CN206910548U - A kind of extracorporeal circulation pipeline - Google Patents
A kind of extracorporeal circulation pipeline Download PDFInfo
- Publication number
- CN206910548U CN206910548U CN201621101352.7U CN201621101352U CN206910548U CN 206910548 U CN206910548 U CN 206910548U CN 201621101352 U CN201621101352 U CN 201621101352U CN 206910548 U CN206910548 U CN 206910548U
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- Prior art keywords
- diameter
- arantius
- duct
- blind joint
- joint
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Abstract
It the utility model is related to a kind of extracorporeal circulation pipeline, connect in blood circulation device, section blood vessel road is connected by blind joint with EGR, the cylindrical structure of blind joint, a circle step is equipped with the inwall at its both ends, the end on section blood vessel road is inserted and is connected on the step of described blind joint one end from described blind joint one end, and the joint on EGR is inserted and is connected on the step of the blind joint other end from the blind joint other end;The internal diameter of section blood pipe ends is identical with the internal diameter of blind joint, and the internal diameter of the joint on EGR is identical with the internal diameter of blind joint.The utility model on the inwall by blind joint by setting step, envoy's blood pipe ends are connected on step, make blind joint consistent with the internal diameter for saving blood vessel road, in the absence of transition structure, avoid contact of the blood with exogenous pipeline foreign matter, destruction of the jointless structure to red blood cell component in blood is alleviated, reduces all kinds of complication caused by biocompatibility.
Description
Technical field
It the utility model is related to technical field of medical instruments, and in particular to a kind of extracorporeal circulation pipeline.
Background technology
Extracorporal circulatory system is an indispensable part in cardiac surgical procedure as a kind of artificial heart-lung apparatus, is heart hand
Art is most widely used the surgical technic best with effect, extracorporeal circulation pipeline be consumptive material indispensable in cardiopulmonary bypass surgery it
One, the membrane oxygenator used in During Cpb adds different crystal with being both needed to preliminary filling with circuits and being thoroughly vented
And colloidal solution.It is a weight for avoiding excessive hemodilution in cardiac operation under direct vision extracorporal circulatory system to input homologous allosome blood to be
Want measure, still, blood transfusion can bring many bad influences to patient, be the main reason for these harmful effects using blood plasma simultaneously
Expected clinical effectiveness can not be produced.This has direct relation with Blood transfusion tubeline.And the main consumption needed for existing extracorporal circulatory system
Material is membrane oxygenator and matches somebody with somebody circuits, and patient's vena cave blood is led into oxygen from vivo using venous cannula connection venous line
Clutch, after the complete alternating temperature of oxygenator and oxygen close, exported by membrane type blooming stage artery by blood pump to patient's main artery, complete people
The replacement of work cardiopulmonary is whole.The problem of existing section blood vessel line structure still has blood loss and low blood utilization rate.
Utility model content
Technical problem to be solved in the utility model is in view of the shortcomings of the prior art, there is provided a kind of extracorporeal circulation set tube
Road.
The technical scheme that the utility model solves above-mentioned technical problem is as follows:A kind of extracorporeal circulation pipeline, connection blood follow
In loop device, the section blood vessel road is connected by blind joint with EGR, the cylindrical structure of blind joint, its
A circle step is equipped with the inwall at both ends, the end on the section blood vessel road is inserted from described blind joint one end and is connected to institute
On the step for stating blind joint one end, the joint on the EGR inserts from the blind joint other end and is connected to nothing
On the step for sewing up an other end;The internal diameter of the section blood pipe ends is identical with the internal diameter of the blind joint, the circulation
The internal diameter of joint on device is identical with the internal diameter of the blind joint.
The beneficial effects of the utility model are:The utility model is by setting step, envoy on the inwall by blind joint
Blood pipe ends are connected on step, are made blind joint consistent with the internal diameter for saving blood vessel road, in the absence of transition structure, are avoided blood
Liquid contact with exogenous pipeline foreign matter, alleviates destruction of the jointless structure to red blood cell component in blood, reduces due to life
All kinds of complication caused by thing compatibility.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the blood circulation device includes membrane oxygenator, pump, empty oxygen mixer, Micro- Bolt Filter, upper and lower cavity
Venous cannula, venous line, left and right heart suction pipeline and aorta ascendens intubation under left and right heart suction pipeline, platform on platform;
The section blood vessel road includes:
Left and right heart connecting tube, its both ends are inhaled by the left and right heart under left and right heart suction pipeline on blind joint and platform and platform respectively
Skirt road is connected;
Oxygen hose, its both ends are connected by blind joint with empty oxygen mixer and membrane oxygenator respectively;
Artery connecting tube, its both ends is intubated respectively by blind joint with aorta ascendens and Micro- Bolt Filter is connected;
Connect of Vein pipe, its both ends is intubated respectively by blind joint with superior and inferior vena cava and venous line is connected;
Main pump pipe, its both ends are connected by blind joint with pump and membrane oxygenator respectively;
Pre- charge and exhaust pipe, its both ends are connected by blind joint with Micro- Bolt Filter and membrane oxygenator respectively;
Micro- oxygen connecting tube, its both ends are connected by blind joint with Micro- Bolt Filter and membrane oxygenator respectively.
It is using the above-mentioned further beneficial effect of scheme:By setting each connecting tube, make extracorporal circulatory system section blood vessel road
It is more smooth, improve the effect of extracorporal circulatory system.
Further, flow direction of the diameter of the left and right heart connecting tube along blood gradually increase or reduction, the left and right
The diameter at heart connecting tube both ends is respectively 4mm and 7mm.
It is using the above-mentioned further beneficial effect of scheme:By making flowing side of the diameter of left and right heart connecting tube along blood
To gradual increase or reduce, make the flow velocity that can adjust blood within the specific limits.
Further, it is dynamic to include the first arterial of integrally connected, the second arterial and the 3rd successively for the artery connecting tube
Vascular, first arterial is identical with the diameter of the 3rd arterial, and the diameter of first arterial is less than the second arterial
Diameter;A diameter of 3mm-5mm of second arterial.
Further, the Connect of Vein pipe is including the first duct of Arantius of integrally connected, the second duct of Arantius and the 3rd are quiet successively
Vascular, first duct of Arantius and the 3rd duct of Arantius are connected to the both ends of second duct of Arantius in specular;Described first
The diameter of duct of Arantius gradually increases along blood flow direction, and the diameter of the 3rd duct of Arantius is gradually reduced along blood flow direction.
Further, a diameter of 4mm-7mm of second duct of Arantius, what first duct of Arantius was connected with the second duct of Arantius
The diameter of one end is identical with the diameter of second duct of Arantius, one end that the 3rd duct of Arantius is connected with the second duct of Arantius it is straight
Footpath is identical with the diameter of second duct of Arantius.
Brief description of the drawings
Fig. 1 is the blind joint of the present embodiment and the attachment structure schematic diagram on section blood vessel road.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, blind joint;11st, step;2nd, blood vessel road is saved.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
As shown in figure 1, a kind of extracorporeal circulation pipeline of the present embodiment, is connected in blood circulation device, the section blood vessel road
It is connected by blind joint 1 with EGR, the 1 cylindrical structure of blind joint, is equipped with the inwall at its both ends
One circle step 11, the end on the section blood vessel road 2 are inserted from described one end of blind joint 1 and are connected to the blind joint 1 one
On the step 11 at end, the joint on the EGR inserts from the other end of blind joint 1 and to be connected to blind joint 1 another
On the step 11 of one end;The internal diameter of the end of section blood vessel road 2 is identical with the internal diameter of the blind joint 1, the EGR
On joint internal diameter it is identical with the internal diameter of the blind joint 1.
By setting step on the inwall by blind joint, envoy's blood pipe ends are connected on step, made the present embodiment
Blind joint is consistent with the internal diameter on section blood vessel road, in the absence of transition structure, avoids contact of the blood with exogenous pipeline foreign matter,
Destruction of the jointless structure to red blood cell component in blood is alleviated, reduces all kinds of complication caused by biocompatibility.
The blood circulation device of the present embodiment include membrane oxygenator, pump, empty oxygen mixer, Micro- Bolt Filter, on
Inferior vena cava cannula, venous line, left and right heart suction pipeline and aorta ascendens intubation under left and right heart suction pipeline, platform on platform;
The section blood vessel road includes:
Left and right heart connecting tube, its both ends are inhaled by the left and right heart under left and right heart suction pipeline on blind joint and platform and platform respectively
Skirt road is connected;
Oxygen hose, its both ends are connected by blind joint with empty oxygen mixer and membrane oxygenator respectively;
Artery connecting tube, its both ends is intubated respectively by blind joint with aorta ascendens and Micro- Bolt Filter is connected;
Connect of Vein pipe, its both ends is intubated respectively by blind joint with superior and inferior vena cava and venous line is connected;
Main pump pipe, its both ends are connected by blind joint with pump and membrane oxygenator respectively;
Pre- charge and exhaust pipe, its both ends are connected by blind joint with Micro- Bolt Filter and membrane oxygenator respectively;
Micro- oxygen connecting tube, its both ends are connected by blind joint with Micro- Bolt Filter and membrane oxygenator respectively.
The present embodiment makes extracorporal circulatory system section blood vessel road more smooth, improves extracorporal circulatory system by setting each connecting tube
Effect.
Gradually increase or the reduction of flow direction of the diameter of the left and right heart connecting tube of the present embodiment along blood, the left side
The diameter at right heart connecting tube both ends is respectively 4mm and 7mm.By make flow direction of the diameter of left and right heart connecting tube along blood by
Cumulative big or reduction, makes the flow velocity that can adjust blood within the specific limits.
The artery connecting tube of the present embodiment includes the first arterial of integrally connected, the second arterial and the 3rd successively
Arterial, first arterial is identical with the diameter of the 3rd arterial, and the diameter of first arterial is less than the second artery
The diameter of pipe;A diameter of 3mm-5mm of second arterial.
The Connect of Vein pipe of the present embodiment includes the first duct of Arantius of integrally connected, the second duct of Arantius and the 3rd successively
Duct of Arantius, first duct of Arantius and the 3rd duct of Arantius are connected to the both ends of second duct of Arantius in specular;Described
The diameter of one duct of Arantius gradually increases along blood flow direction, and the diameter of the 3rd duct of Arantius is gradually reduced along blood flow direction.
A diameter of 4mm-7mm of second duct of Arantius of the present embodiment, first duct of Arantius and the second duct of Arantius phase
The diameter of one end even is identical with the diameter of second duct of Arantius, one end that the 3rd duct of Arantius is connected with the second duct of Arantius
Diameter it is identical with the diameter of second duct of Arantius.
Each interface that the present embodiment saves blood vessel road when in use is connected using blind joint.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (6)
1. a kind of extracorporeal circulation pipeline, connect in blood circulation device, it is characterised in that including section blood vessel road, the section blood vessel
Road is connected by blind joint with EGR, the cylindrical structure of blind joint, is equipped with the inwall at its both ends
One circle step, the end on the section blood vessel road are inserted from described blind joint one end and are connected to the platform of described blind joint one end
On rank, the joint on the EGR inserts from the blind joint other end and is connected to the step of the blind joint other end
On;The internal diameter of the section blood pipe ends is identical with the internal diameter of the blind joint, the internal diameter of the joint on the EGR
It is identical with the internal diameter of the blind joint.
2. a kind of extracorporeal circulation pipeline according to claim 1, it is characterised in that the blood circulation device includes membrane type oxygen
Clutch, pump, empty oxygen mixer, Micro- Bolt Filter, superior and inferior vena cava intubation, venous line, on platform under left and right heart suction pipeline, platform
Left and right heart suction pipeline and aorta ascendens intubation;
The section blood vessel road includes:
Left and right heart connecting tube, its both ends pass through left and right heart suction tube under left and right heart suction pipeline on blind joint and platform and platform respectively
Road is connected;
Oxygen hose, its both ends are connected by blind joint with empty oxygen mixer and membrane oxygenator respectively;
Artery connecting tube, its both ends is intubated respectively by blind joint with aorta ascendens and Micro- Bolt Filter is connected;
Connect of Vein pipe, its both ends is intubated respectively by blind joint with superior and inferior vena cava and venous line is connected;
Main pump pipe, its both ends are connected by blind joint with pump and membrane oxygenator respectively;
Pre- charge and exhaust pipe, its both ends are connected by blind joint with Micro- Bolt Filter and membrane oxygenator respectively;
Micro- oxygen connecting tube, its both ends are connected by blind joint with Micro- Bolt Filter and membrane oxygenator respectively.
3. a kind of extracorporeal circulation pipeline according to claim 2, it is characterised in that the diameter of the left and right heart connecting tube is along blood
Gradually increase or the reduction of the flow direction of liquid, the diameter at the left and right heart connecting tube both ends is respectively 4mm and 7mm.
4. a kind of extracorporeal circulation pipeline according to claim 2, it is characterised in that the artery connecting tube includes one successively
The first arterial, the second arterial and the 3rd arterial of connection, first arterial is identical with the diameter of the 3rd arterial,
The diameter of first arterial is less than the diameter of the second arterial;A diameter of 3mm-5mm of second arterial.
5. a kind of extracorporeal circulation pipeline according to claim 2, it is characterised in that the Connect of Vein pipe includes one successively
The first duct of Arantius, the second duct of Arantius and the 3rd duct of Arantius of connection, first duct of Arantius and the 3rd duct of Arantius are in specular
It is connected to the both ends of second duct of Arantius;The diameter of first duct of Arantius gradually increases along blood flow direction, and the described 3rd is quiet
The diameter of vascular is gradually reduced along blood flow direction.
A kind of 6. extracorporeal circulation pipeline according to claim 5, it is characterised in that a diameter of 4mm- of second duct of Arantius
7mm, the diameter of one end that first duct of Arantius is connected with the second duct of Arantius is identical with the diameter of second duct of Arantius, described
The diameter of one end that the 3rd duct of Arantius is connected with the second duct of Arantius is identical with the diameter of second duct of Arantius.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621101352.7U CN206910548U (en) | 2016-09-30 | 2016-09-30 | A kind of extracorporeal circulation pipeline |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621101352.7U CN206910548U (en) | 2016-09-30 | 2016-09-30 | A kind of extracorporeal circulation pipeline |
Publications (1)
Publication Number | Publication Date |
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CN206910548U true CN206910548U (en) | 2018-01-23 |
Family
ID=61309641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621101352.7U Expired - Fee Related CN206910548U (en) | 2016-09-30 | 2016-09-30 | A kind of extracorporeal circulation pipeline |
Country Status (1)
Country | Link |
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CN (1) | CN206910548U (en) |
-
2016
- 2016-09-30 CN CN201621101352.7U patent/CN206910548U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180123 Termination date: 20180930 |
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CF01 | Termination of patent right due to non-payment of annual fee |