CN220917470U - Safe rupture of membranes ware convenient to collect amniotic fluid - Google Patents

Abstract

The utility model discloses a safe membrane breaker convenient for collecting amniotic fluid, which comprises a barrel, wherein an annular groove is formed in one end of the barrel, a sliding ring is connected in the annular groove in a sliding manner, a circular groove is formed in the bottom of the annular groove, a first sliding rod is connected in the circular groove in a sliding manner, the first sliding rod is fixedly connected to the sliding ring, a first spring is fixedly connected to one end, away from the sliding ring, of the first sliding rod, one end, away from the first sliding rod, of the first spring is fixedly connected to the inner wall of the annular groove, and a membrane breaking needle is arranged in the barrel. The membrane breaking needle of the membrane breaker can effectively control the size of the rupture, and avoid massive outflow of amniotic fluid caused by overlarge rupture, so that life safety of fetuses and puerpera is endangered due to umbilical cord prolapse and the like, and meanwhile, the membrane breaker is convenient for collecting amniotic fluid, and the efficiency of amniotic fluid cleaning can be improved.

Description

Safe rupture of membranes ware convenient to collect amniotic fluid

Technical Field

The utility model relates to a safe membrane breaker convenient for collecting amniotic fluid.

Background

The most common tool for artificial rupture of membranes in clinic is a puncture needle or a mouse tooth clamp, and when medical staff holds the puncture needle or the mouse tooth clamp to perform artificial rupture of membranes, amniotic fluid is difficult to collect, and cross infection is easy to cause; meanwhile, medical staff cannot effectively control the size of the break in the operation process, the break is easily caused to be overlarge, and amniotic fluid flows out rapidly and in large quantity, so that life hazards are brought to a fetus and a puerpera. Therefore, it is necessary to invent a membrane breaker to solve the above problems.

Disclosure of utility model

The utility model aims to provide a safe membrane breaker convenient for collecting amniotic fluid, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safe rupture of membranes ware convenient to collect amniotic fluid, includes the barrel, sets up in annular, sliding connection in annular inside in barrel one end, sets up in the circular slot of annular bottom, the circular slot sets up to two, and two circular slots are symmetric distribution, the inside sliding connection of circular slot has first slide bar, first slide bar fixed connection is on the sliding ring, the one end fixedly connected with first spring of keeping away from the sliding ring on the first slide bar, the one end fixedly connected with of first slide bar is kept away from on the inner wall of annular to first spring, the sliding channel has been seted up on the outer wall of barrel, the sliding channel sets up to two, sliding channel and circular slot intercommunication, sliding channel's inside sliding connection has a piece, the outside slip of barrel is provided with the pull ring, the one end fixedly connected with of first slide bar is kept away from to the piece is on the inner wall of pull ring, the inside of barrel is provided with rupture of membranes needle.

Preferably, square grooves are formed in the outer wall of the cylinder body, the square grooves are distributed corresponding to the sliding channels, sliding blocks are connected inside the square grooves in a sliding mode, second springs are arranged inside the square grooves, one ends of the second springs are fixedly connected to the sliding blocks, and the other ends of the second springs are fixedly connected to the inner walls of the square grooves.

Preferably, an oblique notch is formed in one surface of the sliding block, which faces the annular groove.

Preferably, the inside fixedly connected with diaphragm of barrel, the diaphragm is located the barrel and is close to the one end of annular, first round hole has been seted up to the inside of diaphragm, the inside sliding connection of first round hole has the second slide bar.

Preferably, a sliding groove is formed in the inner wall of the first round hole, a sliding strip is fixedly connected to the outer wall of the second sliding rod, and the sliding strip is slidably connected to the inner portion of the sliding groove.

Preferably, a second round hole is formed in one end, far away from the annular groove, of the cylinder body, a threaded sleeve is connected to the second round hole in a rotating mode, a threaded rod is connected to the threaded sleeve in the threaded mode, and the threaded rod is fixedly connected to the second sliding rod.

Preferably, the membrane breaking needle is fixedly connected to one end of the second sliding rod far away from the threaded rod.

Preferably, the outer wall of the cylinder body is communicated with a conduit, and a valve is fixedly arranged on the conduit.

According to the utility model, negative pressure can be generated in the ring groove by pulling the pull ring, so that the amniotic membrane is externally protruded and sucked into the ring groove, then the membrane breaking needle in the cylinder body breaks the membrane, the size of the break is controlled, the amniotic membrane break is communicated with the port of the cylinder body, the amniotic fluid is conveniently collected, and the amniotic fluid cleaning efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of a safety membrane breaker for conveniently collecting amniotic fluid according to the present utility model.

FIG. 2 is a schematic cross-sectional view of a safety membrane breaker for conveniently collecting amniotic fluid according to the present utility model.

Fig. 3 is a schematic structural view of a cylinder, a ring groove, a square groove, a second spring and a sliding block of a safety membrane breaker for conveniently collecting amniotic fluid.

Fig. 4 is a schematic structural view of a pull ring, a slip ring and a first sliding rod in a safety membrane breaker for conveniently collecting amniotic fluid.

Fig. 5 is a schematic structural view of a cross plate, a slide bar, a threaded rod and a threaded sleeve in a safety membrane breaker for conveniently collecting amniotic fluid.

In the figure: 1. a cylinder; 2. a ring groove; 3. a slip ring; 4. a circular groove; 5. a first slide bar; 6. a first spring; 7. a sliding channel; 8. a support block; 9. a pull ring; 10. a square groove; 11. a slide block; 12. a second spring; 13. oblique cuts; 14. a first round hole; 15. a chute; 16. a second slide bar; 17. a slide bar; 18. a membrane rupture needle; 19. a threaded rod; 20. a thread sleeve; 21. a second round hole; 22. a conduit; 23. a valve; 24. and a transverse plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be made clear below in conjunction with the drawings in the embodiments of the present utility model; it will be apparent that the embodiments described are only some, but not all, of the embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a safe membrane breaker convenient for collecting amniotic fluid, which is shown in fig. 1-5, and comprises a cylinder body 1, wherein one end of the cylinder body 1 is provided with an annular groove 2, and the interior of the annular groove 2 is connected with a slip ring 3 in a sliding manner. The end of the cylinder body 1 provided with the annular groove 2 is abutted against the outer wall of the amniotic membrane, the sliding ring 3 can do piston movement in the annular groove 2, negative pressure is generated in the annular groove 2, the amniotic membrane is outwards protruded and sucked into the annular groove 2 due to certain elasticity, and then the membrane is broken from the inside of the cylinder body 1, so that an amniotic membrane break is communicated with a port of the cylinder body 1, and amniotic fluid is conveniently collected.

A round groove 4 is formed in the bottom of the annular groove 2. In this embodiment, the number of the circular grooves 4 is two, and the two circular grooves 4 are symmetrically distributed. The inside sliding connection of circular slot 4 has first slide bar 5, and first slide bar 5 fixed connection is on sliding ring 3. One end of the first sliding rod 5, which is far away from the sliding ring 3, is fixedly connected with a first spring 6, and one end of the first spring 6, which is far away from the first sliding rod 5, is fixedly connected on the inner wall of the annular groove 2. In the present embodiment, the first spring 6 is provided for resetting the first slide bar 5 and the slip ring 3. When the amniotic membrane is adsorbed and fixed at the end part of the cylinder body 1, the first slide bar 5 presses the first spring 6 to shrink. After the use is finished, the first sliding rod 5 and the sliding ring 3 are slidably reset by the reset elastic force of the first spring 6.

The outer wall of the cylinder body 1 is provided with two sliding channels 7, and the sliding channels 7 are communicated with the circular groove 4. The inside sliding connection of slip passageway 7 has a piece 8, and the outside slip of barrel 1 is provided with pull ring 9. The pull ring 9 is pulled, and the pull ring 9 drives the sliding ring 3 to slide in the ring groove 2 to move through the support block 8 and the first sliding rod 5. One end of the support block 8, which is far away from the first slide bar 5, is fixedly connected to the inner wall of the pull ring 9, and a membrane breaking needle 18 is arranged in the barrel 1. The outer wall of the cylinder body 1 is communicated with a conduit 22, one end of the conduit 22 far away from the cylinder body 1 is externally connected with a suction pipeline to suck amniotic fluid flowing into the cylinder body 1, and a valve 23 is fixedly arranged on the conduit 22.

During operation, the one end of annular 2 is offered with barrel 1 and is contradicted on the amniotic membrane outer wall, pulling pull ring 9, pull ring 9 drive sliding ring 3 through supporting piece 8 and first slide bar 5 and slide the piston motion in annular 2 inside for annular 2 is inside to produce negative pressure, because the amniotic membrane has certain elasticity, consequently can make the amniotic membrane evagination be inhaled in annular 2, then the inside rupture of membranes needle 18 of barrel 1 carries out the rupture of membranes, makes amniotic membrane breach and barrel 1 port intercommunication, is convenient for collect amniotic fluid, improves the efficiency of amniotic fluid clearance.

Considering the positioning of the pull ring 9, square grooves 10 are formed in the outer wall of the cylinder 1, and the square grooves 10 are distributed corresponding to the sliding channels 7. The inside sliding connection of square groove 10 has slider 11, and the inside of square groove 10 is provided with second spring 12, and the one end fixed connection of second spring 12 is on slider 11, and the other end fixed connection of second spring 12 is on the inner wall of square groove 10. The slider 11 is provided with an oblique cut 13 on the side facing the ring groove 2, so that the pull ring 9 can press the slider 11 into the square groove 10.

When the amniotic membrane is adsorbed and fixed, the pull ring 9 slides towards one side of the back surface of the membrane breaking needle 18 outside the cylinder body 1, and then the slide block 11 is extruded into the square groove 10 through the oblique notch 13, and the slide block 11 extrudes the second spring 12. The pull ring 9 continues to slide, and the reset elastic force of the second spring 12 enables the sliding block 11 to reset, so that the pull ring 9 is limited, negative pressure is kept in the ring groove 2, and the operation of medical staff is facilitated.

After the rupture of membranes is finished, inwards press slider 11, make its recovery to the inside of square groove 10, contact the restriction to pull ring 9, the reset elasticity of first spring 6 makes first slide bar 5 and sliding ring 3 slip reset, ends the absorption to the amniotic membrane, is convenient for take out barrel 1.

The inside fixedly connected with diaphragm 24 of barrel 1, diaphragm 24 are located the barrel 1 and are close to the one end of annular 2, and first round hole 14 has been seted up to the inside of diaphragm 24, and the inside sliding connection of first round hole 14 has second slide bar 16. The second slide bar 16 slides inside the first circular hole 14, thereby adjusting the position of the rupture needle 18.

The inner wall of the first round hole 14 is provided with a sliding groove 15, the outer wall of the second sliding rod 16 is fixedly connected with a sliding strip 17, and the sliding strip 17 is in sliding connection with the inner part of the sliding groove 15. The slide 17 and the slide slot 15 are arranged such that the position of the rupture needle 18 can be adjusted by rotating the threaded sleeve 20 via the threaded rod 19 and the second slide rod 16.

The barrel 1 is kept away from the one end of annular 2 and has been seted up second round hole 21, and the inside rotation of second round hole 21 is connected with thread bush 20, and the inside threaded connection of thread bush 20 has threaded rod 19, and threaded rod 19 fixed connection is on second slide bar 16. And the threaded sleeve 20 is rotated, and as the threaded sleeve 20 is in threaded connection with the threaded rod 19, and the sliding bar 17 on the outer wall of the second sliding bar 16 and the sliding groove 15 on the inner wall of the first round hole 14 are matched, the second sliding bar 16 drives the membrane breaking needle 18 to move, and the membrane breaking needle 18 is fixedly connected to one end of the second sliding bar 16 far away from the threaded rod 19.

During operation, the threaded sleeve 20 is rotated, and as the threaded sleeve 20 is in threaded connection with the threaded rod 19, and under the joint cooperation of the sliding bar 17 on the outer wall of the second sliding bar 16 and the sliding groove 15 on the inner wall of the first round hole 14, the second sliding bar 16 drives the membrane breaking needle 18 to move, so that the position of the membrane breaking needle 18 is stably regulated, the membrane breaking needle 18 is prevented from being inserted too deeply, and the membrane breaking safety is improved.

Claims (8)

1. The utility model provides a safe rupture of membranes ware convenient to collect amniotic fluid, includes barrel (1), its characterized in that: further comprises: the utility model provides a set up in annular (2), sliding connection in annular (3) of annular (2) one end, set up in circular slot (4) of annular (2) bottom, circular slot (4) set up to two, two circular slots (4) are symmetric distribution, the inside sliding connection of circular slot (4) has first slide bar (5), first slide bar (5) fixed connection is on annular (3), keep away from one end fixedly connected with first spring (6) of annular (3) on first slide bar (5), one end fixedly connected with of first spring (6) keep away from first slide bar (5) is on the inner wall of annular (2), set up sliding channel (7) on the outer wall of barrel (1), sliding channel (7) set up to two, sliding channel (7) and circular slot (4) intercommunication, sliding channel (7)'s inside sliding connection has a piece (8), barrel (1) outside slip is provided with (9), one end fixedly connected with pull ring (18) on annular (1) is kept away from to one end fixedly connected with a pull ring (8).

2. A safety membrane breaker for facilitating the collection of amniotic fluid according to claim 1, wherein: square groove (10) have been seted up on the outer wall of barrel (1), square groove (10) correspond the setting with sliding channel (7), the inside sliding connection of square groove (10) has slider (11), the inside of square groove (10) is provided with second spring (12), the one end fixed connection of second spring (12) is on slider (11), the other end fixed connection of second spring (12) is on the inner wall of square groove (10).

3. A safety membrane breaker for facilitating the collection of amniotic fluid according to claim 2, wherein: an inclined notch (13) is formed in one surface of the sliding block (11) facing the annular groove (2).

4. A safety membrane breaker for facilitating the collection of amniotic fluid according to claim 1, wherein: the novel cylinder is characterized in that a transverse plate (24) is fixedly connected to the inside of the cylinder body (1), the transverse plate (24) is located at one end, close to the annular groove (2), of the cylinder body (1), a first round hole (14) is formed in the transverse plate (24), and a second sliding rod (16) is connected to the inside of the first round hole (14) in a sliding mode.

5. The safety membrane breaker facilitating amniotic fluid collection according to claim 4, wherein: the inner wall of the first round hole (14) is provided with a sliding groove (15), the outer wall of the second sliding rod (16) is fixedly connected with a sliding strip (17), and the sliding strip (17) is in sliding connection with the inside of the sliding groove (15).

6. The safety membrane breaker facilitating amniotic fluid collection according to claim 5, wherein: the cylinder body (1) is kept away from one end of annular (2) and has been seted up second round hole (21), the inside rotation of second round hole (21) is connected with thread bush (20), the inside threaded connection of thread bush (20) has threaded rod (19), threaded rod (19) fixed connection is on second slide bar (16).

7. The safety membrane breaker facilitating amniotic fluid collection according to claim 6, wherein: the membrane breaking needle (18) is fixedly connected to one end of the second sliding rod (16) far away from the threaded rod (19).

8. A safety membrane breaker for facilitating the collection of amniotic fluid according to claim 1, wherein: the outer wall of the cylinder body (1) is communicated with a guide pipe (22), and a valve (23) is fixedly arranged on the guide pipe (22).