CN216495556U - High-position artificial membrane rupturing device - Google Patents
High-position artificial membrane rupturing device Download PDFInfo
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- CN216495556U CN216495556U CN202122897752.0U CN202122897752U CN216495556U CN 216495556 U CN216495556 U CN 216495556U CN 202122897752 U CN202122897752 U CN 202122897752U CN 216495556 U CN216495556 U CN 216495556U
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Abstract
A high-position artificial membrane rupture device relates to the technical field of medical instruments, and comprises a membrane rupture main pipe and a negative pressure ball; the tube cavity of the main membrane breaking pipe is divided into an operation channel and a negative pressure channel by a partition plate; a negative pressure conduit is fixed in the negative pressure channel, a piston is arranged in the negative pressure channel, the negative pressure conduit penetrates through a conduit via hole on the piston in a sliding fit manner, and the right end of the negative pressure conduit extends out of the right end of the negative pressure channel and is butted with a negative pressure air suction port of a negative pressure ball; a membrane breaking needle is fixed at the left end of the piston, an arc-shaped end cover which is sunken towards the right arc is fixed at the left end of the negative pressure channel, a needle hole is formed in the center of the arc-shaped end cover, and a piston rod is fixed at the right end of the piston; a push rod capable of moving left and right is inserted into the operation channel, the right end of the push rod extends out of the right end of the operation channel, and the left end of the push rod is fixedly connected with the piston rod through a connecting rod. The membrane rupturing device provided by the utility model is used for clinical artificial high-position membrane rupturing of obstetrics and gynecology department.
Description
Technical Field
The utility model relates to the technology of medical instruments, in particular to a technology of a high-position artificial membrane rupture device.
Background
At present, the membrane rupturing tool for implementing artificial membrane rupture by an obstetrical clinician is a membrane rupturing needle or a vascular clamp, but when a high-position membrane rupture is implemented by adopting the membrane rupturing needle or the vascular clamp (the fetal membrane is positioned at the upper end of a cervical canal), the fetal membrane is difficult to puncture due to light force application because the fetal membrane is not bulged, the fetus is easily injured due to heavy force application, the operation is very inconvenient, and the membrane rupture difficulty is higher.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a high-position artificial membrane rupture device which is simple in membrane rupture operation, low in membrane rupture difficulty and convenient for doctors to perform high-position membrane rupture.
In order to solve the technical problem, the utility model provides a high-position artificial membrane rupturing device, which is characterized in that: comprises a main membrane-breaking pipe and a negative pressure ball;
the main membrane breaking pipe is a straight pipe, a partition plate is fixed in a pipe cavity of the main membrane breaking pipe, the pipe cavity of the main membrane breaking pipe is axially divided into an operation channel and a negative pressure channel by the partition plate, a sliding groove is formed in the partition plate, and a connecting rod capable of sliding left and right is arranged in the sliding groove;
a negative pressure conduit with open left and right ends is fixed in the negative pressure channel, a piston capable of sliding left and right is arranged in the negative pressure channel, a conduit through hole is formed in the piston, a pipe body of the negative pressure conduit penetrates through the conduit through hole in the piston in a sliding fit manner, the joint part of the negative pressure conduit and the piston is air-tight, the right end of the negative pressure conduit extends out of the right end of the negative pressure channel, and a pipe orifice at the right end of the negative pressure conduit is in butt joint with a negative pressure air suction port of a negative pressure ball;
a membrane breaking needle is fixed at the left end of the piston, an arc-shaped end cover which is sunken towards the right arc is fixed at the left end of the negative pressure channel, a needle hole through which the membrane breaking needle can penetrate is formed in the center of the arc-shaped end cover, and a piston rod is fixed at the right end of the piston;
a push rod capable of moving left and right is inserted in the operation channel, the right end of the push rod extends out of the right end of the operation channel, one end of a connecting rod is fixedly connected with the left end of the push rod, and the other end of the connecting rod is fixedly connected with the piston rod.
Furthermore, a plastic guide wire capable of moving left and right is inserted into the operation channel, and the left end and the right end of the guide wire respectively extend out of the guide wire channel.
The high-position artificial membrane rupture device provided by the utility model can bulge the fetal membrane by utilizing negative pressure suction force, is adsorbed on the arc-shaped end cover, and can conveniently puncture the fetal membrane by operating the push rod.
Drawings
Fig. 1 is a schematic diagram of a high-level artificial membrane rupture device according to an embodiment of the present invention, after a main membrane rupture pipe is cut open.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the following description of the drawings, but the embodiments are not intended to limit the present invention, and all similar structures and similar variations using the present invention shall be included in the scope of the present invention, and the pause numbers in the present invention shall have a relation of the same.
As shown in fig. 1, the embodiment of the present invention provides a high-level artificial membrane rupture device, which is characterized in that: comprises a main membrane rupturing pipe 1 and a negative pressure ball 2;
the membrane rupturing main pipe 1 is a straight pipe, a partition plate 3 is fixed in a pipe cavity of the membrane rupturing main pipe 1, the pipe cavity of the membrane rupturing main pipe is axially divided into an operation channel 12 and a negative pressure channel 11 by the partition plate 3, a sliding groove 10 is formed in the partition plate 3, and a connecting rod 15 capable of sliding left and right is arranged in the sliding groove 10;
a negative pressure conduit 8 with the left end and the right end open is fixed in the negative pressure channel 11, a piston 4 capable of sliding left and right is arranged in the negative pressure channel, a conduit through hole is formed in the piston 4, a pipe body of the negative pressure conduit 8 penetrates through the conduit through hole in the piston 4 in a sliding fit mode, the joint part of the negative pressure conduit 8 and the piston 4 is air-tight, the right end of the negative pressure conduit 8 extends out of the right end of the negative pressure channel, and a pipe orifice at the right end of the negative pressure conduit 8 is in butt joint with a negative pressure air suction port of the negative pressure ball 2;
a membrane breaking needle 5 is fixed at the left end of the piston 4, an arc-shaped end cover 9 which is sunken towards the right arc is fixed at the left end of the negative pressure channel, a needle hole 13 through which the membrane breaking needle 5 can penetrate is formed in the center of the arc-shaped end cover 9, and a piston rod 14 is fixed at the right end of the piston 4;
a plastic guide wire 7 capable of moving left and right and a push rod 6 capable of moving left and right are inserted in the operation channel, the left end and the right end of the guide wire 7 respectively extend out of the guide wire channel, the right end of the push rod 6 extends out of the right end of the operation channel, one end of a connecting rod 15 is fixedly connected with the left end of the push rod 6, and the other end of the connecting rod 15 is fixedly connected with a piston rod 14.
The embodiment of the utility model is used for clinical artificial high-position rupture of membranes in obstetrics and gynecology department, and the using mode is as follows:
the left end of the main membrane breaking pipe is inserted from the vagina of a pregnant woman, the negative pressure ball is pinched flat, the left end of the guide wire is manipulated to penetrate into the cervical canal, then the left end of the main membrane breaking pipe is guided into the cervical canal under the guide of the guide wire, then the negative pressure ball is released, the negative pressure ball generates negative pressure suction force on the fetal membrane through the needle holes on the negative pressure catheter and the arc-shaped end cover, so that the fetal membrane is adsorbed on the arc-shaped end cover, then the push rod is pushed leftwards, the push rod pushes the piston to move leftwards, the membrane breaking needle is driven to move leftwards, the needle point of the membrane breaking needle penetrates through the needle hole on the arc-shaped end cover to puncture the fetal membrane, then the push rod is pushed rightwards, the membrane breaking needle retracts into the negative pressure channel, the negative pressure ball is pinched again, the suction force on the fetal membrane is removed, and the main membrane breaking pipe can be extracted from the vagina of the pregnant woman.
Claims (2)
1. The utility model provides a high-order artifical rupture of membranes ware which characterized in that: comprises a main membrane-breaking pipe and a negative pressure ball;
the main membrane breaking pipe is a straight pipe, a partition plate is fixed in a pipe cavity of the main membrane breaking pipe, the pipe cavity of the main membrane breaking pipe is axially divided into an operation channel and a negative pressure channel by the partition plate, a sliding groove is formed in the partition plate, and a connecting rod capable of sliding left and right is arranged in the sliding groove;
a negative pressure conduit with open left and right ends is fixed in the negative pressure channel, a piston capable of sliding left and right is arranged in the negative pressure channel, a conduit through hole is formed in the piston, a pipe body of the negative pressure conduit penetrates through the conduit through hole in the piston in a sliding fit manner, the joint part of the negative pressure conduit and the piston is air-tight, the right end of the negative pressure conduit extends out of the right end of the negative pressure channel, and a pipe orifice at the right end of the negative pressure conduit is in butt joint with a negative pressure air suction port of a negative pressure ball;
a membrane breaking needle is fixed at the left end of the piston, an arc-shaped end cover which is sunken towards the right arc is fixed at the left end of the negative pressure channel, a needle hole through which the membrane breaking needle can penetrate is formed in the center of the arc-shaped end cover, and a piston rod is fixed at the right end of the piston;
a push rod capable of moving left and right is inserted in the operation channel, the right end of the push rod extends out of the right end of the operation channel, one end of a connecting rod is fixedly connected with the left end of the push rod, and the other end of the connecting rod is fixedly connected with the piston rod.
2. The high-position artificial membrane rupture device according to claim 1, characterized in that: a plastic guide wire capable of moving left and right is inserted in the operation channel, and the left end and the right end of the guide wire respectively extend out of the guide wire channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122897752.0U CN216495556U (en) | 2021-11-24 | 2021-11-24 | High-position artificial membrane rupturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122897752.0U CN216495556U (en) | 2021-11-24 | 2021-11-24 | High-position artificial membrane rupturing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216495556U true CN216495556U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122897752.0U Active CN216495556U (en) | 2021-11-24 | 2021-11-24 | High-position artificial membrane rupturing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216495556U (en) |
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2021
- 2021-11-24 CN CN202122897752.0U patent/CN216495556U/en active Active
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