Preferably, a limit groove 14111 is formed in the side expanding linkage portion 1411, the upper expansion assembly 11 has a limit linkage shaft 114, the linkage shaft 114 is slidably connected in the limit groove 14111, and the limit linkage shaft 114 slides in the limit groove 14111 and drives the side expanding linkage portion 1411 to rotate when the upper expansion assembly 11 and the lower expansion assembly 12 are relatively expanded. The linkage of the upper expansion component 11 to the side expansion component 14 is realized through the cooperation of the linkage shaft 114 and the limit groove 14111 on the side expansion linkage part 1411. Specifically, the limiting groove 14111 is a through groove, which is opened in the side expanding linkage portion 1411, an extension line of the limiting groove 14111 intersects with a straight line parallel to an extension line of the side expanding section 14221, and an intersecting included angle is an obtuse angle. The two linkage shafts 114 are respectively arranged on one opposite side of the two side plates 1123, and the two linkage shafts 114 are respectively connected in the two limiting grooves 14111 in a sliding manner.

The expansion of the side expansion assembly 14 in this embodiment is as follows: when a doctor opens the gynecological examination device, acting force is applied to the pressing piece 113, the pressing piece 113 drives the two side plates 1123 to rotate, and the upper expansion piece 111 and the lower expansion piece 121 are opened relatively; the two side plates 1123 rotate to drive the two linkage shafts 114 to move, the two linkage shafts 114 slide in the limiting groove 14111 and drive the two side expanding linkage portions 1411 to rotate, the two side expanding linkage portions 1411 rotate to drive the two elastic portions 1421 to swing from the lower expansion piece 121 towards the upper expansion piece 111, the swinging elastic portions 1421 drive the side expansion sections 14221 of the two side expanding portions 1422 to swing in the same direction, at this time, the action positions 142231 of the two action sections 14223 respectively slide on the two side expanding action portions 1241, because the two side expanding action portions 1241 are in an outward expanding opening structure, the two side expansion sections 14221 are pushed to be relatively far away, so that the two side expansion sections 14221 are relatively expanded, at this time, the elastic portions 1421 deform, that is, when the upper expansion piece 111 is relatively expanded with the lower expansion piece 121, the side expansion sections 14221 swing from the lower expansion piece 121 towards the upper expansion piece 111, the two side expanding sections 14221 are opened again, so that the four-wing expansion is realized in cooperation with the upper expanding member 111 and the lower expanding member 121. In this embodiment, during the process of the upper and

lower expanders

111 and 121, the side expanding section 14221 is located at the middle position of the upper and

lower expanders

111 and 121, so that the shape of the examination channel formed by the two side expanding sections 14221, the upper expander 111 and the lower expander 121 is more regular, thereby facilitating gynecological examination or treatment. The closing process of the side expanding assembly 14 in this embodiment is opposite to the opening process, and the elastic portion 1421 elastically drives the two side expanding sections 14221 to close against itself, which is not described herein again.

EXAMPLE III

With continuing reference to fig. 16-19, fig. 16 is another cross-sectional view of the inspection mechanism in the embodiment, fig. 17 is another exploded view of the inspection mechanism in the embodiment, fig. 18 is an enlarged view of part B of fig. 16 in the embodiment, and fig. 19 is a schematic structural view of the inspection assembly in the embodiment. The gynecological examination device in the present embodiment is different from the gynecological examination device in the first embodiment in that: the see-through member 311 includes a concave lens portion 3112, one end of the concave lens portion 3112 is provided at one end of the first guard 312, and the other end of the concave lens portion 3112 extends toward the inspection unit 32 and is in contact with the inspection end of the inspection unit 32.

The concave lens portion 3112 is provided to maintain the state of contact with the inspection end of the inspection main body 321. Preferably, the inspection end of the inspection main body 321 has a concave surface 3211, the concave surface 3211 fits the concave lens portion 3112, and the concave lens portion 3112 is correspondingly located in the concave surface 3211 and is attached to the inspection end of the inspection main body 321, so that by the engagement of the concave lens portion 3112 and the concave surface 3211, a concave surface engaging structure is formed, and the attachment state of the concave lens portion 3112 to the inspection end of the inspection main body 321 can be further maintained stably. The concave portion 3211 in this embodiment is a groove structure formed by recessing the inspection end of the inspection body 321 with the microlens, and the microlens is located in the groove structure.

Specifically, the concave lens portion 3112 includes a ring mirror 31121, a barrel mirror 31122 and a mirror 31123, the ring mirror 31121 is disposed at one end of the first protection member 312 and is sleeved at one end of the barrel mirror 31122, the other end of the barrel mirror 31122 extends toward the inspection end of the inspection unit 32, and the mirror 31123 is disposed at the other end of the barrel mirror 31122 and is attached to the inspection end of the inspection unit 32. Mirror 31123 in this embodiment is attached to the inspection end of inspection main body 321. The environmental mirror 31121 is an outer wall surrounding an end of the barrel mirror 31122, and the environmental mirror 31121 is disposed to facilitate a sealing connection with the first shielding member 312. Mirror 31123 is provided on the inner wall of the other end of cylindrical mirror 31122, and the mirror surface of mirror 31123 is flush with the end face of the other end of cylindrical mirror 31122. Preferably, the ring mirror 31121, the barrel mirror 31122, and the mirror 31123 in this embodiment are integrally molded. Preferably, the inner diameter of the barrel mirror 31122 decreases gradually from the inspection end of the inspection module 32 to the inspection end of the inspection module 32, so that the barrel mirror 31122 and the mirror 31123 are matched to form a concave truncated cone, and the structure can be matched with the concave portion 3211 of the inspection body 321, so that the mirror 31123 can be tightly attached to the inspection end of the inspection body 321, that is, the microscope lens of the inspection body 321, and the mirror 31123 is tightly attached to the microscope lens of the inspection body 321.

In conclusion, the gynecological examination device can realize disposable examination of gynecological diseases, is high in gynecological disease screening efficiency, can realize four-wing expansion, is simple in four-wing expansion linkage structure, realizes recycling by protecting the expensive visual mechanism and the examination assembly, and reduces the overall cost.

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A gynecological examination device, comprising:

the expansion mechanism comprises an upper expansion assembly, a lower expansion assembly and a locking assembly, wherein the upper expansion assembly is connected with the lower expansion assembly and can rotate relatively, the upper expansion assembly and the lower expansion assembly are switched between an open state and a basically closed state in the relative rotation process, an inspection channel is formed between the upper expansion assembly and the lower expansion assembly when the expansion mechanism is in the open state, the locking assembly comprises a locking piece and a locking piece, the locking piece and the locking piece are respectively arranged on the upper expansion assembly and the lower expansion assembly, the locking piece and the locking piece can be detachably connected, and when the locking piece is connected with the locking piece, the open state of the upper expansion assembly and the open state of the lower expansion assembly are locked;

a visualization mechanism disposed on the lower dilation assembly, a visualization end of the visualization mechanism facing the inspection channel; and

an inspection mechanism releasably disposed between the upper dilation assembly and the lower dilation assembly, an inspection end of the inspection mechanism facing into the inspection channel.

2. The gynecological examination device of claim 1, wherein the upper expansion assembly comprises an upper expansion member, an examination member and a pressing member, the upper expansion member is connected with the examination member, the pressing member is disposed on the examination member, the locking member is disposed on the pressing member, the examination member is connected with the lower expansion assembly and can rotate relatively, a force is applied to the pressing member, the pressing member drives the examination member to rotate, the examination member drives the upper expansion member and the lower expansion assembly to rotate relatively, when in an open state, an examination channel is formed between the upper expansion member and the lower expansion assembly, the examination member has an examination opening facing the examination channel, and the examination mechanism passes through the examination opening and extends into the examination channel.

3. The gynecological examination device of claim 2, wherein the lower expansion assembly comprises a lower expansion member, a hand-held member and a rotation bearing member, the lower expansion member is connected with the hand-held member, the rotation bearing member is arranged at one end of the hand-held member close to the lower expansion member, the examination member is rotatably connected with the rotation bearing member, the locking member is arranged on the hand-held member, and when the gynecological examination device is in an opened state, an examination channel is formed between the lower expansion member and the upper expansion member.

4. A gynaecological examiner according to claim 3, wherein the handpiece is provided with a receptacle, a closed visible end of the receptacle extending into the examination channel, the visualization means being provided in the receptacle, a visible end of the visualization means being located in the closed visible end.

5. A gynaecological examiner according to claim 4, wherein the closed visible end of the receptacle extending into the examination channel has a bearing location, the examination mechanism being releasably located in the bearing location.

6. The gynecological examination device of claim 1, wherein the expansion mechanism further comprises a side expansion assembly, the side expansion assembly comprises a side expansion linkage member and two side expansion members, the side expansion linkage member is rotatably connected to the lower expansion assembly and is connected to the upper expansion assembly, the lower expansion assembly has a side expansion action member, one end of each of the two side expansion members is connected to the side expansion linkage member, the other end of each of the two side expansion members extends in a direction away from the side expansion linkage member and passes through the side expansion action member, during the relative expansion of the upper expansion assembly and the lower expansion assembly, the upper expansion assembly drives the side expansion linkage member to rotate, the side expansion linkage member drives the two side expansion members to pass through the side expansion action member, and the side expansion action member acts on the two side expansion members, and the other ends of the two side expansion pieces are relatively opened, when the side expansion pieces are in an opened state, an inspection channel is formed among the two side expansion pieces, the upper expansion assembly and the lower expansion assembly, in the relative closing process of the upper expansion assembly and the lower expansion assembly, the action of the side expansion piece on the two side expansion pieces gradually disappears, and the other ends of the two side expansion pieces are relatively closed.

7. The gynecological examination device of claim 6, wherein the side expansion member comprises an elastic portion and a side expansion portion, one end of the elastic portion is connected to the side expansion linkage member, the other end of the elastic portion is connected to the side expansion portion, the other end of the side expansion portion extends in a direction away from the side expansion linkage member and passes through the side expansion member, the end of the side expansion portion connected to the elastic portion and the side expansion member are movable relative to each other, and when the gynecological examination device is in an opened state, an examination channel is formed between the two side expansion portions, the upper expansion assembly and the lower expansion assembly.

8. The gynecological examination device of claim 6, wherein the side expanding member comprises two side expanding parts, one ends of the two side expanding parts are respectively connected to two opposite sides of the lower expansion assembly, the other ends of the two side expanding parts extend towards the upper expansion assembly, in the extending process, the interval between the two side expanding parts is gradually increased, the two side expanding members are respectively arranged on the opposite sides of the two side expanding parts, and the side expanding members are in sliding connection with the side expanding members.

9. The gynecological examination device of claim 6, wherein the lateral expansion linkage member comprises two lateral expansion linkage portions, the two lateral expansion linkage portions are respectively rotatably connected to two opposite sides of the lower expansion assembly, the two lateral expansion linkage portions are respectively connected to the two lateral expansion members, and the two lateral expansion linkage portions are both connected to the upper expansion assembly.

10. The gynecological examination device of claim 1, wherein the locking member has a locking position, the locking member comprises a locking bearing part, a shifting part and a one-way locking part, the shifting part is rotatably connected to the locking bearing part, the one-way locking part is arranged on the shifting part, the one-way locking part is matched with the locking position to apply force to the shifting part, the shifting part drives the one-way locking part to be connected with or separated from the locking position, and during connection, the one-way locking part and the locking position perform one-way relative movement.

11. The gynecological examination device of claim 10, wherein the locking member further comprises a reset portion, the reset portion is respectively connected with the lock movement bearing portion and the toggle portion, the toggle portion drives the one-way locking portion to be separated from the locking position, and the reset portion resets the toggle portion so that the one-way locking portion is connected with the locking position and maintains a connection state therebetween.

12. The gynecological examination device of claim 11, wherein one end of the toggle part is rotatably connected to the locking bearing part, the other end of the toggle part is provided with a toggle position, the toggle part is provided with a locking bearing position, and the unidirectional locking part is arranged at the locking bearing position.

13. The gynecological examination device of claim 12, wherein the one-way locking part comprises a one-way bearing and a gear, the one-way bearing is disposed on the locking bearing position, the gear is sleeved on the one-way bearing, a plurality of first engaging teeth are sequentially disposed on the circumference of the gear, the locking position comprises a plurality of second engaging teeth sequentially disposed along the length direction of the locking part, and the first engaging teeth are matched with the second engaging teeth and can be engaged with or disengaged from each other.

14. The gynecological examination device of any one of claims 1 to 13, the inspection mechanism comprises a protection component and an inspection component, wherein the protection component comprises a perspective piece, a first protection piece, an elastic piece and a second protection piece, the first protection part is sleeved on the inspection component, the perspective part is arranged at one end of the first protection part, and is adhered to the checking end of the checking component, the elastic piece is sleeved outside the checking component, one end of the first protection part is connected with the other end of the first protection part, the second protection part is sleeved outside the inspection component, one end of the inspection component is connected with the other end of the elastic component, the inspection end of the inspection component faces the interior of the inspection channel, when the inspection end of the inspection assembly moves linearly, the elastic piece acts on the first protection piece, so that the perspective piece and the inspection end of the inspection assembly are kept in a state of being attached.

15. The gynecologic inspectors of claim 14, wherein said see-through member comprises a planar lens portion, said planar lens portion is provided at one end of said first protection member, and the inspection end of said inspection assembly is attached to said planar lens portion.

16. The gynecological examination device of claim 14, wherein the see-through member comprises a concave lens portion, one end of the concave lens portion is disposed at one end of the first protection member, and the other end of the concave lens portion extends toward the examination member and abuts against the examination end of the examination member.

17. A gynaecological examiner according to any of claims 1 to 13, further comprising a drug delivery mechanism that is extendable into the examination channel and delivers a drug.