CN213993695U

CN213993695U - Obstetrical artificial membrane rupture device

Info

Publication number: CN213993695U
Application number: CN202021004725.5U
Authority: CN
Inventors: 胡洋; 卓英梅
Original assignee: Shenyang Women's And Children's Hospital
Current assignee: Shenyang Women's And Children's Hospital
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-08-20
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a manual membrane rupture device for obstetrical department, which comprises a cylinder body, wherein the cylinder body is a hollow structure with two open ends, a limiting ring is arranged in the cylinder body, a piston is movably arranged in the cylinder body, a plurality of membrane breaking needles are arranged on the inner wall of the cylinder body close to the limiting ring, one end of the piston is connected with a pull rod, the outer side of the cylinder body is provided with a sliding component, the utility model relates to the technical field of medical appliances, the device has compact structure and convenient operation, changes the original extending type puncture mode, adsorbs the amnion into the cylinder body by pulling the piston to generate negative pressure, then the membrane breaking needle punctures and breaks the membrane, greatly improving the membrane breaking efficiency and the safety factor, and the arrangement of the sliding component optimizes the sliding of the pull rod, is convenient for the medical care personnel to operate by one hand, meanwhile, the medical staff can be well protected, and convenience is brought to the use of people.

Description

Obstetrical artificial membrane rupture device

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an artificial membrane rupture device for obstetrical department.

Background

At present, in obstetrical clinical practice, for puerperae with hypodynamia and difficulty in uterine contraction in the active period, the puerperae generally needs to be helped to puncture the amnion in an artificial mode to help the puerperae to produce, and artificial membrane rupture is to intervene and tear the amnion at the uterine opening in an artificial mode so as to observe the color of the amniotic fluid, strengthen the uterine contraction and accelerate the progress of the labor process.

Chinese patent CN207356122U discloses a gynecological membrane rupture device, which comprises a membrane rupture device body, wherein a puncture needle is arranged inside the membrane rupture device body, a threaded push rod is arranged at the bottom end of the membrane rupture device body, an upper expansion air bag is arranged at the upper end of the membrane rupture device body, a lower expansion air bag is arranged at the lower end of the membrane rupture device body, an upper vent pipe is arranged at one side inside the membrane rupture device body, a lower vent pipe is arranged at the other side inside the membrane rupture device body, and the bottom ends of the upper vent pipe and the lower vent pipe are fixedly connected with a gas transmission hose; the device can push the push rod to extend the membrane breaking needle, so as to break the membrane; however, in practical operation, the puncture depth is difficult to control, so that the phenomenon that the puncture is too shallow or too deep to damage the fetus is easily caused, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an obstetrical department uses artifical rupture of membranes ware has solved current rupture of membranes apparatus and has operated inconveniently, causes the problem of potential safety hazard easily.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an artificial rupture of membranes ware is used to obstetrical department, includes the barrel, the barrel is both ends open-ended hollow structure, be equipped with the spacing ring in the barrel, the barrel internalization is equipped with the piston, the barrel inner wall is close to spacing ring department is equipped with a plurality of rupture of membranes needles, piston one end is connected with the pull rod, the slip subassembly is installed in the barrel outside.

Preferably, the sliding assembly comprises a sliding rail arranged on the outer wall of the barrel, a sliding block is mounted on the sliding rail, a folding rod is mounted between the sliding block and the pull rod, and a sliding cap is mounted at the upper end of the sliding block.

Preferably, the upper wall of the sliding cap is provided with anti-skid grains.

Preferably, the lower wall of the cylinder body is provided with a non-slip mat.

Preferably, the number of the membrane breaking needles is 5, and the membrane breaking needles are arranged on the inner wall of the cylinder in an annular array.

Preferably, the folding rod is of a 7-shaped structure.

Preferably, a micro-bulge is arranged below the needle point of the membrane breaking needle.

Advantageous effects

The utility model provides an artificial rupture of membranes ware is used to obstetrical department, the utility model has the following beneficial effects of compact structure, convenient operation, change original stretching out formula puncture mode, it is internal with amnion absorption entering barrel to produce the negative pressure through the pulling piston, then puncture the rupture of membranes by the rupture of membranes needle, rupture of membranes efficiency and factor of safety have greatly been improved, and the setting of slip subassembly, the slip of pull rod has been optimized, the medical personnel one-hand operation of being convenient for, also can carry out fine protection to medical personnel simultaneously, the use of giving people has brought the convenience.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic side view of the present invention.

In the figure: 1. a barrel; 2. a limiting ring; 3. a piston; 4. a membrane rupturing needle; 5. a pull rod; 6. a slide rail; 7. a slider; 8. a folding bar; 9. a sliding cap; 10. anti-skid lines; 11. a non-slip mat.

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. 1-2, the present invention provides a technical solution: an artificial membrane rupture device for obstetrical department comprises a cylinder body 1, wherein the cylinder body 1 is of a hollow structure with openings at two ends, a limiting ring 2 is arranged in the cylinder body 1, a piston 3 is movably arranged in the cylinder body 1, a plurality of membrane rupture needles 4 are arranged on the inner wall of the cylinder body 1 close to the limiting ring 2, one end of the piston 3 is connected with a pull rod 5, and a sliding assembly is arranged on the outer side of the cylinder body 1; the sliding assembly comprises a sliding rail 6 arranged on the outer wall of the barrel body 1, a sliding block 7 is arranged on the sliding rail 6, a folding rod 8 is arranged between the sliding block 7 and the pull rod 5, and a sliding cap 9 is arranged at the upper end of the sliding block 7; the upper wall of the sliding cap 9 is provided with anti-skid grains 10; the lower wall of the cylinder 1 is provided with an anti-skid pad 11; the number of the membrane breaking needles 4 is 5, and the membrane breaking needles are arranged on the inner wall of the cylinder body 1 in an annular array; the folding rod 8 is of a 7-shaped structure; a micro-bulge is arranged below the needle point of the membrane rupturing needle 4.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.

Example (b): when the amniotic membrane breaking device is used, the open end of the cylinder body 1 is inserted into the vagina of a patient, the front end of the cylinder body 1 is abutted against the amniotic membrane, then a medical worker presses the sliding cap 9 with a thumb, the anti-sliding lines 10 above the sliding cap 9 can increase the friction force with fingers to avoid slippage, the thumb drives the sliding cap 9 to slide towards the right side, the sliding cap 9 drives the lower sliding block 7 to synchronously slide on the sliding rail 6, the folding rod 8 on the right side of the sliding block 7 can pull the pull rod 5 outwards, the pull rod 5 pulls the piston 3 to move towards the right side in the cylinder body 1, negative pressure is generated at the moment, the amniotic membrane is sucked into the cylinder body 1 and is contacted with the membrane breaking needle 4, and finally membrane breaking operation is finished;

particularly, when the fetal membrane is tightly attached to the head of the fetus and the fetal membrane is sucked into the barrel body 1 by negative pressure, the arrangement of the micro-protrusion can prevent the membrane breaking needle 4 from deeply damaging the head of the fetus, and the usage is convenient.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 an obstetrical department is with artifical rupture of membranes ware, includes barrel (1), barrel (1) is both ends open-ended hollow structure, a serial communication port, be equipped with spacing ring (2) in barrel (1), barrel (1) internalization is equipped with piston (3), barrel (1) inner wall is close to spacing ring (2) department is equipped with a plurality of rupture of membranes needles (4), piston (3) one end is connected with pull rod (5), the slip subassembly is installed in the barrel (1) outside, rupture of membranes needle (4) needle point below is equipped with miniature arch, rupture of membranes needle (4) quantity is 5 and ring array locates barrel (1) inner wall.

2. The artificial membrane rupture device for the obstetrical department according to claim 1, wherein the sliding assembly comprises a sliding rail (6) arranged on the outer wall of the cylinder body (1), a sliding block (7) is installed on the sliding rail (6), a folding rod (8) is installed between the sliding block (7) and the pull rod (5), and a sliding cap (9) is installed at the upper end of the sliding block (7).

3. An artificial membrane rupturing device for obstetrical department according to claim 2, wherein the upper wall of the sliding cap (9) is provided with anti-skid lines (10).

4. An obstetrical artificial membrane rupture device according to claim 1, characterized in that a non-slip pad (11) is mounted on the lower wall of the cartridge (1).

5. An artificial obstetric rupture device according to claim 2, wherein said folding bar (8) is of a "7" configuration.