CN102499790B - Artificial blood vessel - Google Patents
Artificial blood vessel Download PDFInfo
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- CN102499790B CN102499790B CN201110365567.5A CN201110365567A CN102499790B CN 102499790 B CN102499790 B CN 102499790B CN 201110365567 A CN201110365567 A CN 201110365567A CN 102499790 B CN102499790 B CN 102499790B
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- blood vessel
- artificial blood
- vessel
- shunt
- tube
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Abstract
The invention provides an artificial blood vessel which comprises an artificial blood vessel main body, a shunt vessel, two air bags and two air filled vessels, wherein the side wall of the artificial blood vessel main body is provided with two through holes, each through hole is provided with an outward extending skirt edge, and each skirt edge is provided with a tightening line; both ends of the shunt vessel respectively pass through the artificial blood vessel main body from the two through holes and the skirt edges and extends our of both ends of the artificial blood vessel main body, and each extension section of both ends of the shunt vessel passes through one air bag and is hermetically connected with the air bag; and both air filled vessels are arranged in the vessel wall of the shunt vessel, one end of each air filled vessel extends out from the middle section of the shunt vessel, and the other end is communicated with one air bag. Surgeries can be performed without blocking the blood flow in the human blood vessel by using the shunt vessel and the two air bags, the anastomosis between the artificial blood vessel and the human blood vessel is completed, organ ischemia is avoided, the success ratio of surgeries and the convenience of surgery operations are increased, and the pain of patients in surgeries is relieved.
Description
Technical field
The present invention relates to medical apparatus and instruments surgery and insert thing, relate in particular to a kind of artificial blood vessel.
Background technology
Vessel injury, arteries disease or organ autotransplantation etc. usually need using artificial blood vessel to substitute native blood vessel.At present artificial blood vessel's kind is more, but artificial blood vessel and human vas is coincide after all requiring first to block the blood flow of the native blood vessel identical with artificial blood vessel during operation again, and no side cannot operate.But, there is ischemia, anoxia problem in blocking blood flow for the organ of this arteries domination: for ischemia, organ that hypoxic tolerance is stronger, as limbs, short-term ischemia may not can bring obvious complication; For ischemia, the more sensitive organ of anoxia, as brain surpasses 6 minutes, liver, kidney, small intestinal etc. surpass 20 minutes, can affect its function, and severe patient can cause organ ischemia, anoxia necrosis.Therefore, apply common artificial blood vessel and carry out angiostomy, because be subject to the restriction of operating time, operation technique be difficult to carry out smoothly and also perform the operation in respectively arrange blood vessel and will cause the necrosis of vitals hypoxic-ischemic to bring post-operative complication directly to affect the success rate of operation in the situation that the long period stops.
Summary of the invention
The technical problem that the present invention solves is: a kind of artificial blood vessel is provided, in the situation that not needing to block human vas blood flow, artificial blood vessel and human vas is coincide.
Technical scheme of the present invention is: a kind of artificial blood vessel, it is characterized in that, comprise artificial blood vessel's body, a shunt tube, two air bags and two gas tubes, wherein, the sidewall of described artificial blood vessel's body is provided with two perforation, the lateral port of each perforation, along having outward extending shirt rim respectively, is respectively equipped with and tightens up line on each shirt rim; The two ends that the two ends of described shunt tube are passed artificial blood vessel's body and extended artificial blood vessel's body respectively from two perforation and shirt rim, the extension at shunt tube two ends respectively through air bag and and this air bag between be tightly connected, the stage casing of shunt tube is positioned at the outside of artificial blood vessel's body; Described two gas tubes are all arranged in the tube wall of shunt tube, and one end of each gas tube all extends from the stage casing of shunt tube, form the elongated end of gas tube, and the other end of each gas tube is communicated with an air bag respectively.
The elongated end of each gas tube is respectively equipped with unidirectional valve.
On described each shirt rim, be respectively equipped with two and tighten up line.
Described two are tightened up bottom and the top that line lays respectively at corresponding shirt rim.
The invention has the beneficial effects as follows: the present invention utilizes shunt tube and two air bags, can in the situation that not needing to block human vas blood flow, carry out hands art, complete between artificial blood vessel and human vas and coincide, for enough operating times are created in whole operation, and avoided organ because of ischemia, anoxia causes severe complication, and this kind need not puncture on the human vas outside anastomotic stoma in turn of tidal stream blood process with the artificial blood vessel of shunt tube, thereby avoided human vas to cause damage, also needn't expose the longer native blood vessel in anastomotic stoma two ends simultaneously, the success rate of operation and the convenience of operation technique have been improved, reduced the misery in patient's operation.The present invention is especially applicable to carotid artery, renal artery, superior mesenteric artery etc. and arranges vascular anastomosis under the direct-view of ischemia, the more responsive organ of anoxia.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is internal view of the present invention;
Fig. 3 is the M place enlarged diagram of Fig. 2;
Fig. 4 is the N place enlarged diagram of Fig. 2;
Fig. 5 is the A-A line schematic diagram of Fig. 2;
Fig. 6 is using state reference diagram of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Referring to Fig. 1～Fig. 5, a kind of artificial blood vessel, comprise artificial blood vessel's body 1, shunt tube of being made by silica gel tube 2, two air bags and two gas tubes, two air bags are respectively left air bag 3a and right air bag 3b, and two gas tubes are respectively left gas tube 4a and right gas tube 4b.Wherein, the sidewall of artificial blood vessel's body 1 is provided with the first perforation and the second perforation, the lateral port of the first perforation is along having the first shirt rim 5a extending to artificial blood vessel's body exterior, biperforate lateral port is along having the second shirt rim 5b extending to artificial blood vessel's body exterior, the first shirt rim 5a, the second shirt rim 5b and artificial blood vessel's body 1 are formed in one, on the first shirt rim 5a and the second shirt rim 5b, be respectively equipped with two and tighten up line, article two, tighten up line for being positioned at corresponding shirt rim 5a, the bottom of 5b bottom is tightened up line 6b and is positioned at corresponding shirt rim 5a, line 6a is tightened up at the top at 5b top, line 6a is tightened up for by shunt tube 2 and the first shirt rim 5a in top, fixing between the second shirt rim 5b, line 6b is tightened up for after having coincide at artificial blood vessel's body 1 and human vas in bottom, while extracting shunt tube 2, strain again bottom and tighten up line 6b by the first shirt rim 5a and the second shirt rim 5b ligation, thereby the first perforation and the second perforation on sealing artificial blood vessel body 1 sidewall, after artificial blood vessel's body 1 and human vas are coincide, unlikely the first perforation and the second perforation from artificial blood vessel's body 1 sidewall of blood flowed out.The left end of shunt tube 2 passes artificial blood vessel's body 1 and extends the left end of artificial blood vessel's body 1 from the first perforation and the first shirt rim 5a, and this extension forms the left end extension 2a of shunt tube 2.The right-hand member of shunt tube 2 passes artificial blood vessel's body 1 and extends the right-hand member of artificial blood vessel's body 1 from the second perforation and the second shirt rim 5b, and this extension forms the right-hand member extension 2b of shunt tube 2.The stage casing 2c of shunt tube 2 is positioned at the outside of artificial blood vessel's body 1.The left end extension 2a of shunt tube through left air bag 3a and and left air bag 3a between be tightly connected, the right-hand member of shunt tube extend 2b section through right air bag 3b and and right air bag 3b between be tightly connected.Left gas tube 4a and right gas tube 4b are all arranged in the tube wall of shunt tube 2, and extend from the stage casing 2c of shunt tube one end of left gas tube 4a, form the elongated end 4a ' of left gas tube 4a, the elongated end 4a ' of left gas tube is provided with unidirectional valve 7a, and the other end of left gas tube 4a communicates with the inner chamber of left air bag 3a; Extend from the stage casing 2c of shunt tube one end of right gas tube 4b, form the elongated end 4b ' of right gas tube 4b, the elongated end 4b ' of right gas tube is provided with unidirectional valve 7b, the other end of right gas tube 4b is communicated with the inner chamber of right air bag 3b, and unidirectional valve 7a and unidirectional valve 7b are for preventing that air or the water of left air bag 3a and right air bag 3b from outwards flowing out.
The present invention uses in operation like this:
Referring to Fig. 6, the human vas section of pathological changes is wiped out, air in circulation pipe 2 is drained the appropriate normal saline of the interior injection of shunt tube 2, then the right-hand member of circulation pipe 2 is closed with hemostasis clamp, the left end of circulation pipe 2 is inserted in the left end sheared edge 8a of normal human's blood vessel, and left air bag 3a is also placed in the left end sheared edge 8a of normal human vas simultaneously, with syringe, left gas tube 4a is injected to appropriate air or water, make left air bag 3a full, expand and be fixed in the tube wall of left end sheared edge 8a of human vas, the left end sheared edge 8a of normal human's blood vessel is stopped up by left air bag 3a sealing, then take same operation right side, the right-hand member sheared edge 8b of normal human's blood vessel is stopped up by right air bag 3b sealing, after completing insertion, unclamp mosquito forceps, shunt tube 2 mutually overlaps the left end sheared edge 8a of human vas to be communicated with right-hand member sheared edge 8b, make blood of human body shunt tube 2 of overlap joint by zero time realize normal circulation, again the left end of the left end sheared edge 8a of human vas and artificial blood vessel's body 1 is coincide, the right-hand member of the right-hand member sheared edge 8b of human vas and artificial blood vessel's body 1 is coincide, after identical end, first the gas in left air bag 3a and in right air bag 3b or water are extracted out, line 6a is tightened up in the top of the first shirt rim and the second shirt rim to be cut off respectively, and by shunt tube 2, left air bag 3a and right air bag 3b all exit artificial blood vessel's body 1, when exiting, one side is by the Bas Discharged in artificial blood vessel's body 1, thereby line 6b is tightened up by the first perforation of artificial blood vessel's body 1 and the second perforation ligation sealing in the bottom of straining the first shirt rim and the second shirt rim on one side, whole operation satisfactorily completes, this operating process is simple and easy to do and do not have an outflow of anastomosis of blood vessel place blood, operating field is totally conducive to operation.
Claims (4)
1. an artificial blood vessel, is characterized in that: comprise artificial blood vessel's body, a shunt tube, two air bags and two gas tubes, wherein,
The sidewall of described artificial blood vessel's body is provided with two perforation, and the lateral port of each perforation, along having outward extending shirt rim respectively, is respectively equipped with and tightens up line on each shirt rim;
The two ends that the two ends of described shunt tube are passed artificial blood vessel's body and extended artificial blood vessel's body respectively from two perforation, the extension at shunt tube two ends respectively through air bag and and this air bag between be tightly connected, the stage casing of shunt tube is positioned at the outside of artificial blood vessel's body;
Described two gas tubes are all arranged in the tube wall of shunt tube, and one end of each gas tube all extends from the stage casing of shunt tube, form the elongated end of gas tube, and the other end of each gas tube is communicated with an air bag respectively.
2. according to artificial blood vessel claimed in claim 1, it is characterized in that: the elongated end of each gas tube is respectively equipped with unidirectional valve.
3. according to artificial blood vessel claimed in claim 1, it is characterized in that: on described each shirt rim, be respectively equipped with two and tighten up line.
4. according to artificial blood vessel claimed in claim 3, it is characterized in that: described two are tightened up bottom and the top that line lays respectively at corresponding shirt rim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110365567.5A CN102499790B (en) | 2011-11-17 | 2011-11-17 | Artificial blood vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110365567.5A CN102499790B (en) | 2011-11-17 | 2011-11-17 | Artificial blood vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102499790A CN102499790A (en) | 2012-06-20 |
| CN102499790B true CN102499790B (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110365567.5A Expired - Fee Related CN102499790B (en) | 2011-11-17 | 2011-11-17 | Artificial blood vessel |
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| Country | Link |
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| CN (1) | CN102499790B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106388972B (en) * | 2016-10-18 | 2021-02-12 | 福建省立医院 | Composite intraoperative stent system and using method thereof |
| CN110074846B (en) * | 2019-05-07 | 2022-03-22 | 佳木斯大学 | Carotid endarterectomy scalpel |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5947919A (en) * | 1997-05-28 | 1999-09-07 | Heyer-Schulte Neurocare, Inc. | Intraluminal shunt device |
| CN101027003A (en) * | 2004-08-30 | 2007-08-29 | 株式会社Jms | Aid for coronary artery bypass operation |
| CN101843535A (en) * | 2009-03-27 | 2010-09-29 | 杨晨 | Blood vessel stent device and use method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0299387A (en) * | 1988-10-07 | 1990-04-11 | Canon Inc | Transfer recording medium |
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2011
- 2011-11-17 CN CN201110365567.5A patent/CN102499790B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5947919A (en) * | 1997-05-28 | 1999-09-07 | Heyer-Schulte Neurocare, Inc. | Intraluminal shunt device |
| CN101027003A (en) * | 2004-08-30 | 2007-08-29 | 株式会社Jms | Aid for coronary artery bypass operation |
| CN101843535A (en) * | 2009-03-27 | 2010-09-29 | 杨晨 | Blood vessel stent device and use method thereof |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平-299387A 1997.11.25 |
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| CN102499790A (en) | 2012-06-20 |
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Granted publication date: 20140416 Termination date: 20161117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |