CN215606013U - Recoverable double-spring-ring pulmonary artery hemostat - Google Patents
Recoverable double-spring-ring pulmonary artery hemostat Download PDFInfo
- Publication number
- CN215606013U CN215606013U CN202121433346.2U CN202121433346U CN215606013U CN 215606013 U CN215606013 U CN 215606013U CN 202121433346 U CN202121433346 U CN 202121433346U CN 215606013 U CN215606013 U CN 215606013U
- Authority
- CN
- China
- Prior art keywords
- channel
- catheter body
- wire
- outlet
- pulmonary artery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model discloses a recyclable double-spring-ring pulmonary artery hemostat, which comprises a catheter body, a guide wire, a first spring ring, a first pushing wire, a second spring ring and a second pushing wire, wherein the guide wire is arranged on the catheter body; a first channel, a second channel and a third channel are arranged in the catheter body, an outlet of the first channel is arranged at the far end of the catheter body, a side hole communicated with the first channel is formed in the catheter body, an outlet of the second channel is positioned on the far side of the side hole, and an outlet of the third channel is positioned on the far side of an outlet of the second channel; the guide wire is inserted into the first channel; the first spring ring and the first pushing wire are inserted into the second channel, and the first pushing wire is connected to the near end of the first spring ring; the second spring coil and the second pusher wire are inserted in the third channel, and the first pusher wire is connected to the proximal end of the second spring coil. The utility model ensures the supply of far-end blood flow, strives for time for suturing the ruptured blood vessel and avoids the risk of blocking the blood vessel for a long time to form thrombus.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a recyclable double-spring-ring pulmonary artery hemostat.
Background
In pulmonary operators, especially minimally invasive surgery, the key step of successfully separating pulmonary artery and branch and ensuring the safety of patients during and after the surgery is provided. In pulmonary artery surgery, a pulmonary artery may rupture, and it is necessary to immediately suture a blood vessel. At present, the pulmonary artery blood vessel is sutured after the vascular lacerations are blocked by vascular clamps, however, after the vascular lacerations are blocked by the vascular clamps, blood cannot be supplied to the far end of the blood vessel, so that the blood vessel must be sutured in minutes and even in chest turning operations, and the operation difficulty and the patient risk are increased.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a recyclable double-spring-ring pulmonary artery hemostat, which is used for ensuring the supply of far-end blood flow, striving for time for suturing ruptured blood vessels and avoiding the risk of blocking the blood vessels for a long time to form thrombus.
The utility model provides a recyclable double-spring-ring pulmonary artery hemostat, which comprises a catheter body, a guide wire, a first spring ring, a first pushing wire, a second spring ring and a second pushing wire, wherein the guide wire is arranged on the catheter body;
the catheter body is internally provided with a first channel, a second channel and a third channel which extend along the length direction, an outlet of the first channel is arranged at the far end of the catheter body, the catheter body is provided with at least one side hole communicated with the first channel, outlets of the second channel and the third channel are arranged at the side part of the catheter body, the outlet of the second channel is positioned at the far side of the side hole, and the outlet of the third channel is positioned at the far side of the outlet of the second channel;
the guide wire is inserted into the first channel and used for guiding the catheter body into a blood vessel;
the first spring ring and the first pushing wire are inserted into the second channel, and the first pushing wire is connected to the near end of the first spring ring and used for pushing out or pulling back the first spring ring from the outlet of the second channel;
the second spring ring and the second pushing wire are inserted in the third channel, and the first pushing wire is connected to the near end of the second spring ring and used for pushing out or pulling back the second spring ring from the outlet of the third channel.
Further, the guide wire penetrates into the first channel from the outer end of the catheter body;
the catheter body is provided with a first branch pipe and a second branch pipe outside, the first pushing wire penetrates into the second channel from the first branch pipe, and the second pushing wire penetrates into the third channel from the second branch pipe.
Further, the guide wire, the first pushing wire and the second pushing wire are all made of steel wires.
Further, a distal side of the catheter body near the outlet of the first channel is provided with a first X-ray opaque marker, and a proximal side of the catheter body near the outlet of the second channel is provided with a second X-ray opaque marker.
Further, the distance between the first mark and the second mark is 1.5 cm.
Furthermore, the first channel is arranged in the center of the catheter body, and the second channel and the third channel are respectively positioned on two sides of the first channel.
Furthermore, one section of the catheter body, which is provided with the side holes, is provided with two grooves along the length direction, the two grooves are respectively positioned in the area between the second channel and the third channel at two sides of the first channel, and the bottom of each groove is respectively provided with at least one side hole.
Further, the side hole is arranged at the middle section of the corresponding groove.
The utility model has the beneficial effects that:
during operation, the hemostat enters a way from a femoral vein path, enters a pulmonary artery at the operation side, is embedded well, and keeps a guide wire at the far end of the pulmonary artery, once the pulmonary artery is ruptured in the operation, the hemostat is rapidly sent to the ruptured pulmonary artery far end along the guide wire, the outlet of a second channel reaches the near end of a vascular rupture port, so that the outlet of a third channel reaches the far end of the vascular rupture port, then a first push wire is used for pushing a first spring ring out of the second channel to close the near end of the rupture port, a second push wire is used for pushing a second spring ring out of the third channel to close the far end of the rupture port, then the guide wire is pulled away to the near side of the side hole, blood at the near end flows into the first channel through the side hole and flows to the far end through the first channel, thereby ensuring the blood flow supply at the far end, striving for suturing the ruptured blood vessel, solving the risk of blocking the blood vessel for a long time to form thrombus, after the vessel is sutured, the first spring ring is pulled back to the second channel through the first push wire, and the second spring coil is drawn back to the third channel through the second push wire, and finally the hemostat is withdrawn.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is an external structural view of an embodiment of the present invention;
FIG. 2 is a longitudinal cross-sectional view of an embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 1;
fig. 4 is a schematic structural diagram of the embodiment of the present invention during operation.
In the drawings, 100-the catheter body; 110 — a first channel; 120-a second channel; 130-a third channel; 140-a side hole; 150-a first manifold; 160-a second branch; 170-a first marker; 180-a second marker; 190-grooves; 200-a guide wire; 300-a first spring coil; 400-a first push wire; 500-a second spring coil; 600-second push wire; 700-blood vessel.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the utility model pertains.
As shown in fig. 1 to 4, an embodiment of the present invention provides a recyclable double-coil pulmonary artery hemostat, which includes a catheter body 100, a guide wire 200, a first coil 300, a first push wire 400, a second coil 500 and a second push wire 600.
A first channel 110, a second channel 120 and a third channel 130 extending along the length direction are arranged in the catheter body 100, wherein the first channel 110 is arranged in the center of the catheter body 100, and the second channel 120 and the third channel 130 are respectively positioned at two sides of the first channel 110.
The outlet of the first channel 110 is arranged at the distal end of the catheter body 100, at least one side hole 140 communicated with the first channel 110 is arranged on the catheter body 100, the outlets of the second channel 120 and the third channel 130 are arranged at the side part of the catheter body 100, the outlet of the second channel 120 is positioned at the far side of the side hole 140, and the outlet of the third channel 130 is positioned at the far side of the outlet of the second channel 120.
A guidewire 200 is inserted within the first channel 110 for guiding the catheter body 100 into the blood vessel 700.
The primary coil 300 and the first push wire 400 are inserted into the second channel 120, and the first push wire 400 is attached to the proximal end of the primary coil 300 for pushing or pulling the primary coil 300 out of or back into the exit of the second channel 120. A second coil 500 and a second push wire 600 are inserted in the third passageway 130, the first push wire 400 being connected to the proximal end of the second coil 500 for pushing or pulling the second coil 500 out of or back into the exit port of the third passageway 130.
In this embodiment, the guide wire 200 is threaded into the first channel 110 from the outer end of the catheter body 100, the catheter body 100 is provided with a first branch 150 and a second branch 160 on the outside, the first push wire 400 is threaded into the second channel 120 from the first branch 150, and the second push wire 600 is threaded into the third channel 130 from the second branch 160. The guide wire 200, the first push wire 400 and the second push wire 600 are all made of steel wires, and the first spring ring 300 and the second spring ring 500 are made of detachable spring rings, so that the first spring ring 300 and the second spring ring 500 can be retracted after the blood vessel 700 is sutured.
During operation, the hemostat enters a femoral vein path, enters a pulmonary artery on the operation side and is embedded well, the guide wire 200 is reserved at the far end of the pulmonary artery, once the pulmonary artery is ruptured in the operation, the hemostat is rapidly sent to the ruptured pulmonary artery along the guide wire 200, the outlet of the second channel 120 reaches the near end of the rupture port of the blood vessel 700, the outlet of the third channel 130 reaches the far end of the rupture port of the blood vessel 700, then the first push wire 400 pushes the first spring ring 300 out of the second channel 120 to close the near end of the rupture port, the second push wire 600 pushes the second spring ring 500 out of the third channel 130 to close the far end of the rupture port, then the guide wire 200 is pulled away from the near side (refer to figure 4) of the side hole 140, the blood at the near end flows into the first channel 110 through the side hole 140 and flows to the far end through the first channel 110, so that the far end supply is ensured, the time is won for suturing the ruptured blood vessel 700, and the risk of blocking the blood flow to form thrombus for a long time is solved, after the blood vessel 700 is sutured, the first coil 300 is withdrawn into the second channel 120 by the first push wire 400, and the second coil 500 is withdrawn into the third channel 130 by the second push wire 600, and finally the hemostat is withdrawn.
Referring to fig. 1, in order to locate the position where the hemostat is pushed, a first marker 170 opaque to X-rays is provided on the distal side of the catheter body 100 near the exit of the first channel 110, a second marker 180 opaque to X-rays is provided on the catheter body 100 near the exit of the second channel 120, and the distance between the first marker 170 and the second marker 180 is about 1.5 cm.
Referring to fig. 1 and 3, a section of the catheter body 100, in which the side holes 140 are formed, is provided with two grooves 190 along a length direction, the two grooves 190 are respectively located in regions on both sides of the first channel 110, which are located between the second channel 120 and the third channel 130, the bottom of each groove 190 is respectively provided with at least one side hole 140, and preferably, the side holes 140 are arranged in a middle section of the corresponding groove 190.
Because blood flows into the first channel 110 in the catheter body 100 through the side hole 140 and then flows to the far end through the first channel 110, but sometimes the situation that the side hole 140 is blocked by the tissue of the blood vessel wall may occur, in the present application, the grooves 190 are arranged on the two sides of the catheter body 100 and the side hole 140 is arranged in the grooves 190, the grooves 190 have a certain length, even if the tissue of the wall of the blood vessel 700 is blocked outside the side hole 140, the blood can also enter the side hole 140 through the grooves 190, so that the tissue of the wall of the blood vessel 700 can be effectively prevented from blocking the side hole 140, and the smooth flow of the blood can be ensured.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. The utility model provides a recoverable pair of spring coil pulmonary artery haemostat which characterized in that:
comprises a catheter body, a guide wire, a first spring ring, a first pushing wire, a second spring ring and a second pushing wire;
the catheter body is internally provided with a first channel, a second channel and a third channel which extend along the length direction, an outlet of the first channel is arranged at the far end of the catheter body, the catheter body is provided with at least one side hole communicated with the first channel, outlets of the second channel and the third channel are arranged at the side part of the catheter body, the outlet of the second channel is positioned at the far side of the side hole, and the outlet of the third channel is positioned at the far side of the outlet of the second channel;
the guide wire is inserted into the first channel and used for guiding the catheter body into a blood vessel;
the first spring ring and the first pushing wire are inserted into the second channel, and the first pushing wire is connected to the near end of the first spring ring and used for pushing out or pulling back the first spring ring from the outlet of the second channel;
the second spring ring and the second pushing wire are inserted in the third channel, and the first pushing wire is connected to the near end of the second spring ring and used for pushing out or pulling back the second spring ring from the outlet of the third channel.
2. The retrievable duplex coil pulmonary artery hemostat of claim 1, wherein:
the guide wire penetrates into the first channel from the outer end of the catheter body;
the catheter body is provided with a first branch pipe and a second branch pipe outside, the first pushing wire penetrates into the second channel from the first branch pipe, and the second pushing wire penetrates into the third channel from the second branch pipe.
3. The retrievable duplex coil pulmonary artery hemostat of claim 1, wherein: the guide wire, the first pushing wire and the second pushing wire are all made of steel wires.
4. The retrievable duplex coil pulmonary artery hemostat of claim 1, wherein: a first X-ray opaque marker is arranged on the distal side of the catheter body close to the outlet of the first channel, and a second X-ray opaque marker is arranged on the proximal side of the catheter body close to the outlet of the second channel.
5. The retrievable duplex coil pulmonary artery hemostat of claim 4, wherein: the distance between the first mark and the second mark is 1.5 cm.
6. The retrievable duplex coil pulmonary artery hemostat of claim 1, wherein: the first channel is arranged in the center of the catheter body, and the second channel and the third channel are respectively positioned on two sides of the first channel.
7. The retrievable duplex coil pulmonary artery hemostat of claim 6, wherein: the section of the catheter body, which is provided with the side holes, is provided with two grooves along the length direction, the two grooves are respectively positioned in the area between the second channel and the third channel at two sides of the first channel, and the bottom of each groove is respectively provided with at least one side hole.
8. The retrievable duplex coil pulmonary artery hemostat of claim 7, wherein: the side hole is arranged at the middle section of the corresponding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121433346.2U CN215606013U (en) | 2021-06-24 | 2021-06-24 | Recoverable double-spring-ring pulmonary artery hemostat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121433346.2U CN215606013U (en) | 2021-06-24 | 2021-06-24 | Recoverable double-spring-ring pulmonary artery hemostat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215606013U true CN215606013U (en) | 2022-01-25 |
Family
ID=79945794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121433346.2U Active CN215606013U (en) | 2021-06-24 | 2021-06-24 | Recoverable double-spring-ring pulmonary artery hemostat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215606013U (en) |
-
2021
- 2021-06-24 CN CN202121433346.2U patent/CN215606013U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11576691B2 (en) | Aspiration catheter systems and methods of use | |
| USRE47379E1 (en) | Coaxial guide catheter for interventional cardiology procedures | |
| US7993325B2 (en) | Renal infusion systems and methods | |
| US9248262B2 (en) | Vascular dilator for controlling blood flow in a blood vessel | |
| JP2017525519A (en) | Methods and devices for transcarotid artery access | |
| US11471308B2 (en) | Extravascular bypass systems and methods | |
| US11565086B2 (en) | Low profile lumen access catheter | |
| US20220193321A1 (en) | Vascular conduit to facilitate temporary direct access of a vessel | |
| US20220370701A1 (en) | Bidirectional perfusion cannula | |
| CN215606013U (en) | Recoverable double-spring-ring pulmonary artery hemostat | |
| US20060084927A1 (en) | Endovascular surgery device | |
| CN215606012U (en) | Adjustable double-balloon pulmonary artery hemostat | |
| US20210369299A1 (en) | Device and method for providing antegrade vascular access through retrograde approach | |
| US20230024336A1 (en) | All-purpose Drainage Catheter | |
| WO2023230277A1 (en) | Telescoping vascular sheath systems and methods | |
| CN116688315A (en) | Vascular sheath for preventing remote organ embolism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |