CN205073380U - Blood circulation device - Google Patents
Blood circulation device Download PDFInfo
- Publication number
- CN205073380U CN205073380U CN201520802756.8U CN201520802756U CN205073380U CN 205073380 U CN205073380 U CN 205073380U CN 201520802756 U CN201520802756 U CN 201520802756U CN 205073380 U CN205073380 U CN 205073380U
- Authority
- CN
- China
- Prior art keywords
- blood
- filter
- circulation device
- exchanger
- vim
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model provides a blood circulation device, including vim and vigour interchanger, puncture pipe needle, vim and vigour exchange turn of tidal stream machine turn of tidal stream pump, first filter, second filter, heating constant temperature board and apparatus of oxygen supply, the vim and vigour interchanger includes blood flow incoming end, blood outflow end, oxygen incoming end and gas outgoing end, blood flow incoming end and blood outflow end connect the vascular way of kidney dialysis respectively, the oxygen incoming end and the apparatus of oxygen supply intercommunication of vim and vigour interchanger, the gas outgoing end of vim and vigour interchanger is open, blood circulation device can effectively improve the respiratory failure state, establishes theoretical foundation for the miniaturization and the production domesticization that promote external life support technology, is the serious respiratory failure's of treatment / correction adult safe and reliable's therapeutic equipment.
Description
Technical field
This utility model relates to a kind of armarium, especially a kind of blood circulation device.
Background technology
Along with the development of biomedical engineering, extracorporeal life support (ECLS) material and technique is in continuous renewal, and its clinical practice is also more and more extensive.It develops into the various ways such as the extracorporeal membrane oxygenation (ECMO) of blood vessel bypass, external carbon dioxide discharge from the extracorporeal circulation of cardiopulmonary bypass.Its range of application, by the breathing/circulatory support be only confined in cardiothoracic surgery, develops into the auxiliary treatment for incorrigible respiratory failures of conventional therapy such as mechanical ventilations (MV).Recently, the mechanical ventilation+extracorporeal membrane oxygenation Therapeutic mode of adult's severe respiratory failure, patient can benefit, and obtains positive findings.Mechanical ventilation acts on the lungs that body still can carry out gas exchange and carries out Breathing Suppotion, in MV+ECMO Therapeutic mode, in fact ECMO provides the gas exchange demand of not yet correcting respiratory failure under MV effect---ventilation defects part, Here it is be based upon small membrane areas, low blood flow rate, low gas transmission usefulness small-sized extracorporeal life back-up system carry out be grown up Respiration assistance, correct adult severe respiratory failure theoretical basis.
The miniaturization of ECMO system is one of direction of future studies and trial, and it can simplify vascular puncture, turn of tidal stream management technique effectively, reduces medical worker's labor intensity, reduces medical-risk.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of blood circulation device with shockproof function.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of blood circulation device, comprise blood-qi exchanger, puncture catheter needle, vim and vigour exchange turn of tidal stream machine turn of tidal stream pump, first filter, second filter, heated constant temperature plate and apparatus of oxygen supply, described blood-qi exchanger comprises blood and flows into end, blood outflow end, oxygen enters end and gas discharge end, described blood flows into end and is connected Rend dialysis blood vessel road respectively with blood outflow end, (the Rend dialysis blood line end that blood flows into end side is drain end to the end on every root Rend dialysis blood vessel road, the Rend dialysis blood line end of blood outflow end side is backflow end) connect described puncture catheter needle respectively, the pump line positive direction that described vim and vigour exchange turn of tidal stream machine turn of tidal stream pump is installed and is connected with flowing into hold with the blood of blood-qi exchanger by described Rend dialysis blood vessel road, flowing into described blood holds the Rend dialysis blood vessel road be connected to be provided with the first filter, this first filter connects puncture catheter needle (drain end), the Rend dialysis blood vessel road be connected with described blood outflow end is provided with the second filter, this second filter connects another puncture catheter needle (backflow end), described Rend dialysis blood vessel an outpost of the tax office connects is fixed on described heated constant temperature plate, the oxygen of described blood-qi exchanger enters end and is communicated with apparatus of oxygen supply, the gas discharge end of described blood-qi exchanger is open.
Preferably, above-mentioned blood circulation device, the blood of the nearly described blood-qi exchanger of described heated constant temperature plate flows into the Rend dialysis blood line end of end side (backflow end) and arranges.
Preferably, above-mentioned blood circulation device, described Rend dialysis blood vessel road is BaxterEF530 type Rend dialysis blood vessel road.
Preferably, above-mentioned blood circulation device, also comprises fixed fastener, and described blood-qi exchanger, the first filter and the second filter are fixed on described fixed fastener respectively.
Preferably, above-mentioned blood circulation device, described first filter is provided with manometer.
Preferably, above-mentioned blood circulation device, described second filter is provided with manometer.
Preferably, above-mentioned blood circulation device, described second filter is provided with bubble perceptron.
Preferably, above-mentioned blood circulation device, described blood-qi exchanger comprises the expanding bulging end forming Opposite direction connection barrel interface respectively in concentric circular cylindrical shell two ends, two bulging ends respectively affixed central authorities form the end cap of end cap interface, barrel interface and end cap interface are managed outer keeping at a certain distance away and are formed female thread trocar sheath, the polypropylene hollow fiber (application number: 200620025681.8) of cylindrical shell content and its longer axis parallel in communicating with cylindrical shell.
This utility model structure has following beneficial effect:
Above-mentioned blood circulation device, can effectively improve respiratory failure state, and the miniaturization promoting extracorporeal life to support and production domesticization based theoretical are the safe and reliable therapeutic equipments for the treatment of/correcting adult's severe respiratory failure.
Accompanying drawing explanation
Fig. 1 is the structural representation of blood circulation device described in the utility model.
In figure: 1-blood-qi exchanger, wherein, 1. blood outflow end 2. blood flow into and hold 3. oxygen to enter to hold the 4. gas discharge end 2-catheter needle 3-vim and vigour that puncture to exchange turn of tidal stream machine turn of tidal stream pump 4-first filter 5-second filter 6-heated constant temperature plate 7-apparatus of oxygen supply 78-bubble perceptron 9-manometer
Detailed description of the invention
For further illustrating this utility model, accompanying drawing is now coordinated to be described in detail:
As shown in Figure 1, described blood circulation device, comprise blood-qi exchanger 1, puncture catheter needle 2, vim and vigour exchange turn of tidal stream machine turn of tidal stream pump 3, first filter 4, second filter 5, fixed fastener (figure slightly), heated constant temperature plate 6 and apparatus of oxygen supply 7, described blood-qi exchanger comprises blood and flows into end 2., blood outflow end 1., oxygen enter end 3. with gas discharge end 4., described blood flows into end and is connected BaxterEF530 type Rend dialysis blood vessel road respectively with blood outflow end, (the Rend dialysis blood line end that blood flows into end side is drain end to the end on every root Rend dialysis blood vessel road, the Rend dialysis blood line end of blood outflow end side is backflow end) connect described puncture catheter needle respectively, the pump line positive direction that described vim and vigour exchange turn of tidal stream machine turn of tidal stream pump is installed and is connected with flowing into hold with the blood of blood-qi exchanger by described Rend dialysis blood vessel road, enter end at pump line during use and give topping up seam connection normal saline 2000ml, with 100-150ml/min flow start turn of tidal stream pump carry out blood vessel road and BGE give fill purging after for subsequent use, flowing into described blood holds the Rend dialysis blood vessel road be connected to be provided with the first filter, this first filter is provided with manometer 9, this first filter connects puncture catheter needle (drain end), the Rend dialysis blood vessel road be connected with described blood outflow end is provided with the second filter, this second filter is provided with manometer 9, simultaneously, described second filter is provided with bubble perceptron 8, when occurring bubble alarm and shutting down, this second filter connects another puncture catheter needle (backflow end), described Rend dialysis blood vessel an outpost of the tax office connects is fixed on described heated constant temperature plate, the blood of the nearly described blood-qi exchanger of this heated constant temperature plate flows into Rend dialysis blood line end (backflow end) setting of end side, described blood-qi exchanger, first filter and the second filter are fixed on described fixed fastener respectively, the oxygen of described blood-qi exchanger enters end and is communicated with apparatus of oxygen supply and accesses pure oxygen, the gas discharge end of described blood-qi exchanger is open.
The blood-qi exchanger that above-mentioned blood circulation device adopts is structure in application number 200620025681.8, comprise the expanding bulging end forming Opposite direction connection barrel interface respectively in concentric circular cylindrical shell two ends, two bulging ends respectively affixed central authorities form the end cap of end cap interface, barrel interface and end cap interface are managed outer keeping at a certain distance away and are formed female thread trocar sheath, the polypropylene hollow fiber of cylindrical shell content and its longer axis parallel in communicating with cylindrical shell.This blood-qi exchanger is with longitude and latitude Weaving type hydrophobic polypropylene doughnut for functional material, and design film developable surface amasss 0.6m
2around rolling, be filled in the cylinder that the medical macromolecular materials equal with its periphery make closely, the cutting of its cylinder two ends is prolonged smooth after the medical grade capped material hermetically drying of two ends, two ends device end cap, every end cap central authorities arrange an interface communicated with polypropylene hollow fiber tube chamber respectively, as the entering of blood or gas, export; The upper and lower two ends of the cylinder side wall also interface that communicates with polypropylene hollow fiber tube wall of device respectively, as the entering of blood or gas, exports.When blood in polypropylene hollow fiber tube chamber by time (in walk blood), the interface of two upper and lower end cap central parts is also done the entering of blood respectively, is exported.The interface of cylinder side wall upper and lower end is done the entering of oxygen respectively, is exported, and it is contrary that blood flow direction and oxygen pass into direction; When blood is when polypropylene hollow fiber tube chamber passes through outward (external blood circulation), the interface of cylinder side wall upper/lower terminal is also done the entering of blood respectively, is exported, the interface of two end cap central authorities also enters as oxygen respectively, exports, and it is contrary that blood flow direction and oxygen pass into direction.
Set up laboratory animal respiratory failure model, laboratory animal selects healthy adult male hybrid dog, and body weight 25 ~ 35kg (experimental animal feeding station, Jinnan District, Tianjin provides), makes laboratory animal PaCO
2rise, PaO
2decline.Meanwhile veins of upper extremity sets up venous access.Stock artery and vein thrusts 16 respectively
#puncture catheter needle, sews up fixing.Femoral artery puncture does blood drainage use, and femoral venous puncture is done blood backflow and used.As for V-V turn of tidal stream is then in femoral vein drain, veins of upper extremity refluxes, another retained needle puncture femoral artery does Blood-gas Analysis Sampling and uses, blood flow 200-250ml/min is passed in BGE, oxygen flow 3L/min, turn of tidal stream starts rear every 10min, 30min, 60min, 90min ... gather ABS and send blood gas analysis.
In V-V mode turn of tidal stream, its PaO
2by 25.80 ± 0.24mmHg at the end of modeling, 45.46 ± 0.85mmHg is brought up to during turn of tidal stream 90min, 59.60 ± 0.78mmHg is brought up to 210min, corresponding oxygen content, by before turn of tidal stream, 6.17 ± 0.12ml/dl of baseline rises to 17.40 ± 0.08ml/dl, blood oxygen saturation rises to 90.57 ± 0.45% by 29.10 ± 0.57%, corrects hypoxemia substantially.And carbon dioxide removal aspect, PaCO
278.73 ± the 0.42mmHg initial by turn of tidal stream, to being reduced to 40.80 ± 0.78mmHg, to during turn of tidal stream 210min being 33.13 ± 0.37mmHg, TCO during turn of tidal stream 90min
219.90 ± 0.08mmol/L is down to by 25.73 ± 0.21mmol/L.The experiment of this group corrects hypoxemia and hypercapnia substantially to during turn of tidal stream 210min, reaches the object of Respiration assistance treatment respiratory failure.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from this utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. a blood circulation device, it is characterized in that: comprise blood-qi exchanger, puncture catheter needle, vim and vigour exchange turn of tidal stream machine turn of tidal stream pump, first filter, second filter, heated constant temperature plate and apparatus of oxygen supply, described blood-qi exchanger comprises blood and flows into end, blood outflow end, oxygen enters end and gas discharge end, described blood flows into end and is connected Rend dialysis blood vessel road respectively with blood outflow end, the end on every root Rend dialysis blood vessel road connects described puncture catheter needle respectively, the pump line positive direction that described vim and vigour exchange turn of tidal stream machine turn of tidal stream pump is installed and is connected with flowing into hold with the blood of blood-qi exchanger by described Rend dialysis blood vessel road, flowing into described blood holds the Rend dialysis blood vessel road be connected to be provided with the first filter, this first filter connects puncture catheter needle, the Rend dialysis blood vessel road be connected with described blood outflow end is provided with the second filter, this second filter connects another puncture catheter needle, described Rend dialysis blood vessel an outpost of the tax office connects is fixed on described heated constant temperature plate, the oxygen of described blood-qi exchanger enters end and is communicated with apparatus of oxygen supply, the gas discharge end of described blood-qi exchanger is open.
2. blood circulation device according to claim 1, is characterized in that: the blood of the nearly described blood-qi exchanger of described heated constant temperature plate flows into the Rend dialysis blood line end setting of end side.
3. blood circulation device according to claim 1, is characterized in that: described Rend dialysis blood vessel road is BaxterEF530 type Rend dialysis blood vessel road.
4. blood circulation device according to claim 1, is characterized in that: also comprise fixed fastener, and described blood-qi exchanger, the first filter and the second filter are fixed on described fixed fastener respectively.
5. blood circulation device according to claim 1, is characterized in that: described first filter is provided with manometer.
6. blood circulation device according to claim 1, is characterized in that: described second filter is provided with manometer.
7. blood circulation device according to claim 1, is characterized in that: described second filter is provided with bubble perceptron.
8. blood circulation device according to claim 1, it is characterized in that: described blood-qi exchanger comprises the expanding bulging end forming Opposite direction connection barrel interface respectively in concentric circular cylindrical shell two ends, two bulging ends respectively affixed central authorities form the end cap of end cap interface, barrel interface and end cap interface are managed outer keeping at a certain distance away and are formed female thread trocar sheath, the polypropylene hollow fiber of cylindrical shell content and its longer axis parallel in communicating with cylindrical shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802756.8U CN205073380U (en) | 2015-10-16 | 2015-10-16 | Blood circulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802756.8U CN205073380U (en) | 2015-10-16 | 2015-10-16 | Blood circulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205073380U true CN205073380U (en) | 2016-03-09 |
Family
ID=55425827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520802756.8U Expired - Fee Related CN205073380U (en) | 2015-10-16 | 2015-10-16 | Blood circulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205073380U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003522A (en) * | 2018-10-12 | 2018-12-14 | 中国人民解放军海军军医大学海军医学研究所 | Decompression sickness simulates people |
| CN109192033A (en) * | 2018-10-12 | 2019-01-11 | 中国人民解放军海军军医大学海军医学研究所 | A kind of human decompression's disease simulation model and its construction method |
-
2015
- 2015-10-16 CN CN201520802756.8U patent/CN205073380U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109003522A (en) * | 2018-10-12 | 2018-12-14 | 中国人民解放军海军军医大学海军医学研究所 | Decompression sickness simulates people |
| CN109192033A (en) * | 2018-10-12 | 2019-01-11 | 中国人民解放军海军军医大学海军医学研究所 | A kind of human decompression's disease simulation model and its construction method |
| CN109003522B (en) * | 2018-10-12 | 2021-10-22 | 中国人民解放军海军军医大学海军医学研究所 | Decompression sickness dummy |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11246782B2 (en) | Systems, methods, and devices for artificial placentas and amniotic bed incubators | |
| CN205073380U (en) | Blood circulation device | |
| CN206995299U (en) | A kind of Nephrology dept.'s tourniquet | |
| CN207614166U (en) | A kind of adherence hemodialysis conduit | |
| CN205268803U (en) | Two bags partial circulation pouring guide pipe for ECMO | |
| CN201921182U (en) | Double-cavity peritoneal dialysis tube | |
| CN204932415U (en) | A kind of peritoneal dialysis external short tube fixing protection belt | |
| CN205108518U (en) | Novel peritoneal dialysis transfusion system | |
| CN211535895U (en) | Hemodialysis device | |
| CN206081172U (en) | Blood purifies venous pipeline during EMCO | |
| CN204766769U (en) | On --spot blood rewarming device for first aid | |
| CN207627656U (en) | The soft needle of disposable dialysis safety | |
| CN205964590U (en) | Hemodialyzer | |
| CN215961705U (en) | Temporary intubation fixing device for neck of hemodialysis patient | |
| CN215308950U (en) | Fish cheek type extracorporeal circulation oxygenator system | |
| CN215068728U (en) | Blood purification operation training teaching aid capable of being used by multiple persons simultaneously | |
| CN108310504A (en) | A kind of vena cave retroperfusion pipe and its application method | |
| CN210056940U (en) | Multifunctional ECMO circulating pipeline | |
| CN206404093U (en) | A kind of auxiliary circulation two-way arterial duct, control system | |
| CN205903469U (en) | Left side heart exhaust apparatus | |
| CN206081178U (en) | Novel blood purifies device | |
| CN209004863U (en) | Hinder bacterial type positive pressure capsule connector | |
| CN210873413U (en) | Infusion apparatus for hemodialysis | |
| CN110090328A (en) | A kind of peritoneal dialysis catheters | |
| CN214017758U (en) | Novel internal fistula puncture needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160309 Termination date: 20161016 |