CN219921022U

CN219921022U - Self-lubricating push type vaginal dilator

Info

Publication number: CN219921022U
Application number: CN202222010023.3U
Authority: CN
Inventors: 魏云东; 焦大勇; 焦亚桂; 葛云霞
Original assignee: Xiangtan Fuji Biotechnology Co ltd
Current assignee: Xiangtan Fuji Biotechnology Co ltd
Priority date: 2022-07-26
Filing date: 2022-08-01
Publication date: 2023-10-31
Anticipated expiration: 2032-08-01

Abstract

The utility model provides a self-lubricating push type vaginal dilator which solves the problems of inconvenient specification adjustment and the like of the vaginal dilator. The utility model has the advantages of convenient specification adjustment, good use comfort and the like.

Description

Self-lubricating push type vaginal dilator

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a self-lubricating push type vaginal dilator.

Background

The vaginal dilator is also called as vaginal dilator, and consists of an upper leaf, a lower leaf and a handle, and is mainly used for gynecological routine examination and operation. The vaginal speculum used for the operation is generally composed of a metal material, and the vaginal speculum used for the general gynecological examination is generally made of polystyrene, polypropylene, or the like. Depending on how the dilator is deployed, the dilators can be divided into two types: swivel and push-pull. At present, when in clinical gynecological examination cervical and cervical surgery, a vaginal dilator is used for dilating the vaginal orifice to expose the visual field, so that the cervical is fully exposed for operation. The vaginal dilator used has defects in design, materials and process, so that a plurality of inconveniences are brought to the dilation operation. In the use process, the expander made of the high polymer material enables a patient to generate serious discomfort to cause mental stress, and the vaginal orifice is contracted while the mental stress is generated, so that the placement difficulty of an operator is increased. In addition, the existing vaginal speculum has single specification, and the expansion depth cannot be adjusted, so that the practical comfort of a patient is poor.

In order to solve the defects existing in the prior art, long-term exploration is performed, and various solutions are proposed. For example, chinese patent literature discloses a medical vaginal dilator [201821268319.2], comprising: go up handle, lower handle, connecting bolt, viewing aperture, go up and expand the yin ware, expand yin ware and silica gel piece down, go up handle and lower handle interval setting down, connecting bolt connects handle and lower handle, and the viewing aperture is located last handle upper portion and expands yin ware junction, goes up and expands the yin ware and expands down and be equipped with the silica gel piece on the yin ware tip respectively, and connecting bolt can be manual regulation and expand the distance of yin ware and expanding down to with the distance is fixed.

The problem of poor comfort of using the expander is solved to a certain extent to above-mentioned scheme, but this scheme still has a great deal of shortfalls, for example specification adjustment inconvenient scheduling problem.

Disclosure of Invention

The utility model aims at solving the problems and provides a self-lubricating push type vaginal dilator which is reasonable in design and convenient in specification adjustment.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a self-lubricating push-type vaginal dilator, includes blade and lower blade, goes up the blade and is connected with the push rod, and lower blade is connected with the dead lever, is provided with the positioning mechanism that opens and shuts between blade and the lower blade, is provided with sliding positioning mechanism between push rod and the dead lever, and dead lever end fixedly connected with is first to be adjusted the seat, and first regulation seat passes through locking mechanism and lower blade sliding connection, and the push rod end rotates and is connected with the second and adjusts the seat, and the second is adjusted the seat and is passed through locking mechanism and last blade sliding connection. The upper blade and the lower blade are adjusted to be relative to the first adjusting seat and the second adjusting seat through the locking mechanism, the sliding positioning mechanism and the opening and closing positioning mechanism control the opening size, the locking mechanism adjusts the expansion depth, and the specification is adjusted in time to obtain the optimal use comfort.

In the self-lubricating push type vaginal dilator, the fixing rod comprises a first pushing part, and a first extending part which is arranged in a forked manner is arranged at the upper end of the first pushing part; the push rod comprises a second pushing part, and the upper end of the second pushing part is provided with a second extending part which is arranged in a forked mode. The fixed rod and the push rod are Y-shaped respectively, and the visual field between the upper blade and the lower blade is not affected.

In the self-lubricating push type vaginal dilator, the sliding positioning mechanism comprises a sliding groove which is arranged on the first pushing part and extends along the axial direction, the second pushing part is provided with a sliding block which is in sliding connection with the sliding groove, the sliding block is connected with a compression knob in a threaded manner, and the bottom of the sliding groove is provided with a flexible adhesive tape. The pressing knob is rotated to fix the positions of the fixing rod and the push rod, and the minimum expansion degree of the upper blade and the lower blade is adjusted.

In the self-lubricating push type vaginal dilator, the first adjusting seat is fixedly connected with the end head of the first extension part, and the second adjusting seat is rotatably connected with the end head of the second extension part. The second adjusting seat and the upper blade are turned over synchronously, so that the opening and closing stability of the blades is ensured.

In the self-lubricating push type vaginal dilator, the locking mechanism comprises locking grooves arranged on the first adjusting seat and the second adjusting seat, the side edges of the upper blade and the lower blade are respectively in sliding connection with the locking grooves, and the first adjusting seat and the second adjusting seat are respectively in threaded connection with locking knobs. The locking mechanism limits the blade insertion depth so that the operator obtains an optimal viewing effect.

In the self-lubricating push-type vaginal dilator, the opening and closing positioning mechanism comprises a first opening and closing strip rotationally connected with the lower blade and a second opening and closing strip rotationally connected with the upper blade, the first opening and closing strip and the second opening and closing strip are rotationally connected through an opening and closing seat body, the first opening and closing strip and the second opening and closing strip are respectively rotationally connected with a positioning rod, the positioning rods are rotationally connected and the joint is rotationally provided with a threaded rod in threaded connection with the opening and closing seat body, and an opening and closing knob is fixed at the end of the threaded rod. The opening and closing positioning mechanism adjusts the opening and closing angles of the upper blade and the lower blade, and the expansion amount is controlled by matching with the sliding positioning mechanism.

In the self-lubricating push type vaginal dilator, the upper blade and the lower blade are made of polyethylene, the surfaces of the upper blade and the lower blade are coated with a lubricating layer, and the fixing rod and the push rod are made of stainless steel. The upper blade and the lower blade are made of nontoxic materials, and the coated lubricating layer reduces uncomfortable feeling caused when the upper blade and the lower blade are inserted into vagina.

In the self-lubricating push type vaginal dilator, the upper blade and the lower blade are arc-shaped long strips, and the edges of the upper blade and the lower blade are rounded. The rounding treatment avoids the damage of the blade to the human body.

In the self-lubricating push type vaginal dilator, the upper blade and the lower blade are provided with indication scales along the axial direction. The operator can observe the insertion depth of the blade in time through the indication scale, and the insertion quantity is effectively controlled.

In the self-lubricating push type vaginal dilator, the fixing rod is provided with the wavy holding part, and the surface of the holding part is distributed with the anti-skid stripes. The fixed rod is held by an operator and is attached to the palm.

Compared with the prior art, the utility model has the advantages that: the expansion degree and the insertion depth of the upper blade and the lower blade can be flexibly adjusted, and the overall specification of the expander can be timely adjusted, so that the expander has good applicability; the outside of the blade is coated with a lubricating layer and is subjected to fillet treatment, so that the discomfort of insertion is reduced; the opening and closing positioning mechanism carries out fine adjustment on the relative angle of the blades through the threaded rod, so that accidental injury during operation is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of another view of the present utility model;

FIG. 3 is a partial schematic view of the present utility model;

FIG. 4 is another partial schematic view of the present utility model;

in the drawing, an upper blade 1, a lower blade 2, a push rod 3, a second pushing portion 31, a second extending portion 32, a fixing rod 4, a first pushing portion 41, a first extending portion 42, a holding portion 43, an opening and closing positioning mechanism 5, a first opening and closing strip 51, a second opening and closing strip 52, an opening and closing seat body 53, a positioning rod 54, a threaded rod 55, an opening and closing knob 56, a sliding positioning mechanism 6, a sliding groove 61, a sliding block 62, a pressing knob 63, a flexible adhesive tape 64, a first adjusting seat 7, a second adjusting seat 8, a locking mechanism 9, a locking groove 91, and a locking knob 92.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

As shown in fig. 1-4, a self-lubricating push-type vaginal dilator comprises an upper blade 1 and a lower blade 2, wherein the upper blade 1 is connected with a push rod 3, the lower blade 2 is connected with a fixed rod 4, an opening and closing positioning mechanism 5 is arranged between the upper blade 1 and the lower blade 2, a sliding positioning mechanism 6 is arranged between the push rod 3 and the fixed rod 4, the end head of the fixed rod 4 is fixedly connected with a first adjusting seat 7, the first adjusting seat 7 is in sliding connection with the lower blade 2 through a locking mechanism 9, the end head of the push rod 3 is rotationally connected with a second adjusting seat 8, and the second adjusting seat 8 is in sliding connection with the upper blade 1 through the locking mechanism 9. Before the expander is used, the positions of the upper blade 1 and the lower blade 2 relative to the first adjusting seat 7 and the second adjusting seat 8 are firstly adjusted through the locking mechanism 9, so that the maximum insertion amount of the blades is controlled. After the expander is inserted into the vagina of a patient, the push rod 3 is driven to slide with the fixed rod 4 through the sliding positioning mechanism 6, the upper blade 1 and the lower blade 2 are separated along with the sliding positioning mechanism, and then the opening and closing positioning mechanism 5 is adjusted to drive the upper blade 1 and the second adjusting seat 8 to turn over, so that the expansion of the blades is realized.

Specifically, the fixing rod 4 includes a first pushing portion 41, and a first extending portion 42 provided in a bifurcated manner is provided at an upper end of the first pushing portion 41; the push rod 3 includes a second pushing portion 31, and the second pushing portion 31 is provided at an upper end thereof with a second extending portion 32 arranged in a bifurcated manner. The fixed rod 4 and the push rod 3 are mutually attached, and the relative position is adjusted through the sliding positioning mechanism 6.

In depth, the slide positioning mechanism 6 includes a slide groove 61 provided on the first pushing portion 41 and extending in the axial direction, the second pushing portion 31 has a slide block 62 slidably connected to the slide groove 61, a pressing knob 63 is screwed to the slide block 62, and a flexible adhesive tape 64 is disposed at the bottom of the slide groove 61. When the fixed rod 4 and the push rod 3 slide to the designated positions, the compression knob 63 is manually rotated, and the end of the compression knob 63 is compressed and fixed with the flexible adhesive tape 64 under the action of the compression force.

Further, the first adjusting seat 7 is fixedly connected with the end of the first extension portion 42, and the second adjusting seat 8 is rotatably connected with the end of the second extension portion 32. The first adjusting seat 7 is fixed with the fixed rod 4, the lower blade 2 which is connected in a sliding way is vertically arranged relative to the fixed rod 4, and the second adjusting seat 8 and the upper blade 1 are synchronously turned over relative to the second extension part 32.

Further, the locking mechanism 9 comprises locking grooves 91 arranged on the first adjusting seat 7 and the second adjusting seat 8, the side edges of the upper blade 1 and the lower blade 2 are respectively in sliding connection with the locking grooves 91, and the first adjusting seat 7 and the second adjusting seat 8 are respectively in threaded connection with locking knobs 92. The locking knob 92 is manually turned, and the locking knob 92 keeps the adjusting seat and the blade fixed under the action of the pressing force.

Besides, the opening and closing positioning mechanism 5 comprises a first opening and closing strip 51 rotationally connected with the lower blade 2 and a second opening and closing strip 52 rotationally connected with the upper blade 1, the first opening and closing strip 51 and the second opening and closing strip 52 are rotationally connected through an opening and closing seat 53, the first opening and closing strip 51 and the second opening and closing strip 52 are respectively rotationally connected with a positioning rod 54, the positioning rods 54 are rotationally connected, a threaded rod 55 in threaded connection with the opening and closing seat 53 is rotationally arranged at the connecting position, and an opening and closing knob 56 is fixed at the end of the threaded rod 55. The opening and closing knob 56 is twisted to drive the threaded rod 55 to rotate, the included angle between the positioning rod 54 and the first opening and closing strip 51 and the second opening and closing strip 52 is changed, and the relative angles of the upper blade 1 and the lower blade 2 are adjusted accordingly.

Simultaneously, the upper blade 1 and the lower blade 2 are made of polyethylene, the surfaces of the upper blade 1 and the lower blade 2 are coated with lubricating layers, and the fixing rod 4 and the push rod 3 are made of stainless steel. The upper blade 1 and the lower blade 2 are coated with paraffin to ensure surface lubrication, the upper blade 1 and the lower blade 2 can be detached and replaced, and the fixing rod 4 and the push rod 3 can be fully disinfected and utilized.

The upper blade 1 and the lower blade 2 are arc-shaped long strips, and the edges of the upper blade 1 and the lower blade 2 are rounded. The upper blade 1 and the lower blade 2 have the same length, and the positions are synchronously adjusted through a locking mechanism 9.

It is apparent that the upper blade 1 and the lower blade 2 are axially arranged with indicating graduations. By means of the indication scales on the surfaces of the upper blade 1 and the lower blade 2, an operator judges the insertion depth of the blades and performs secondary adjustment.

Preferably, the fixing rod 4 has a wavy grip portion 43, and the grip portion 43 has anti-slip stripes distributed on the surface thereof. The grip 43 is integrally formed with the fixing rod 4, and the surface anti-slip stripes increase the local friction thereof.

In summary, the principle of this embodiment is as follows: the push rod 3 and the fixed rod 4 adjust the minimum opening and closing angles of the upper blade 1 and the lower blade 2 through the sliding positioning mechanism 6, and the opening and closing angles of the upper blade 1 and the lower blade 2 are controlled by the opening and closing positioning mechanism 5, so that the positions of the upper blade 1 and the lower blade 2 relative to the first adjusting seat 7 and the second adjusting seat 8 are adjusted in a sliding manner, the insertion depth of the blades is controlled, and the overall specification of the expander is adjusted.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although terms of the upper blade 1, the lower blade 2, the push rod 3, the second push part 31, the second extension part 32, the fixing lever 4, the first push part 41, the first extension part 42, the grip part 43, the open-close positioning mechanism 5, the first open-close bar 51, the second open-close bar 52, the open-close seat 53, the positioning lever 54, the threaded rod 55, the open-close knob 56, the slide positioning mechanism 6, the slide groove 61, the slide block 62, the pressing knob 63, the flexible adhesive tape 64, the first adjustment seat 7, the second adjustment seat 8, the locking mechanism 9, the locking groove 91, the locking knob 92, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. The utility model provides a self-lubricating push type vaginal dilator, includes blade (1) and lower blade (2), last blade (1) be connected with push rod (3), lower blade (2) be connected with dead lever (4), its characterized in that, last blade (1) and lower blade (2) between be provided with open and shut positioning mechanism (5), push rod (3) and dead lever (4) between be provided with sliding positioning mechanism (6), dead lever (4) end fixedly connected with first regulation seat (7), first regulation seat (7) pass through locking mechanism (9) and lower blade (2) sliding connection, push rod (3) end rotation be connected with second regulation seat (8), second regulation seat (8) pass through locking mechanism (9) and last blade (1) sliding connection.

2. The self-lubricating push type vaginal dilator according to claim 1, wherein the fixing rod (4) comprises a first pushing part (41), and a first extending part (42) which is arranged in a forked manner is arranged at the upper end of the first pushing part (41); the push rod (3) comprises a second pushing part (31), and a second extending part (32) which is arranged in a forked mode is arranged at the upper end of the second pushing part (31).

3. The self-lubricating push type vaginal dilator according to claim 2, wherein the sliding positioning mechanism (6) comprises a sliding groove (61) which is arranged on the first pushing part (41) and extends along the axial direction, the second pushing part (31) is provided with a sliding block (62) which is slidably connected with the sliding groove (61), the sliding block (62) is in threaded connection with a pressing knob (63), and a flexible adhesive tape (64) is arranged at the bottom of the sliding groove (61).

4. The self-lubricating push vaginal dilator according to claim 2, wherein the first adjusting seat (7) is fixedly connected with the end of the first extension portion (42), and the second adjusting seat (8) is rotatably connected with the end of the second extension portion (32).

5. The self-lubricating push type vaginal dilator according to claim 4, wherein the locking mechanism (9) comprises locking grooves (91) arranged on the first adjusting seat (7) and the second adjusting seat (8), the side edges of the upper blade (1) and the lower blade (2) are respectively in sliding connection with the locking grooves (91), and the first adjusting seat (7) and the second adjusting seat (8) are respectively in threaded connection with locking knobs (92).

6. The self-lubricating push type vaginal dilator according to claim 2, wherein the opening and closing positioning mechanism (5) comprises a first opening and closing strip (51) rotationally connected with the lower blade (2) and a second opening and closing strip (52) rotationally connected with the upper blade (1), the first opening and closing strip (51) and the second opening and closing strip (52) are rotationally connected through an opening and closing seat body (53), the first opening and closing strip (51) and the second opening and closing strip (52) are respectively rotationally connected with a positioning rod (54), the positioning rod (54) is rotationally connected with a threaded rod (55) rotationally connected with the opening and closing seat body (53), and an opening and closing knob (56) is fixed at the end of the threaded rod (55).

7. The self-lubricating push type vaginal dilator according to claim 1, wherein the upper blade (1) and the lower blade (2) are made of polyethylene, the surfaces of the upper blade (1) and the lower blade (2) are coated with a lubricating layer, and the fixing rod (4) and the push rod (3) are made of stainless steel.

8. The self-lubricating push type vaginal dilator according to claim 1, wherein the upper blade (1) and the lower blade (2) are arc-shaped long strips, and edges of the upper blade (1) and the lower blade (2) are rounded.

9. A self-lubricating push vaginal dilator as claimed in claim 1, characterized in that said upper (1) and lower (2) blades are axially provided with indicating graduations.

10. The self-lubricating push type vaginal dilator as claimed in claim 1, wherein the fixing rod (4) is provided with a wavy holding part (43), and anti-slip stripes are distributed on the surface of the holding part (43).