CN106215260A - A kind of negative pressure device for pulsation circulatory assit - Google Patents
A kind of negative pressure device for pulsation circulatory assit Download PDFInfo
- Publication number
- CN106215260A CN106215260A CN201610769284.XA CN201610769284A CN106215260A CN 106215260 A CN106215260 A CN 106215260A CN 201610769284 A CN201610769284 A CN 201610769284A CN 106215260 A CN106215260 A CN 106215260A
- Authority
- CN
- China
- Prior art keywords
- blood
- negtive
- negative pressure
- blood pool
- liquid level
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/50—Details relating to control
Abstract
A kind of negative pressure device for pulsation circulatory assit, this negative pressure device includes storing up blood pool, negtive-pressure implement, liquid level meter, controller, control panel；Described negtive-pressure implement is arranged on described storage blood pool upper surface and deviates into blood vessel, and described liquid level meter is arranged in storage blood pool cavity, and negtive-pressure implement, liquid level meter are connected with controller respectively, and controller is connected with control panel.By deviateing in storage blood pool upper surface, one negtive-pressure implement is set into blood vessel, liquid level meter is installed in cavity, effectively can provide sufficient and stable blood source for assist circulation system, set liquid level safety value and peak the most on the control panel, can realize the accurate control of blood content in storage blood pool afterwards, this apparatus structure is simple, easy to use, will not produce blood and pollute.
Description
Technical field
The present invention relates to circulatory aid field, be specifically related to a kind of negative pressure device for pulsation circulatory assit.
Background technology
Along with developing rapidly of department of cardiac surgery, the hurried increase of quantity of cardiac operation under direct vision, wherein significant heart disease patient
The most proportional rising.According to statistics, there is serious Low cardiac output syndrome in the patient that there are about 1% after cardiac operation under direct vision, although
Use various vasoactive agent and intra aortic balloon counterpulsation (Intra AortiCBalloonPump, IABP) still can not take off
In vitro outer circulation, needs assist to carry out heart assistance, in order to withdraw extracorporeal circulation, promotes myocardial function to recover.?
During Acute Myocardial Infarction Complicated with Cardiogenic Shock, even if drug application even IABP, its mortality rate is still up to 60%-80%.Make
This kind of Blood of Patients hydromechanics then may be made with assist to be stabilized, thus perform the operation, it is thus achieved that bigger existence
Chance.Heart transplantation is worldwide extensively carried out rapidly at present, and operation quantity substantially increases, and survival rate also improves constantly,
Make one for the treatment of maximally effective means of endstage cardiac insufficiency.But, it is that heart transplant operation is extensively opened for heart deficiency
The biggest obstacle of exhibition.Use assist to carry out heart assistance, can be to wait that the patient for the heart breaks away from heart failure.From
And the acquisition more sufficient time wins suitably for the heart.Additionally, using heart assistance circulation is that current solution supplies the heart not enough
One of important means.In recent years, heart-assist device is being updated in addition perfect, and new product continues to bring out, and many produces
The own commercialization of product, functional, use safety.Heart assistance circulation is no matter as remedy measures or as the mistake of heart transplantation
All oneself achieves significant progress to cross support, makes patient's condition of illness of heart failure be obviously improved, and quality of life significantly improves,
Many patients can go home to enjoy normal life after applying heart assistance between waiting for heart stage, it might even be possible to resumes work.
Suction produced by simple dependence heart assistance blood circulation is difficult to blood drainage to external, it is necessary to by specially
The negative pressure device of door provides enough and stable the normal of blood guarantee system to work for blood circulation.
Summary of the invention
The technical problem to be solved is to overcome existing technical deficiency, it is provided that a kind of for pulsation circulation
The negative pressure device of auxiliary.
The technical problem to be solved uses following technical scheme to realize:
A kind of negative pressure device for pulsation circulatory assit, this negative pressure device include store up blood pool, negtive-pressure implement, liquid level meter,
Controller, control panel；Described negtive-pressure implement is arranged on described storage blood pool upper surface and deviates into blood vessel, and described liquid level meter is arranged on
In storage blood pool cavity, negtive-pressure implement, liquid level meter are connected with controller respectively, and controller is connected with control panel.
Described storage blood pool lower end goes out to be sequentially installed with on blood vessel butterfly valve, check valve, is going out blood vessel end with artificial atrium even
Connecing, artificial atrium is connected with artificial ventricle by artificial atrioventricular valves (A V valves).
Thering is provided sufficient and stable blood source by this storage blood pool for artificial atrium and artificial ventricle, storage blood pool can be to justify
Shape, square or oval, its upper end is connected with blood vessel and by the blood drainage in human body to this storage blood pool, owing to blood stores up
Exist below storage blood pool, negtive-pressure implement is set at cavity above it and makes negtive-pressure implement operationally blood will not enter negtive-pressure implement
In, negtive-pressure implement can be air-cylinder type or vacuum pump type, arranges semipermeable membrane at negtive-pressure implement with storage blood pool junction, and semipermeable membrane allows
Gas passes through, but blood can not pass through, and enters negtive-pressure implement by the anti-Hemostatic Oral Liquid of semipermeable membrane further.
Set on the control panel by liquid level meter and store up liquid level safety value and peak in blood pool, when blood liquid level is less than peace
During total head, controller sends negtive-pressure implement startup order, and negtive-pressure implement work also produces a negative pressure thus by internal blood in storage blood pool
Suck storage blood pool, when in liquid level meter records storage blood pool, liquid level sends signal to controller when reaching peak, and controller sends negative
Depressor is ceased and desisted order, thus negtive-pressure implement quits work.Artificial atrium passes the signal along to controller when diastole, and controller sends
Opened butterfly valve order, butterfly valve is opened, and stores up the blood in blood pool and enters artificial atrium, then enters into people by the diastole of artificial ventricle
Work ventricle.
The invention have the benefit that by deviateing and arrange a negtive-pressure implement in storage blood pool upper surface into blood vessel, peace in cavity
Dress liquid level meter, it is possible to effectively provide sufficient and stable blood source for assist circulation system, sets liquid simultaneously on the control panel
Face safety value and peak, can realize afterwards to the accurate control of blood content in storage blood pool, and this apparatus structure is simple, user
Just, blood will not be produced pollution.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot
Conjunction is specifically illustrating, and the present invention is expanded on further.
As it is shown in figure 1, a kind of negative pressure device for pulsation circulatory assit, people is passed through in artificial ventricle 1 and artificial atrium 2
Work atrioventricular valves (A V valves) connects, and enters to be respectively arranged with on blood vessel check valve 7, butterfly valve 8 above artificial atrium 2, butterfly valve 8 and controller 9
Connecting, be provided above storing up blood pool 3 at butterfly valve 8, storage blood pool 3 is for providing sufficient and stable for artificial atrium 2 and artificial ventricle 1
Blood source, storage blood pool 3 can be circular, square or oval, its upper end is connected with blood vessel and by the blood drainage in human body
To this storage blood pool, deviate in storage blood pool 3 upper surface and negtive-pressure implement 5 is set at blood vessel, owing to blood storage is storing up blood pool 3 times
Side, arranges negtive-pressure implement 5 above it and negtive-pressure implement 5 operationally blood will not be entered in negtive-pressure implement at cavity, negtive-pressure implement 5 can
Thinking air-cylinder type or vacuum pump type, and be connected with controller 9 by wire, controller 9 is connected with control panel 10, in negative pressure
Device 5 arranges semipermeable membrane 6 with storage blood pool 3 junction, and semipermeable membrane 6 allows gas to pass through, but blood can not pass through, further by half
The anti-Hemostatic Oral Liquid of permeable membrane 6 enters negtive-pressure implement 5.
Installing liquid level meter 4 in storage blood pool 3, liquid level meter 4 is connected with controller 9, is set on the control panel by liquid level meter 4
Surely liquid level safety value and peak in storage blood pool 3, when blood liquid level is less than safety value, controller 9 sends negtive-pressure implement 5 startup life
Order, negtive-pressure implement 5 works and produces a negative pressure in storage blood pool 3 thus by internal blood suction storage blood pool, when liquid level meter 4 records storage
Sending signal to controller 6 when liquid level reaches peak in blood pool 3, controller 6 sends negtive-pressure implement 5 and ceases and desist order, thus negative pressure
Device 5 quits work.Artificial atrium 2 passes the signal along to controller 9 (being not drawn in figure) when diastole, and controller sends unlatching butterfly
Valve 7 is ordered, and butterfly valve 7 is opened, and the blood in storage blood pool 3 enters artificial atrium 2, then enters into people by the diastole of artificial ventricle 1
Work ventricle.
The ultimate principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The technology of the industry
The personnel only present invention it should be appreciated that the present invention is not restricted to the described embodiments, described in above-described embodiment and description
Preference, be not intended to limit the present invention, without departing from the spirit and scope of the present invention, the present invention also has various
Changes and improvements, these changes and improvements both fall within scope of the claimed invention.Claimed scope is by institute
Attached claims and equivalent thereof define.
Claims (4)
1. the negative pressure device for pulsation circulatory assit, it is characterised in that: this negative pressure device includes storing up blood pool, negative pressure
Device, liquid level meter, controller, control panel；Described negtive-pressure implement is arranged on described storage blood pool upper surface and deviates into blood vessel, described liquid
Face meter is arranged in storage blood pool cavity, and negtive-pressure implement, liquid level meter are connected with controller respectively, and controller is connected with control panel.
A kind of negative pressure device for pulsation circulatory assit, it is characterised in that: described negtive-pressure implement
Storage blood pool junction is provided with semipermeable membrane, and described semipermeable membrane allows gas can not be passed through by blood.
A kind of negative pressure device for pulsation circulatory assit, it is characterised in that: described storage
Blood pool lower end goes out to be sequentially installed with on blood vessel butterfly valve, check valve, is connected with artificial atrium going out blood vessel end, and artificial atrium is passed through
Artificial atrioventricular valves (A V valves) is connected with artificial ventricle.
A kind of negative pressure device for pulsation circulatory assit, it is characterised in that: described storage
Blood pool is circular, square or oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610769284.XA CN106215260A (en) | 2016-08-29 | 2016-08-29 | A kind of negative pressure device for pulsation circulatory assit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610769284.XA CN106215260A (en) | 2016-08-29 | 2016-08-29 | A kind of negative pressure device for pulsation circulatory assit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106215260A true CN106215260A (en) | 2016-12-14 |
Family
ID=58072426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610769284.XA Withdrawn CN106215260A (en) | 2016-08-29 | 2016-08-29 | A kind of negative pressure device for pulsation circulatory assit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106215260A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111718843A (en) * | 2020-07-01 | 2020-09-29 | 上海市同济医院 | Balloon pulsation type perfusion culture system |
-
2016
- 2016-08-29 CN CN201610769284.XA patent/CN106215260A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111718843A (en) * | 2020-07-01 | 2020-09-29 | 上海市同济医院 | Balloon pulsation type perfusion culture system |
| CN111718843B (en) * | 2020-07-01 | 2023-06-20 | 上海市同济医院 | Balloon pulsating perfusion culture system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20161214 |