CN207722222U - Cerebral artery occlusion recycles exchange device again - Google Patents
Cerebral artery occlusion recycles exchange device again Download PDFInfo
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- CN207722222U CN207722222U CN201720774992.2U CN201720774992U CN207722222U CN 207722222 U CN207722222 U CN 207722222U CN 201720774992 U CN201720774992 U CN 201720774992U CN 207722222 U CN207722222 U CN 207722222U
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- blood
- conduit
- rotating disk
- vessel
- injection needle
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Abstract
The utility model discloses a kind of cerebral artery occlusions to recycle exchange device again,It is characterized in that being equipped with into blood conduit,Bleeding pipeline injection needle,Into blood vessel road injection needle and blood circulation pulser,When occluded blood vessel is opened again,Variable-frequency motor, which is controlled, by the PLC controller drives rotation disc spins,Rotating disk band dynamic pressure tube roller rotates,When pressure pipe roller with it is inconsistent into blood conduit when squeeze into blood conduit,Make to form pulsatile effect into the blood flow in blood conduit,Make to enter and gradually increase from low to high into the pulse frequency of the blood in blood conduit,And the speed into the blood in blood conduit is set gradually to increase from low to high by the amount of blood supply that is pumped into of circulating pump,Make the rate of Low perfusion amount blood supply,The states such as the time that Low perfusion maintains can gradually rise according to the comprehensive assessment situation in patient's cerebral artery occlusion region,Ischemic tissue of brain is set slowly to adapt to lead to blood perfusion again,Until reaching the blood supply state under human normal state,With anencephaly loss ratio,Without complication,The advantages that easy to control.
Description
Technical field
The utility model is related to the field of medical instrument technology, specifically a kind of cerebral artery occlusion recycles exchange device again.
Background technology
It is well known that the incidence of acute cerebral embolism accounts for the 80% of cerebral apoplexy, intravenous thrombolysis is clinical both at home and abroad at present
The acute ischemic cerebral apoplexy that guide is unanimously recommended（ AIS ）Therapeutic regimen, multinomial clinical experimental study have proven to its peace
Full property and validity.But intravenous thrombolysis has stringent idicatio and therapeutic time window, and vascular occlusion recanalization rate is relatively low, still there is higher cause
Residual rate, lethality.Intervention arterial duct thrombolysis art, the mechanical embolectomy of intervention, blood vessel interventional angioplasty can be quickly open-minded at present
Artery is occluded, in recent years multinomial large-scale multicenter randomized clinical trial studies have shown that intravascular Interventional Treatment technology is in clinical treatment
Middle effect concerns, and has ideal application prospect.But the postoperative clinical common complication of interventional treatment of cerebral embolism is：1、
Again lead to artery occluded again caused by many reasons, 2, embolism artery by quickly opened after there is transient Reperfusion, brain goes out
Blood, the two big complication largely influence prognosis.
Because the transient Reperfusion of above-mentioned " complication 2 " appearance, cerebral hemorrhage jeopardize patient vitals, the country reports its incidence
It is 20%~40%, to reduce hyperperfusion cerebral lesion incidence, develops this brain that can reduce not yet both at home and abroad so far and damage
Harmful Medical Devices.
Invention content
First purpose of the utility model is to solve above-mentioned the deficiencies in the prior art, provides a kind of structure novel, anencephaly
Loss ratio recycles exchange device again without complication, cerebral artery occlusion easy to operate, easy to control.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of cerebral artery occlusion cycle exchange device again, it is characterised in that be equipped with into blood conduit, bleeding pipeline injection needle, into blood
Pipeline injection needle and blood circulation pulser, the blood circulation pulser include shell, rotating disk, variable-frequency motor, follow
Ring pump, conduit support seat, pressure pipe roller and PLC controller, the shell are equipped with circulating pump, variable-frequency motor and conduit support seat,
The circulating pump, variable-frequency motor are connected with PLC controller respectively, and the output shaft of the variable-frequency motor is equipped with rotating disk, institute
It states rotating disk periphery circumference array to set there are two pressure pipe axis, the pressure pipe roller is sleeved in pressure roller shaft and fixes through bearing and pressure pipe axis
Connection, the external side of the rotating disk are described to correspond to rotating disk into vessel support seat side and be equipped with equipped with into vessel support seat
Conduit support groove and vessel perforation, the vessel perforation is located at conduit support groove both ends, described to be passed through into blood conduit
Behind gap between vessel perforation and conduit support groove and rotating disk, one end is connected with into blood vessel road injection needle, the other end with
Bleeding pipeline injection needle is connected, and when occluded blood vessel is opened again, controls variable-frequency motor by the PLC controller and drives rotation
Turntable rotate, rotating disk band dynamic pressure tube roller rotate, when pressure pipe roller with it is inconsistent into blood conduit when squeeze into blood conduit, make to lead into blood
Blood flow in pipe forms pulsatile effect, makes to enter and gradually increases from low to high into the pulse frequency of the blood in blood conduit, and leads to
Crossing the amount of blood supply that is pumped into of circulating pump makes the speed into the blood in blood conduit gradually increase from low to high, makes Low perfusion amount blood supply
The states such as the time that rate, Low perfusion maintain can gradually rise according to the comprehensive assessment situation in patient's cerebral artery occlusion region, make
Ischemic tissue of brain slowly adapts to lead to blood perfusion again, until reach the blood supply state under human normal state, this circulation method again,
It significantly improves the brain protection of catheter perfusion, repaired blood-brain barrier, reduce brain tissue oedema, reduce brain cell permeability
Drug usage amount, largely avoided after embolism artery is quickly opened that hyperperfusion cerebral injury, cerebral hemorrhage occurred this kind of simultaneously
Disease is sent out, solves the prognosis of such complication.
The utility model can be equipped with semiconductor cooling device on the housing, and the semiconductor cooling device is controlled with PLC
Device processed is connected, and the semiconductor cooling device is equipped with blood cooling line and temperature sensor, the blood cooling line
In wear and be connected into blood conduit, the temperature sensor is connected with PLC controller, in favor of passing through semiconductor cooling device, temperature
Degree sensor and PLC controller pass through temperature to entering cooling down into the blood in blood conduit in blood cooling line
Within the temperature range of sensor and PLC controller are maintained at setting to the temperature of blood, so that into the low temperature blood of brain tissue
Protective effect is reached to brain tissue.
The utility model can be described into Murphy type burette is equipped on blood conduit, and the Murphy type burette is equipped with injection
Cap injects medical brine, gas is avoided to enter in cerebral vessels after to being vacuumized into blood conduit into blood.
Injection needle is inserted into injection cap by the utility model first in clinical manipulation, will be into the gas in blood conduit
Then extraction reinjects brine, then will connect patient's stock after the air discharge in the bleeding pipeline injection needle into blood tube at one end
Arteries, the other end into after the air discharge in the injection needle of blood vessel road, connect super selection merging embolism cerebral artery distal end portion
The catheter body outer end of normal blood vessels intracavitary, PLC controller power on, and click the starting switch in PLC controller, recycle blood pump
Action, the blood in femoral artery blood vessel is pumped into blood conduit, blood is injected into cerebral embolism position again into blood conduit
In blood vessel, meanwhile, semiconductor cooling device starts to freeze, and so that the temperature into the blood in blood conduit is reached 1 DEG C -4 DEG C, ensure that
The supply of Mild Hypothermal blood, while variable-frequency motor starts, and drives rotation disc spins, and then the pressure pipe roller of rotating disk periphery is driven to squeeze
It is pressed into blood conduit, during input, by PLC controller control loop pump, variable-frequency motor, is made into the blood in blood conduit
From Low perfusion amount, force down temperature, pulsed power blood supply, progressively reach with heartbeat Frequency Synchronization, carried out by this perfusion
Brain protection, the input for improving brain microcirculation, repairing blood-brain barrier and reducing brain tissue oedema, reduction brain cell permeability of drugs
Amount closes the starting switch in PLC controller, then lead to after the gradual adaptation of the brain tissue of embolism leads to blood perfusion again
Cross the cerebral artery that interposing catheter technology opens embolism completely again.
The utility model is due to using the above structure, solving the cerebral injury caused by hyperperfusion, cerebral hemorrhage jeopardizes trouble
The incidence of person's life is almost 0, has structure novel, anencephaly loss ratio, excellent without complication, easy to operate, easy to control etc.
Point.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Reference numeral：Into blood vessel road injection needle 1.Into blood conduit 2, conduit support seat 3, rotating disk 4, variable-frequency motor 5, pressure pipe
Roller 6, PLC controller 8, semiconductor cooling device 9, blood cooling line 10, injection cap 11, Murphy type burette 12, bleeding pipeline
Injection needle 14, shell 13.
Specific implementation mode
The utility model is illustrated with reference to the accompanying drawings and examples.
As shown in the picture, a kind of cerebral artery occlusion cycle exchange device again, it is characterised in that be equipped with bleeding pipeline injection needle 14,
Into blood vessel road injection needle 1 and blood circulation pulser, the blood circulation pulser includes shell, rotating disk 4, variable-frequency electric
Machine 5, circulating pump 7, conduit support seat 3, pressure pipe roller 6 and PLC controller 8, the shell 13 are equipped with circulating pump 7, variable-frequency motor 5
With conduit support seat 3, the circulating pump 7, variable-frequency motor 5 are connected with PLC controller 8 respectively, the output of the variable-frequency motor 5
Axis is equipped with rotating disk 4, and 4 periphery circumference array of the rotating disk is set there are two pressure pipe axis, and the pressure pipe roller 6 is sleeved in pressure roller shaft
And be fixedly connected with pressure pipe axis through bearing, the external side of the rotating disk 4 is equipped with into vessel support seat 3, described into blood vessel branch
3 side of support seat corresponds to rotating disk 4 and is equipped with conduit support groove and vessel perforation, and it is recessed that the vessel perforation is located at conduit support
Slot both ends, it is described pass through gap between vessel perforation and conduit support groove and rotating disk into blood conduit 2 after, one end with into blood vessel
Road injection needle 1 is connected, and the other end is connected with bleeding pipeline injection needle 14, when occluded blood vessel is opened again, by described
PLC controller controls variable-frequency motor and rotation disc spins, rotating disk band dynamic pressure tube roller is driven to rotate, when pressure pipe roller with into blood conduit phase
Blood conduit is squeezed into when conflict, makes to form pulsatile effect into the blood flow in blood conduit, makes to enter the arteries and veins into the blood in blood conduit
Frequency is rushed from low to high gradually to increase, and by circulating pump be pumped into amount of blood supply make speed into the blood in blood conduit by as low as
It is high gradually to increase, make the states such as the rate of Low perfusion amount blood supply, the time of Low perfusion maintenance can be according to patient's cerebral artery occlusion area
The comprehensive assessment situation in domain gradually rises, and ischemic tissue of brain is made slowly to adapt to lead to blood perfusion again, until reaching human normal shape
Blood supply state under state, this circulation method again significantly improve the brain protection of catheter perfusion, have repaired blood-brain barrier, reduce
Brain tissue oedema, the drug usage amount for reducing brain cell permeability largely avoided after embolism artery is quickly opened
Existing hyperperfusion cerebral injury, this kind of complication of cerebral hemorrhage, solve the prognosis of such complication.
The utility model can be equipped with semiconductor cooling device 9 on the shell 13, the semiconductor cooling device 9 with
PLC controller 8 is connected, and the semiconductor cooling device 9 is equipped with blood cooling line 10 and temperature sensor, the blood
It wears and is connected into blood conduit 2 in cooling line 10, the temperature sensor is connected with PLC controller 8, in favor of passing through semiconductor
Refrigerating plant 9, temperature sensor and PLC controller 8 are carried out to entering in blood cooling line 10 into the blood in blood conduit 2
Cooling, and controlled the temperature of blood within the temperature range of setting by temperature sensor and PLC controller 8, so that into
The low temperature blood of brain tissue reaches protective effect to brain tissue.
The utility model can be described into Murphy type burette 12 is equipped on blood conduit 2, and the Murphy type burette 12 is equipped with
Injection cap 13 injects medical brine, gas is avoided to enter in cerebral vessels after to being vacuumized into blood conduit into blood.
Injection needle is inserted into injection cap by the utility model first in clinical manipulation, will be into the gas in blood conduit
Then extraction reinjects brine, then will connect patient's stock after the air discharge in the bleeding pipeline injection needle into blood tube at one end
Arteries, the other end into after the air discharge in the injection needle of blood vessel road, connect super selection merging embolism cerebral artery distal end portion
The catheter body outer end of normal blood vessels intracavitary, PLC controller power on, and click the starting switch in PLC controller, recycle blood pump
Action, the blood in femoral artery blood vessel is pumped into blood conduit, blood is injected into cerebral embolism position again into blood conduit
In blood vessel, meanwhile, semiconductor cooling device starts to freeze, and so that the temperature into the blood in blood conduit is reached 1 DEG C -4 DEG C, ensure that
The supply of Mild Hypothermal blood, while variable-frequency motor starts, and drives rotation disc spins, and then the pressure pipe roller of rotating disk periphery is driven to squeeze
It is pressed into blood conduit, during input, by PLC controller control loop pump, variable-frequency motor, is made into the blood in blood conduit
From Low perfusion amount, force down temperature, pulsed power blood supply, progressively reach with heartbeat Frequency Synchronization, carried out by this perfusion
Brain protection, the input for improving brain microcirculation, repairing blood-brain barrier and reducing brain tissue oedema, reduction brain cell permeability of drugs
Amount closes the starting switch in PLC controller, then lead to after the gradual adaptation of the brain tissue of embolism leads to blood perfusion again
Cross the cerebral artery that interposing catheter technology opens embolism completely again.
The utility model is due to using the above structure, solving the cerebral injury caused by hyperperfusion, cerebral hemorrhage jeopardizes trouble
The incidence of person's life is almost 0, has structure novel, anencephaly loss ratio, excellent without complication, easy to operate, easy to control etc.
Point.
Claims (3)
1. a kind of cerebral artery occlusion cycle exchange device again, it is characterised in that be equipped with into blood conduit, bleeding pipeline injection needle, into blood vessel
Road injection needle and blood circulation pulser, the blood circulation pulser include shell, rotating disk, variable-frequency motor, cycle
Pump, conduit support seat, pressure pipe roller and PLC controller, the shell are equipped with circulating pump, variable-frequency motor and conduit support seat, institute
State circulating pump, variable-frequency motor is connected with PLC controller respectively, the output shaft of the variable-frequency motor is equipped with rotating disk, described
Rotating disk periphery circumference array is set there are two pressure pipe axis, and the pressure pipe roller, which is sleeved in pressure roller shaft and is fixed through bearing and pressure pipe axis, to be connected
It connects, the external side of the rotating disk is equipped with into vessel support seat, described to correspond to rotating disk equipped with leading into vessel support seat side
Pipe brace groove and vessel perforation, the vessel perforation are located at conduit support groove both ends, and described passed through into blood conduit is led
Pipe perforate and the gap between conduit support groove and rotating disk after, one end is connected with into blood vessel road injection needle, the other end with go out
Blood vessel road injection needle is connected.
2. a kind of cerebral artery occlusion according to claim 1 recycles exchange device again, it is characterised in that the shell is equipped with
Semiconductor cooling device, the semiconductor cooling device are connected with PLC controller, and the semiconductor cooling device is equipped with blood
Liquid cooling tube road and temperature sensor are worn in the blood cooling line and are connected into blood conduit, and the temperature sensor is controlled with PLC
Device processed is connected.
3. a kind of cerebral artery occlusion cycle according to claim 1 exchange device again, it is characterised in that described on blood conduit
Equipped with Murphy type burette, the Murphy type burette is equipped with injection cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774992.2U CN207722222U (en) | 2017-06-29 | 2017-06-29 | Cerebral artery occlusion recycles exchange device again |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720774992.2U CN207722222U (en) | 2017-06-29 | 2017-06-29 | Cerebral artery occlusion recycles exchange device again |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207722222U true CN207722222U (en) | 2018-08-14 |
Family
ID=63090216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720774992.2U Expired - Fee Related CN207722222U (en) | 2017-06-29 | 2017-06-29 | Cerebral artery occlusion recycles exchange device again |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207722222U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096118A (en) * | 2017-06-29 | 2017-08-29 | 许祖闪 | Cerebral artery occlusion circulates exchange device again and again circulation method |
| CN109938753A (en) * | 2019-03-15 | 2019-06-28 | 中国人民解放军陆军军医大学第二附属医院 | A kind of blood-taking device |
-
2017
- 2017-06-29 CN CN201720774992.2U patent/CN207722222U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096118A (en) * | 2017-06-29 | 2017-08-29 | 许祖闪 | Cerebral artery occlusion circulates exchange device again and again circulation method |
| CN109938753A (en) * | 2019-03-15 | 2019-06-28 | 中国人民解放军陆军军医大学第二附属医院 | A kind of blood-taking device |
| CN109938753B (en) * | 2019-03-15 | 2021-06-25 | 中国人民解放军陆军军医大学第二附属医院 | Blood sampling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 Termination date: 20200629 |