CN209863990U

CN209863990U - Special amniotic fluid aspirator for obstetrics and gynecology department with backflow prevention function

Info

Publication number: CN209863990U
Application number: CN201820620955.0U
Authority: CN
Inventors: 张洁; 翟华杰; 张丽; 胡娜娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-04-27
Filing date: 2018-04-27
Publication date: 2019-12-31
Anticipated expiration: 2028-04-27

Abstract

The utility model discloses a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return, the installation structure comprises a sleeve, annular sucking disc is installed at the sleeve pipe top, the spout has all inwards been seted up perpendicularly to the sleeve pipe top left and right sides, and the top of two sets of spouts all communicates with annular sucking disc, all installs the piston in two sets of spouts, and the connecting rod is all installed perpendicularly to two sets of piston bottoms, and the bottom of two sets of connecting rods is all installed perpendicularly in the left and right sides at flexible pipe top, the perpendicular inside circular recess that has seted up in sleeve pipe top middle part, push rod A is all installed to sleeve pipe left and. The utility model discloses a to absorb water the pipe and extract from the expansion pipe, extract flexible pipe from the cover intraductal, flexible pipe drives the connecting rod and extracts the piston from the spout in, makes things convenient for medical personnel to disinfect and wash to alright in secondary usage, in convenient dismantlement installation and disinfection abluent, can practice thrift medical instrument's use cost again, it is comparatively practical, be fit for extensively promoting and using.

Description

Special amniotic fluid aspirator for obstetrics and gynecology department with backflow prevention function

Technical Field

The utility model relates to a gynaecology and obstetrics field, in particular to special amniotic fluid aspirator of gynaecology and obstetrics of anti-return.

Background

At present, when a pregnant woman is subjected to cesarean section, amniotic fluid easily enters a blood circulation system of the pregnant woman to cause acute pulmonary embolism, anaphylactic shock, disseminated intravascular coagulation and severe complications of renal failure or sudden death in the labor period, so that medical personnel can extract the amniotic fluid from the amniotic membrane before splitting the amniotic membrane, but when the existing amniotic fluid suction apparatus sucks the amniotic fluid, the amniotic fluid easily flows out from a gap of a puncture part, and the amniotic fluid easily flows back into the amniotic membrane from the suction apparatus, and the suction apparatus is not easy to clean after being used. Therefore, the anti-backflow amniotic fluid suction apparatus special for obstetrics and gynecology department is provided.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a backflow-preventing amniotic fluid suction apparatus special for obstetrics and gynecology department comprises a sleeve, wherein an annular sucker is installed at the top of the sleeve, sliding grooves are vertically and inwards formed in the left side and the right side of the top end of the sleeve, the tops of two groups of sliding grooves are communicated with the annular sucker, pistons are installed in the two groups of sliding grooves, connecting rods are vertically installed at the bottoms of the two groups of pistons, the bottoms of the two groups of connecting rods are vertically installed at the left side and the right side of the top end of the sleeve, circular grooves are vertically and inwards formed in the middle of the top end of the sleeve, push rods A are installed at the bottoms of the left side and the right side of the sleeve, push rods B are installed at the bottoms of the left side and the right side of the telescopic pipe, a water suction pipe vertically penetrates through the interior of the telescopic pipe, the top of the water suction, the hydraulic ram device is characterized in that a ram channel is vertically formed in the check valve, a sliding cabin is formed in the middle of the ram channel, a glass ball is mounted in the sliding cabin, and the bottom of the glass ball is connected with the bottom of the sliding cabin through a spring B.

Further, the telescopic pipe is arranged in the sleeve.

Furthermore, the top of the telescopic pipe is connected with the bottom of the circular groove through a spring A.

Furthermore, a puncture head is installed at the top of the water suction pipe, and a water suction hole is formed in the top of the puncture head.

Further, the diameter of the glass ball is larger than that of the amniotic fluid channel, and the diameter of the glass ball is smaller than that of the sliding cabin.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return flow, through promoting push rod B, make flexible pipe upward movement, spring A is compressed, paste the annular sucking disc on the amnion simultaneously, loosen push rod B, flexible pipe downstream under spring A's effect, flexible pipe passes through the connecting rod and drives the piston downstream in the spout, pressure reduces in the spout, because spout top and annular sucking disc intercommunication, make the pressure in space between annular sucking disc and the amnion reduce, make the amnion adsorb in the annular sucking disc, can effectually avoid the amniotic fluid to flow from the gap at puncture position, get into the blood circulation of pregnant woman and arouse childbirth phase complication, harm pregnant woman life safety.

2. The utility model discloses a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return flow, through at the pipe mid-mounting check valve that absorbs water, when outside self priming pump begins the during operation, outside self priming pump makes the glass ball downstream through suction, and pass through the suction hole with absorb water pipe suction amnion with the amniotic fluid, when self priming pump stop work, the amniotic fluid passageway is plugged up in the upward movement of glass ball under spring B's effect, make the amniotic fluid can not flow back in the amniotic fluid, avoided the amniotic fluid to flow back in the amniotic fluid and lead to the not thorough problem of amniotic fluid clearance, make the in-process of dissecting the amniotic fluid, can not have the amniotic fluid to get into among the pregnant woman blood circulation system, the life safety of pregnant woman has further been ensured.

3. The utility model discloses a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return is through extracting the pipe that will absorb water from the telescopic tube, extracts the telescopic tube from the cover intraductal, and flexible pipe drive connecting rod extracts the piston from the spout in, makes things convenient for medical personnel to disinfect and wash to alright with the secondary use, in convenient dismantlement installation and disinfection abluent, can practice thrift medical instrument's use cost again.

Drawings

FIG. 1 is a schematic view of the whole structure of the anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department of the present invention;

fig. 2 is a top view structure schematic diagram of the casing top of the anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department of the utility model.

In the figure: 1. a mouthpiece; 2. a telescopic pipe; 3. a amniotic fluid channel; 4. sliding the cabin; 5. a one-way valve; 6. a suction pipe; 7. a connecting rod; 8. an annular suction cup; 9. a puncture head; 10. A piston; 11. a spring A; 12. a glass ball; 13. a sleeve; 14. a spring B; 15. A push rod A; 16. a push rod B; 17. a push rod C; 18. a circular groove; 19. a chute; 20. a water suction hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-2, a special amniotic fluid aspirator for gynaecology and obstetrics of anti-return, includes sleeve pipe 13, annular sucking disc 8 is installed at the top of sleeve pipe 13, spout 19 has all been seted up perpendicularly inwards to the left and right sides on sleeve pipe 13 top, and the top of two sets of spout 19 all communicates with annular sucking disc 8, all installs piston 10 in two sets of spout 19, and connecting rod 7 is all installed perpendicularly to two sets of piston 10 bottoms, and the bottom of two sets of connecting rod 7 all installs perpendicularly in the left and right sides at flexible pipe 2 top, sleeve pipe 13 top middle part is seted up circular recess 18 perpendicularly inwards, push rod a15 is all installed to sleeve pipe 13 left and right sides bottom, push rod B16 is all installed to flexible pipe 2's left and right sides bottom, the inside of flexible pipe 2 vertically runs through has water suction pipe 6, the top of water suction pipe 6 runs through in circular recess 18, push rod C17, the mouth-piece 1 is transversely installed to the left side bottom upper end of the pipe that absorbs water 6, the pipe that absorbs water 6 mid-mounting has check valve 5, amniotic fluid passageway 3 has been seted up to the inside vertical of check valve 5, smooth cabin 4 has been seted up at 3 middle parts of amniotic fluid passageway, install glass ball 12 in the smooth cabin 4, the bottom of glass ball 12 is passed through spring B14 and is connected with smooth cabin 4 bottom.

Wherein the telescopic tube 2 is mounted in a sleeve 13.

Wherein the top of said telescopic tube 2 is connected to the bottom of the circular recess 18 by means of a spring a 11.

Wherein, puncture head 9 is installed at the top of suction pipe 6, puncture head 9 top is seted up and is had the suction hole 20.

Wherein the diameter of the glass ball 12 is larger than that of the amniotic fluid channel 3, and the diameter of the glass ball 12 is smaller than that of the sliding cabin 4.

The working principle is as follows: when the amniotic membrane puncture device is used, the water suction pipe 6 is connected to an external self-priming pump through the interface pipe 1, then the push rod B is pushed to enable the extension pipe 2 to move upwards, the spring A11 is compressed, the annular suction cup 8 is attached to the amniotic membrane at the same time, the push rod B16 is loosened, the extension pipe 2 moves downwards under the action of the spring A11, the extension pipe 2 drives the piston 10 to move downwards in the chute 19 through the connecting rod 7, the pressure in the chute 19 is reduced, the pressure in the space between the annular suction cup 8 and the amniotic membrane is reduced due to the fact that the top of the chute 19 is communicated with the annular suction cup 8, the amniotic membrane is adsorbed in the annular suction cup 8, at the moment, the water suction pipe 6 moves upwards by pushing the push rod C17, the water suction pipe 6 drives the puncture head 9 to move upwards to puncture the amniotic membrane, after the puncture head 9 is inserted into the amniotic membrane, the switch of the external self-, and the amniotic fluid is sucked out of the amniotic membrane through the water suction holes 20 and the water suction pipe 6, when the self-sucking pump stops working, the glass balls 12 move upwards under the action of the spring B14 to block the amniotic fluid channel 3, so that the amniotic fluid cannot flow back into the amniotic membrane, when the self-sucking pump is not used, the water suction pipe 6 can be pulled out of the telescopic pipe 2, the telescopic pipe 2 is pulled out of the sleeve 13, and the telescopic pipe 2 drives the connecting rod 7 to pull out the piston 10 from the sliding groove 19, so that the amniotic membrane is disinfected and cleaned.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a special amniotic fluid aspirator of gynaecology and obstetrics of anti-return, includes sleeve pipe (13), its characterized in that: the water suction device is characterized in that an annular sucking disc (8) is installed at the top of the sleeve (13), sliding grooves (19) are vertically inwards formed in the left side and the right side of the top end of the sleeve (13), the tops of the two groups of sliding grooves (19) are communicated with the annular sucking disc (8), pistons (10) are installed in the two groups of sliding grooves (19), connecting rods (7) are vertically installed at the bottoms of the two groups of pistons (10), the bottoms of the two groups of connecting rods (7) are vertically installed at the left side and the right side of the top end of the telescopic pipe (2), a circular groove (18) is vertically inwards formed in the middle of the top end of the sleeve (13), push rods A (15) are installed at the bottoms of the left side and the right side of the sleeve (13), push rods B (16) are installed at the bottoms of the left side and the right side of the telescopic pipe (2, push rod C (17) is installed to the bottom of pipe (6) absorbs water, the mouth-piece (1) is transversely installed to the left side bottom upper end of pipe (6) absorbs water, it has check valve (5) to absorb water pipe (6) mid-mounting, the inside vertical amniotic fluid passageway (3) of having seted up of check valve (5), slipway (4) have been seted up at amniotic fluid passageway (3) middle part, install glass ball (12) in slipway (4), the bottom of glass ball (12) is passed through spring B (14) and is connected with slipway (4) bottom.

2. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, characterized in that: the telescopic pipe (2) is arranged in the sleeve (13).

3. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, characterized in that: the top of the telescopic pipe (2) is connected with the bottom of the circular groove (18) through a spring A (11).

4. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, characterized in that: the top of the water suction pipe (6) is provided with a puncture head (9), and the top of the puncture head (9) is provided with a water suction hole (20).

5. The anti-backflow special amniotic fluid suction apparatus for obstetrics and gynecology department according to claim 1, characterized in that: the diameter of the glass ball (12) is larger than that of the amniotic fluid channel (3), and the diameter of the glass ball (12) is smaller than that of the sliding cabin (4).