CN217696551U - Telescopic vaginal dilator - Google Patents

Abstract

The application discloses a telescopic vaginal dilator, which comprises an upper dilator and a lower dilator; the rear end of the upper expansion piece is rotatably connected with the rear end of the lower expansion piece; the telescopic vaginal dilator also comprises two groups of extension components and two groups of widening components; the two groups of extension components are respectively arranged at the front ends of the upper expansion piece and the lower expansion piece and are respectively used for extending the lengths of the upper expansion piece and the lower expansion piece; the two groups of widening assemblies are respectively arranged on the two groups of extension assemblies, and the two groups of widening assemblies are respectively used for widening the widths of the upper expanding piece and the lower expanding piece. The length and the width of expanding piece and lower expanding piece can be adjusted to this scalable external genitals to be suitable for the vagina of different degree of depth and width, the commonality is strong.

Description

Telescopic vaginal dilator

Technical Field

The application relates to the field of medical equipment, in particular to a telescopic vaginal dilator.

Background

At present, when examination or operation is performed through the vagina, a vaginal dilator needs to be used to open the vagina so as to facilitate medical operations such as examination and operation by a doctor. The existing vaginal dilator generally comprises an upper dilator and a lower dilator, wherein the rear end of the upper dilator and the rear end of the lower dilator are rotatably connected, so that the front end of the upper dilator and the front end of the lower dilator can be mutually close to or separated. When in use, the front end of the upper expansion piece and the front end of the lower expansion piece are mutually closed and extend into the vagina of a patient; the front end of the upper expansion piece and the front end of the lower expansion piece are separated from each other to stretch the vagina of the patient so as to obtain a visual field for examination or operation.

However, the existing vaginal dilator has the following defects: because of the difference of human physique, the depth and width of the vagina can be different, the upper expansion piece and the lower expansion piece with fixed lengths can only be suitable for the vagina with certain depth and width, and the universality is poor.

Therefore, how to improve the existing vaginal dilator to overcome the above-mentioned disadvantages is a problem to be solved by those skilled in the art.

Disclosure of Invention

An object of the application is to provide a scalable vaginal speculum, this scalable vaginal speculum can adjust the length and the width of going up the extension piece and extending the piece down to be suitable for the vagina of different degree of depth and width, the commonality is strong.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a kind of telescopic dilator vaginal organ, including upper dilator element and lower dilator element; the rear end of the upper expansion piece is rotatably connected with the rear end of the lower expansion piece; the telescopic vaginal dilator also comprises two groups of extension components and two groups of widening components; the two groups of extension assemblies are respectively arranged at the front ends of the upper expansion piece and the lower expansion piece and are respectively used for extending the lengths of the upper expansion piece and the lower expansion piece; the two groups of widening assemblies are respectively arranged on the two groups of extension assemblies, and the two groups of widening assemblies are respectively used for widening the widths of the upper expanding piece and the lower expanding piece.

Preferably, each said extension assembly includes an extension plate and a control rod; the two extension plates are respectively connected with the upper expansion piece and the lower expansion piece in a sliding mode along the front-back direction, so that the two extension plates can respectively extend out of or retract back from the front ends of the upper expansion piece and the lower expansion piece; one end of each of the two control rods is connected with the two extension plates respectively, and the other end of each of the two control rods extends to the rear of the upper expansion piece and the rear of the lower expansion piece. The advantages are that: the two extension plates are controlled to extend out of or retract back from the front ends of the upper expansion piece and the lower expansion piece respectively by controlling the two control rods behind the upper expansion piece and the lower expansion piece to move back and forth; this allows the length of the upper and lower extenders to be adjusted.

Preferably, the two extension plates are provided with first sliding blocks, and the upper expansion piece and the lower expansion piece are provided with first sliding grooves; the two sliding blocks are respectively connected to the two first sliding grooves in a sliding mode. The advantages are that: through with two first slider respectively sliding connection in two first spout has both realized two extension plate respectively with last extension and under the installation between the extension, realized two extension plate respectively with go up the extension and under the mutual slip between the extension.

Preferably, the upper expansion piece and the lower expansion piece are both provided with a first limiting piece; threaded holes are formed in the two first limiting pieces in a penetrating mode along the front-back direction; the two control rods are respectively in threaded connection with the two threaded holes, and the control rods are rotatably connected with the extension plate. The advantages are that: through this kind of mounting means for two extension plates are respectively after the extension last extension piece and the length of extension piece down, can fix in a position, be convenient for the use of scalable vaginal speculum.

Preferably, each group of the widening assemblies comprises two widening plates and a control mechanism; the two widening plates are symmetrical left and right and can be connected to the extension plate in a left-right sliding manner; the control mechanism is arranged between the two width expansion plates and is used for controlling the left and right sliding of the two width expansion plates. The advantages are that: when the control mechanism controls the two widening plates to move back to back, the two widening plates respectively extend out of the left side and the right side of the extension plate, so that the width of the extension plate (namely the upper expanding piece or the lower expanding piece) is increased; when the control mechanism is controlled to control the two expanding plates to move towards each other, the two expanding plates retract onto the extending plate. This allows the width of the upper and lower expanders to be adjusted.

Preferably, the two widening plates are provided with second sliding blocks, and the extension plate is provided with two second sliding grooves; the two second sliding blocks are respectively connected to the second sliding grooves in a sliding mode. The advantages are that: through respectively connecting two second sliders in the second sliding grooves in a sliding manner, the installation between the two widening plates and the extension plate is realized, and the relative sliding between the two widening plates and the extension plate is also realized.

Preferably, the control mechanism comprises a pushing block, a pushing rod and a resetting elastic piece; the two widening plates are both provided with notches, and the front ends of the notches are provided with guide inclined planes; the pushing blocks are arranged in the two notches, one end of the pushing rod is connected with the pushing blocks, and the other end of the pushing rod extends to the rear of the upper expansion piece and the rear of the lower expansion piece; when the pushing block is pushed by the pushing rod to move forwards, the pushing block forces the two widening plates to move backwards through the two guide inclined planes; the reset elastic piece is arranged between the two widening plates and used for forcing the two widening plates to move oppositely. The advantages are that: when the telescopic vaginal dilator is used, the pushing rod is pushed backwards firstly to enable the pushing block to be separated from the guide inclined plane, and the two widening plates are forced to move oppositely under the action of the reset elastic piece, so that the two widening plates are hidden on the extension plate, and at the moment, the whole width (namely the width in the left-right direction) of the telescopic vaginal dilator is the minimum; when the pushing rod is pushed forwards, the pushing block acts on the guide inclined plane, so that the two widening plates are forced to move backwards, the two widening plates respectively extend outwards along the left side and the right side of the extension plate, and at the moment, the whole width of the telescopic vaginal dilator is gradually increased.

Preferably, the upper expansion piece and the lower expansion piece are both provided with second limiting parts, and the two push rods are respectively connected with the two second limiting parts in a sliding manner along the front-back direction. The advantages are that: by the mounting mode, the sliding direction of the push rod is limited, and the push rod is prevented from falling off.

Preferably, the rear end of the push rod is provided with a lug. The advantages are that: the convex block increases the stress area, and the motion of the push rod is convenient to control by hands.

Preferably, the extension assembly and the widening assembly are disposed between the upper expanding member and the lower expanding member, and the extension assembly, the widening assembly, the upper expanding member and the lower expanding member are all made of medical transparent plastics. The advantages are that: the extension assembly and the widening assembly are arranged between the upper expansion piece and the lower expansion piece, so that the extension assembly and the widening assembly can be prevented from accidentally injuring the inner wall of the vagina in the process of extending or widening the upper expansion piece and the lower expansion piece; by making the extension member, the widening member, the upper dilator and the lower dilator with transparent plastic for medical use, it is possible to ensure the safety of the retractable dilator and to facilitate the observation of the vagina.

Compared with the prior art, the beneficial effect of this application lies in: when in use, the front ends of the upper expanding piece and the lower expanding piece are firstly extended into the vagina; and then the lengths of the upper expansion piece and the lower expansion piece are regulated and controlled by the extension component, and the widths of the upper expansion piece and the lower expansion piece are regulated and controlled by the widening component until the telescopic vaginal dilator is suitable for the vagina. Therefore, the length and the width of the upper expansion piece and the lower expansion piece can be adjusted by the aid of the telescopic vaginal dilator, so that the vaginal dilator is suitable for vaginas with different depths and widths, and universality is high.

Drawings

Fig. 1 is a perspective view of the retractable vaginal dilator provided in the present application.

Fig. 2 is a cross-sectional view of a collapsible dilator provided herein.

Fig. 3 is a partial enlarged view of a portion a in fig. 3 provided herein.

Fig. 4 is a perspective view of the telescopic vaginal dilator provided by the present application in different directions.

Fig. 5-7 are diagrams illustrating the application of the extension assembly and the widening assembly.

Fig. 8 is a cross-sectional view at B of fig. 6 as provided herein.

Fig. 9 is an enlarged view of a portion of fig. 7 at C provided herein.

In the figure: 1. an upper expansion member; 11. a first chute; 12. a limiting block; 2. a lower expansion member; 3. an extension assembly; 31. an extension plate; 311. a first slider; 312. a second chute; 32. a control lever; 4. a widening assembly; 41. a widening plate; 411. a notch; 412. a second slider; 42. a control mechanism; 421. a pushing block; 422. a push rod; 423. and (4) a bump.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1, an embodiment of the present application provides a retractable vaginal dilator, which includes an upper dilator 1 and a lower dilator 2, wherein the rear end of the upper dilator 1 and the rear end of the lower dilator 2 are rotatably connected to each other, so that the front end of the upper dilator 1 and the front end of the lower dilator 2 can be moved toward or away from each other. When in use, the front end of the upper expansion piece 1 and the front end of the lower expansion piece 2 are close to each other and extend into the vagina of a patient; the front end of the upper expansion member 1 and the front end of the lower expansion member 2 are separated from each other to open the vagina of the patient so as to obtain a visual field for examination or surgery. It should be noted that the above contents are prior art and will not be described in detail herein. The specific structure of the upper and lower expanders 1 and 2 is not limited to the structure shown in the drawings, and may be any one of the structures in the prior art.

Referring to fig. 1-9, the retractable vaginal dilator further comprises two sets of extension members 3 and two sets of widening members 4; the two groups of extension assemblies 3 are respectively arranged at the front ends of the upper expansion piece 1 and the lower expansion piece 2, and the two groups of extension assemblies 3 are respectively used for extending the lengths of the upper expansion piece 1 and the lower expansion piece 2; the two groups of widening assemblies 4 are respectively arranged on the two groups of extension assemblies 3, and the two groups of widening assemblies 4 are respectively used for widening the widths of the upper expanding piece 1 and the lower expanding piece 2. When in use, the front ends of the upper expansion piece 1 and the lower expansion piece 2 are firstly extended into the vagina; the length of the upper expansion piece 1 and the lower expansion piece 2 is adjusted and controlled by the extension component 3, and the width of the upper expansion piece 1 and the lower expansion piece 2 is adjusted and controlled by the widening component 4 until the telescopic vaginal dilator can be applied to the vagina. Therefore, the length and the width of the upper expansion piece 1 and the lower expansion piece 2 can be adjusted by the aid of the telescopic vaginal dilator, so that the telescopic vaginal dilator is suitable for vaginas with different depths and widths, and is high in universality.

Referring to fig. 2, in some embodiments of the present application, each extension assembly 3 comprises an extension plate 31 and a control rod 32; the two extension plates 31 are slidably connected to the upper expansion piece 1 and the lower expansion piece 2 in the front-rear direction, respectively, so that the two extension plates 31 can be extended or retracted from the front ends of the upper expansion piece 1 and the lower expansion piece 2, respectively; one ends of the two control rods 32 are connected to the two extension plates 31, and the other ends of the two control rods 32 extend to the rear of the upper and lower expanders 1 and 2, respectively. The two extension plates 31 are controlled to extend out or retract from the front ends of the upper expansion piece 1 and the lower expansion piece 2 respectively by controlling the two control rods 32 behind the upper expansion piece 1 and the lower expansion piece 2 to move back and forth; this allows the length of the upper and lower stent members 1 and 2 to be adjusted (as shown in fig. 5-6).

Referring to fig. 3, in some embodiments of the present application, the two extension plates 31 are provided with the first sliding blocks 311, and the upper expansion member 1 and the lower expansion member 2 are provided with the first sliding grooves 11; the two sliding blocks are respectively connected with the two first sliding chutes 11 in a sliding manner. By respectively slidably connecting the two first sliding blocks 311 to the two first sliding grooves 11, the two extension plates 31 are respectively mounted with the upper expansion piece 1 and the lower expansion piece 2, and the two extension plates 31 are respectively slid with the upper expansion piece 1 and the lower expansion piece 2.

Referring to fig. 2, in some embodiments of the present application, the upper expansion part 1 and the lower expansion part 2 are both provided with a first limiting member; threaded holes are formed in the two first limiting pieces in a penetrating mode along the front-back direction; the two control rods 32 are respectively screwed in the two threaded holes, and the control rods 32 are rotatably connected with the extension plate 31. Through this kind of mounting means for two extension boards 31 are respectively after the extension goes up the length of extension 1 and extension 2 down, can fix in a position, but the use of extension vaginal speculum of being convenient for.

Referring to fig. 2, in some embodiments of the present application, each set of widening assemblies 4 comprises two widening plates 41 and one control mechanism 42; the two widening plates 41 are bilaterally symmetrical and are connected to the extension plate 31 in a left-right sliding manner; the control mechanism 42 is disposed between the two widening plates 41, and the control mechanism 42 is used for controlling the left and right sliding of the two widening plates 41. When the two widening plates 41 are controlled by the control mechanism 42 to move back to back, the two widening plates 41 respectively extend out from the left and right sides of the extension plate 31, so that the width of the extension plate 31 (i.e. the upper expansion piece 1 or the lower expansion piece 2) is increased; when the control mechanism 42 controls the two expansion plates 41 to move towards each other, the two expansion plates are retracted onto the extension plate 31 (as shown in fig. 6-7). This allows the width of the upper and lower stent members 1 and 2 to be adjusted.

Referring to fig. 9, in some embodiments of the present application, two second sliding blocks 412 are disposed on both the two widening plates 41, and two second sliding grooves 312 are disposed on the extending plate 31; the two second sliding blocks 412 are slidably connected to the second sliding grooves 312 respectively. By slidably connecting the two second sliding blocks 412 to the second sliding grooves 312, the two widening plates 41 and the extension plate 31 are mounted, and the two widening plates 41 and the extension plate 31 slide relatively.

Referring to fig. 5-7, in some embodiments of the present application, the control mechanism 42 includes a pusher block 421, a pusher rod 422, and a return spring; notches 411 are arranged on the two widening plates 41, and guide inclined planes are arranged at the front ends of the notches 411; the pushing block 421 is arranged in the two gaps 411, one end of the pushing rod 422 is connected with the pushing block 421, and the other end of the pushing rod 422 extends to the rear of the upper expanding piece 1 and the lower expanding piece 2; when the pushing block 421 is pushed by the pushing rod 422 to move forward, the pushing block 421 forces the two widening plates 41 to move back to back through the two guiding inclined surfaces; the elastic restoring member is disposed between the two widening plates 41, and the elastic restoring member is used for forcing the two widening plates 41 to move toward each other. When in use, the pushing rod 422 is pushed backwards to separate the pushing block 421 from the guiding inclined plane, and the two widening plates 41 are forced to move in opposite directions under the action of the restoring elastic member, so that the two widening plates 41 are hidden on the extension plate 31 (as shown in fig. 6), and at this time, the whole width (i.e. the width in the left-right direction) of the retractable vaginal dilator is minimum; when the pushing rod 422 is pushed forward to make the pushing block 421 act on the guiding inclined plane, so as to force the two widening plates 41 to move back and forth, so that the two widening plates 41 respectively extend outwards along the left and right sides of the extension plate 31 (as shown in fig. 7), the overall width of the retractable vaginal dilator gradually increases. It should be noted that the elastic restoring element is not shown in the drawings, and the elastic restoring element (such as a spring, a rubber spring, etc.) itself and the installation manner thereof are all the prior art, and detailed description thereof is omitted here.

Referring to fig. 2, in some embodiments of the present application, the upper expansion part 1 and the lower expansion part 2 are respectively provided with a second limiting member, and the two pushing rods 422 are respectively slidably connected to the two second limiting members along the front-back direction. By this mounting, the sliding direction of the push rod 422 is restricted and the push rod 422 is prevented from falling off. The first limiting member and the second limiting member may be configured to integrally form the limiting member 12.

Referring to fig. 5, in some embodiments of the present application, the pushing rod 422 has a protrusion 423 at a rear end thereof. The projection 423 increases the force-bearing area, and facilitates manual control of the movement of the push rod 422.

Referring to fig. 1-9, in some embodiments of the present application, the extension member 3 and the widening member 4 are disposed between the upper and lower expanders 1 and 2, and the extension member 3, the widening member 4, the upper expander 1 and the lower expander 2 are made of medical grade transparent plastic. The extension component 3 and the widening component 4 are arranged between the upper expansion piece 1 and the lower expansion piece 2, so that the extension component 3 and the widening component 4 can be prevented from accidentally injuring the inner wall of the vagina in the process of extending or widening the upper expansion piece 1 and the lower expansion piece 2; by using medical transparent plastic to make the extension component 3, the widening component 4, the upper dilator 1 and the lower dilator 2, the safety of the telescopic dilator is ensured, and the vagina is convenient to observe.

In conclusion, the length and the width of the upper expansion piece and the lower expansion piece can be adjusted by the telescopic vaginal dilator, so that the vaginal dilator is suitable for vaginas with different depths and widths, and the universality is high.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and such changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims (10)

1. A kind of telescopic dilator vaginal organ, including upper dilator element and lower dilator element; the rear end of the upper expansion piece is rotatably connected with the rear end of the lower expansion piece; the telescopic vaginal dilator is characterized by further comprising two groups of extension components and two groups of widening components; the two groups of extension assemblies are respectively arranged at the front ends of the upper expansion piece and the lower expansion piece and are respectively used for extending the lengths of the upper expansion piece and the lower expansion piece; the two groups of widening assemblies are respectively arranged on the two groups of extension assemblies, and the two groups of widening assemblies are respectively used for widening the widths of the upper expanding piece and the lower expanding piece.

2. The retractable vaginal dilator of claim 1 wherein each said set of said extension members includes an extension plate and a control rod; the two extension plates are respectively connected with the upper expansion piece and the lower expansion piece in a sliding mode along the front-back direction, so that the two extension plates can respectively extend out of or retract back from the front ends of the upper expansion piece and the lower expansion piece; one end of each of the two control rods is connected with the two extension plates respectively, and the other end of each of the two control rods extends to the rear of the upper expansion piece and the rear of the lower expansion piece.

3. The retractable vaginal dilator of claim 2 wherein each of said extension plates has a first slider, and each of said upper dilator member and said lower dilator member has a first runner; the two sliding blocks are respectively connected to the two first sliding grooves in a sliding mode.

4. The retractable vaginal dilator of claim 2, wherein each of the upper dilator member and the lower dilator member has a first stop member thereon; threaded holes are formed in the two first limiting pieces in a penetrating mode along the front-back direction; the two control rods are respectively in threaded connection with the two threaded holes, and the control rods are rotatably connected with the extension plate.

5. The retractable vaginal dilator of claim 2 wherein each set of said widening elements comprises two widening plates and a control mechanism; the two widening plates are symmetrical left and right and can be connected to the extension plate in a left-right sliding manner; the control mechanism is arranged between the two width expansion plates and is used for controlling the left and right sliding of the two width expansion plates.

6. The retractable vaginal dilator of claim 5, wherein each of the two widening plates is provided with a second slider, and the extension plate is provided with two second sliding grooves; the two second sliding blocks are respectively connected to the second sliding grooves in a sliding mode.

7. The retractable vaginal dilator of claim 5, wherein the control mechanism comprises a push block, a push rod and a return spring; the two widening plates are both provided with notches, and the front ends of the notches are provided with guide inclined planes; the pushing blocks are arranged in the two notches, one end of the pushing rod is connected with the pushing blocks, and the other end of the pushing rod extends to the rear of the upper expansion piece and the rear of the lower expansion piece; when the pushing block is pushed by the pushing rod to move forwards, the pushing block forces the two widening plates to move backwards through the two guide inclined planes; the reset elastic piece is arranged between the two widening plates and used for forcing the two widening plates to move oppositely.

8. The retractable vaginal dilator of claim 7, wherein each of the upper dilator member and the lower dilator member is provided with a second stop member, and two of the push rods are slidably connected to the two second stop members in a front-to-rear direction, respectively.

9. The retractable vaginal dilator of claim 7, wherein the rear end of the push rod is provided with a projection.

10. The retractable vaginal dilator of any one of claims 1 to 9, wherein the extender member and the widening member are disposed between the upper dilator member and the lower dilator member, and the extender member, the widening member, the upper dilator member and the lower dilator member are all made of a medical grade transparent plastic.

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