CN102626354A - Valved homograft conduit - Google Patents
Valved homograft conduit Download PDFInfo
- Publication number
- CN102626354A CN102626354A CN2012101265509A CN201210126550A CN102626354A CN 102626354 A CN102626354 A CN 102626354A CN 2012101265509 A CN2012101265509 A CN 2012101265509A CN 201210126550 A CN201210126550 A CN 201210126550A CN 102626354 A CN102626354 A CN 102626354A
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- blood vessel
- artificial blood
- hard pipeline
- valved conduit
- artificial
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Abstract
The invention discloses a valved homograft conduit, which comprises an artificial blood vessel and an artificial valve. The artificial blood vessel is provided with a near end to a heart and a far end to the heart, and the artificial valve is located at the near end to the heart of the artificial blood vessel. A left opening and a right opening are arranged on the lateral wall of the artificial blood vessel at the positions close to the artificial valve, and the positions of the left opening and the right opening correspond to openings of a left coronary artery and a right coronary artery. The valved homograft conduit further comprises a hard homograft conduit which is communicated with the artificial blood vessel and is ligatured with an aorta through a ligation belt, wherein the hard homograft conduit comprises a hard homograft conduit of the near end to the heart, the hard homograft conduit of the near end to the heart is located between the left opening, the right opening and the far end to the heart and is close to the near end to the heart of the artificial blood vessel. A space is formed between the ligation position and an aortic valve, and blood not only is supplied to a whole body along the artificial blood vessel, but also flows into the space through the openings, and further is supplied to the left coronary artery and the right coronary artery. The openings and the coronary arteries are not needed to be sutured, and the bleeding probability of an anastomotic stoma is reduced.
Description
Technical field
The present invention relates to the valved conduit field, relate in particular to a kind of valved conduit with hard pipeline.
Background technology
Valved conduit is the artificial blood vessel of band valve, and valved conduit comprises artificial blood vessel and artificial valve.The aortic root operation has been simplified in the use of valved conduit, and the way of traditional aortic root operation is: cut aorta, remove the pathological changes valve, remove former arteries; Artificial blood vessel's proximal part and distal end are sewn directly on heart and the tremulous pulse, and directly sew up at artificial blood vessel's corresponding position coronarius opening and with coronary artery.The problem that this kind way is brought is, artificial blood vessel and suture fragility coronarius and blood pressure are higher, so hemorrhage probability is higher, this is still aortic root operative failure and the main cause that causes patient death.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of novel valved conduit, and the hard pipeline of the application of the invention can keep former coronary artery when aortic root is performed the operation, and avoids sewing up artificial blood vessel and coronary artery to reduce hemorrhage rate.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is:
A kind of valved conduit is provided, comprises artificial blood vessel and artificial valve, said artificial blood vessel has a proximal part and a distal end, and said artificial valve is positioned at said artificial blood vessel's proximal part.Sidewall said artificial blood vessel offers left and right opening near said artificial valve place; The corresponding left and right coronary ostium in the position of said left and right opening; Said valved conduit also comprises the hard pipeline; Said hard pipeline is connected with said artificial blood vessel, and said hard pipeline is through ligation band and aorta ligation, wherein; Said hard pipeline comprises a proximal part hard pipeline, and said proximal part hard pipeline is between said left and right opening and said distal end and near said artificial blood vessel's proximal part.
Wherein, said hard pipeline also comprises a distal end hard pipeline that is arranged at said artificial blood vessel's distal end.
Wherein, said hard pipeline external surface is along circumferentially being provided with at least one annular groove, and said annular groove is used for fixing said ligation band.
Wherein, said left and right opening and said artificial valve's distance is 2-3 centimetre
Wherein, said proximal part hard pipeline is 1-2 centimetre near an end of said proximal part and the distance of said left and right opening.
Wherein, the constituent material of said hard pipeline is metal, carbon or plastics.
Wherein, said metal is rustless steel or titanium alloy.
Wherein, the two ends of said hard pipeline are sewed up with the artificial blood vessel's who is cut off fracture respectively mutually.
Wherein, said hard pipeline is socketed in said artificial blood vessel's cavity.
Wherein, saidly open left and right opening and be of a size of the 2-3 millimeter, a said left side, open circumferential through carbon, metal, organic material, or pottery handle.
The invention has the beneficial effects as follows: the valved conduit of the application of the invention; Operation keeps former coronary artery, and only the opening of 2-3mm is opened at the position of corresponding left and right coronary ostium respectively on the artificial blood vessel, between this opening and distal end and apart from opening 1-2 centimeters settle a proximal part hard pipeline and at aorta external ligation band with proximal part hard pipeline position and aorta ligation; Between ligation place and aorta, form a space after the ligation; Blood was both supplied whole body along the artificial blood vessel, flowed into this space through opening again, and then supply left and right sides coronary artery; Needn't sew up opening and coronary artery, reduce the hemorrhage probability of anastomotic stoma of proximal part.Further, the present invention also settles a distal end hard pipeline at artificial blood vessel's distal end, through ligature type distal end hard pipeline and the ligation of aorta pipeline is coincide, and needn't sew up artificial blood vessel and aorta, has reduced the hemorrhage probability of anastomotic stoma of distal end.
Description of drawings
The sketch map of laying state when Fig. 1 is used to perform the operation for valved conduit in an embodiment of the present invention.
The main element symbol description
100, valved conduit; 10, artificial blood vessel; 11, left opening; 12, right opening; 200, aorta; 210, left coronary artery opening; 220, right coronary artery opening; 230, space; 20, proximal part hard pipeline; 30, ligation band; 40, distal end hard pipeline.
The specific embodiment
By specifying technology contents of the present invention, structural feature, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 1, be the sketch map of valved conduit in an embodiment of the present invention 100.Valved conduit 100 comprises artificial blood vessel 10 and artificial valve, and this artificial blood vessel 10 has a proximal part A and a distal end B, and proximal part A and heart match, and distal end B and aorta 200 match.This artificial valve is positioned at this artificial blood vessel's 10 proximal part A.
Offer left opening 11 and right opening 12 at artificial blood vessel 10 sidewall near the artificial valve place at proximal part A place, the position of left opening 11, right opening 12 is corresponding with left coronary artery opening 210, right coronary artery opening 220 respectively.In this embodiment, this left and right opening and this artificial valve are 2-3 centimetre along this artificial blood vessel's 10 axial distance, and this left and right opening is of a size of the 2-3 millimeter.In this embodiment, this opening is circular, and in other embodiments, this opening can also be oval, microscler, square, rectangle, triangle or irregular shape.In addition, for fear of thrombosis, this left and right open circumferential is handled through carbon, metal, organic material or pottery, and preferably, this metal is that silver, titanium, this organic material are polytetrafluoroethylplastic plastic.
This hard pipeline comprises a proximal part hard pipeline 20; This proximal part hard pipeline 20 is between said left and right opening and said distal end B and near said artificial blood vessel's proximal part A; In this embodiment, this proximal part hard pipeline is 1-2 centimetre near an end of this proximal part and said left and right opening along this artificial blood vessel's 10 axial distance.
This artificial blood vessel's 10 proximal part A sews up with heart and is connected; Outer setting ligation band 30 at the aorta 200 of proximal part hard pipeline 20 corresponding height; This ligation band 30 is with aorta 200 and 20 ligation of proximal part hard pipeline; In this embodiment, comprise also on this hard pipeline that this annular groove 31 is used for fixing said ligation band 30 along the annular groove 31 of the circumferential setting of this hard pipeline.Wherein, the material that constitutes this ligation band 30 is plastics, TPUE plastic cement, metal, terylene or organic material.Between ligation place and aorta 200, form a space 230 after the ligation, blood is both along artificial blood vessel's 10 supply whole bodies, flows into these spaces 230 and then supplies left and right coronary artery through left opening 11, right opening 12 again.By the way, artificial blood vessel and left and right coronary artery can be avoided adopting the needlework methods of anastomosis, have reduced the hemorrhage probability of proximal part anastomotic stoma.
This artificial blood vessel's 10 distal end B can or be connected identical through direct stitching with aorta 200 through the collar.In this embodiment, this valved conduit 100 also comprises the distal end hard pipeline 40 that is positioned at artificial blood vessel 10 distal end B, and wherein, this distal end hard pipeline 40 can be identical or different with the material and the bore of proximal part hard pipeline 20 as required.Outer setting ligation band at the aorta 200 of these distal end hard pipeline 40 corresponding height; This ligation band is with aorta 200 and 40 ligation of distal end hard pipeline; And without needlework artificial blood vessel's distal end and aorta are coincide, so can reduce the hemorrhage probability of distal end anastomotic stoma.
All aortic root operations that valved conduit of the present invention is applicable to the whole diseases that need do Bentall, Cabrol, Wheat operation and needs the displacement aortic valve.The key point of operation is:
(1) method of aortic valve replacement is identical with Bentall; (2) need not make coronary artery and transplant, the opening that only 2-3mm is opened at the position of corresponding left and right sides coronary ostium respectively on the artificial blood vessel gets final product; (3) above this opening the 1-2 centimeters settle one have the hard pipeline of support force and at aorta external ligation band with hard pipeline position and aorta ligation; Between ligation place and aortic valve, form a space after the ligation; Blood was both supplied whole body along the artificial blood vessel along the artificial blood vessel; Flow into this space through above-mentioned opening again, and then supply left and right sides coronary artery.
Wherein, Artificial blood vessel's far-end can with needlework coincide also can place a hard pipeline again and at aorta external ligation band with aorta and the ligation of hard pipeline; If needed; Can of short durationly stop to circulate 5 minutes in, this hard pipeline cannot stop up the innominate artery opening in order to avoid influence the brain blood supply; The anticoagulant in time of operation back, INR preferably is controlled between the 1.5-2.5, to reduce or to guarantee that no thrombosis forms.
The valved conduit of the application of the invention; Operation keeps former coronary artery, and the opening that only 2-3mm is opened at the position of corresponding left and right coronary ostium respectively on the artificial blood vessel get final product, between this opening and distal end and apart from proximal part hard pipeline of opening 1-2 centimeters arrangement and at aorta external ligation band with proximal part hard pipeline position and aorta ligation; Between ligation place and aorta, form a space after the ligation; Blood was both supplied whole body along the artificial blood vessel, flowed into this space through opening again, and then supply left and right sides coronary artery; Needn't sew up opening and coronary artery, reduce the hemorrhage probability of anastomotic stoma of proximal part.Further, the present invention also settles a distal end hard pipeline at artificial blood vessel's distal end, through ligature type distal end hard pipeline and the ligation of aorta pipeline is coincide, and needn't sew up artificial blood vessel and aorta, has reduced the hemorrhage probability of anastomotic stoma of distal end.
More than this is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes description of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. a valved conduit comprises artificial blood vessel and artificial valve, and said artificial blood vessel has a proximal part and a distal end, and said artificial valve is positioned at said artificial blood vessel's proximal part, it is characterized in that:
Sidewall said artificial blood vessel offers left and right opening near said artificial valve place; The corresponding left and right coronary ostium in the position of said left and right opening; Said valved conduit also comprises the hard pipeline; Said hard pipeline is connected with said artificial blood vessel, and said hard pipeline is through ligation band and aorta ligation, wherein; Said hard pipeline comprises a proximal part hard pipeline, and said proximal part hard pipeline is between said left and right opening and said distal end and near said artificial blood vessel's proximal part.
2. valved conduit according to claim 1 is characterized in that:
Said hard pipeline also comprises a distal end hard pipeline that is arranged at said artificial blood vessel's distal end.
3. valved conduit according to claim 1 is characterized in that:
Said hard pipeline external surface is along circumferentially being provided with at least one annular groove, and said annular groove is used for fixing said ligation band.
4. valved conduit according to claim 1 is characterized in that:
Said left and right opening and said artificial valve's distance is 2-3 centimetre.
5. valved conduit according to claim 1 is characterized in that:
Said proximal part hard pipeline is 1-2 centimetre near an end of said proximal part and the distance of said left and right opening.
6. valved conduit according to claim 1 is characterized in that:
The constituent material of said hard pipeline is metal, carbon or plastics.
7. valved conduit according to claim 6 is characterized in that:
Said metal is rustless steel or titanium alloy.
8. valved conduit according to claim 1 is characterized in that:
The two ends of said hard pipeline are sewed up with the artificial blood vessel's who is cut off fracture respectively mutually.
9. valved conduit according to claim 1 is characterized in that:
Said hard pipeline is socketed in said artificial blood vessel's cavity.
10. valved conduit according to claim 1 is characterized in that:
Saidly open left and right opening and be of a size of the 2-3 millimeter, a said left side, open circumferential through carbon, metal, organic material, or pottery handle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101265509A CN102626354A (en) | 2012-04-26 | 2012-04-26 | Valved homograft conduit |
| ITUD20130055 ITUD20130055A1 (en) | 2012-04-26 | 2013-04-24 | VALVE PIPE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101265509A CN102626354A (en) | 2012-04-26 | 2012-04-26 | Valved homograft conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102626354A true CN102626354A (en) | 2012-08-08 |
Family
ID=46584865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101265509A Pending CN102626354A (en) | 2012-04-26 | 2012-04-26 | Valved homograft conduit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102626354A (en) |
| IT (1) | ITUD20130055A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140303258A1 (en) * | 2013-04-05 | 2014-10-09 | Muhammed Majeed | Method of solubilizing insoluble bioactive compounds using triterpene glycosides and compositions thereof |
| CN104602647A (en) * | 2012-08-15 | 2015-05-06 | 德国Pfm医用产品有限公司 | Implantable device for use in the human and/or animal body to replace an organ valve |
| CN109223250A (en) * | 2018-10-12 | 2019-01-18 | 大连科万维医疗科技有限公司 | One kind is exempted to suture integral type branch overlay film frame blood vessel |
| CN109452988A (en) * | 2018-11-28 | 2019-03-12 | 李�杰 | A kind of built-in for rebuilding artificial blood vessel for individuation branch stent type bow portion |
| CN109893294A (en) * | 2019-03-20 | 2019-06-18 | 武汉杨森生物技术有限公司 | A kind of artificial blood vessel's valved conduit and preparation method thereof |
| WO2020001453A1 (en) * | 2018-06-28 | 2020-01-02 | 高峰 | Support ring for aortic anastomosis |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4313231A (en) * | 1980-06-16 | 1982-02-02 | Kabushiki Kaisha Tatebe Seishudo | Vascular prosthesis |
| US20020082684A1 (en) * | 2000-09-25 | 2002-06-27 | David Mishaly | Intravascular prosthetic and method |
| US20050060029A1 (en) * | 2003-07-29 | 2005-03-17 | Trong-Phi Le | Implantable device as organ valve replacement |
| US20080275548A1 (en) * | 2006-11-03 | 2008-11-06 | The Cleveland Clinic Foundation | Apparatus for repairing the function of a native aortic valve |
| CN101601618A (en) * | 2009-07-15 | 2009-12-16 | 郭伟 | A kind of aortic blood pipe holder |
| WO2010026429A2 (en) * | 2008-09-05 | 2010-03-11 | Papworth Hospital Nhs Foundation Trust | Sutureless connector |
| EP2420206A2 (en) * | 2010-08-21 | 2012-02-22 | Cook Medical Technologies LLC | Prosthesis having pivoting fenestration |
-
2012
- 2012-04-26 CN CN2012101265509A patent/CN102626354A/en active Pending
-
2013
- 2013-04-24 IT ITUD20130055 patent/ITUD20130055A1/en unknown
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4313231A (en) * | 1980-06-16 | 1982-02-02 | Kabushiki Kaisha Tatebe Seishudo | Vascular prosthesis |
| US20020082684A1 (en) * | 2000-09-25 | 2002-06-27 | David Mishaly | Intravascular prosthetic and method |
| US20050060029A1 (en) * | 2003-07-29 | 2005-03-17 | Trong-Phi Le | Implantable device as organ valve replacement |
| US20080275548A1 (en) * | 2006-11-03 | 2008-11-06 | The Cleveland Clinic Foundation | Apparatus for repairing the function of a native aortic valve |
| WO2010026429A2 (en) * | 2008-09-05 | 2010-03-11 | Papworth Hospital Nhs Foundation Trust | Sutureless connector |
| CN101601618A (en) * | 2009-07-15 | 2009-12-16 | 郭伟 | A kind of aortic blood pipe holder |
| EP2420206A2 (en) * | 2010-08-21 | 2012-02-22 | Cook Medical Technologies LLC | Prosthesis having pivoting fenestration |
Non-Patent Citations (1)
| Title |
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| 姬尚义等: "应用钢圈套扎吻合主、肺动脉进行心脏移植的实验研究", 《实用医学杂志》, 31 December 2006 (2006-12-31) * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104602647A (en) * | 2012-08-15 | 2015-05-06 | 德国Pfm医用产品有限公司 | Implantable device for use in the human and/or animal body to replace an organ valve |
| US20140303258A1 (en) * | 2013-04-05 | 2014-10-09 | Muhammed Majeed | Method of solubilizing insoluble bioactive compounds using triterpene glycosides and compositions thereof |
| WO2020001453A1 (en) * | 2018-06-28 | 2020-01-02 | 高峰 | Support ring for aortic anastomosis |
| CN109223250A (en) * | 2018-10-12 | 2019-01-18 | 大连科万维医疗科技有限公司 | One kind is exempted to suture integral type branch overlay film frame blood vessel |
| CN109452988A (en) * | 2018-11-28 | 2019-03-12 | 李�杰 | A kind of built-in for rebuilding artificial blood vessel for individuation branch stent type bow portion |
| CN109893294A (en) * | 2019-03-20 | 2019-06-18 | 武汉杨森生物技术有限公司 | A kind of artificial blood vessel's valved conduit and preparation method thereof |
| CN109893294B (en) * | 2019-03-20 | 2021-06-22 | 武汉杨森生物技术有限公司 | Artificial blood vessel valved pipeline and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| ITUD20130055A1 (en) | 2013-10-27 |
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Application publication date: 20120808 |