CN220385121U - Saccule blocking perfusion device - Google Patents
Saccule blocking perfusion device Download PDFInfo
- Publication number
- CN220385121U CN220385121U CN202321573728.4U CN202321573728U CN220385121U CN 220385121 U CN220385121 U CN 220385121U CN 202321573728 U CN202321573728 U CN 202321573728U CN 220385121 U CN220385121 U CN 220385121U
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- balloon
- double
- perfusion
- pipe
- joint
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- 230000010412 perfusion Effects 0.000 title claims abstract description 61
- 230000000903 blocking effect Effects 0.000 title claims abstract description 37
- 210000005077 saccule Anatomy 0.000 title claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000002347 injection Methods 0.000 claims description 20
- 239000007924 injection Substances 0.000 claims description 20
- 238000001802 infusion Methods 0.000 claims description 10
- 230000004087 circulation Effects 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 210000004204 blood vessel Anatomy 0.000 abstract description 18
- 230000017531 blood circulation Effects 0.000 abstract description 7
- 239000008280 blood Substances 0.000 description 6
- 210000004369 blood Anatomy 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008081 blood perfusion Effects 0.000 description 3
- 208000028867 ischemia Diseases 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 230000003187 abdominal effect Effects 0.000 description 2
- 210000000709 aorta Anatomy 0.000 description 2
- 208000007474 aortic aneurysm Diseases 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000002792 vascular Effects 0.000 description 2
- 206010002329 Aneurysm Diseases 0.000 description 1
- 208000036982 Spinal cord ischaemia Diseases 0.000 description 1
- 201000008982 Thoracic Aortic Aneurysm Diseases 0.000 description 1
- 208000002223 abdominal aortic aneurysm Diseases 0.000 description 1
- 210000000702 aorta abdominal Anatomy 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 238000013130 cardiovascular surgery Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000001363 mesenteric artery superior Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 210000002254 renal artery Anatomy 0.000 description 1
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Abstract
The utility model discloses a balloon blocking perfusion device, which comprises a joint assembly and a perfusion catheter assembly, wherein the perfusion catheter assembly comprises a double-cavity balloon catheter, the rear end of the double-cavity balloon catheter is connected with the joint assembly, a perfusion passage and a blocking passage are arranged in the double-cavity balloon catheter, the front end of the double-cavity balloon catheter is provided with a liquid outlet, a balloon is further arranged on the double-cavity balloon catheter, the balloon is positioned at one end of the double-cavity balloon catheter close to the liquid outlet, the perfusion passage is communicated with the liquid outlet, and the blocking passage is communicated with the interior of the balloon. The saccule blocking perfusion device can realize blocking of blood flow in a blood vessel cavity while meeting the perfusion protection operation.
Description
Technical Field
The utility model relates to the field of medical machinery, in particular to a balloon blocking perfusion device.
Background
Chest and abdominal aortic aneurysm (thoracoabdominal aortic aneurysm, TAAA) vascular prosthesis replacement is one of the most complex procedures in the field of cardiovascular surgery today. The aortic blood flow needs to be blocked during the operation, so spinal cord ischemia, abdominal organ ischemia and the like may occur, and therefore, prevention and avoidance of critical organ ischemia while repairing an aneurysm are key to the success of the operation.
At present, aortic segmentation blocking and left heart transfer technique TAAA repair are generally adopted, when the aorta is blocked by the aortic segmentation, in order to ensure blood supply of the far end of the blocked aorta and shorten the time of organ ischemia, when the abdominal aorta is cut, the abdominal trunk, superior mesenteric artery and bilateral renal arteries can be independently perfused through branches of left heart transfer (auxiliary technique of extracorporeal circulation equipment), and the blood perfusion of the blood vessels before reconstruction is ensured. However, the branches of the left heart diversion can only meet the perfusion protection, and the blocking of blood flow cannot be realized.
Disclosure of Invention
Based on this, it is an object of the present utility model to provide a balloon occlusion perfusion device which, while satisfying the perfusion protection procedure, is also capable of achieving occlusion of blood flow in the lumen of a blood vessel.
The utility model provides a sacculus blocks perfusion device, includes joint Assembly and fills the pipe subassembly, fills the pipe subassembly and includes two-chamber sacculus pipes, and the rear end and the joint Assembly of two-chamber sacculus pipes link to each other, are provided with the passageway of filling in the two-chamber sacculus pipes and block the passageway, and the front end of two-chamber sacculus pipes is provided with the liquid outlet, still is provided with the sacculus on the two-chamber sacculus pipe, and the sacculus is located the one end that is close to the liquid outlet on the two-chamber sacculus pipe, fills the passageway and communicates with each other with the liquid outlet, blocks passageway and sacculus inside and communicates with each other.
The double-cavity balloon catheter of the balloon blocking perfusion device is provided with a liquid outlet and a balloon, a perfusion passage is communicated with the liquid outlet, and the blocking passage is communicated with the interior of the balloon. When the saccule blocking perfusion device is used, the joint component can be connected with the extracorporeal circulation diversion perfusion branch pipeline, and then blood is perfused into the perfusion channel through the extracorporeal circulation diversion perfusion branch pipeline and flows out into the vascular cavity through the liquid outlet. The blocking passage can be filled with water by the injector, the water enters the balloon through the blocking passage to enable the balloon to be inflated into a sphere, and when the diameter of the balloon is equal to the inner diameter of the blood vessel, the blood return in the blood vessel can be blocked. The saccule blocking perfusion device can realize blocking of blood flow in a target blood vessel cavity while meeting the perfusion protection operation, and has a good use effect.
Further preferably, the side surface of the double-cavity balloon catheter is provided with a balloon water injection pipe which is communicated with the blocking passage.
Further preferably, the balloon is located between the liquid outlet and the balloon water injection tube.
Further preferably, a water injection joint is connected to the balloon water injection pipe.
Further preferably, the joint assembly comprises a Y-shaped joint, and the two perfusion catheter assemblies are respectively connected with the Y-shaped joint.
Further preferably, the dual lumen balloon catheter comprises an inner tube disposed within the outer tube and an outer tube, the infusion passageway disposed within the inner tube, the inner tube and the outer tube forming a blocking passageway therebetween.
Further preferably, the liquid outlet is located at the front side wall of the double-lumen balloon catheter.
Further preferably, the front end of the double lumen balloon catheter is smoothly rounded.
Further preferably, the Y-shaped joint comprises a main pipe joint and two branch pipe joints connected with the main pipe joint, wherein the main pipe joint is connected with an extracorporeal circulation diversion perfusion branch pipe, and the two branch pipe joints are respectively connected with the perfusion catheter assembly.
Further preferably, the pipe diameter of the main pipe joint is larger than the pipe diameter of the branch pipe joint.
Compared with the prior art, the balloon blocking perfusion device provided by the utility model can not only realize blood perfusion into the blood vessel cavity, but also block blood return in the blood vessel cavity through the arrangement of the double-cavity balloon catheter and the balloon, thereby realizing various use functions and achieving better use effect. Meanwhile, the front end of the double-cavity balloon catheter is designed into a blunt round shape with a smooth surface, so that the inner wall of a blood vessel is not damaged when the double-cavity balloon catheter is inserted into the blood vessel cavity.
For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.
Drawings
Fig. 1 is a schematic structural view of a balloon occlusion perfusion apparatus.
Fig. 2 is a schematic structural view of the perfusion catheter assembly.
Reference numerals illustrate:
1. a perfusion catheter assembly; 2. a joint assembly; 11. a dual lumen balloon catheter; 12. a perfusion passage; 13. blocking the passage; 14. a liquid outlet; 15. a balloon; 21. a main pipe joint; 22. a branch pipe joint; 16. an inner tube; 17. an outer tube; 3. a balloon water injection pipe; 4. and (5) a water injection joint.
Detailed Description
Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible mentioned in this specification are defined with respect to their construction, and they are relative concepts. Therefore, the position and the use state of the device may be changed accordingly. These and other directional terms should not be construed as limiting terms.
The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with aspects of the present disclosure.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, the present embodiment discloses a balloon occlusion perfusion apparatus, which comprises a perfusion catheter assembly 1 and a joint assembly 2. Wherein, the perfusion catheter assembly 1 comprises a double-cavity balloon catheter 11, and the rear end of the double-cavity balloon catheter 11 is connected with the joint assembly 2. The perfusion passage 12 and the blocking passage 13 are arranged in the double-cavity balloon catheter 11, the front end of the double-cavity balloon catheter 11 is provided with a liquid outlet 14, the double-cavity balloon catheter 11 is also provided with a balloon 15, and the balloon 15 is positioned at one end of the double-cavity balloon catheter 11 close to the liquid outlet 14. The perfusion passage 12 communicates with the liquid outlet 14, and the blocking passage 13 communicates with the interior of the balloon 15. The double-lumen balloon catheter 11 of the present embodiment includes an inner tube 16 and an outer tube 17, the inner tube 16 is disposed inside the outer tube 17, the perfusion passage 12 is disposed inside the inner tube 16, and a blocking passage 13 is formed between the inner tube 16 and the outer tube 17. The liquid outlet 14 is positioned on the front side wall of the double-cavity balloon catheter 11.
The dual-lumen balloon catheter 11 of the balloon blocking perfusion device of the embodiment is provided with a liquid outlet 14 and a balloon, the perfusion passage 12 is communicated with the liquid outlet 14, and the blocking passage 13 is communicated with the interior of the balloon 15. When the saccule blocking perfusion device is used, the saccule blocking perfusion device can be connected with an extracorporeal circulation flow-transferring perfusion branch pipeline through the joint component 2, then blood is perfused into the perfusion channel 12 through the extracorporeal circulation flow-transferring perfusion branch pipeline, and the blood flows out into a blood vessel cavity through the liquid outlet 14. The blocking passage 13 can be filled with water by a syringe, the water enters the balloon 15 through the blocking passage 13 to be inflated into a sphere, and when the diameter of the balloon 15 is equal to the inner diameter of the blood vessel, the blood return in the blood vessel can be blocked. The saccule blocking perfusion device of the embodiment can also realize blocking of blood flow in the cavity of the target blood vessel while meeting the perfusion protection operation, and has better use effect.
In order to realize the connection between the balloon blocking perfusion device and the extracorporeal circulation diversion perfusion branch pipe, the joint assembly 2 comprises two Y-shaped joints, and the two perfusion catheter assemblies 1 are respectively connected with the Y-shaped joints by the double-cavity balloon catheters 11 of the two perfusion catheter assemblies 1. Further, the Y-shaped joint comprises a main pipe joint 21 and two branch pipe joints 22 connected with the main pipe joint 21, wherein the main pipe joint 21 is connected with an extracorporeal circulation diversion perfusion branch pipe, and the two branch pipe joints 22 are respectively connected with the perfusion catheter assembly 1. Preferably, the pipe diameter of the main pipe joint 21 is larger than the pipe diameter of the branch pipe joint 22.
In one embodiment, the main pipe joint 21 of the Y-joint has a pipe diameter of 8mm, the branch pipe joint 22 has a pipe diameter of 6mm, the double-cavity balloon catheter 11 has a length of 25cm, and the opening of the liquid outlet 14 has a diameter of about 5mm.
In other embodiments, a balloon occlusion perfusion device with a suitable diameter may also be selected according to the vessel inner diameter. As shown in the following table, the following table is reference data for different pipe diameters:
in order to facilitate water injection into the balloon 15, a balloon water injection pipe 3 is arranged on the side surface of the double-cavity balloon catheter 11, and the balloon water injection pipe 3 is communicated with the blocking passage 13. The balloon 15 is positioned between the liquid outlet 14 and the balloon water injection pipe 3. When water needs to be injected into the balloon 15, the water is injected through the balloon water injection pipe 3.
In order to facilitate the connection of the balloon water injection pipe 3 and the injector, a water injection joint 4 is connected to the balloon water injection pipe 3. The injector is connected with the water injection joint 4 during water injection.
Compared with the prior art, the balloon blocking perfusion device of the embodiment can not only realize blood perfusion into the blood vessel cavity, but also block blood return in the blood vessel cavity through the arrangement of the double-cavity balloon catheter 11 and the balloon 15, thereby realizing various use functions and achieving better use effect. Meanwhile, the front end of the double-cavity balloon catheter 11 is designed into a blunt round shape with a smooth surface, so that the double-cavity balloon catheter 11 is inserted into a blood vessel cavity and the inner wall of the blood vessel is not damaged.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (10)
1. A balloon occlusion perfusion device, characterized by: including joint component and perfusion catheter assembly, perfusion catheter assembly includes the double-chamber sacculus pipe, and the rear end and the joint component of double-chamber sacculus pipe link to each other, are provided with the passageway of filling and block the passageway in the double-chamber sacculus pipe, and the front end of double-chamber sacculus pipe is provided with the liquid outlet, still is provided with the sacculus on the double-chamber sacculus pipe, and the sacculus is located the one end that is close to the liquid outlet on the double-chamber sacculus pipe, and the passageway of filling communicates with each other with the liquid outlet, blocks passageway and sacculus inside and communicates with each other.
2. The balloon occlusion infusion device of claim 1, wherein: the side of the double-cavity balloon catheter is provided with a balloon water injection pipe which is communicated with the blocking passage.
3. The balloon occlusion infusion device of claim 2, wherein: the saccule is positioned between the liquid outlet and the saccule water injection pipe.
4. The balloon occlusion infusion device of claim 2, wherein: the saccule water injection pipe is connected with a water injection joint.
5. The balloon occlusion infusion device of any of claims 1-4, wherein: the joint assembly comprises Y-shaped joints, two perfusion catheter assemblies are arranged, and the two perfusion catheter assemblies are respectively connected with the Y-shaped joints.
6. The balloon occlusion infusion device of any of claims 1-4, wherein: the double-cavity balloon catheter comprises an inner tube and an outer tube, wherein the inner tube is arranged inside the outer tube, the perfusion passage is arranged inside the inner tube, and a blocking passage is formed between the inner tube and the outer tube.
7. The balloon occlusion infusion device of any of claims 1-4, wherein: the liquid outlet is positioned on the side wall of the front end of the double-cavity balloon catheter.
8. The balloon occlusion infusion device of any of claims 1-4, wherein: the front end of the double-cavity balloon catheter is in a blunt round shape with a smooth surface.
9. The balloon occlusion infusion device of claim 5, wherein: the Y-shaped joint comprises a main pipe joint and two branch pipe joints connected with the main pipe joint, wherein the main pipe joint is connected with an extracorporeal circulation diversion perfusion branch pipe, and the two branch pipe joints are respectively connected with a perfusion catheter assembly.
10. The balloon occlusion infusion device of claim 9, wherein: the pipe diameter of the main pipe joint is larger than that of the branch pipe joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321573728.4U CN220385121U (en) | 2023-06-19 | 2023-06-19 | Saccule blocking perfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321573728.4U CN220385121U (en) | 2023-06-19 | 2023-06-19 | Saccule blocking perfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220385121U true CN220385121U (en) | 2024-01-26 |
Family
ID=89608591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321573728.4U Active CN220385121U (en) | 2023-06-19 | 2023-06-19 | Saccule blocking perfusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220385121U (en) |
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2023
- 2023-06-19 CN CN202321573728.4U patent/CN220385121U/en active Active
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