CN209884111U

CN209884111U - Dilator for gynecology

Info

Publication number: CN209884111U
Application number: CN201920421490.0U
Authority: CN
Inventors: 孙永红; 赵翠菊; 周书翠
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-30
Filing date: 2019-03-30
Publication date: 2020-01-03
Anticipated expiration: 2029-03-30

Abstract

The utility model provides a gynaecology uses expander. Gynaecology uses expander is including installation piece, advancing mechanism, expanding mechanism, moving mechanism, expansion plate mechanism and buffering stop gear, advancing mechanism fixed run through install in the middle part of installation piece, expanding mechanism rotate connect in the installation piece deviates from the both ends of advancing mechanism one side, moving mechanism fixed connection in advancing mechanism's tip, expansion plate mechanism fixed mounting in expanding mechanism's both sides, buffering stop gear fixed connection is in two sets of between the expanding mechanism. The utility model provides a gynaecology uses the expander nimble, is convenient for control the expander open dynamics and remain stable to reduce the painful sense in patient affected part, and then ensure patient safety.

Description

Dilator for gynecology

Technical Field

The utility model relates to a clinical device technical field of gynaecology especially relates to an expander for gynaecology.

Background

The dilator is also called as vaginal dilator and consists of an upper page, a lower page and a handle. In the prior art, in gynecological examination or gynecological operation, the vagina wall is required to be stretched, the cause of the disease in the vagina is required to be examined and treated, a special tool or other vessels are required to stretch and fix the vagina in the examination and treatment process, the vagina is always in a stretched state, and then the examination or treatment is carried out, so that a dilator is required.

However, when the vaginal dilator is used to open the vagina, the examined part is limited to the part between the opened duckbill supporting plates. Current vaginal dilator expansion effect is relatively poor, needs medical staff to hold the expander and expand by hand always, and the control dynamics size of being not convenient for in the use, therefore stability is relatively poor when the expansion, can increase the painful sense in patient affected part to influence inspection and treatment.

Therefore, there is a need to provide a new gynecological dilator to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an use in a flexible way, the dynamics of opening and the hold steady of the control expander of being convenient for to reduce the painful sense in patient affected part, and then ensure patient's safe expander for gynaecology.

The utility model provides a gynaecology uses expander includes: the device comprises an installation block, a propelling mechanism, an expansion mechanism, a movable mechanism, an expansion plate mechanism and a buffering limiting mechanism, wherein the propelling mechanism is fixedly arranged in the middle of the installation block in a penetrating manner and comprises a push rod, a gas pipe, a one-way valve, a gas bag, a gas inlet pipe and a propelling ball; the inner wall of the gas pipe is clamped and slidably connected with the propelling ball, and one end of the propelling ball, which is far away from the one-way valve, is fixedly connected with the push rod; the expansion mechanism is rotatably connected to two ends of one side, away from the air bag, of the mounting block and comprises an expansion rod, a mounting rod limiting rod, a connecting rod and a positioning rod, two ends, away from the air bag, of the mounting block are respectively and rotatably connected with one connecting rod, one end, away from the mounting block, of the connecting rod is fixedly connected with the mounting rod, one end, away from the connecting rod, of the mounting rod is fixedly connected with the expansion rod, the outer side wall, away from the middle part of the mounting rod, of the mounting rod is fixedly connected with the limiting rod, and the outer side wall, away from the middle part of the connecting rod, of the; the movable mechanism is fixedly connected to one end, away from the one-way valve, of the push rod, and comprises a movable end, a first rotating connecting rod and a second rotating connecting rod, the movable end is fixedly connected to one end, away from the one-way valve, of the push rod, the first rotating connecting rod and the second rotating connecting rod are rotatably connected to one end, away from the push rod, of the movable end, and the other ends of the first rotating connecting rod and the second rotating connecting rod are rotatably connected to the joint of the two groups of mounting rods and the positioning rods; the expansion plate mechanisms are fixedly arranged on two sides of the expansion mechanism, the expansion mechanism comprises a first expansion plate and a second expansion plate, and the side walls of the two groups of expansion rods and the side walls of the mounting rods are respectively and fixedly provided with the first expansion plate and the second expansion plate; the buffering limiting mechanism is fixedly connected between the two mounting rods.

Preferably, the mounting block is of a rectangular plate-shaped structure, and a through hole matched with the diameter of the gas conveying pipe is formed in the middle of the mounting block.

Preferably, the two groups of expansion rods, the mounting rods and the connecting rods are all arc-shaped with inward central angles.

Preferably, the first expansion board and the second expansion board are irregular boards with one side inwards concave in an arc shape.

Preferably, the buffering limiting mechanism comprises a spring fixing end and a buffering spring, the middle part of the side wall opposite to the mounting rod is fixedly connected with the spring fixing end, and the buffering spring is fixedly connected between the spring fixing ends.

Compared with the prior art, the utility model provides a gynaecology uses expander has following beneficial effect:

the utility model provides a gynaecology uses expander, when using, will first expansion board with the second expansion board careful insert patient's affected part, then, manual holding the gasbag, to the gasbag exerts pressure, makes air get into the gasbag, gets into the inside of gas-supply pipe through the check valve, then the gas in the gas-supply pipe increases thereupon, and pressure increases, to propulsion ball produces thrust, and then propulsion ball promotes the push rod, the push rod promotes the activity end, then first rotation connecting rod with the continuous opening of second rotation connecting rod finally drives first expansion board with the second expansion board opens, plays the effect of expansion to patient's affected part, through repeating above-mentioned process, can slowly prop open patient's affected part to medical personnel can operate the expansion process by one hand, the device is more convenient and flexible to use, the expansion process is more accurate and stable, the pain of the affected part of the patient is reduced, and the safety of the patient is further ensured.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the gynecological dilator provided in the present invention;

FIG. 2 is a horizontal cross-sectional view of the push rod and the gas pipe of the gynecological dilator provided by the present invention;

fig. 3 is an enlarged schematic view of a portion a shown in fig. 1.

Reference numbers in the figures: 1. the mounting block, 2, propulsion mechanism, 21, push rod, 22, gas-supply pipe, 23, check valve, 24, gasbag, 25, intake pipe, 26, propelling ball, 3, expansion mechanism, 31, expansion rod, 32, settling rod, 33, gag lever post, 34, connecting rod, 35, locating lever, 4, moving mechanism, 41, activity end, 42, first rotating connecting rod, 43, second rotating connecting rod, 5, expansion plate mechanism, 51, first expansion plate, 52, second expansion plate, 6, buffering stop gear, 61, spring fixed end, 62, buffer spring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural view of a preferred embodiment of the gynecological dilator of the present invention; FIG. 2 is a horizontal cross-sectional view of the push rod and the gas pipe of the gynecological dilator provided by the present invention; fig. 3 is an enlarged schematic view of a portion a shown in fig. 1. The gynecological dilator comprises: the mounting block 1, the propelling mechanism 2, the expansion mechanism 3, the movable mechanism 4, the expansion plate mechanism 5 and the buffering limiting mechanism 6, the propelling mechanism 2 is fixedly installed in the middle of the mounting block 1 in a penetrating manner, the expansion plate mechanism 5 is fixedly installed on two sides of the expansion mechanism 3, and the buffering limiting mechanism 6 is fixedly connected between the expansion mechanism 3.

The propelling mechanism 2 comprises a push rod 21, an air pipe 22, a one-way valve 23, an air bag 24, an air inlet pipe 25 and a propelling ball 26, the air pipe 22 is fixedly installed in the middle of the installation block 1 in a penetrating mode, one end of the air pipe 22 is fixedly connected with the one-way valve 23, and the other end of the one-way valve 23 is fixedly connected with the air bag 24; the inner wall of the gas pipe 22 is connected with the propelling ball 26 in a clamping and sliding manner, and one end of the propelling ball 26 departing from the one-way valve 23 is fixedly connected with the push rod 21.

Referring to fig. 1 and 3, the expanding mechanism 3 is rotationally connected to the mounting block 1 deviates from the two ends of one side of the air bag 24, the expanding mechanism 3 comprises an expanding rod 31, a mounting rod 32, a limiting rod 33, a connecting rod 34 and a positioning rod 35, the mounting block 1 deviates from the two ends of one side of the air bag 24 are rotationally connected with one connecting rod 34 respectively, the connecting rod 34 deviates from one end fixed connection of the mounting block 1 to the mounting rod 32, the mounting rod 32 deviates from one end fixed connection of the connecting rod 34 to the expanding rod 31, the outer side wall fixed connection of the connecting rod 32 to the limiting rod 33, the outer side wall fixed connection of the connecting rod 34 to the positioning rod 35 to play a role of fixed support for the affected part of the patient in the operation process.

The moving mechanism 4 is fixedly connected with the push rod 21 deviates from one end of the one-way valve 23, the moving mechanism 4 comprises a moving end 41, a first rotating connecting rod 42 and a second rotating connecting rod 43, the push rod 21 deviates from one end fixedly connected with the one-way valve 23, the moving end 41 deviates from one end of the push rod 21 is rotatably connected with the first rotating connecting rod 42 and the second rotating connecting rod 43, the first rotating connecting rod 42 and the other end of the second rotating connecting rod 43 are rotatably connected with two groups of connecting positions of the arrangement rod 32 and the positioning rod 35.

The expansion board mechanism 5 comprises a first expansion board 51 and a second expansion board 52, and the side walls of the two groups of expansion rods 31 and the mounting rods 32 are respectively and fixedly provided with the first expansion board 51 and the second expansion board 52.

In the specific implementation process, as shown in fig. 1, the mounting block 1 is in a rectangular plate-shaped structure, and the middle part of the mounting block 1 is provided with a through hole matched with the diameter of the air pipe 22, so that the device can be reasonably mounted and fixed in other structures.

Referring to fig. 1, the two sets of expansion rods 31, the mounting rods 32 and the connecting rods 34 are arc-shaped with inward central angles, so as to increase the contact area between the expansion rods and the first and

second expansion plates

51 and 52, and facilitate the fixed installation of the first and

second expansion plates

51 and 52.

Referring to fig. 1, the first expansion plate 51 and the second expansion plate 52 are irregular plate-shaped plates with one side inwardly depressed in an arc shape, so as to increase a contact area with a patient and facilitate an expansion operation.

Referring to fig. 3, the buffering and limiting mechanism 6 includes a spring fixing end 61 and a buffering spring 62, two of the middle portions of the opposite side walls of the mounting rod 32 are fixedly connected to the spring fixing end 61, and two of the spring fixing end 61 are fixedly connected to the buffering spring 62, so that in the operation process, the opening process of the first expanding plate 51 and the second expanding plate 52 can play a certain buffering role, and the injury to the patient can be avoided.

The utility model provides a gynaecology uses expander's theory of operation as follows:

when in use, firstly, the affected part of the patient is opened, then the first expansion plate 51 and the second expansion plate 52 are carefully inserted into the affected part of the patient until the first expansion plate 51 and the second expansion plate 52 are completely immersed into the affected part of the patient, then the air bag 24 is manually held, pressure is applied to the air bag 24, air enters the air bag 24, enters the one-way valve 23 through the air inlet pipe 25, then enters the air pipe 22 through the one-way valve 23, the air inside the air pipe 22 is increased, the pressure is increased accordingly, thrust is generated on the thrust ball 26, the thrust ball 26 further pushes the push rod 21, the push rod 21 pushes the movable end 41, and further pushes the first rotating connecting rod 42 and the second rotating connecting rod 43, so that the first rotating connecting rod 42 and the second rotating connecting rod 43 are continuously expanded, the two groups of expansion rods 31 and the positioning rod 32 are driven to expand, so that the first expansion plate 51 and the second expansion plate 52 are driven to expand, the affected part of the patient is expanded, and meanwhile, the limiting rod 33 and the positioning rod 35 play a role in limiting and protecting in the process; therefore, the air bag 24 is continuously pressed, the process is repeated, the affected part of the patient can be slowly propped open, so that medical personnel can operate the expansion process by one hand, and when the proper medical state is achieved, the medical personnel can stop pressing the air bag 24, and finally the whole using process of the device is completed.

the utility model provides a gynaecology uses expander, during the use, will first expansion board 51 with second expansion board 52 careful insert patient's affected part, then, manually hold gasbag 24, to gasbag 24 applys pressure, make air enter gasbag 24, get into through check valve 23 the inside of gas-supply pipe 22, then the inside gas of gas-supply pipe 22 increases, and pressure increases thereupon, to propulsion ball 26 produces thrust, and then propulsion ball 26 promotes push rod 21, push rod 21 promotes activity end 41, then first rotation connecting rod 42 with second rotation connecting rod 43 constantly opens, finally drive first expansion board 51 with second expansion board 52 opens, plays the effect of expansion to patient's affected part, through repeating above-mentioned process, can slow strutting the patient affected part to medical personnel can operate the expansion process by one hand alone, the device is more convenient and flexible to use, the expansion process is more accurate and stable, the pain of the affected part of the patient is reduced, and the safety of the patient is further ensured.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A gynecological dilator, comprising:

a mounting block (1);

the propelling mechanism (2) is fixedly arranged in the middle of the mounting block (1) in a penetrating mode, the propelling mechanism (2) comprises a push rod (21), an air conveying pipe (22), a one-way valve (23), an air bag (24), an air inlet pipe (25) and a propelling ball (26), the air conveying pipe (22) is fixedly arranged in the middle of the mounting block (1) in a penetrating mode, one end of the air conveying pipe (22) is fixedly connected with the one-way valve (23), and the other end of the one-way valve (23) is fixedly connected with the air bag (24); the inner wall of the gas transmission pipe (22) is connected with the propelling ball (26) in a clamping and sliding manner, and one end of the propelling ball (26) departing from the one-way valve (23) is fixedly connected with the push rod (21);

the expansion mechanism (3) is rotatably connected with two ends of one side of the mounting block (1) departing from the air bag (24), the expansion mechanism (3) comprises an expansion rod (31), a mounting rod (32), a limiting rod (33), a connecting rod (34) and a positioning rod (35), the two ends of one side of the mounting block (1) departing from the air bag (24) are respectively and rotatably connected with one connecting rod (34), one end of the connecting rod (34) departing from the mounting block (1) is fixedly connected with the mounting rod (32), one end of the mounting rod (32) departing from the connecting rod (34) is fixedly connected with the expansion rod (31), the outer side wall of the middle part of the arrangement rod (32) which is deviated from the middle part is fixedly connected with the limiting rod (33), the outer side wall of the middle part of the connecting rod (34) which is deviated from the middle part is fixedly connected with the positioning rod (35);

the movable mechanism (4) is fixedly connected to one end, deviating from the one-way valve (23), of the push rod (21), the movable mechanism (4) comprises a movable end (41), a first rotating connecting rod (42) and a second rotating connecting rod (43), one end, deviating from the one-way valve (23), of the push rod (21) is fixedly connected with the movable end (41), one end, deviating from the push rod (21), of the movable end (41) is rotatably connected with the first rotating connecting rod (42) and the second rotating connecting rod (43), and the other ends of the first rotating connecting rod (42) and the second rotating connecting rod (43) are rotatably connected to the joint of the two groups of the arrangement rods (32) and the positioning rod (35);

the expansion plate mechanism (5) is fixedly arranged on two sides of the expansion mechanism (3), the expansion plate mechanism (5) comprises a first expansion plate (51) and a second expansion plate (52), and the side walls of the two groups of expansion rods (31) and the mounting rods (32) are respectively and fixedly provided with the first expansion plate (51) and the second expansion plate (52);

the buffer limiting mechanism (6) is fixedly connected between the two arrangement rods (32).

2. The gynecological dilator according to claim 1, wherein the mounting block (1) is a rectangular plate-shaped structure, and a through hole matched with the diameter of the air conveying pipe (22) is formed in the middle of the mounting block (1).

3. The gynecological dilator according to claim 1, wherein the two groups of the dilating rods (31), the placing rod (32) and the connecting rod (34) are arc-shaped with a central angle facing inwards.

4. The gynecological dilator according to claim 1, wherein the first dilating plate (51) and the second dilating plate (52) are both irregular plate shapes with one side inwardly concavely curved.

5. The gynecological dilator according to claim 1, wherein the buffering and limiting mechanism (6) comprises a spring fixing end (61) and a buffering spring (62), the spring fixing end (61) is fixedly connected to the middle portion of the opposite side walls of the two placing rods (32), and the buffering spring (62) is fixedly connected between the two spring fixing ends (61).