CN102058928A - Pipeline device with magnetic rings for rapid veno-venous bypass in in-vitro hepatectomy - Google Patents
Pipeline device with magnetic rings for rapid veno-venous bypass in in-vitro hepatectomy Download PDFInfo
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- CN102058928A CN102058928A CN 201010623423 CN201010623423A CN102058928A CN 102058928 A CN102058928 A CN 102058928A CN 201010623423 CN201010623423 CN 201010623423 CN 201010623423 A CN201010623423 A CN 201010623423A CN 102058928 A CN102058928 A CN 102058928A
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Abstract
The invention relates to a pipeline device with magnetic rings for rapid veno-venous bypass in an in-vitro hepatectomy. In the invention, the pipeline device comprises a bypass conduit and a bypass side conduit, wherein a suprahepatic inferior vena cava end magnetic ring and a subhepatic hinferior vena cava end magnetic ring are respectively fixed at the upper end and the lower end of the bypass conduit and the bypass side conduit is conducted with the bypass conduit and is provided with a portal vein end magnetic ring; the corresponding suprahepatic inferior vena cava end magnetic ring, subhepatic hinferior vena cava end magnetic ring and portal vein end magnetic ring are combined; and the postcava and portal vein bypass in the hepatectomy is rapidly completed by utilizing a magnetic attractive force. Therefore, the surgery operation is simplified, the surgery difficulty is reduced, the pipeline device is simple and convenient and is easy to operate, the opportunity of a wound is infected is reduced and the operating time is also shortened, the omplications caused by in-vitro veno-venous bypass or replacement of intraoperative artificial blood vessel with blood vessel are avoided, the operating time is obviously shortened and the corresponding medical expenses are reduced.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, be specifically related to the plumbing installation of the band magnet ring of quick veno venous bypass in a kind of stripped hepatectomy.
Background technology
The hepatectomy technology that exsomatizes is a kind of surgical technic that present surgery of liver is most advanced, degree-of-difficulty factor is maximum, and main technical points comprises that external veno venous bypass technology, isolated liver perfusion technology, hepatopathy kitchen range ablation technique reach from body liver transplantation technology.Wherein the veno venous bypass technology is the key of operation, and the veno venous bypass device mainly contains following several at present: " Y " type turn of tidal stream device, the artificial blood vessel of simple femoral vein-jugular vein turn of tidal stream device, postcava and portal vein-axillary vein substitute postcava turn of tidal stream device.But above turn of tidal stream device all exists following shortcoming or deficiency:
1. need do additional incision, increase the chance of infection of incisional wound, prolong operating time;
2. need a large amount of exogenous blood priming turn of tidal stream pipelines before the turn of tidal stream;
3. the turn of tidal stream device causes the adverse effect to the whole body coagulation function to hematoblastic mechanical destruction effect;
4. cause germ contamination and the increase of infection rate and the increase of operating time and corresponding medical expense in the blood circulation.
Summary of the invention
In order to overcome the deficiency that above-mentioned prior art exists, the object of the present invention is to provide the plumbing installation of the band magnet ring of quick veno venous bypass in a kind of stripped hepatectomy, by comprising the top and bottom fixing turn of tidal stream conduit of postcava end magnet ring under the liver superior and inferior vena cava end magnet ring regulating liver-QI respectively, and and the turn of tidal stream side conduit that has portal vein end magnet ring of turn of tidal stream conduit conducting, and in conjunction with corresponding liver superior and inferior vena cava broken ends of fractured bone magnet ring, infrahepatic vena cava broken ends of fractured bone magnet ring and portal vein broken ends of fractured bone magnet ring, utilize magnetic attracting force to finish postcava and pylic turn of tidal stream in the art fast, not only simplify operation technique greatly, lower operating difficulty, simple and easy to do, reduced the chance of wound infection, also shortened operating time, and avoid the complication that the alternative blood vessel of artificial blood vessel is brought in external veno venous bypass or the art, and can obviously reduce operating time and reduce corresponding medical expense.
In order to achieve the above object, the technical solution adopted in the present invention is:
The plumbing installation of the band magnet ring of quick veno venous bypass in a kind of stripped hepatectomy, comprise the top and bottom fixing turn of tidal stream conduit 3 of postcava end magnet ring 2 under liver superior and inferior vena cava end magnet ring 1 regulating liver-QI respectively, one end of the pipeline of turn of tidal stream conduit 3 and turn of tidal stream side conduit 4 is conducted, the other end of turn of tidal stream side conduit 4 is connected with portal vein end magnet ring 5, described liver superior and inferior vena cava end magnet ring 1, infrahepatic vena cava end magnet ring 2 and portal vein end magnet ring 5 respectively with its adaptive separately liver superior and inferior vena cava broken ends of fractured bone magnet ring 6, the caliber size of infrahepatic vena cava broken ends of fractured bone magnet ring 7 and portal vein broken ends of fractured bone magnet ring 8 equates.
There is heparin coating on the inner-walls of duct surface of described turn of tidal stream conduit 3 and turn of tidal stream side conduit 4, and the thickness range of this heparin coating is 2 nanometer to 20 nanometers.
All there are titanium coating or Parylene biological coating in the surface of described superior and inferior vena cava end magnet ring 1, infrahepatic vena cava end magnet ring 2 and portal vein end magnet ring 5, and the thickness range of this titanium coating or Parylene biological coating is 2 nanometer to 20 nanometers.
The external diameter of described turn of tidal stream conduit 3 is less than or equal to the postcava internal diameter, and the external diameter of turn of tidal stream side conduit 4 is less than or equal to pylic internal diameter.
The length of described turn of tidal stream conduit 3 be infrahepatic vena cava vena renalis dextra plane to the planar distance of liver superior and inferior vena cava second hepatic portal, and the length of turn of tidal stream side conduit 4 is pylic length.
The present invention finishes postcava and pylic turn of tidal stream in the art fast by utilizing magnetic attracting force, not only simplify operation technique greatly, lower operating difficulty, simple and easy to do, the chance that has reduced wound infection has also shortened operating time, and avoid the complication that the alternative blood vessel of artificial blood vessel is brought in external veno venous bypass or the art, and can obviously reduce operating time and reduce corresponding medical expense.
Description of drawings
Fig. 1 is the syndeton sketch map of fixedly liver superior and inferior vena cava end magnet ring of the present invention, infrahepatic vena cava end magnet ring, turn of tidal stream conduit, turn of tidal stream side conduit and portal vein end magnet ring.
Fig. 2 is the structural representation of liver superior and inferior vena cava broken ends of fractured bone magnet ring of the present invention.
Fig. 3 is the structural representation of infrahepatic vena cava broken ends of fractured bone magnet ring of the present invention.
Fig. 4 is the structural representation of portal vein broken ends of fractured bone magnet ring of the present invention.
The specific embodiment
The present invention will be described in more detail below in conjunction with accompanying drawing.
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the plumbing installation of the band magnet ring of quick veno venous bypass in the hepatectomy that exsomatizes, comprise the top and bottom fixing turn of tidal stream conduit 3 of postcava end magnet ring 2 under liver superior and inferior vena cava end magnet ring 1 regulating liver-QI respectively, one end of the pipeline of turn of tidal stream conduit 3 and turn of tidal stream side conduit 4 is conducted, the other end of turn of tidal stream side conduit 4 is connected with portal vein end magnet ring 5, described liver superior and inferior vena cava end magnet ring 1, infrahepatic vena cava end magnet ring 2 and portal vein end magnet ring 5 respectively with its adaptive separately liver superior and inferior vena cava broken ends of fractured bone magnet ring 6, the caliber size of infrahepatic vena cava broken ends of fractured bone magnet ring 7 and portal vein broken ends of fractured bone magnet ring 8 equates.There is heparin coating on the inner-walls of duct surface of described turn of tidal stream conduit 3 and turn of tidal stream side conduit 4, and the thickness range of this heparin coating is 2 nanometer to 20 nanometers.All there are titanium coating or Parylene biological coating in the surface of described superior and inferior vena cava end magnet ring 1, infrahepatic vena cava end magnet ring 2 and portal vein end magnet ring 5, and the thickness range of this titanium coating or Parylene biological coating is 2 nanometer to 20 nanometers.The external diameter of described turn of tidal stream conduit 3 is less than or equal to the postcava internal diameter, and the external diameter of turn of tidal stream side conduit 4 is less than or equal to pylic internal diameter.The length of described turn of tidal stream conduit 3 be infrahepatic vena cava vena renalis dextra plane to the planar distance of liver superior and inferior vena cava second hepatic portal, and the length of turn of tidal stream side conduit 4 is pylic length.
Operation principle of the present invention is: in the art from disconnected liver superior and inferior vena cava, behind infrahepatic vena cava and the portal vein, at first with the liver superior and inferior vena cava broken ends of fractured bone, the infrahepatic vena cava broken ends of fractured bone and the portal vein broken ends of fractured bone pass liver superior and inferior vena cava broken ends of fractured bone magnet ring 6 respectively, infrahepatic vena cava broken ends of fractured bone magnet ring 7 and portal vein broken ends of fractured bone magnet ring 8, and broken ends of fractured bone blood vessel wall oversleeve shape is separately turned up hold corresponding magnet ring, have liver superior and inferior vena cava end magnet ring 1 with being about to the end, the turn of tidal stream conduit 3 of infrahepatic vena cava end magnet ring 2 and portal vein end magnet ring 5 and turn of tidal stream side conduit 4 implantation open countries, liver superior and inferior vena cava end magnet ring 1, infrahepatic vena cava end magnet ring 2 and portal vein end magnet ring 5 respectively with liver superior and inferior vena cava broken ends of fractured bone magnet ring 6, infrahepatic vena cava broken ends of fractured bone magnet ring 7 and the butt joint of portal vein broken ends of fractured bone magnet ring 8 magnetic, open infrahepatic vena cava, the back folder closes turn of tidal stream conduit 3 and turn of tidal stream side conduit 4 after treating the pipeline of full fully turn of tidal stream conduit 3 of blood and turn of tidal stream side conduit 4, finish turn of tidal stream side conduit 4 and the pylic open portal vein in back that docks like this, veno venous bypass is finished, block the liver superior and inferior vena cava successively after the last external hepatopathy kitchen range excision, infrahepatic vena cava and portal vein, remove above device, row is from the body transplantation of liver.
The present invention finishes postcava and pylic turn of tidal stream in the art fast by utilizing magnetic attracting force, not only simplify operation technique greatly, lower operating difficulty, simple and easy to do, the chance that has reduced wound infection has also shortened operating time, and avoids the complication that the alternative blood vessel of artificial blood vessel is brought in external veno venous bypass or the art, and can obviously reduce operating time and reduce corresponding medical expense, this device finally takes out in body in addition, does not have discomfort or damage for the patient.All there are titanium or Parylene biological coating in the surface of superior and inferior vena cava end magnet ring 1, infrahepatic vena cava end magnet ring 2 and portal vein end magnet ring 5, can strengthen biocompatibility, in the inner-walls of duct surface of turn of tidal stream conduit 3 and turn of tidal stream side conduit 4 heparin coating is arranged, the patient does not need row whole body heparinization in the art, has reduced the danger of the wild a large amount of oozings of blood of postoperative art.
Claims (5)
1. the plumbing installation of the band magnet ring of veno venous bypass fast in the stripped hepatectomy, it is characterized in that: comprise the top and bottom fixing turn of tidal stream conduit (3) of postcava end magnet ring (2) under liver superior and inferior vena cava end magnet ring (1) regulating liver-QI respectively, one end of the pipeline of turn of tidal stream conduit (3) and turn of tidal stream side conduit (4) is conducted, the other end of turn of tidal stream side conduit (4) is connected with portal vein end magnet ring (5), described liver superior and inferior vena cava end magnet ring (1), infrahepatic vena cava end magnet ring (2) and portal vein end magnet ring (5) respectively with its adaptive separately liver superior and inferior vena cava broken ends of fractured bone magnet ring (6), the caliber size of infrahepatic vena cava broken ends of fractured bone magnet ring (7) and portal vein broken ends of fractured bone magnet ring (8) equates.
2. the plumbing installation of the band magnet ring of quick veno venous bypass in the stripped hepatectomy according to claim 1, it is characterized in that: there is heparin coating on the inner-walls of duct surface of described turn of tidal stream conduit (3) and turn of tidal stream side conduit (4), and the thickness range of this heparin coating is 2 nanometer to 20 nanometers.
3. according to the quick plumbing installation of the band magnet ring of veno venous bypass in claim 1 or the described stripped hepatectomy of claim 2, it is characterized in that: all there are titanium coating or Parylene biological coating in the surface of described superior and inferior vena cava end magnet ring (1), infrahepatic vena cava end magnet ring (2) and portal vein end magnet ring (5), and the thickness range of this titanium coating or Parylene biological coating is 2 nanometer to 20 nanometers.
4. according to the quick plumbing installation of the band magnet ring of veno venous bypass in claim 1 or the described stripped hepatectomy of claim 2, it is characterized in that: the external diameter of described turn of tidal stream conduit (3) is less than or equal to the postcava internal diameter, and the external diameter of turn of tidal stream side conduit (4) is less than or equal to pylic internal diameter.
5. according to the quick plumbing installation of the band magnet ring of veno venous bypass in claim 1 or the described stripped hepatectomy of claim 2, it is characterized in that: the length of described turn of tidal stream conduit (3) be infrahepatic vena cava vena renalis dextra plane to the planar distance of liver superior and inferior vena cava second hepatic portal, and the length of turn of tidal stream side conduit (4) is pylic length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010623423 CN102058928B (en) | 2010-12-31 | 2010-12-31 | Pipeline device with magnetic rings for rapid veno-venous bypass in in-vitro hepatectomy |
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| CN 201010623423 CN102058928B (en) | 2010-12-31 | 2010-12-31 | Pipeline device with magnetic rings for rapid veno-venous bypass in in-vitro hepatectomy |
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| CN102058928A true CN102058928A (en) | 2011-05-18 |
| CN102058928B CN102058928B (en) | 2013-02-27 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159548A (en) * | 2017-12-26 | 2018-06-15 | 中国人民解放军总医院 | It is recyclable through jugular vein Door deformation thrombolysis catheter |
| CN108451667A (en) * | 2018-03-19 | 2018-08-28 | 新疆医科大学第附属医院 | Inferior caval vein artificial blood vessel after interim and substituted type liver |
| CN111603267A (en) * | 2020-06-12 | 2020-09-01 | 西安交通大学医学院第一附属医院 | Method for manufacturing coaxial electrostatic spinning magnetic anastomosis artificial blood vessel |
| CN113198089A (en) * | 2021-04-20 | 2021-08-03 | 温州医科大学附属第二医院（温州医科大学附属育英儿童医院） | Central venous pipeline for preventing embolism and infection |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108159548A (en) * | 2017-12-26 | 2018-06-15 | 中国人民解放军总医院 | It is recyclable through jugular vein Door deformation thrombolysis catheter |
| CN108159548B (en) * | 2017-12-26 | 2024-04-02 | 中国人民解放军总医院 | Recoverable transjugular vein portal body shunt thrombolysis catheter |
| CN108451667A (en) * | 2018-03-19 | 2018-08-28 | 新疆医科大学第附属医院 | Inferior caval vein artificial blood vessel after interim and substituted type liver |
| CN111603267A (en) * | 2020-06-12 | 2020-09-01 | 西安交通大学医学院第一附属医院 | Method for manufacturing coaxial electrostatic spinning magnetic anastomosis artificial blood vessel |
| CN113198089A (en) * | 2021-04-20 | 2021-08-03 | 温州医科大学附属第二医院（温州医科大学附属育英儿童医院） | Central venous pipeline for preventing embolism and infection |
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| CN102058928B (en) | 2013-02-27 |
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