CN213465272U

CN213465272U - Membrane rupturing device for obstetrics and gynecology department

Info

Publication number: CN213465272U
Application number: CN202022329360.XU
Authority: CN
Inventors: 刘红霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-18
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a gynaecology and obstetrics's rupture of membranes device, including rupture of membranes device main part, syringe needle base, piston and driven gear, rupture of membranes device main part top is provided with out the pinhole, and rupture of membranes device main part top contacts through bracing piece and rupture of membranes needle to rupture of membranes needle intermediate junction has expanding spring, and rupture of membranes needle bottom is connected with the syringe needle base simultaneously, the syringe needle base contacts through stopper and spacing groove. This gynaecology and obstetrics's rupture of membranes device, top erection bracing pole in rupture of membranes device main part, make the bracing piece can fix the rupture of membranes needle, be favorable to the rupture of membranes needle can not take place to rock at the during operation, and the syringe needle base is installed to the bottom of rupture of membranes needle, make the syringe needle base accomplish the puncture and can reset under expanding spring's elastic action promoting the rupture of membranes needle, be favorable to accomodating the inside of rupture of membranes device main part with the rupture of membranes needle, can avoid contacting with the rupture of membranes needle at the in-process skin that uses, thereby improve holistic protecting effect.

Description

Membrane rupturing device for obstetrics and gynecology department

Technical Field

The utility model relates to the technical field of medical machinery, specifically a membrane rupturing device for obstetrics and gynecology department.

Background

The medical machine is an instrument, equipment and the like which are used for a human body independently or in combination, so that diagnosis, treatment, monitoring and relief of diseases are facilitated, and meanwhile, the equipment used in the medical machine is various, wherein the medical machine comprises a membrane rupturing device in obstetrics and gynecology department.

Common gynaecology and obstetrics rupture of membranes device in existing market uses the syringe needle to prick the fetal membrane, and this kind of method is when operating, and often the syringe needle can expose externally, can cause secondary damage at the in-process that uses, and the amniotic fluid can be unfavorable for collecting after the rupture of membranes simultaneously, and can not control the volume that the amniotic fluid flows out, can cause the fetal membrane to break because of the water yield is too big messenger, to above-mentioned problem, carries out the innovative design on original gynaecology and obstetrics rupture of membranes device's basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a membrane rupture device of gynaecology and obstetrics to solve common membrane rupture device of gynaecology and obstetrics on the existing market that proposes in the above-mentioned background art, use the syringe needle to prick the fetal membrane, this kind of method is when operating, often the syringe needle can expose externally, probably can cause secondary injury at the in-process of using, the amniotic fluid can be unfavorable for collecting behind the rupture of membranes simultaneously, and can not control the volume that the amniotic fluid flows out, probably can cause the fetal membrane to make its ruptured problem because of the water yield is too big.

In order to achieve the above object, the utility model provides a following technical scheme: a membrane rupturing device for obstetrics and gynecology department comprises a membrane rupturing device main body, a needle head base, a piston and a driven gear, wherein a needle outlet hole is formed in the top of the membrane rupturing device main body, the top end of the membrane rupturing device main body is contacted with a membrane rupturing needle through a support rod, a telescopic spring is connected in the middle of the membrane rupturing needle, the bottom of the membrane rupturing needle is connected with the needle head base, the needle head base is contacted with a limiting groove through a limiting block, a water flowing port is formed in the needle head base, a push-pull block is installed on the right side of the needle head base, the bottom of the push-pull block is contacted with the top of the piston, the piston is connected with the membrane rupturing device main body through a movable groove, a U-shaped hole is formed in the membrane rupturing device main body, the membrane rupturing device main body is connected with the piston through a plug pin, the plug, and a first water outlet is formed in the support frame, the middle of the support frame is connected with the driven gear, a second water outlet is formed in the driven gear, the outer surface of the driven gear is connected with the power gear, the bottom of the power gear is connected with the film breaking device main body, and a storage chamber is arranged in the middle of the film breaking device main body.

Preferably, the membrane rupturing device body and the support rod are of an integrated structure, the middle of the support rod and the membrane rupturing needle form a sliding structure, and the diameter of the needle outlet hole is larger than that of the membrane rupturing needle.

Preferably, broken membrane needle bottom and syringe needle base are the welding, and the syringe needle base passes through expanding spring and constitutes extending structure with the bracing piece to the syringe needle base passes through the stopper and constitutes block structure with the spacing groove, and the spacing groove distributes on the syringe needle base equally simultaneously.

Preferably, the water flow port is distributed on the needle head base at equal intervals by taking the membrane breaking needle as a center, the right side of the needle head base is fixedly connected with the push-pull block, the top of the push-pull block and the movable groove form a sliding structure, and the bottom of the push-pull block and the top of the piston are connected in a fitting manner.

Preferably, the top of bolt is circular-arc, and the bolt is connected for the block with the piston to the bolt passes through resistance spring and constitutes extending structure with rupture of membranes device main part, and the bolt bottom is integrated structure with rope one end simultaneously.

Preferably, the driven gear is in rotary connection with the support frame, first water outlets are distributed on the support frame at equal intervals, and the upper surface of the support frame is inclined.

Preferably, the second water outlets are distributed on the driven gear at equal intervals, the driven gear and the power gear are in a meshing structure, and the bottom of the power gear is positioned on the outer side of the membrane rupturing device body.

Compared with the prior art, the beneficial effects of the utility model are that: the membrane rupturing device for the obstetrics and gynecology department,

1. the supporting rod is arranged at the top of the membrane breaking device main body, so that the membrane breaking needle can be fixed by the supporting rod, the membrane breaking needle cannot shake during working, the needle head base is arranged at the bottom of the membrane breaking needle, the needle head base can reset under the elastic action of the telescopic spring after pushing the membrane breaking needle to complete puncture, the membrane breaking needle can be accommodated in the membrane breaking device main body, the skin can be prevented from contacting with the membrane breaking needle in the using process, and the integral protection effect is improved;

2. be provided with the support frame in the centre of rupture of membranes device main part, and the inside first delivery port of having seted up of support frame, when driven gear is rotatory for second delivery port overlaps with first delivery port each other on the driven gear, when the lower flow that will reduce the amniotic fluid, can make second delivery port and first delivery port overlap the part and reduce, is favorable to the rotation through driven gear, controls the flow of amniotic fluid, can effectually avoid leading to the fetal membrane because of the water yield is too big to break.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the connection structure of the needle base and the main body of the rupture device;

fig. 4 is a schematic view of the driving gear and the power gear engaging overlooking connection structure of the present invention.

Fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: 1. a membrane rupturing device main body; 2. a pinhole is formed; 3. a membrane rupturing needle; 4. a support bar; 5. a tension spring; 6. a needle base; 7. a limiting groove; 8. a U-shaped hole; 9. a movable groove; 10. a piston; 11. a limiting block; 12. a water flowing port; 13. a push-pull block; 14. a bolt; 15. a resistance spring; 16. a rope; 17. a first water outlet; 18. a driven gear; 19. a second water outlet; 20. a power gear; 21. a support frame; 22. a reservoir chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a membrane rupturing device for obstetrics and gynecology department comprises a membrane rupturing device main body 1, a needle head base 6, a piston 10 and a driven gear 18, wherein a needle outlet hole 2 is arranged at the top of the membrane rupturing device main body 1, the top end of the membrane rupturing device main body 1 is contacted with a membrane rupturing needle 3 through a support rod 4, a telescopic spring 5 is connected in the middle of the membrane rupturing needle 3, the bottom of the membrane rupturing needle 3 is connected with the needle head base 6, the needle head base 6 is contacted with a limiting groove 7 through a limiting block 11, a water flowing port 12 is arranged in the needle head base 6, a push-pull block 13 is arranged at the right side of the needle head base 6, the bottom of the push-pull block 13 is contacted with the top of the piston 10, the piston 10 is connected with the membrane rupturing device main body 1 through a movable groove 9, a U-shaped hole 8 is arranged in the membrane rupturing device main body 1, the membrane rupturing device main body 1 is connected with the piston 10, the middle of the film breaking device body 1 is connected with a support frame 21, a first water outlet 17 is formed in the support frame 21, the middle of the support frame 21 is connected with a driven gear 18, a second water outlet 19 is formed in the driven gear 18, the outer surface of the driven gear 18 is connected with a power gear 20, the bottom of the power gear 20 is connected with the film breaking device body 1, and a storage chamber 22 is formed in the middle of the film breaking device body 1.

Rupture of membranes device main part 1 and bracing piece 4 are integral structure, and constitute sliding construction with rupture of membranes needle 3 in the middle of the bracing piece 4 to the diameter of going out pinhole 2 is greater than rupture of membranes needle 3's diameter, is favorable to preventing that rupture of membranes needle 3 from taking place to rock at the during operation.

Broken membrane needle 3 bottom and syringe needle base 6 are the welding, and syringe needle base 6 constitutes extending structure through expanding spring 5 and bracing piece 4 to syringe needle base 6 passes through stopper 11 and spacing groove 7 constitution block structure, and spacing groove 7 distributes equally on syringe needle base 6 simultaneously, is favorable to syringe needle base 6 stability when sliding relatively.

The water flowing port 12 is distributed on the needle head base 6 at equal intervals by taking the membrane breaking needle 3 as a center, the right side of the needle head base 6 is fixedly connected with the push-pull block 13, the top of the push-pull block 13 and the movable groove 9 form a sliding structure, and the bottom of the push-pull block 13 is connected with the top of the piston 10 in a fitting manner, so that the needle head base 6 can be pushed to slide up and down through the piston 10, and meanwhile, amniotic fluid can flow downwards through the water flowing port 12 conveniently.

The top of bolt 14 is circular-arc, and bolt 14 is connected for the block with piston 10 to bolt 14 constitutes extending structure through resistance spring 15 and rupture of membranes device

main part

1, and 14 bottoms of bolt and 16 one ends of rope are the integrated structure simultaneously, are favorable to bolt 14 to the fixed of piston 10, prevent to promote piston 10 by carelessness in the work, make rupture of membranes needle 3 expose in the outside of rupture of membranes device main part 1.

Driven gear 18 is swivelling joint with support frame 21, and the equidistant first delivery port 17 that distributes of support frame 21 to support frame 21 upper surface is the slope form, is favorable to adjusting the size that first delivery port 17 and second delivery port 19 overlap through rotatory driven gear 18.

The second water outlet 19 is distributed on the driven gear 18 at equal intervals, the driven gear 18 and the power gear 20 are in a meshed structure, and the bottom of the power gear 20 is located on the outer side of the membrane rupturing device main body 1, so that the power gear 20 is favorable for driving the driven gear 18 to rotate, and subsequent work is facilitated.

The working principle is as follows: according to the figures 1-5, firstly, the worker attaches the top of the main body 1 of the membrane rupturing device to the position to be punctured, then pulls the rope 16 by hand, so that the rope 16 drives the bolt 14 to extrude the resistance spring 15, thereby the bolt 14 releases the fixation of the piston 10, then pushes and presses the piston 10, so that the top of the piston 10 pushes the push-pull block 13 to slide in the movable groove 9, so that the needle head base 6 can push the membrane rupturing needle 3 to move upwards, thereby the puncturing work is completed, because the limiting blocks 11 are equally distributed on the needle head base 6, and the limiting blocks 11 are mutually clamped with the main body 1 of the membrane rupturing device through the limiting grooves 7, the membrane rupturing needle 3 can not shake when the membrane rupturing work is performed, the working accuracy is improved, then the needle head base 6 can perform the reset work under the elastic action of the extension spring 5, so that the membrane rupturing needle 3 is accommodated in the main body 1 of the membrane rupturing device, meanwhile, the plug pin 14 can fix the piston 10 under the elastic action of the resistance spring 15, which is beneficial to preventing the skin from contacting the membrane breaking needle 3 in the use process, thereby improving the overall protection effect.

According to the figures 1-5, after the pricking work is completed, the power gear 20 can be rotated, so that the power gear 20 and the driven gear 18 do meshing movement, so that the driven gear 18 can rotate around the support frame 21, the upper surface of the support frame 21 is inclined, which is beneficial to the flow of liquid, as the first water outlet 17 and the second water outlet 19 are distributed on the support frame 21 and the driven gear 18 at equal intervals, when the driven gear 18 rotates, the second water outlet 19 on the driven gear 18 is overlapped with the first water outlet 17, when the lower flow of the amniotic fluid is to be reduced, the overlapped part of the second water outlet 19 and the first water outlet 17 can be reduced, otherwise, the flow is increased, which is beneficial to controlling the flow of the amniotic fluid by the rotation of the driven gear 18, the rupture of the fetal membranes caused by the overlarge water yield can be effectively avoided, which is the working process of the whole device, and those not described in detail in this specification are well within the skill of those in the art.

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

Claims

1. The utility model provides a gynaecology and obstetrics's rupture of membranes device, includes rupture of membranes device main part (1), syringe needle base (6), piston (10) and driven gear (18), its characterized in that: the membrane rupturing device is characterized in that a needle outlet hole (2) is formed in the top of the membrane rupturing device body (1), the top end of the membrane rupturing device body (1) is in contact with a membrane rupturing needle (3) through a support rod (4), a telescopic spring (5) is connected in the middle of the membrane rupturing needle (3), the bottom of the membrane rupturing needle (3) is connected with a needle head base (6), the needle head base (6) is in contact with a limiting groove (7) through a limiting block (11), a water flowing port (12) is formed in the needle head base (6), a push-pull block (13) is installed on the right side of the needle head base (6), the bottom of the push-pull block (13) is in contact with the top of a piston (10), the piston (10) is connected with the membrane rupturing device body (1) through a movable groove (9), a U-shaped hole (8) is formed in the membrane rupturing device body (1), and the membrane rupturing device body (1) is connected with the, simultaneously bolt (14) are connected with rupture of membranes device main part (1) through resistance spring (15) and rope (16), rupture of membranes device main part (1) intermediate junction has support frame (21), and support frame (21) inside first delivery port (17) have been seted up to be connected with driven gear (18) in the middle of the support frame (21), driven gear (18) inside is provided with second delivery port (19) simultaneously, driven gear (18) surface is connected with power gear (20), and power gear (20) bottom is connected with rupture of membranes device main part (1), and is provided with storage room (22) in the middle of rupture of membranes device main part (1).

2. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the membrane rupturing device is characterized in that the membrane rupturing device body (1) and the support rod (4) are of an integrated structure, the middle of the support rod (4) and the membrane rupturing needle (3) form a sliding structure, and the diameter of the needle outlet hole (2) is larger than that of the membrane rupturing needle (3).

3. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: rupture membrane needle (3) bottom and syringe needle base (6) are the welding, and syringe needle base (6) constitute extending structure through expanding spring (5) and bracing piece (4) to syringe needle base (6) constitute the block structure through stopper (11) and spacing groove (7), spacing groove (7) are equallyd divide simultaneously on syringe needle base (6).

4. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the water flowing port (12) is distributed on the needle head base (6) at equal intervals by taking the membrane breaking needle (3) as a center, the right side of the needle head base (6) is fixedly connected with the push-pull block (13), the top of the push-pull block (13) and the movable groove (9) form a sliding structure, and the bottom of the push-pull block (13) is connected with the top of the piston (10) in an attaching mode.

5. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the top of bolt (14) is circular-arc, and bolt (14) are connected for the block with piston (10), and bolt (14) pass through resistance spring (15) and constitute extending structure with rupture of membranes device main part (1), and bolt (14) bottom and rope (16) one end are integrated structure simultaneously.

6. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: driven gear (18) and support frame (21) are swivelling joint, and equidistant first delivery port (17) that distribute of support frame (21) to support frame (21) upper surface is the slope form.

7. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the second water outlets (19) are distributed on the driven gear (18) at equal intervals, the driven gear (18) and the power gear (20) are in a meshed structure, and the bottom of the power gear (20) is positioned on the outer side of the membrane rupturing device body (1).