CN213606759U

CN213606759U - Membrane rupturing device for obstetrics and gynecology department

Info

Publication number: CN213606759U
Application number: CN202021505152.4U
Authority: CN
Inventors: 张娥; 蔡元琼
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-07-06
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a membrane rupturing device for obstetrics and gynecology department relates to medical instrument technical field for obstetrics and gynecology department. It comprises a sleeve arranged along the front and back direction; a suction tube is sleeved inside the sleeve; the rear end of the suction cylinder extends out of the rear end of the sleeve; the front part of the outer wall of the suction cylinder is fixedly sleeved with a rubber sleeve; the rubber sleeve is connected with the inner wall of the sleeve in a sliding and sealing manner; a stop block is fixed at the front part of the inner wall of the sleeve; the front end of the suction cylinder is provided with a crevasse mechanism; the rear part of the outer wall of the suction cylinder is communicated with a catheter; the tail end of the liquid guide pipe is communicated with a liquid collection bag; a rubber plug is connected in the suction cylinder in a sliding and sealing way; a pull rod is fixed at the rear end of the rubber plug; the film breaking mechanism comprises a film breaking needle fixed in the middle of the front end of the suction cylinder and conduction ports uniformly distributed at the front end of the suction cylinder along the circumferential direction; flaring pieces are uniformly distributed on the outer side of the rear part of the membrane breaking needle along the circumferential direction; the flaring piece is made of a permanent magnet material. The utility model has the advantages that: it can solve the less not enough problem of suitability that leads to of breach during rupture of membranes.

Description

Membrane rupturing device for obstetrics and gynecology department

Technical Field

The utility model relates to the technical field of medical equipment of gynaecology and obstetrics.

Background

The artificial membrane rupture 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 fluid, strengthen the uterine contraction and accelerate the progress of the labor process. The most apparatus that uses when clinical rupture of membranes are the needle utensil, because the stress point of amnion is little when using the needle utensil, punctures the amnion more easily, and it is laborsaving to use, nevertheless the breach that adopts the mode that the needle utensil punctures to cause is less for observe the amniotic fluid situation and can satisfy the requirement, but to the condition that needs tear great breach so that help pregnant woman to produce, the breach that the rupture of membranes needle caused obviously can not satisfy the requirement, consequently current rupture of membranes ware suitability is not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a gynaecology and obstetrics' rupture of membranes device, and it is less when solving rupture of membranes leads to the not enough problem of suitability.

The utility model adopts the technical proposal that: provides a membrane rupturing device for obstetrics and gynecology department, which comprises a sleeve arranged along the front and back direction; a suction tube is sleeved inside the sleeve; the rear end of the suction cylinder extends out of the rear end of the sleeve; the front part of the outer wall of the suction cylinder is fixedly sleeved with a rubber sleeve; the rubber sleeve is connected with the inner wall of the sleeve in a sliding and sealing manner; a stop block is fixed at the front part of the inner wall of the sleeve; the front end of the suction cylinder is provided with a crevasse mechanism; the rear part of the outer wall of the suction cylinder is communicated with a catheter; the tail end of the liquid guide pipe is communicated with a liquid collection bag; a rubber plug is connected in the suction cylinder in a sliding and sealing way; a pull rod is fixed at the rear end of the rubber plug;

the film breaking mechanism comprises a film breaking needle fixed in the middle of the front end of the suction cylinder and conduction ports uniformly distributed at the front end of the suction cylinder along the circumferential direction; flaring pieces are uniformly distributed on the outer side of the rear part of the membrane breaking needle along the circumferential direction; the flaring sheet is made of a permanent magnet material; the rear end of the flaring sheet is hinged with the front end of the suction barrel, and the front end of the flaring sheet is magnetically connected with the outer wall of the membrane breaking needle; an expansion bag is fixedly sleeved at the rear part of the outer wall of the membrane breaking needle; the expansion bag is positioned between the flaring sheet and the membrane breaking needle; the expansion bag is communicated with an air duct; the air guide pipe passes through the suction cylinder wall along the front-back direction; the rear end of the air duct extends out of the rear end of the suction cylinder wall; the rear end of the air duct is connected with a latex inflatable ball in an inserting way; the rear part of the air duct is provided with an air valve A.

Further optimizing the technical scheme, the front part of the outer wall of the sleeve of the membrane rupturing device for the obstetrics and gynecology department is fixedly sleeved with an annular bag; the annular bag is communicated with an inflation tube; the inflation pipe is arranged along the front and back direction; the outer wall of the inflation pipe is fixed with the outer wall of the sleeve; the rear part of the inflation tube is provided with a B air valve; the inflation tube is matched with the latex inflation ball in an inserting way.

Further optimizes the technical proposal, and handles are fixed at the rear part of the outer wall of the sleeve and the rear part of the outer wall of the suction tube of the membrane rupturing device for obstetrics and gynecology department.

The beneficial effects of the utility model reside in that:

1. conduction openings are uniformly distributed at the front end of the suction barrel along the circumferential direction, the front end of the sleeve can adsorb the amnion under negative pressure through the sliding of the rubber plug, and then the amnion is punctured by a puncture needle; the suction tube can be blocked by the stop block, so that the membrane breaking needle is prevented from extending out of the sleeve and being exposed to damage a pregnant woman or an infant; the rubber sleeve is connected with the inner wall of the sleeve in a sliding and sealing manner, and the rubber plug is connected with the inner wall of the suction barrel in a sliding and sealing manner, so that the amniotic fluid can smoothly flow into the liquid collecting bag through the liquid guide pipe;

flaring pieces are uniformly distributed on the outer side of the rear part of the membrane breaking needle along the circumferential direction, the front ends of the flaring pieces are in magnetic attraction connection with the outer wall of the membrane breaking needle, and the flaring pieces can enter the amniotic membrane along with the membrane breaking needle after the amniotic membrane is punctured; an expansion bag is fixedly sleeved on the rear part of the outer wall of the membrane breaking needle and is positioned between the flaring sheet and the membrane breaking needle, the rear end of the flaring sheet is hinged with the front end of the suction tube to rotate, and the expansion bag can be inflated and expanded under the action of a latex inflation ball, so that the flaring sheet is pushed outwards, the flaring sheet is separated from the membrane breaking needle in a magnetic attraction state, and the flaring sheet is gradually rotated and unfolded; the laceration punctured by the membrane rupturing needle can be expanded through the unfolded flaring sheet.

2. The annular bag can be expanded under the action of the latex inflatable ball, so that the annular bag is fixed in the birth canal and the membrane breaking operation is convenient; the handles are fixed at the rear part of the outer wall of the sleeve and the rear part of the outer wall of the suction barrel, so that medical personnel can conveniently hold the sleeve and the suction barrel during membrane rupture operation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a partial structure at the breaching mechanism;

fig. 3 is a schematic structural view of the flaring sheet when it is unfolded.

In the figure, 1, a sleeve; 2. a suction cylinder; 3. a rubber sleeve; 4. a stopper; 5. a catheter; 6. a liquid collecting bag; 7. a rubber plug; 8. a pull rod; 9. a membrane rupturing needle; 10. a conduction port; 11. a flaring sheet; 12. expanding the capsule; 13. an air duct; 14. a latex inflatable ball; 15. a, an air valve; 16. an annular bladder; 17. an inflation tube; 18. b, an air valve; 19. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 3, a membrane rupturing device for obstetrics and gynecology department comprises a cannula 1 arranged along the front and back direction; a suction tube 2 is sleeved in the sleeve 1; the rear end of the suction cylinder 2 extends out of the rear end of the sleeve 1; the front part of the outer wall of the suction cylinder 2 is fixedly sleeved with a rubber sleeve 3; the rubber sleeve 3 is connected with the inner wall of the sleeve 1 in a sliding and sealing way; a stop block 4 is fixed on the front part of the inner wall of the sleeve 1; the front end of the suction cylinder 2 is provided with a crevasse mechanism; the rear part of the outer wall of the suction cylinder 2 is communicated with a catheter 5; the tail end of the liquid guide pipe 5 is communicated with a liquid collection bag 6; a rubber plug 7 is connected in the suction tube 2 in a sliding and sealing way; a pull rod 8 is fixed at the rear end of the rubber plug 7;

the film breaking mechanism comprises a film breaking needle 9 fixed in the middle of the front end of the suction cylinder 2 and conduction openings 10 uniformly distributed at the front end of the suction cylinder 2 along the circumferential direction; flaring pieces 11 are uniformly distributed on the outer side of the rear part of the membrane breaking needle 9 along the circumferential direction; the flaring sheet 11 is made of a permanent magnet material; the rear end of the flaring sheet 11 is hinged with the front end of the suction tube 2, and the front end of the flaring sheet 11 is magnetically connected with the outer wall of the membrane breaking needle 9; an expansion bag 12 is fixedly sleeved at the rear part of the outer wall of the membrane breaking needle 9; the expansion capsule 12 is positioned between the flaring sheet 11 and the membrane breaking needle 9; the expansion bag 12 is communicated with an air duct 13; the air duct 13 passes through the wall of the suction cylinder 2 along the front-back direction; the rear end of the air duct 13 extends out of the rear end of the wall of the suction cylinder 2; the rear end of the air duct 13 is connected with a latex inflatable ball 14 in an inserting way; an A air valve 15 is arranged at the rear part of the air duct 13.

The front part of the outer wall of the sleeve 1 is fixedly sleeved with an annular bag 16; the annular bag 16 is communicated with an inflation tube 17; the air charging pipe 17 is arranged along the front-back direction; the outer wall of the inflation tube 17 is fixed with the outer wall of the sleeve 1; a B air valve 18 is arranged at the rear part of the inflation tube 17; the inflation tube 17 is matched with the latex inflation ball 14 in an inserting way; the rear part of the outer wall of the sleeve 1 and the rear part of the outer wall of the suction cylinder 2 are both fixed with handles 19.

Firstly, the sleeve 1 is stretched into the birth canal, the front end of the sleeve 1 is contacted with the amnion, then the latex inflatable ball 14 is communicated with the inflatable tube 17, the annular sac 16 is inflated, and finally the annular sac 16 is tightly attached to the inner wall of the birth canal, so that the sleeve 1 is positioned.

Then, the B air valve 18 is closed, the latex inflatable ball 14 is communicated with the air duct 13, the pull rod 8 is pulled, the part of the amnion is sucked into the sleeve 1 through the negative pressure effect, then the amnion is punctured by the membrane breaking needle 9, the membrane breaking needle 9 enters the amnion, and then the flaring piece 11 also enters the amnion.

Then, pressing the latex inflatable ball 14, inflating the expansion bag 12 through the air duct 13, expanding the expansion bag 12, and spreading the flaring sheet 11, as shown in fig. 3, the flaring sheet 11 can be rotated and unfolded; at this time, the air valve A15 can be closed, the latex inflatable ball 14 is taken down, then the two handles 19 are respectively held, the suction tube 2 is pulled backwards, the amniotic membrane can be broken by the flaring sheet 11, and therefore the amniotic membrane can be broken by a large opening, and the requirement of membrane breaking is met.

After the opening is finished, the pull rod 8 is continuously pulled, the amniotic fluid can be sucked, the pull rod 8 is pulled to the rear end of the suction tube 2, and the amniotic fluid can flow into the liquid collection bag 6 through the liquid guide tube 5 to be collected.

Claims

1. The utility model provides a gynaecology and obstetrics rupture of membranes device which characterized in that: comprises a sleeve (1) arranged along the front-back direction; a suction tube (2) is sleeved in the sleeve (1); the rear end of the suction cylinder (2) extends out of the rear end of the sleeve (1); the front part of the outer wall of the suction cylinder (2) is sleeved and fixed with a rubber sleeve (3); the rubber sleeve (3) is connected with the inner wall of the sleeve (1) in a sliding and sealing way; a stop block (4) is fixed at the front part of the inner wall of the sleeve (1); the front end of the suction cylinder (2) is provided with a crevasse mechanism; the rear part of the outer wall of the suction cylinder (2) is communicated with a catheter (5); the tail end of the liquid guide pipe (5) is communicated with a liquid collection bag (6); a rubber plug (7) is connected in the suction tube (2) in a sliding and sealing way; a pull rod (8) is fixed at the rear end of the rubber plug (7);

the film breaking mechanism comprises a film breaking needle (9) fixed in the middle of the front end of the suction cylinder (2) and conduction openings (10) uniformly distributed at the front end of the suction cylinder (2) along the circumferential direction; flaring pieces (11) are uniformly distributed on the outer side of the rear part of the membrane breaking needle (9) along the circumferential direction; the flaring sheet (11) is made of a permanent magnet material; the rear end of the flaring sheet (11) is hinged with the front end of the suction tube (2) and is connected with the outer wall of the membrane breaking needle (9) in a magnetic attraction way; an expansion bag (12) is fixedly sleeved at the rear part of the outer wall of the membrane breaking needle (9); the expansion bag (12) is positioned between the flaring sheet (11) and the membrane breaking needle (9); the expansion bag (12) is communicated with an air duct (13); the air duct (13) passes through the wall of the suction cylinder (2) along the front and back directions; the rear end of the air duct (13) extends out of the rear end of the wall of the suction cylinder (2); the rear end of the air duct (13) is connected with a latex inflatable ball (14) in an inserting way; an air valve A (15) is arranged at the rear part of the air duct (13).

2. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: the front part of the outer wall of the sleeve (1) is sleeved and fixed with an annular bag (16); the annular bag (16) is communicated with an inflation tube (17); the inflation tube (17) is arranged along the front-back direction; the outer wall of the inflation tube (17) is fixed with the outer wall of the sleeve (1); a B air valve (18) is arranged at the rear part of the inflation tube (17); the inflation tube (17) is matched with the latex inflation ball (14) in an inserting way.

3. The membrane rupturing device for obstetrics and gynecology department according to claim 1, wherein: handles (19) are fixed at the rear part of the outer wall of the sleeve (1) and the rear part of the outer wall of the suction cylinder (2).