CN103656774A - Double-perfusion-instrument parallel connection sequential device - Google Patents
Double-perfusion-instrument parallel connection sequential device Download PDFInfo
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- CN103656774A CN103656774A CN201310737145.5A CN201310737145A CN103656774A CN 103656774 A CN103656774 A CN 103656774A CN 201310737145 A CN201310737145 A CN 201310737145A CN 103656774 A CN103656774 A CN 103656774A
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- blood
- perfusion
- bloody path
- clamp
- perfusion device
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3679—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits by absorption
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Cardiology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
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Abstract
A double-perfusion-instrument parallel connection sequential device comprises at least two blood perfusion instruments. The double-perfusion-instrument parallel connection sequential device is characterized in that the blood perfusion instruments are in parallel connection in an extracorporeal circulation blood path, branched blood paths of an upstream blood path are respectively provided with a forceps holder, and the forceps holders are used for controlling opening or closing of the blood path; a reflux pump blood path is externally connected to a blood path between the upstream forceps holders and the perfusion instruments, and the other end of the reflux pump blood path is communicated with normal saline driving blood to carry out reflux.
Description
Technical field that the present invention belongs to:
The invention belongs to medical apparatus and instruments, specifically belong to the blood perfusion device running gear for blood purification.
Background of invention technology:
The prior art of blood perfusion device operation is that one or more blood perfusion devices are connected in series in extracorporeal circulation blood circuit.When more than two perfusion device series connection is used, whole perfusion devices that blood all must be flowed through and be connected.Perfusion device in upstream just forms resistance to blood flow after saturated adsorption.Meanwhile, in the tank after saturated adsorption also there is the possibility being back in blood in material, offset the adsorption of perfusion device.
The content of invention:
The object of the invention is to propose a kind of novel two perfusion devices sequential device technique scheme in parallel, solve in prior art and have the defect existing in multiple tank series operation.
The content of the two perfusion devices of the present invention sequential device in parallel is:
Comprise at least plural blood perfusion device, plural blood perfusion device is connected in parallel in extracorporeal circulation blood circuit, and a clamp is respectively set on the shunting bloody path in the bloody path of upstream, and clamp is controlled opening or closing of this bloody path; At upstream clamp, to the upper outside reflux pump bloody path that connects of the bloody path between perfusion device, reflux pump bloody path other end UNICOM orders about the normal saline that blood backflow is used.A clamp can also be also respectively set on branch's bloody path in perfusion device downstream.
The two perfusion devices of the present invention sequential device in parallel can be realized automatic control.The automatic control program step realizing is:
In each operation of bloody path, controlling Node configuration signals collecting is connected with instruction accepting device and with automatic control system;
The running of automatic control program is pre-conditioned according to operator:
Start at first pre-stroke order, equipment automatically performs normal saline solution and anticoagulant; Reach pre-conditioned and system monitoring in bloody path during without air bubble, break through in advance journey and finish;
Equipment, according to pre-conditioned startup treatment procedure, is opened A perfusion device clamp A1, A2, closes B perfusion device clamp B1, B2, the operation of A perfusion device; Blood, when the processing of A perfusion device reaches pre-conditioned, is closed clamp A1, and A perfusion device is out of service; Open B perfusion device clamp B1, B2, the operation of B perfusion device simultaneously; Start reflux pump, normal saline solution orders about blood backflow human body in A tank; When reflux pump reaches Preset Time, automatically stop, clamp A2 closes; Blood, when the processing of B perfusion device reaches pre-conditioned, is closed clamp B1, starts reflux pump, and normal saline solution orders about blood backflow human body in B tank;
According to pre-conditioned, can change release on the blood perfusion device A of operation or B position, change the outfit blood perfusion device C, D new, that through pre-punching, process, clamp A1, A2 or B1, B2 are opened or close in circulation; Treatment procedure continuity.
Embodiments of the present invention and embodiment
Embodiments of the invention are as shown in drawings:
Accompanying drawing is the schematic diagram of technical solution of the present invention, only indicates the most basic framework of apparatus of the present invention in figure.
Numeral in figure and alphabetical label represent respectively:
1, upstream (tremulous pulse) bloody path, 2, arterial pressure interface, 3a, 3b blood pump, 4, crimping mouth before filter, 5, anticoagulant pump, 6, backflow bloody path, 7, normal saline/displacement liquid, 8, electronic scale, 9, downstream (vein) bloody path, 10, venous pressure interface, 11, air monitor, 12, vein clamp; A, blood perfusion device, B, blood perfusion device, bloody path clamp is divided in A1, B1, upstream, and bloody path clamp is divided in A2, B2, downstream.
Accompanying drawing illustrates apparatus of the present invention in conjunction with the embodiments:
The present embodiment is A, two blood perfusion device devices arranged side by side of B.The path of blood systemic circulation is: upstream (tremulous pulse) bloody path 1 is drawn peripheral blood to this device bloody path from human body artery, through branch's bloody path, introduce respectively A, two blood perfusion devices of B, flow out perfusion device Hou You branch bloody path and merge into downstream (vein) bloody path 9, be back to human body.The arterial pressure interface 2 of connecting in the bloody path of upstream (tremulous pulse) detects arteriotony, blood pump 3a provides hemodynamic for extracorporeal circulation blood circuit, before filter, crimping mouth 4 provides blood pressure data detection signal, anticoagulant pump 5 is to the anticoagulant of annotating in bloody path, bloody path A1, downstream branch bloody path A2 are divided in the upstream arranging in A perfusion device upstream and downstream branch bloody path, bloody path clamp B1, downstream branch bloody path clamp B2 are divided in the upstream arranging in B perfusion device upstream and downstream branch bloody path, the order venous pressure interface 10 of connecting in downstream (vein) bloody path 9, air monitor 11, and vein clamp 12; Backflow bloody path 6 is set between upstream branch bloody path clamp and blood perfusion device, backflow blood pump 3b is set in backflow bloody path and provides power for backflow blood, backflow bloody path 6 outer end UNICOM normal saline/displacement liquids 7, can be placed in normal saline/displacement liquid on electronic scale 8, metering capacity of returns.
In the present embodiment accompanying drawing, 6 of backflow bloody paths indicate and have connected a blood perfusion device, in reality, can all in identical position, be connected with every perfusion device, play identical backflow blood effect.
Running of the present invention and automatic control program arrange as follows:
While just bringing into operation, divide and break through in advance journey and therapeutic process.This is the most basic running of the present invention and automatic control program.
Breaking through in advance journey comprises:
Operator sets and rushes in advance normal saline and anticoagulant total amount, and equipment automatically performs pre-punching according to the automatic control program of setting, and in air monitor monitoring pipeline, whether has bubble.After reaching anticoagulant total amount and monitoring in pipeline without air bubble, break through in advance journey and finish.
Therapeutic process comprises:
, before begin treatment, operator sets the blood treatment amount of A tank; The course for the treatment of, while starting, clamp A1, A2 opened, and clamp B1, B2 close, and A tank operation: start blood pump 3a, blood flow is crossed A perfusion device reaches after the default blood treatment amount of A tank, and clamp A1 closes, and A tank is out of service; Open clamp B1, B2, blood flow is through B perfusion device, and B tank brings into operation; Start reflux pump 3b simultaneously, open clamp A2, normal saline solution 7 enters A perfusion device via backflow bloody path 6, and orders about A perfusion device blood backflow to downstream bloody path 9, after be back to human body; A tank blood backflow is complete, closes A2 clamp; B tank continues processing blood when imposing a condition, blood pump 3a closes, clamp B1 closes, the backflow bloody path 6 that connects B tank upstream branch bloody path starts, succinct for drawing, does not indicate this section of backflow bloody path, the enlightenment that is connected according to A tank in figure with backflow bloody path 6 in figure, can easily understand the connected mode here, normal saline solution 7 orders about blood backflow in tank to human body through B tanks, downstream bloody path 9.When whole blood backflows are to human body, close clamp 12, treat complete.
Before arterial pressure interface 2 in bloody path, filter, crimping mouth 4, electronic scale 8, venous pressure interface 10, air monitor 11 are detection of data signal collection points of each node in bloody path, for automatic control system provides dynamic data.
The embodiment of the present invention is the embodiment of two tank parallel connections.Can also set up the 3rd tank or more tanks according to identical principle.Also can be on the basis of the present embodiment, after A tank refluxes and finishes, by this device outside through rushing in advance qualified new perfusion device C tank, displacement A tank, then the circulation before continuing, also can continue to use D tank to replace B tank, and so on.
According to technical solution of the present invention, can make the blood perfusion apparatus of standard, and the programme-control scheme providing according to the present invention program realizes control automatically.
The present invention compared with prior art has outstanding substantive distinguishing features and is, in multiple tank mode arranged side by side, has solved prior art multiple tank series connection existing problems, has both avoided resistance of blood flow, has also avoided adsorbed material backflow.
The present invention compared with prior art has significant progress and is, multiple tank mode arranged side by side is heterozygous toxicant in removing blood, and disposable effective treatment approach of absorption is respectively provided, and has correspondingly expanded blood purification therapy application and therapeutic effect.
Claims (2)
1. pair perfusion device sequential device in parallel, comprise at least plural blood perfusion device, it is characterized in that: plural blood perfusion device is connected in parallel in extracorporeal circulation blood circuit, a clamp is respectively set on the shunting bloody path in the bloody path of upstream, and clamp is controlled opening or closing of this bloody path; At upstream clamp, to the upper outside reflux pump bloody path that connects of the bloody path between perfusion device, reflux pump bloody path other end UNICOM orders about the normal saline that blood backflow is used.
2. as claimed in claim 1 pair of perfusion device sequential device in parallel, is characterized in that: a clamp is respectively set on branch's bloody path in perfusion device downstream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310737145.5A CN103656774A (en) | 2013-12-30 | 2013-12-30 | Double-perfusion-instrument parallel connection sequential device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310737145.5A CN103656774A (en) | 2013-12-30 | 2013-12-30 | Double-perfusion-instrument parallel connection sequential device |
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| Publication Number | Publication Date |
|---|---|
| CN103656774A true CN103656774A (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310737145.5A Pending CN103656774A (en) | 2013-12-30 | 2013-12-30 | Double-perfusion-instrument parallel connection sequential device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106860933A (en) * | 2017-03-01 | 2017-06-20 | 王贵霞 | A kind of blood perfusion system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030097040A1 (en) * | 2001-06-08 | 2003-05-22 | The Trustees Of The University Of Pennsylvania | Ex vivo remodeling of excised blood vessels for vascular grafts |
| CN103223197A (en) * | 2013-04-23 | 2013-07-31 | 天津市阳权医疗器械有限公司 | Combined medical apparatus device for toxemia blood purifying |
| CN203196047U (en) * | 2013-04-22 | 2013-09-18 | 郑以山 | Combined type liver extracorporal artificial purification supportive treatment system |
| CN103405820A (en) * | 2013-08-26 | 2013-11-27 | 佛山市博新生物科技有限公司 | Special line for blood perfusion hemodiasysis treatment and operation method thereof |
| CN203619968U (en) * | 2013-12-30 | 2014-06-04 | 于杰 | Dual-cartridge parallel sequential device |
-
2013
- 2013-12-30 CN CN201310737145.5A patent/CN103656774A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030097040A1 (en) * | 2001-06-08 | 2003-05-22 | The Trustees Of The University Of Pennsylvania | Ex vivo remodeling of excised blood vessels for vascular grafts |
| CN203196047U (en) * | 2013-04-22 | 2013-09-18 | 郑以山 | Combined type liver extracorporal artificial purification supportive treatment system |
| CN103223197A (en) * | 2013-04-23 | 2013-07-31 | 天津市阳权医疗器械有限公司 | Combined medical apparatus device for toxemia blood purifying |
| CN103405820A (en) * | 2013-08-26 | 2013-11-27 | 佛山市博新生物科技有限公司 | Special line for blood perfusion hemodiasysis treatment and operation method thereof |
| CN203619968U (en) * | 2013-12-30 | 2014-06-04 | 于杰 | Dual-cartridge parallel sequential device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106860933A (en) * | 2017-03-01 | 2017-06-20 | 王贵霞 | A kind of blood perfusion system |
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Application publication date: 20140326 |