CN219397213U - Vaginal dilator - Google Patents

Abstract

The utility model discloses a vaginal dilator, which belongs to the technical field of medical appliances, and adopts the main technical scheme that: a main body including a grip portion and a receiving portion; an upper spreader rotatably coupled to the grip portion, the upper spreader having a guide portion; a side spreader rotatably coupled to the grip portion, the side spreader having a guide portion in contact with the guide portion; a filling assembly mounted within the receptacle; a locking member mounted on the body; the light transmission piece is arranged on the main body. The utility model realizes the linkage function of the upper expansion piece, the lower expansion piece and the side expansion piece, is more convenient to operate, and improves the diagnosis and treatment efficiency of medical staff.

Description

Vaginal dilator

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a vaginal dilator.

Background

The female genital system diseases are gynecological diseases, including vulva diseases, vagina diseases, uterus diseases, oviduct diseases, ovary diseases, etc. Gynecological diseases are common and frequently occurring diseases of women. However, many people lack due knowledge on gynecological diseases, lack of health care on bodies, various bad living habits and the like, so that physiological health is gradually lowered, and certain female diseases are entangled and are not cured for a long time, so that great inconvenience is brought to normal life and work.

In the screening of gynecological diseases, it is often necessary to acquire images of the interior of the vagina to determine the condition, which is typically accomplished by means of a vaginal dilator. The vaginal dilator generally needs to realize the functions of dilating, illuminating, shooting and the like of the vagina of a patient, and for realizing the dilating function, the existing vaginal dilator generally has two forms of a duckbill structure and a multi-wing structure, wherein the duckbill structure can only dilate towards two directions, the multi-wing structure can dilate towards a plurality of directions, and the visible range of imaging can be improved by the multi-wing structure, so that the vaginal dilator has higher practicability.

However, the vaginal dilator with the existing multi-wing structure has the defects that the expansion wings in multiple directions can not realize expansion synchronously, the operation is complicated, the working efficiency of medical staff is reduced, and the diagnosis and treatment of diseases are not facilitated.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a vaginal dilator.

The utility model discloses a vaginal dilator, comprising: a main body including a grip portion and a receiving portion; an upper spreader rotatably coupled to the grip portion, the upper spreader having a guide portion; a side spreader rotatably coupled to the grip portion, the side spreader having a guide portion in contact with the guide portion; a filling assembly mounted within the receptacle; a filling assembly disposed within the receptacle; a locking member mounted on the body; the light transmission piece is arranged on the main body.

Preferably, the guide portion has an arc ridge, the guide portion has a guiding cambered surface, the arc ridge contacts with the guiding cambered surface, and the guide portion is limited to move along a track formed by the real-time dynamic contact with the arc ridge.

Preferably, two guide parts are arranged, the two guide parts are in mirror image structures, two side expansion pieces are arranged, the two side expansion pieces are in mirror image structures, and the two guide parts are respectively contacted with one guide part; the two side expanders are a left expander and a right expander, and the moving track of the guide part on the guide part enables the left expander and the right expander to be separated or close relative to each other.

Preferably, the upper expanding member further includes a connecting portion and a pressing portion, and the guide portion is connected between the connecting portion and the pressing portion.

Preferably, each guide portion extends from the surface of the pressing portion to the surface of the connecting portion, the distance between the ends of the surfaces of the pressing portions of the two guide portions is smaller than the distance between the ends of the surfaces of the connecting portions, and the two guide portions form a splayed structure.

Preferably, the accommodating part is arranged on the holding part, an accommodating cavity is formed between the accommodating part and the holding part, and the accommodating cavity is provided with a visible opening; the light-transmitting piece is arranged at the visible opening and completely seals the visible opening.

Preferably, the locking piece is provided with an elastic part, and the elastic part is abutted with the filling assembly; the filling component is provided with a functional end, and the light-transmitting piece is contacted with the functional end.

Preferably, the elastic part includes an upper elastic member having an upper arc surface and a lower elastic member having a lower arc surface.

Preferably, a stop block is arranged on the main body; the upper expansion piece comprises an upper expansion wing, a connecting part and a control part, wherein the upper expansion wing is connected with the connecting part, the control part comprises a control plate capable of undergoing elastic deformation, and a control groove for accommodating the stop block is formed in the control plate.

Preferably, a normal plane is provided on the main body, and the stopper is provided on the normal plane; the control slot has an opposite side wall arranged obliquely relative to the surface of the control plate and a back side wall arranged obliquely relative to the surface of the control plate; the stop has an opposite side disposed obliquely with respect to the normal plane and an opposite side disposed obliquely with respect to the normal plane.

The utility model has the implementation principle and beneficial effects that when the gynecological disease examination is carried out, after the device is inserted into the vagina, a user presses the pressing part to drive the upper expansion piece to rotate, when the upper expansion piece rotates, the guide part on the upper expansion piece can generate thrust to the guide part on the opposite expansion piece, the guide part is pushed to move along the track determined by the arc ridge, and the side expansion pieces are driven to rotate relative to the main body, so that the two side expansion pieces are outwards expanded relative to each other. Therefore, the upper expansion piece and the two side expansion pieces can synchronously rotate relative to the main body, so that the functions of upper expansion wings, lower expansion wings and multi-wing linkage of the two side expansion wings are realized, the operation is more convenient, and the diagnosis and treatment efficiency of medical staff is improved.

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 embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic overall structure of embodiment 1;

fig. 2 is a schematic structural view of the main body in embodiment 1;

FIG. 3 is a schematic view of the explosive structure of the main body, the filling assembly and the locking member in the embodiment 1;

FIG. 4 is a cross-sectional view of example 1;

FIG. 5 is a schematic view of the partial structure at A in FIG. 3;

FIG. 6 is a schematic view of the explosive structure of the main body, the side expanders and the upper expander in example 1;

FIG. 7 is a schematic diagram showing the connection relationship between the side expander and the upper expander in example 1;

FIG. 8 is a schematic view of the partial structure at B in FIG. 7;

FIG. 9 is a schematic view showing the structure of the upper expansion member in example 1;

FIG. 10 is a schematic view of the partial structure at C in FIG. 9;

FIG. 11 is a schematic view of the partial structure at D in FIG. 3, for illustrating the stop block;

fig. 12 is a schematic structural view of an elastic portion in embodiment 2;

fig. 13 is a schematic structural view of an elastic portion in embodiment 3;

fig. 14 is a schematic structural view of an elastic portion in embodiment 4;

FIG. 15 is an exploded view of the transparent member and the main body in the embodiment 5;

FIG. 16 is a schematic diagram showing the connection between the light-transmitting member and the main body in embodiment 6;

fig. 17 is a second schematic diagram of the connection relationship between the light-transmitting member and the main body in embodiment 6.

Reference numerals illustrate: 1. a main body; 11. a lower expansion wing; 111. a lower accommodating groove; 112. a positioning groove; 113. a limiting block; 12. a grip portion; 121. an upper connection hole; 122. a side connection hole; 123. a stopper; 1231. facing the side; 1232. a back side; 124. a normal plane; 13. a housing part; 131. a receiving chamber; 132. a visual port; 133. a locking port; 134. a positioning hook; 135. a limit frame; 1351. a limiting plate; 1352. a connecting plate; 1353. a clamping convex block; 2. an upper expansion member; 21. an upper expansion wing; 211. an upper receiving groove; 22. a connection part; 221. a connecting column; 222. a control hole; 23. a pressing part; 231. a structural panel; 232. pressing the plate; 233. a pressing groove; 24. a guide section; 241. an arc ridge; 25. a control unit; 251. a control board; 2511. a control groove; 25111. facing the side wall; 25112. a back side wall; 252. a toggle plate; 3. a side expansion member; 3a, left expansion piece; 3b, right expansion piece; 31. a side expansion wing; 311. a butt joint hole; 312. a connecting pin; 32. a bending part; 33. a guide part; 331. a guide cambered surface; 4. a filling assembly; 41. a functional end; 411. inspecting the lens; 5. a locking member; 51. an elastic part; 511. an upper elastic member; 5111. an upper cambered surface; 512. a lower elastic member; 5121. a lower cambered surface; 5122. a guide surface; 513. a tip; 6. a light transmitting member; 61. and the clamping groove.

Detailed Description

Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the sake of simplicity of the drawing, some well-known and conventional structures and elements are shown in the drawings in a simplified schematic manner.

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

In addition, the descriptions of the "first", "second", etc. in this application are for descriptive purposes only and are not intended to specifically indicate a sequential or a cis-position, nor are they intended to limit the utility model, but are merely intended to distinguish between components or operations described in the same technical term, and are not to be construed as indicating or implying a relative importance or implying that the number of technical features indicated is not necessarily limited. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings in which:

example 1

Referring to fig. 1, a vaginal dilator disclosed in the present utility model comprises a main body 1, an upper dilating element 2, a side dilating element 3, a filling assembly 4, a locking element 5 and a light transmitting element 6, wherein the upper dilating element 2 and the side dilating element 3 are both rotatably mounted on the main body 1 and can rotate relative to the main body 1 to realize a dilating action; the filling assembly 4 is mounted inside the main body 1, the locking member 5 is mounted on the main body 1, the locking member 5 is used for locking the filling assembly 4, and the light transmitting member 6 is also mounted on the main body 1.

Referring to fig. 1 and 2, the main body 1 includes a lower expansion wing 11, a holding portion 12 and a receiving portion 13 integrally connected, the lower expansion wing 11 and the holding portion 12 are integrally provided, the lower expansion wing 11 is an arc-shaped long piece, the holding portion 12 is of a shell-shaped structure, the holding portion 12 is integrally of a strip shape, the lower expansion wing 11 is provided at one end of the holding portion 12, a concave portion of the lower expansion wing 11 is a lower receiving groove 111, an opening of the lower receiving groove 111 faces the upper expansion member 2, an upper connecting hole 121 and a side connecting hole 122 are provided on the holding portion 12, the upper connecting hole 121 and the side connecting hole 122 are both provided with two, the upper connecting hole 121 and the side connecting hole 122 are both through a side wall of the holding portion 12, the upper connecting hole 121 is provided with two and is separately provided at two sides of the holding portion 12, the upper connecting hole 121 is used for connecting the upper expansion member 2, and the side connecting hole 122 is used for connecting the side expansion member 3.

Referring to fig. 2, the accommodating portion 13 is of a U-shaped plate structure, both ends of the accommodating portion 13 are integrally connected to an inner wall of the holding portion 12, an accommodating chamber 131 is formed between the accommodating portion 13 and the inner wall of the holding portion 12, the accommodating chamber 131 is used for installing the filling assembly 4, the accommodating portion 13 has two openings, one of the openings is a visible opening 132, the other opening is a locking opening 133, the visible opening 132 is opposite to the locking opening 133, the visible opening 132 is of a quadrangular structure with a curved edge, the visible opening 132 faces the lower expansion wing 11, the other opening is the locking opening 133, the locking opening 133 is opposite to the visible opening 132, and the locking member 5 for locking the filling assembly 4 is installed.

Referring to fig. 1 and 3, the main body 1, the upper expansion member 2, the locking member 5 and the light transmitting member 6 are disposable components, the filling assembly 4 is a reusable component, the filling assembly 4 is installed in the accommodating cavity 131 during inspection, the whole filling assembly 4 is in a long strip shape, one end of the filling assembly 4 is a functional end 41, different functions such as image shooting and infrared emission can be realized as required, in this embodiment, the functional end 41 is provided with a viewing lens 411, the viewing lens 411 is a planar light transmitting lens, and the viewing lens is used for protecting devices inside the filling assembly 4 and transmitting light, and in a state that the filling assembly 4 is inserted into the accommodating cavity 131 and is in a limiting position, the functional end 41 is located at a visible opening 132 of the accommodating part 13, so that the viewing lens 411 corresponds to the visible opening 132.

Referring to fig. 3 and 4, the transparent member 6 is disposed at the visible opening 132 of the accommodating portion 13, the transparent member 6 is a planar transparent lens, and in a state that the filling assembly 4 is inserted into the accommodating cavity 131 and is at a limit position, the inspection lens 411 of the functional end 41 corresponds to the transparent member 6, and when the functional end 41 abuts against the transparent member 6, the inspection lens 411 and the transparent member 6 are attached to each other, the filling assembly 4 can achieve an optimal detection effect.

Referring to fig. 3 and 5, the locking member 5 has a long plate structure, the shape and size of the locking member 5 are matched with those of the locking opening 133, and the locking member 5 is detachably mounted at the locking opening 133 for sealing the locking opening 133 and protecting the device mounted in the accommodating chamber 131; the locking piece 5 is towards the surface mounting of locking mouth 133 and has elastic part 51, elastic part 51 includes elastic part 511 and lower elastic part 512, go up elastic part 511 and lower elastic part 512 and arrange along the length direction interval of locking piece 5, go up elastic part 511 and lower elastic part 512 and all be curved longeron, and go up elastic part 511 and lower elastic part 512 and all can take place elastic deformation, go up elastic part 511 and lower elastic part 512 all have one end body coupling on locking piece 5, the tip that goes up elastic part 511 and the tip body coupling that lower elastic part 512 deviate from locking piece 5 form pointed end 513, the thickness of elastic part 51 is greater than the thickness of last elastic part 511 in pointed end 513 department, and the thickness of elastic part 51 is greater than the thickness of lower elastic part 512 in pointed end 513 department.

Referring to fig. 5, the surface of the upper elastic member 511 facing away from the lower elastic member 512 is an upper arc surface 5111, the surface of the lower elastic member 512 facing away from the upper elastic member 511 is a lower arc surface 5121, the upper arc surface 5111 is concave towards the lower elastic member 512, the lower arc surface 5121 is concave towards the upper elastic member 511, the part of the lower elastic member 512 close to the tip 513 is provided with an arc-shaped guide surface 5122, the guide surface 5122 is opposite to the locking member 5, in the process that a user installs the filling assembly 4 in the accommodating cavity 131, the filling assembly 4 is firstly contacted with the guide surface 5122 and generates friction, then the acting force abutting against the elastic part 51 is gradually increased, at the moment, the upper elastic member 511 generates compression deformation, the lower elastic member 512 generates stretching deformation, and the yield limit of the upper elastic member 511 and the lower elastic member 512 can better cope with different deformations through reasonable design of the structures of the upper elastic member 511 and the lower elastic member 512, repeated insertion and extraction of the filling assembly 4 are facilitated, the product material can be saved, and the reliability of the product can be ensured while the cost is reduced; after the filling assembly 4 is inserted into the limit position, the elastic part 51 props against the filling assembly 4 to apply a pushing force to the filling assembly 4, so that the inspection lens 411 of the functional end 41 can be firmly attached to the transparent member 6, the tightness of the functional end 41 in contact with the transparent member 6 is ensured, and the detection effect of the filling assembly 4 is ensured.

Referring to fig. 4, in a state that the filling assembly 4 is inserted into the accommodating cavity 131 and is in a limit position, the position of the elastic portion 51 on the locking member 5 is set at one end of the locking member 5 near the functional end 41, so that the application point of the elastic portion 51 is closer to the position where the inspection lens 411 is attached to the light-transmitting member 6, and tightness of attachment of the inspection lens 411 to the light-transmitting member 6 can be further improved.

Referring to fig. 6 and 7, the upper spreader 2 includes an upper spreading wing 21, a connection part 22, a pressing part 23, a guide part 24, and a control part 25, the upper spreading wing 21, the connection part 22, the pressing part 23, the guide part 24, and the control part 25 are integrally provided, the upper spreading wing 21 is an arc-shaped long piece, a concave part of the upper spreading wing 21 is an upper receiving groove 211, and an opening of the upper receiving groove 211 faces the lower spreading wing 11; the connecting part 22 is arranged at one end of the upper expansion wing 21, the connecting part 22 is of a U-shaped structure, the upper expansion wing 21 is integrally connected to the middle part of the connecting part 22, connecting columns 221 are uniformly arranged on the inner walls of the two sides of the connecting part 22, the connecting columns 221 are of a cylindrical structure, and each connecting column 221 is respectively inserted into one upper connecting hole 121, so that the upper expansion piece 2 is integrally connected to the main body 1 in a rotating way; the pressing portion 23 is disposed on the connecting portion 22, the pressing portion 23 includes a structural plate 231 and a pressing plate 232, the structural plate 231 is integrally connected between two side plates of the connecting portion 22, the pressing plate 232 is integrally connected to the structural plate 231, the pressing plate 232 is an arc plate protruding outwards relative to an edge of the structural plate 231, a concave pressing groove 233 extending from the structural plate 231 to the pressing plate 232 is disposed on the pressing portion 23, and a user can drive the upper expansion member 2 to rotate relative to the main body 1 by pressing the pressing portion 23.

Referring to fig. 7 and 8, the guide portion 24 is integrally connected between the connecting portion 22 and the pressing portion 23, the guide portion 24 is a strip-shaped rib plate, the guide portion 24 is provided with two guide portions 24, the two guide portions 24 are mirror images and are symmetrical to each other, the two guide portions 24 are respectively located on two side inner walls of the connecting portion 22, the top edge of the guide portion 24 is an arc-shaped ridge 241 extending along the length direction of the guide portion, the arc-shaped ridge 241 is a gentle arc-shaped transition structure, and is used as a track for moving the guide-side expanding piece 3, and the arc-shaped ridge 241 is obliquely arranged relative to the surface of the pressing portion 23 and the surface of the connecting portion 22; each guide 24 extends from the surface of the pressing portion 23 to the surface of the connecting portion 22, the distance W1 between the ends of the surfaces of the pressing portion 23 of the two guide 24 is smaller than the distance W2 between the ends of the surfaces of the connecting portion 22 of the two guide 24, so that the two guide 24 forms a splayed symmetrical structure, and furthermore, the width of the guide 24 becomes gradually smaller from the pressing portion 23 to the connecting portion 22, and the end of the guide 24 on the connecting portion 22 is a tip.

Referring to fig. 1 and 6, the side expansion pieces 3 are provided with a plurality of side expansion pieces 3, in this embodiment, the side expansion pieces 3 are provided with two side expansion pieces 3a and 3b, respectively, the left expansion piece 3a and the right expansion piece 3b are mirror images and are symmetrically provided with each other, the side expansion pieces 3 include side expansion wings 31, bending portions 32 and guide portions 33, the side expansion wings 31, the bending portions 32 and the guide portions 33 are integrally provided, the side expansion wings 31 are in a long bar-shaped structure, the bending portions 32 are in a bent bar-shaped structure, the guide portions 33 are in a block-shaped structure, the side expansion wings 31 are arranged at one end of the bending portions 32, the guide portions 33 are arranged at the other end of the bending portions 32, the side expansion wings 31 are provided with butt holes 311, the butt holes 311 are through holes, the butt holes 311 correspond to one side connecting hole 122 on the holding portion 12, the butt holes 311 on the left expansion piece 3a and the right expansion piece 3b respectively correspond to one side connecting hole 122 on the main body 1, and each corresponding butt hole 311 and one side connecting hole 122 are internally provided with one pin 312 to enable the main body 3 to be connected in a penetrating manner, so that the main body 3 and the main body 1 are connected in a rotating manner.

Referring to fig. 6, 7 and 8, the guide parts 33 have spherical guide arc surfaces 331, the guide arc surfaces 331 of each guide part 33 are in contact with one arc ridge 241 to form a plane height pair, the guide parts 33 are limited to move only along a track formed by the contact with the arc ridge 241, and the moving track of the guide parts 33 on the arc ridge 241 enables the left expanding piece 3a and the right expanding piece 3b to be separated or close in an included angle manner relative to each other; when the upper expansion member 2 rotates, the guide portion 24 on the upper expansion member 2 can generate a pushing force to the guide portion 33, so as to push the guide portion 33 to move along the track determined by the arc ridge 241, and further drive the whole of the side expansion members 3 to rotate relative to the main body 1, so that the two side expansion members 3 expand outwards relative to each other or approach each other. Therefore, the upper expansion piece 2 and the side expansion piece 3 can synchronously rotate relative to the main body 1, the multi-wing linkage function of the upper expansion wing 21, the lower expansion wing 11 and the side expansion wing 31 is realized, and the operation is more convenient and efficient; in addition, because the arc-shaped ridge 241 and the guide arc-shaped surface 331 are in rigid contact, the transmission of motion between the components in rigid contact is free from delay, so that the rotation of the upper expansion piece 2 can synchronously drive the side expansion piece 3 to rotate in real time, the multi-wing linkage expansion process is more efficient and free from rebound when medical examination or diagnosis is carried out, the retraction is more compact, the meat is not clamped, and the channel after expansion is more stable and free from sliding; in the expanding process, the upper wing, the lower wing and the side expanding wings 31 synchronously move in equal proportion, the contact between the guide part 33 and the guide part 24 is spherical, and in the sliding process, each point is in contact more tightly, so that the sliding is more stable and smooth.

Referring to fig. 1 and 9, a control hole 222 is formed in a side wall of the connection portion 22, the control hole 222 is a rectangular through hole, the control portion 25 includes a control plate 251 and a toggle plate 252, wherein the control plate 251 is a rectangular plate, one edge of the control plate 251 is integrally connected to one edge of the control hole 222, so as to be integrally connected to the connection portion 22, gaps are formed between the remaining three edges of the control plate 251 and the edges of the control hole 222, and the main body 1 and the upper expansion member 2 are made of elastic plastic materials, so that the control plate 251 can be elastically deformed relative to the connection portion 22 in a stressed state, and the control plate 251 can be partially separated from the control hole 222 in an elastically deformed state.

Referring to fig. 1, 9 and 10, the toggle plate 252 is integrally connected to the control plate 251, the toggle plate 252 is an arc plate, the toggle plate 252 is disposed at the opposite side of the edge where the control plate 251 is connected to the connection part 22, and in case that a user presses the toggle plate 252 with a finger, the control plate 251 can be deformed by force, thereby generating displacement with respect to the control hole 222; the surface of the control board 251 facing the inner side of the connecting part 22 is provided with a plurality of control grooves 2511, the control grooves 2511 are long grooves, the plurality of control grooves 2511 are sequentially and uniformly distributed at equal intervals along an arc track, and the circle centers of the arc tracks distributed by the plurality of control grooves 2511 are positioned on the axis of the connecting column 221, so that when the upper expanding piece 2 rotates relative to the main body 1, the plurality of control grooves 2511 can still move along the arc tracks distributed by the upper expanding piece; the control slot 2511 has an facing side wall 25111 disposed obliquely with respect to the surface of the control plate 251 and a facing side wall 25112 disposed obliquely with respect to the surface of the control plate 251, the facing side wall 25111 being disposed opposite the facing side wall 25112, both the facing side wall 25111 and the facing side wall 25112 passing over an arcuate path defined by the plurality of control slots 2511.

Referring to fig. 6, 10 and 11, a normal plane 124 is provided on the outer sidewall of the grip 12, the normal plane 124 is provided on the same side as the control portion 25 of the upper spreader 2, in this embodiment, the normal plane 124 is perpendicular to the axis of the connection post 221, a stopper 123 is provided on the normal plane 124, the stopper 123 is a long bump, the stopper 123 is provided on the side of the grip 12 corresponding to the control portion 25 of the upper spreader 2, the stopper 123 has an facing side 1231 provided obliquely with respect to the normal plane 124, and a facing side 1232 provided obliquely with respect to the normal plane 124, the facing side 1231 is provided opposite to the facing side 1232, the cross-sectional shape of the stopper 123 matches the cross-sectional shape of the control slot 2511, and the control slot 2511 is capable of accommodating the stopper 123 into the control slot 2511, and the stopper 123 is provided on an arc track formed by arranging a plurality of control slots 2511.

Referring to fig. 10 and 11, in a state in which the upper expansion piece 2 is forced to rotate relative to the main body 1 and the upper expansion wing 21 is far away from each other relative to the lower expansion wing 11, the facing side wall 25111 of the control groove 2511 faces the rotation direction of the upper expansion piece 2, the facing side wall 25112 faces away from the rotation direction of the upper expansion piece 2, the angle between the face facing the side wall 25111 facing the rotation direction of the upper expansion piece 2 and the surface of the control plate 251 is α, the angle between the face facing the side wall 25112 facing the rotation direction of the upper expansion piece 2 and the surface of the control plate 251 is β, α > β, and the face facing the side face 1231 of the stopper 123 faces the rotation direction of the upper expansion piece 2, the face facing the rotation direction of the upper expansion piece 2 faces the side face 1232 is γ, the angle between the face facing the side face facing the rotation direction of the upper expansion piece 2 and the normal plane 124 is γ, and the angle between the face facing the side face facing the upper expansion piece 2 and the rotation direction 124 is δ, γ > δ; in the process that the user opens the expander, the stop blocks 123 sequentially enter different control grooves 2511, the facing side surfaces 1231 of the stop blocks 123 sequentially contact with the facing side walls 25111 of the adjacent control grooves 2511, contact force and sliding friction are generated, so that the control plate 251 is elastically deformed, namely, the facing side surfaces 1231 are contacted with the facing side walls 25111 when the upper expanding piece 2 is in a moving state of enabling the upper expanding wing 21 to be far away from the lower expanding wing 11, and because alpha is larger than beta and gamma is larger than delta, the user can conveniently adjust the opening angle of the upper expanding piece 2 by saving labor when rotating the upper expanding piece 2.

Referring to fig. 10 and 11, in a state that the stopper 123 is located in one control slot 2511 and the upper expansion wings 21 are close to each other relative to the lower expansion wings 11, if a user closes the expander, the back side 1232 of the stopper 123 is attached to the back side wall 25112 of the control slot 2511, that is, in a state that the upper expansion wings 21 are located close to the lower expansion wings 11, the back side 1232 is abutted to the back side wall 25112, and since α is greater than β and γ is greater than δ, the resistance to the upper expansion wings 2 is greater, and the user is more hard to rotate the upper expansion wings 2, which is convenient for the user to maintain a certain opening angle of the expander when performing medical examination; when the expander is to be closed, the user can move the toggle plate 252 by hand to displace the control plate 251 relative to the control hole 222, the stop block 123 is separated from the control slot 2511, the locking state of the upper expander 2 and the main body 1 is released, and the user can freely rotate the upper expander 2 relative to the main body 1, so that the expander can be rapidly closed.

Referring to fig. 2 and 3, the light-transmitting member 6 is a device capable of transmitting light, such as a light-transmitting lens or a light filter, and in this embodiment, the light-transmitting member 6 is disposed at the visible opening 132 of the accommodating portion 13, in this embodiment, the light-transmitting member 6 is integrally formed with the edge of the accommodating portion 13 at the visible opening 132, and the light-transmitting member 6 completely seals the visible opening 132, and in use, the filling assembly 4 installed in the accommodating cavity 131 can achieve functions of shooting, infrared irradiation, and the like by means of the light-transmitting member 6, and since the light-transmitting member 6 completely seals the visible opening 132, liquid does not enter the accommodating cavity 131 through the visible opening 132 to pollute the filling assembly 4.

Example 2

Referring to fig. 12, the difference between the present embodiment and embodiment 1 is that the elastic portion 51 is different from the present embodiment in that the elastic portion 51 includes only an upper elastic member 511 having a block structure, the upper elastic member 511 is integrally connected with the locking member 5, an upper arc surface 5111, a lower arc surface 5121 and an arc-shaped guide surface 5122 are provided on the surface of the upper elastic member 511, the intersection portion of the upper arc surface 5111 and the lower arc surface 5121 is a tip 513, and the filling assembly 4 abuts against the guide surface 5122 in a state in which the filling assembly 4 is inserted into the accommodating chamber 131 and is in a limit position.

Example 3

Referring to fig. 13, the difference between the present embodiment and embodiment 1 is that the elastic portion 51 is different from the embodiment 1 in that, in the present embodiment, the elastic portion 51 includes only the lower elastic member 512, the lower elastic member 512 is an arc-shaped long plate, one end of the lower elastic member 512 is integrally connected with the locking member 5, the surface of the lower elastic member 512 is provided with an upper arc surface 5111, a lower arc surface 5121 and an arc-shaped guiding surface 5122, the end of the lower elastic member 512, which is away from the locking member 5, is a tip 513, and in the state that the filling assembly 4 is inserted into the accommodating cavity 131 and is in the limit position, the filling assembly 4 abuts against the guiding surface 5122.

Example 4

Referring to fig. 14, the difference between the present embodiment and embodiment 1 is that the elastic portion 51 is different from the present embodiment in that the elastic portion 51 includes only the upper elastic member 511, the upper elastic member 511 has a block structure, the upper elastic member 511 is integrally connected with the locking member 5, the surfaces of the upper elastic member 511 are all planes, the intersecting portion of the planes of the upper elastic member 511 is provided with a tip 513, and in a state that the filling assembly 4 is inserted into the accommodating cavity 131 and is in a limit position, the filling assembly 4 abuts against the surface of the upper elastic member 511.

Example 5

Referring to fig. 15, the difference between this embodiment and embodiment 1 is that the light transmitting member 6 and the accommodating portion 13 are connected in different manners, in this embodiment, the light transmitting member 6 is detachably connected to the accommodating portion 13 at the visible opening 132: the lower expansion wing 11 of the main body 1 is provided with a positioning groove 112, the positioning groove 112 is arranged at the edge of the visual opening 132, the positioning groove 112 is a groove, the light-transmitting piece 6 is inserted into the positioning groove 112 and is in seamless tight contact with the edge of the visual opening 132, so that the visual opening 132 is completely closed; in addition, in order to improve the tightness, the accommodating part 13 is provided with positioning hooks 134, the positioning hooks 134 are in an L-shaped structure, the positioning hooks 134 are two, the two positioning hooks 134 are respectively fixed at two opposite edges of the visible opening 132, the positioning hooks 134 are abutted against the edge of the light-transmitting member 6, and the positioning hooks 134 are bent towards the inner side of the visible opening 132, so that the tightness of the abutment between the light-transmitting member 6 and the edge of the visible opening 132 is improved; the thickness of the transparent member 6 is only required to be matched with the width of the positioning groove 112 and the distance between the positioning hook 134 and the visible opening 132, so that the size of the transparent member 6 is greatly reduced, thereby being beneficial to the weight reduction of products and reducing the production cost.

Example 6

Referring to fig. 16 and 17, the difference between this embodiment and embodiment 1 is that the light transmitting member 6 and the accommodating portion 13 are connected in different manners, and in this embodiment, the light transmitting member 6 is detachably connected to the accommodating portion 13 at the visible opening 132: the visual port 132 department of holding portion 13 is provided with spacing frame 135, spacing frame 135 includes limiting plate 1351, connecting plate 1352 and joint lug 1353, limiting plate 1351 is the U-shaped board, be provided with the clearance between limiting plate 1351 and the edge of visual port 132, limiting plate 1351's middle part and the lower expansion wing 11 body of main part 1 are connected as an organic whole, limiting plate 1351's two sides set up respectively in the both sides of visual port 132, connecting plate 1352 is provided with two and is connected as an organic whole with limiting plate 1351's both sides limit respectively, connecting plate 1352 is connected with holding portion 13 simultaneously, and the position that two connecting plates 1352 are connected with holding portion 13 is located the both sides of visual port 132, limiting plate 1351, connecting plate 1352 and holding portion 13 constitute slot structure's spacing frame 135 jointly in visual port 132's edge, the printing opacity spare 6 is inserted and is established in spacing frame 135, and be located in spacing between limiting plate 1351 and the visual port 132, and contact with limiting plate 1352 and visual port 132's edge, connecting plate 1352 and the visual port 132's edge, the printing opacity spare 6 is with visual port 132, thereby the very light-weight spare 1356 can be reduced the visual port 132 size and can reduce the cost that can be done with visual port 132, thereby the inside the size is reduced, can reduce the size and can be the visual port 132, thereby the size is very big, can reduce the size and can be reduced.

In addition, referring to fig. 16 and 17, the surface of the connecting plate 1352 facing the inner side of the visible opening 132 is integrally provided with the above-mentioned clamping projection 1353, the limiting plate 1351 is also integrally provided with the above-mentioned clamping projection 1353, the clamping projection 1353 on the limiting plate 1351 is integrally connected with the lower expansion wing 11 at the same time, the clamping projection 1353 has an arc surface, correspondingly, the edge of the light-transmitting member 6 is provided with two clamping grooves 61, the clamping grooves 61 are arc grooves, the size of the clamping grooves 61 is matched with the size of the clamping projections 1353, and the two clamping projections 1353 are respectively positioned in the two clamping grooves 61 when the light-transmitting member 6 is inserted into the limiting frame 135, so that the stability of the position of the light-transmitting member 6 can be improved, and the sealing effect of the light-transmitting member 6 is improved; in addition, be provided with stopper 113 on the lower expansion wing 11 of main part 1, stopper 113 and lower expansion wing 11 body coupling, stopper 113 set up in visual mouth 132 department, are provided with the clearance between stopper 113 and the limiting plate 1351, under the state that printing opacity spare 6 inserted in spacing frame 135, stopper 113 supports on printing opacity spare 6, is favorable to guaranteeing that printing opacity spare 6 position is stable to improve the sealed effect of printing opacity spare 6.

The implementation principle and the beneficial effects of the utility model are as follows:

in the first aspect, when the gynecological disease is examined, after the device is inserted into the vagina, the user presses the pressing part 23 to drive the upper expansion member 2 to rotate, and when the upper expansion member 2 rotates, the guiding part 24 on the upper expansion member 2 can generate thrust to the guiding part 33 on the opposite expansion member 3, so that the guiding part 33 is pushed to move along the track determined by the arc ridge 241, and further the side expansion members 3 are driven to rotate relative to the main body 1, so that the two side expansion members 3 expand outwards relative to each other. Therefore, the upper expansion piece 2 and the two side expansion pieces 3 can synchronously rotate relative to the main body 1, so that the multi-wing linkage function of the upper expansion wing 21, the lower expansion wing 11 and the two side expansion wings 31 is realized, the operation is more convenient, and the diagnosis and treatment efficiency of medical staff is improved.

In the second aspect, when the gynecological disease is checked, the operator first installs the locking member 5 at the locking port 133, inserts the filling assembly 4 into the accommodating cavity 131 from the gap between the locking member 5 and the main body 1, and in the process of inserting the filling assembly 4 into the accommodating cavity 131, the filling assembly 4 contacts with the elastic portion 51 and then abuts against each other, the elastic portion 51 is elastically deformed, and after the filling assembly 4 is inserted into the limit position, the elastic portion 51 applies pressure on the filling assembly 4, so that the functional end 41 can be firmly abutted against the transparent member 6, and the tightness of the fitting between the inspection lens 411 and the transparent member 6 is ensured, thereby ensuring the detection effect of the filling assembly 4.

In the third aspect, when gynecological disease examination is performed, the vaginal dilator is inserted into the vagina of a person to be detected, the filling assembly 4 can perform detection operations such as shooting, infrared irradiation and the like on the interior of the vagina through the light-transmitting part 6 at the visible opening 132, the light-transmitting part 6 is manufactured into a sheet-shaped structure, the sealing effect can be achieved only by sealing the visible opening 132, the function of enabling light to pass through is realized, and the light-transmitting part 6 structure is light-weighted and manufacturing difficulty and cost are reduced; the transparent member 6 completely seals the visible opening 132 through which the filling assembly 4 is detected, so that the liquid in the vagina is completely blocked outside the accommodating portion 13, thereby greatly reducing the probability of pollution to the filling assembly 4 and improving the detection efficiency and the sanitation condition.

In the fourth aspect, when a user wants to open the expander during gynecological examination, first, the user needs to apply force to the upper expander 2 to rotate the upper expander 2 relative to the main body 1, during this process, the stop blocks 123 sequentially enter different control slots 2511, and at this time, the facing side surfaces 1231 of the stop blocks 123 sequentially contact with the facing side walls 25111 of the control slots 2511, so that effort is saved when the upper expander 2 is opened; in the using process of the expander, the upper wing and the lower wing of the expander have a closing trend, at the moment, the back side face 1232 of the stop block 123 is stuck on the back side wall 25112 of the control groove 2511, the stress direction of the upper expander 2 at the control groove 2511 is close to the vertical facing side wall 25111, at the moment, the expander is hard to close, the expander is in an opened state, and the diagnosis and treatment of gynecological diseases by medical staff are greatly facilitated; when the expander is to be closed, the user can manually toggle the toggle plate 252 to displace the control plate 251 relative to the control hole 222, the stop block 123 is separated from the control slot 2511, the upper expander 2 is unlocked from the main body 1, and the user can freely rotate the upper expander 2 relative to the main body 1.

The above are merely embodiments of the present utility model, and are not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.

Claims (10)

1. A vaginal dilator, comprising:

a main body (1), the main body (1) comprising a grip portion (12) and a receiving portion (13);

an upper spreader (2), the upper spreader (2) being rotatably connected to the grip portion (12), the upper spreader (2) having a guide portion (24);

a side expansion element (3), wherein the side expansion element (3) is rotatably connected to the holding part (12), the side expansion element (3) is provided with a guide part (33), and the guide part (33) is contacted with the guide part (24);

-a filling assembly (4), the filling assembly (4) being arranged within the housing (13);

and the locking piece (5), wherein the locking piece (5) is arranged on the main body (1).

2. The vaginal dilator according to claim 1, characterized in that said guide portion (24) has an arc-shaped ridge (241), said guide portion (33) having a guide arc-shaped surface (331), said arc-shaped ridge (241) being in contact with said guide arc-shaped surface (331), defining that said guide portion (33) is movable only along a trajectory formed by a real-time dynamic contact with said arc-shaped ridge (241).

3. Vaginal dilator according to claim 2, characterized in that said guides (24) are provided in two, two of said guides (24) being mirror images of each other, said side dilators (3) are provided in two, two of said side dilators (3) being mirror images of each other, two of said guides (33) being in contact with one of said guides (24) each;

the two side expansion pieces (3) are a left expansion piece (3 a) and a right expansion piece (3 b), and the moving track of the guide part (33) on the guide part (24) enables the left expansion piece (3 a) and the right expansion piece (3 b) to be separated or close to each other.

4. A vaginal dilator according to claim 3, characterized in that said upper dilator (2) further comprises a connecting portion (22) and a pressing portion (23), said guiding portion (24) being connected between said connecting portion (22) and said pressing portion (23).

5. Vaginal dilator according to claim 4, characterized in that each of said guides (24) extends from the surface of said pressing portion (23) to the surface of said connecting portion (22), the distance between the ends of the two guides (24) at the surface of said pressing portion (23) being smaller than the distance between the ends of the two guides at the surface of said connecting portion (22), the two guides (24) forming a splayed configuration.

6. Vaginal dilator according to any one of claims 1-5, characterized in that the main body (1) is provided with a light-transmitting member (6), the containing portion (13) is arranged on the holding portion (12), a containing cavity (131) is formed between the containing portion (13) and the holding portion (12), and the containing cavity (131) is provided with a visible opening (132); the light-transmitting member (6) is disposed at the visible opening (132) and completely closes the visible opening (132).

7. Vaginal dilator according to claim 6, characterized in that said locking element (5) has an elastic portion (51), said elastic portion (51) being in abutment with said filling assembly (4); the filling assembly (4) has a functional end (41), and the light-transmitting member (6) is in contact with the functional end (41).

8. The vaginal dilator according to claim 7, characterized in that the elastic portion (51) comprises an upper elastic member (511) and a lower elastic member (512), the upper elastic member (511) having an upper arc surface (5111), the lower elastic member (512) having a lower arc surface (5121).

9. Vaginal dilator according to any of the claims 1-5, characterized in that the body (1) is provided with a stop (123); the upper expansion piece (2) comprises an upper expansion wing (21), a connecting part (22) and a control part (25), wherein the upper expansion wing (21) and the control part (25) are connected with the connecting part (22), the control part (25) comprises a control plate (251) capable of elastically deforming, and a control groove (2511) for accommodating the stop block (123) is formed in the control plate (251).

10. Vaginal dilator according to claim 9, characterized in that said body (1) is provided with a normal plane (124), said stop (123) being provided on said normal plane (124);

the control slot (2511) has an facing side wall (25111) disposed obliquely relative to the surface of the control plate (251) and a facing side wall (25112) disposed obliquely relative to the surface of the control plate (251);

the stop (123) has an opposite side (1231) arranged obliquely to the normal plane (124) and a reverse side (1232) arranged obliquely to the normal plane (124).