CN219271914U

CN219271914U - Saccule expanding mechanism

Info

Publication number: CN219271914U
Application number: CN202223364596.2U
Authority: CN
Inventors: 何雷
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-30
Anticipated expiration: 2032-12-14

Abstract

The application relates to a sacculus expansion mechanism, including the connector, fixed mounting on the connector have the intercommunication in the pipe of connector, the pipe keep away from in fixed mounting has the gasbag on the one end of connector, be provided with on the connector and be located the outside adjusting part of pipe, adjusting part includes fixed mounting is in mount pad on the connector. This sacculus expansion mechanism installs the rubber tube through setting up original pipe outside to set up extrusion cover extrusion gasbag laminating in the pipe, make the gasbag communicate in the top inner chamber volume of pipe and obtain adjusting, make the inflation size of gasbag can realize adjusting, through setting up backup pad, adjusting ring, meshing wheel and screw thread strip, can realize convenient adjustment connecting rod promotion extrusion cover, further made things convenient for the position that changes extrusion cover, make the regulation more convenient, be the expansion seat through setting up the mount pad, make the gasbag can be convenient for adjust and extend to the rubber tube outside, the adaptation adaptability of device has been improved.

Description

Saccule expanding mechanism

Technical Field

The application relates to the technical field of medical instruments for women, in particular to a balloon expanding mechanism.

Background

Cervical dilation balloon is commonly used for assisting in late-stage production in pregnancy, can stimulate uterus to enter into maturity stage, can enlarge uterus naturally, safely and progressively, and further improves production passing rate.

The utility model patent with the retrieval bulletin number of CN215084000U discloses a guiding mechanism of a cervical dilation balloon and the cervical dilation balloon, which comprises a guiding pipe for inserting a cervical, wherein the guiding pipe comprises an insertion end for the balloon body to enter and a mounting end for the balloon body to slide out, the insertion end is connected with a shrink sleeve, and the inner diameter of the shrink sleeve is gradually increased from the insertion end to one end far away from the insertion end.

In combination with the cervical dilation balloon, the conventional balloon dilation mechanism is used for injecting normal saline into the balloon by a catheter, and the uterine orifice is dilated by utilizing water pressure, and the balloon in actual use has the specification of 90ml, and the balloon can be well attached to a user under the action of the water pressure, but the volume of the balloon is certain, so that the balloon with the specification needs to be taken out to be replaced when the size of the balloon needs to be adjusted to be suitable for partial pregnant women in clinic, discomfort of the pregnant women is easily caused, and the balloon dilation mechanism is provided for solving the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the application provides a balloon expanding mechanism which has the advantages of being capable of adjusting the injection volume of a cervical balloon, adjusting the expanding size of the balloon and the like.

In order to achieve the above purpose, the present application provides the following technical solutions: the balloon expanding mechanism comprises a connector, wherein a catheter communicated with the connector is fixedly arranged on the connector, an air bag is fixedly arranged at one end, far away from the connector, of the catheter, and an adjusting assembly positioned outside the catheter is arranged on the connector;

the adjusting component comprises a mounting seat fixedly mounted on the connecting head, a rubber tube extending to one end of the air bag is fixedly mounted on the mounting seat, the rubber tube is positioned outside the guide tube, an extrusion sleeve is slidably mounted on the inner wall of the rubber tube, and the extrusion sleeve extrudes the air bag to be connected with one end of the guide tube.

Further, the section of the rubber tube, which faces towards one end opening of the air bag, is arc-shaped.

Further, a sealing ring is fixedly arranged at one end of the extrusion sleeve, which faces to the outer side of the rubber tube, and the sealing ring is tightly and slidably connected with the guide tube.

Further, a supporting plate is fixedly arranged between the inner walls of the mounting seats, an adjusting ring is rotatably arranged on the supporting plate, an inner rack is fixedly arranged on the inner side wall of the adjusting ring, a meshing wheel is rotatably arranged on the supporting plate, and the meshing wheel is meshed with the inner rack in a tooth shape.

Further, a connecting sleeve is fixedly arranged on the supporting plate, and the guide pipe is connected with the connecting sleeve in a sliding mode.

Further, a threaded pipe is fixedly arranged in the meshing wheel, a threaded strip is arranged in the threaded pipe in a threaded mode, and a connecting rod fixedly connected to the extrusion sleeve is fixedly arranged on the threaded strip.

Further, the number of the meshing wheels and the number of the threaded strips are two, the two meshing wheels are vertically distributed at the upper end and the lower end of the guide pipe, and the two meshing wheels are meshed with the inner rack in a tooth shape.

Further, a guide sleeve is fixedly arranged on the inner wall of the rubber tube, and the connecting rod penetrates through and is connected with the guide sleeve in a sliding manner.

Further, an outer rack is fixedly mounted on the outer wall of the adjusting ring, a friction wheel extending to the inner side of the mounting seat is rotatably mounted on the top end of the mounting seat, and the friction wheel is meshed with the outer rack.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this sacculus expansion mechanism installs the rubber tube through setting up original pipe outside to set up extrusion cover extrusion gasbag laminating in the pipe, make the gasbag communicate in the top inner chamber volume of pipe and obtain adjusting, make the inflation size of gasbag can realize adjusting, through setting up backup pad, adjusting ring, meshing wheel and screw thread strip, can realize convenient adjustment connecting rod promotion extrusion cover, further made things convenient for the position that changes extrusion cover, make the regulation more convenient, be the expansion seat through setting up the mount pad, make the gasbag can be convenient for adjust and extend to the rubber tube outside, the adaptation adaptability of device has been improved.

Drawings

FIG. 1 is a schematic elevational view of the present application;

FIG. 2 is an enlarged view of FIG. 1A of the present application;

fig. 3 is a side view of the support plate of the present application.

In the figure: 1. a connector; 2. a conduit; 3. an air bag; 4. a mounting base; 5. a rubber tube; 6. extruding the sleeve; 7. a seal ring; 8. a support plate; 9. an adjusting ring; 10. connecting sleeves; 11. a meshing wheel; 12. an inner rack; 13. a threaded tube; 14. a thread strip; 15. a connecting rod; 16. a guide sleeve; 17. an outer rack; 18. friction wheel.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1-3, an balloon expanding mechanism in this embodiment includes a connector 1, a catheter 2 fixedly mounted on the connector 1 and connected to the connector 1, an air bag 3 fixedly mounted on one end of the catheter 2 far away from the connector 1, and the catheter 2, the air bag 3 and the connector 1 all use the existing devices in the prior art, and physiological saline is injected into the air bag 3 through the connector 1 to complete the use, which will not be described in detail below.

Embodiment one: in this embodiment, be provided with the adjusting part that is located pipe 2 outside on the connector 1, adjusting part includes mount pad 4 of fixed mounting on connector 1, and mount pad 4 is the cylinder spare that both sides run through, and mount pad 4 is located pipe 2's outside for provide the mounted position.

It should be noted that, the rubber tube 5 extending to one end of the air bag 3 is fixedly installed on the installation seat 4, the rubber tube 5 is located outside the guide tube 2, the extrusion sleeve 6 is slidably installed on the inner wall of the rubber tube 5, the extrusion sleeve 6 extrudes the air bag 3 to be connected to one end of the guide tube 2, and the communicating part between the air bag 3 and the top end of the guide tube 2 can be extruded and adjusted.

The cross section of the end opening of the rubber tube 5, which faces the air bag 3, is arc-shaped, so that the discomfort caused by contact of the corner of the rubber tube 5 can be reduced in actual use.

In order to improve the extrusion tightness of the extrusion sleeve 6 to the air bag 3, a sealing ring 7 is fixedly arranged at one end, facing the outer side of the rubber tube 5, of the extrusion sleeve 6 in the embodiment, the sealing ring 7 is tightly and slidably connected to the guide tube 2, and the air bag 3 can be extruded through the sealing ring 7 and the extrusion sleeve 6, so that the extension size of the air bag 3 can be adjusted.

Embodiment two: in this embodiment, a supporting plate 8 is fixedly installed between the inner walls of the installation seat 4, an adjusting ring 9 is rotatably installed on the supporting plate 8, an inner rack 12 is fixedly installed on the inner side wall of the adjusting ring 9, a meshing wheel 11 is rotatably installed on the supporting plate 8, the meshing wheel 11 is meshed with the inner rack 12 in a tooth form, and the meshing wheel 11 can be driven to rotate by rotation of the adjusting ring 9.

Wherein, the supporting plate 8 is fixedly provided with a connecting sleeve 10, and the catheter 2 is connected with the connecting sleeve 10 in a sliding way.

It should be noted that, the inside of the meshing wheel 11 is fixedly provided with a threaded pipe 13, the internal thread of the threaded pipe 13 is provided with a threaded strip 14, the threaded strip 14 is fixedly provided with a connecting rod 15 fixedly connected to the extrusion sleeve 6, and the positions of the threaded strip 14 and the connecting rod 15 can be movably adjusted by the rotation of the meshing wheel 11.

It can be understood that the number of the engaging wheels 11 and the number of the threaded strips 14 are two, the two engaging wheels 11 are vertically distributed at the upper end and the lower end of the catheter 2, and the two engaging wheels 11 are tooth-shaped and engaged with the inner toothed strip 12, so that the adjusting ring 9 can simultaneously adjust the movement of the two threaded strips 14.

In order to guide the extension of the connecting rod 15, a guide sleeve 16 is fixedly installed on the inner wall of the rubber tube 5, the connecting rod 15 penetrates through and is connected to the guide sleeve 16 in a sliding manner, and the extension movable position of the connecting rod 15 can be limited through the guide sleeve 16, so that the extension of the connecting rod 15 is stable.

An outer rack 17 is fixedly arranged on the outer wall of the adjusting ring 9 in the embodiment, a friction wheel 18 extending to the inner side of the mounting seat 4 is rotatably arranged on the top end of the mounting seat 4, the friction wheel 18 is meshed with the outer rack 17, and the outer rack 17 can be driven to bear force through tooth-shaped meshing of the friction wheel 18, so that the adjusting ring 9 rotates.

In this embodiment, the mount 4 is provided as a telescopic mount in a further embodiment, the position of the mount 4 being adjustable by telescoping, so that the catheter 2 can be extended relative to the hose 5 to adjust the extended position of the balloon 3.

The working principle of the embodiment is as follows:

when the size of the air bag 3 needs to be adjusted, the friction wheel 18 positioned outside the mounting seat 4 is meshed with the external gear 17 through the tooth shape, so that the adjusting ring 9 fixedly connected with the external gear 17 is driven to rotate, the adjusting ring 9 is meshed with the internal gear 12 through the tooth shape of the internal gear 12 to drive the meshing wheel 11 to rotate under the rotation, the meshing wheel 11 drives the threaded bar 14 to move through the threaded tube 13 of the internal side under the rotation, meanwhile, the connecting rod 15 fixedly connected with the threaded bar 14 moves synchronously and pushes the extrusion sleeve 6 to extrude the air bag 3, and the size of the air bag 3 positioned outside the guide pipe 2 at the moment is adjusted, so that the size after expansion is adjusted.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Balloon expansion mechanism, including connector (1), its characterized in that: the air bag type air conditioner is characterized in that a guide pipe (2) communicated with the connector (1) is fixedly arranged on the connector (1), an air bag (3) is fixedly arranged at one end, far away from the connector (1), of the guide pipe (2), and an adjusting component positioned outside the guide pipe (2) is arranged on the connector (1);

the adjusting component comprises a mounting seat (4) fixedly mounted on the connector (1), a rubber tube (5) extending to one end of the air bag (3) is fixedly mounted on the mounting seat (4), the rubber tube (5) is located outside the guide tube (2), an extrusion sleeve (6) is slidably mounted on the inner wall of the rubber tube (5), and the extrusion sleeve (6) extrudes the air bag (3) to be connected to one end of the guide tube (2).

2. A balloon dilation mechanism according to claim 1 wherein: the section of the rubber tube (5) facing to one end opening of the air bag (3) is arc-shaped.

3. A balloon dilation mechanism according to claim 1 wherein: and a sealing ring (7) is fixedly arranged at one end, facing the outer side of the rubber tube (5), of the extrusion sleeve (6), and the sealing ring (7) is tightly and slidably connected with the guide tube (2).

4. A balloon dilation mechanism according to claim 1 wherein: the novel adjustable hydraulic support is characterized in that a supporting plate (8) is fixedly arranged between the inner walls of the mounting seats (4), an adjusting ring (9) is rotatably arranged on the supporting plate (8), an inner rack (12) is fixedly arranged on the inner side wall of the adjusting ring (9), a meshing wheel (11) is rotatably arranged on the supporting plate (8), and the meshing wheel (11) is meshed with the inner rack (12) in a tooth shape.

5. A balloon dilation mechanism according to claim 4 wherein: the connecting sleeve (10) is fixedly arranged on the supporting plate (8), and the guide pipe (2) is connected with the connecting sleeve (10) in a sliding mode.

6. A balloon dilation mechanism according to claim 4 wherein: the inside fixed mounting of meshing wheel (11) has screwed pipe (13), screwed strip (14) are installed to the internal screw thread of screwed pipe (13), fixed mounting has connecting rod (15) fixed connection in extrusion cover (6) on screwed strip (14).

7. A balloon dilation mechanism according to claim 4 wherein: the number of the meshing wheels (11) and the number of the threaded strips (14) are two, the two meshing wheels (11) are vertically distributed at the upper end and the lower end of the guide pipe (2), and the two meshing wheels (11) are in tooth-shaped meshing with the inner rack (12).

8. A balloon dilation mechanism according to claim 6 wherein: the inner wall of the rubber tube (5) is fixedly provided with a guide sleeve (16), and the connecting rod (15) penetrates through and is connected with the guide sleeve (16) in a sliding manner.

9. A balloon dilation mechanism according to claim 4 wherein: an outer rack (17) is fixedly arranged on the outer wall of the adjusting ring (9), a friction wheel (18) extending to the inner side of the mounting seat (4) is rotatably arranged on the top end of the mounting seat (4), and the friction wheel (18) is meshed with the outer rack (17).