CN210114483U

CN210114483U - Membrane rupturing needle for obstetrics and gynecology department

Info

Publication number: CN210114483U
Application number: CN201920321932.4U
Authority: CN
Inventors: 张玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-02-28
Anticipated expiration: 2029-03-13

Abstract

The utility model discloses a gynaecology and obstetrics's rupture of membranes needle relates to gynaecology and obstetrics's medical instrument technical field, including the cylinder, the left side is equipped with rupture of membranes needle in the cylinder, rupture of membranes needle right-hand member threaded connection has the connecting pipe, cylinder right side lower extreme is equipped with the liquid outlet, the connecting pipe upper end is equipped with ventilation unit, the connecting pipe right-hand member is equipped with a piston section of thick bamboo, be equipped with the piston in the piston section of thick bamboo, piston right side fixed connection piston rod, piston section of thick bamboo right-hand member is equipped with micro motor, the micro motor output with. The utility model discloses the mechanism is simple, and convenient operation stretches into the lying-in woman internally with the cylinder, drives the piston through micro motor and returns the motion, drives the fetal membrane that adsorbs at the cylinder front end and gets into in the cylinder, and broken membrane needle punctures the fetal membrane, and the piston continues to pull back, and the negative pressure inhales the cylinder with the amniotic fluid, and medical personnel only need hold the handle, the utility model discloses be equipped with ventilation unit, prevent that the cylinder from being stopped up the back by the impurity in the amniotic fluid, the piston continues to pull back damage device.

Description

Membrane rupturing needle for obstetrics and gynecology department

Technical Field

The utility model relates to the technical field of medical equipment of gynaecology and obstetrics, in particular to membrane rupturing needle of gynaecology and obstetrics.

Background

The obstetrics and gynecology department is one of four main subjects of clinical medicine, and is mainly used for researching the etiology, pathology, diagnosis and prevention of female reproductive organ diseases, the physiological and pathological changes of pregnancy and childbirth, the prevention and diagnosis and treatment of high-risk pregnancy and dystocia, female reproductive endocrine, family planning, female health care and the like. The advanced research of the medical basic theories of modern molecular biology, oncology, genetics, reproductive endocrinology, immunology and the like and the progress of the clinical medical diagnosis and treatment detection technology widen and deepen the development of the gynecologic and obstetric science, and play an important role in ensuring the health and reproductive health of women and preventing and treating various gynecological diseases.

At present, in clinical obstetrics, the parturient with hypodynamia and dysuterine contraction in the active period generally needs to help the production by means of artificial rupture of membranes. The artificial rupture of the membrane means that the amniotic membrane at the uterine opening is intervened and torn in an artificial way so as to observe the color of the amniotic membrane, strengthen uterine contraction and accelerate the progress of the labor process. In clinical operation, generally utilize rupture of membranes needle to puncture the fetal membrane, the amniotic fluid flows out, because the lying-in woman infection easily arouses to flow out amniotic fluid and does not do any processing, current rupture of membranes device adopts manual pull piston to inhale amniotic fluid, but the amniotic fluid is too much, and it is very troublesome to operate repeatedly, and the impurity in the amniotic fluid leads to the cylinder to block easily, and after the cylinder blockked up, the piston pulls back easily to damage whole device again, leads to the device life to shorten, therefore the urgent need of a kind of rupture of membranes needle of gynaecology and obstetrics that can solve above-mentioned problem in this field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems and providing a membrane breaking needle for obstetrics and gynecology department.

In order to solve the above problem, the utility model provides a technical scheme: the utility model provides a gynaecology and obstetrics's rupture of membranes needle which characterized in that: the membrane breaking needle is arranged on the left side in the needle cylinder, a connecting pipe is in threaded connection with the right end of the membrane breaking needle, a liquid outlet is formed in the lower right end of the needle cylinder, an air breather is arranged at the upper end of the connecting pipe, a piston cylinder is arranged on the right end of the connecting pipe, the connecting pipe is integrally formed with the piston cylinder, the needle cylinder, the connecting pipe and the piston cylinder are communicated, a piston is arranged in the piston cylinder, a piston rod is fixedly connected to the right side of the piston, a micro motor is arranged on the right end of the piston cylinder, and the output end of the.

Preferably, the ventilation device comprises a ventilation pipe, a pneumatic alarm, a sealing cover, a spring, a connecting rod and an auxiliary connecting rod, the ventilation pipe is fixedly connected to the upper side of the connecting pipe, the ventilation pipe is communicated with the connecting pipe, a ventilation hole is formed in the side wall of the ventilation pipe, the sealing cover matched with the ventilation hole is arranged in the ventilation hole, the connecting rod is fixedly connected to the inner side of the sealing cover and is in a 7 shape, the spring is arranged at the lower end of the connecting rod and the side wall, close to the sealing cover, of the ventilation pipe, the auxiliary connecting rod is hinged to the middle of the connecting rod, the other end of the auxiliary connecting rod is fixedly connected to the inner wall of.

Preferably, the lower end of the liquid outlet is provided with a liquid collecting pipe, and a second sealing ring is arranged at the pipe orifice of the liquid collecting pipe.

Preferably, the number of the membrane breaking needles is at least 2, and the membrane breaking needles are distributed along the circumferential direction of the needle cylinder.

Preferably, a handle is fixedly connected to the lower side of the piston cylinder, and a support is arranged between the handle and the micro motor.

Preferably, a battery is arranged on the lower side of the handle.

Preferably, the battery is a lithium battery.

Preferably, the micro motor is externally covered with a sound-proof cover.

Preferably, the piston is provided with a first sealing ring on the outer periphery.

The utility model has the advantages that: the utility model discloses the mechanism is simple, convenient operation, stretches into the lying-in woman internally with the cylinder, and the cylinder front end withstands the fetal membrane, drives the piston through micro motor and returns the motion, drives the fetal membrane that adsorbs at the cylinder front end and gets into in the cylinder, and broken membrane needle punctures the fetal membrane, and the piston continues to pull back, and the negative pressure sucks the amniotic fluid into the cylinder, and medical personnel only need hold the handle, and whole working process is automatic to be gone on, the utility model discloses be equipped with ventilation unit, after preventing that the cylinder from being blockked up by the impurity in the amniotic fluid, the piston continues to pull back damage device; the battery is arranged at the lower side of the handle and provides power for the micro motor.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic view of the internal structure of the present invention.

1-a needle cylinder; 2-membrane rupturing needle; 3-connecting pipe; 4-a piston cylinder; 5-a micro motor; 6-a piston; 7-a piston rod; 8-a first sealing ring; 9-a breather pipe; 10-a pneumatic alarm; 11-a sealing cover; 12-a spring; 13-a connecting rod; 14-an auxiliary link; 15-a liquid outlet; 16-a liquid collecting pipe; 17-a scaffold; 18-a handle; 19-a battery; 20-second sealing ring.

Detailed Description

As shown in fig. 1, the specific embodiment of the present invention adopts the following technical solutions: the utility model provides a gynaecology and obstetrics's rupture of membranes needle which characterized in that: including cylinder 1, the left side is equipped with broken membrane needle 2 in the cylinder 1, 2 right-hand member threaded connection of broken membrane needle have connecting pipe 3, 1 right side lower extreme of cylinder is equipped with liquid outlet 15, the 3 upper ends of connecting pipe are equipped with ventilation unit, 3 right-hand members of connecting pipe are equipped with piston cylinder 4, connecting pipe 3 with 4 integrated into one piece of piston cylinder, cylinder 1, connecting pipe 3 and piston cylinder 4 communicate with each other, be equipped with piston 6 in the piston cylinder 4, 6 right sides fixed connection piston rods 7 of piston, 4 right-hand members of piston cylinder are equipped with micro motor 5, micro motor 5 output with 7 fixed connection of piston rod.

The ventilation device comprises a ventilation pipe 9, a pneumatic alarm 10, a sealing cover 11, a spring 12, a connecting rod 13 and an auxiliary connecting rod 14, wherein the ventilation pipe 9 is fixedly connected to the upper side of the connecting pipe 3, the ventilation pipe 9 is communicated with the connecting pipe 3, the side wall of the ventilation pipe 9 is provided with a ventilation hole, the ventilation hole is internally provided with the sealing cover 11 matched with the ventilation pipe, the inner side of the sealing cover 11 is fixedly connected with the connecting rod 13, the connecting rod 13 is in a 7 shape, the spring 12 is arranged at the lower end of the connecting rod 13 and the side wall of the ventilation pipe 9, which is close to the sealing cover 11, the auxiliary connecting rod 14 is hinged to the middle of the connecting rod 13, the other end of the auxiliary connecting rod 14 is fixedly connected to.

And a liquid collecting pipe 16 is arranged at the lower end of the liquid outlet 15, and a second sealing ring 20 is arranged at the pipe orifice of the liquid collecting pipe 16.

Wherein, the number of the membrane breaking needles 2 is at least 2, and the membrane breaking needles are distributed along the circumferential direction of the needle cylinder 1.

A handle 18 is fixedly connected to the lower side of the piston cylinder 4, and a support 17 is arranged between the handle 18 and the micro motor 5.

Wherein, a battery 19 is arranged at the lower side of the handle 18.

Wherein the battery 19 is a lithium battery.

Wherein, the micro motor 5 is externally coated with a sound-proof cover.

Wherein, the periphery of the piston 6 is provided with a first sealing ring 8.

The utility model discloses a user state does: the utility model has simple mechanism and convenient operation, the needle cylinder 1 is stretched into the body of a lying-in woman, the front end of the needle cylinder 1 props against the fetal membrane, the micro motor 5 drives the piston 6 to move back, the fetal membrane adsorbed at the front end of the needle cylinder 1 is driven to enter the needle cylinder 1, the membrane breaking needle 2 punctures the fetal membrane, the piston 6 is pulled back continuously, the negative pressure sucks the amniotic fluid into the needle cylinder 1, the amniotic fluid flows into the liquid collecting pipe 16 from the liquid outlet 15 finally, medical personnel only need to hold the handle 18, the whole working process is carried out automatically, the utility model is provided with the ventilating device, after the needle cylinder 1 is prevented from being blocked by impurities in the amniotic fluid, the piston is pulled back continuously to damage the device, when the needle cylinder 1 is blocked, the micro motor 5 is pulled back to the piston 6 continuously, because the external pressure is greater than the pressure of the piston cylinder 4, the sealing cover 11 is opened under the action of the, when the pressure in the piston cylinder 4 returns to normal, the spring 12 applies force to the lower end of the connecting rod 13 to seal the sealing cover 11; a battery 19 is provided on the underside of the handle 18 to provide power to the micro-motor 5.

The present invention has been shown and described above the basic principle and the main features of the present invention and the advantages of the present invention, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, without departing from the spirit and scope of the present invention, the present invention can also have various changes and improvements, and these changes and improvements all fall into the scope of the present invention, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a gynaecology and obstetrics's rupture of membranes needle which characterized in that: including cylinder (1), the left side is equipped with broken membrane needle (2) in cylinder (1), broken membrane needle (2) right-hand member threaded connection has connecting pipe (3), cylinder (1) right side lower extreme is equipped with liquid outlet (15), connecting pipe (3) upper end is equipped with breather, connecting pipe (3) right-hand member is equipped with piston cylinder (4), connecting pipe (3) with piston cylinder (4) integrated into one piece, cylinder (1), connecting pipe (3) and piston cylinder (4) communicate with each other, be equipped with piston (6) in piston cylinder (4), piston (6) right side fixed connection piston rod (7), piston cylinder (4) right-hand member is equipped with micro motor (5), micro motor (5) output with piston rod (7) fixed connection.

2. The membrane rupturing needle for obstetrics and gynecology department according to claim 1, wherein: the ventilation device comprises a ventilation pipe (9), a pneumatic alarm (10), a sealing cover (11), a spring (12), a connecting rod (13) and an auxiliary connecting rod (14), the vent pipe (9) is fixedly connected with the upper side of the connecting pipe (3), the vent pipe (9) is communicated with the connecting pipe (3), the side wall of the vent pipe (9) is provided with a vent hole, a sealing cover (11) matched with the vent hole is arranged in the vent hole, the inner side of the sealing cover (11) is fixedly connected with a connecting rod (13), the connecting rod (13) is shaped like a Chinese character '7', a spring (12) is arranged on the lower end of the connecting rod (13) and one side wall of the vent pipe (9) close to the sealing cover (11), an auxiliary connecting rod (14) is hinged in the middle of the connecting rod (13), the other end of the auxiliary connecting rod (14) is fixedly connected with the inner wall of the vent pipe (9), and a pneumatic alarm (10) is arranged on the outer wall of the vent pipe (9) close to the sealing cover (11).

3. The membrane rupturing needle for obstetrics and gynecology department according to claim 1, wherein: the lower end of the liquid outlet (15) is provided with a liquid collecting pipe (16), and the opening of the liquid collecting pipe (16) is provided with a second sealing ring (20).

4. The membrane rupturing needle for obstetrics and gynecology department according to claim 1, wherein: the number of the membrane breaking needles (2) is at least 2, and the membrane breaking needles are distributed along the circumferential direction of the needle cylinder (1).

5. The membrane rupturing needle for obstetrics and gynecology department according to claim 1, wherein: the piston cylinder (4) is fixedly connected with a handle (18) at the lower side, and a support (17) is arranged between the handle (18) and the micro motor (5).

6. The membrane rupturing needle for obstetrics and gynecology department according to claim 5, wherein: a battery (19) is arranged on the lower side of the handle (18).

7. The membrane rupturing needle for obstetrics and gynecology department according to claim 6, wherein: the battery (19) is a lithium battery.

8. The membrane rupturing needle for obstetrics and gynecology department according to claim 1, wherein: the micro motor (5) is externally coated with a sound-proof cover.

9. The membrane rupturing needle for obstetrics and gynecology department according to claim 1, wherein: and a first sealing ring (8) is arranged on the periphery of the piston (6).