CN101156971A - A disposable blood plasma separation bag - Google Patents
A disposable blood plasma separation bag Download PDFInfo
- Publication number
- CN101156971A CN101156971A CNA2007100500924A CN200710050092A CN101156971A CN 101156971 A CN101156971 A CN 101156971A CN A2007100500924 A CNA2007100500924 A CN A2007100500924A CN 200710050092 A CN200710050092 A CN 200710050092A CN 101156971 A CN101156971 A CN 101156971A
- Authority
- CN
- China
- Prior art keywords
- blood
- bag
- blood plasma
- plasma
- separating
- 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.)
- Pending
Links
Images
Abstract
The invention discloses a plasma separating bag which is matched with a blood separating machine to be used, and the plasma separating bag is mainly used to separate components from the blood of a blood donor; the invention comprises an airlocked bag body, a whole blood inlet opening, a poor component plasma outlet opening and a rich component plasma outlet opening. The internal space of the bag body is divided into an upper cavity and a lower cavity through an L-shaped thermal synthesis separation line in the bag body, the upper cavity and the lower cavity are integrally communicated, the other ends of the upper cavity and the lower cavity are insolated, the rich component plasma outlet opening is positioned on the end part of the lower cavity, namely, the tail end of a rich component plasma flow route, the whole blood inlet opening and the poor component plasma outlet opening are positioned at the upper end of the upper cavity, the internal space of the bag body is divided into the upper cavity and the lower cavity through the L-shaped thermal synthesis separation line in the bag body, the separating structure can well and effectively separate the poor component plasma and the rich component plasma, and the structure is simpler and more compact; in addition, the invention changes the original two time separation way to lead the once separation of the blood to be accomplished and to greatly reduce the separating time.
Description
Technical field
The present invention relates to a kind of disposable medical consumption apparatus, the specifically a kind of and matching used blood plasma separation bag of blood separator is mainly used in separated plasma composition from blood donor's blood.
Background technology
At present, the method of traditional collection blood plasma is with separating cup type collection, generally form with the matching used blood plasma separation bag of blood separator by separation bag and collecting bag two parts, wherein separation bag comprises bag, the whole blood inlet, plasma fraction (poor composition) outlet that the plasma fraction that density is bigger (rich composition) outlet and density are less, be that blood centrifugalize in separation bag is gone out the bigger composition of density, it mainly is erythrocyte, again these heavy compositions are collected in the collecting bag, carry out the centrifugalize second time, the less poor blood plasma of isolated once more density withdraws from the collecting bag composition merging less with the density of separating for the first time in separation bag, be defeated by human body.This separate mode complexity, acquisition time is longer, in addition, the blood of human body composition compares permutatation according to it, be respectively erythrocyte, leukocyte, lymphocyte, platelet and blood plasma, only can import its desirable ingredients as required in the medical treatment to patient, such as, separating plasma need only be come out be defeated by patient, remainder is fed back to the blood donor, and is so more scientific and reasonable, both looked after patient's needs, having guaranteed the healthy of blood donor again to greatest extent, is a kind of saving to blood medicine source.But, regrettably, all do not adopt this scheme in the prior art, such as, in the Chinese patent 200420082755.2 and 200420039692.2, all do not solve the disposable problem of isolating utility, the isolating construction complexity, it is long to separate required time.
Summary of the invention
The objective of the invention is to overcome the shortcoming of above-mentioned prior art and a kind of and the matching used blood plasma separation bag of blood separator be provided, it can carry out disposable separation to blood, isolate blood plasma and feedback blood donor's rich composition blood plasma, and simple and compact for structure.
The object of the present invention is achieved like this:
Disposable use blood plasma separation bag, comprise airtight bag, whole blood inlet, poor composition blood plasma outlet, the outlet of rich composition blood plasma, in bag, the bag inner space is divided into upper and lower two cavitys by one " L " type thermal synthesis shielding wire, upper and lower two cavity one ends are communicated with, the other end is isolated, rich composition blood plasma outlet is positioned at the lower chamber end, the rearmost end of promptly rich composition blood plasma glide path, and whole blood inlet and poor composition blood plasma outlet are positioned at the upper end of upper cavity.
In order to improve separating effect, as improvement of the present invention, between whole blood inlet and poor composition blood plasma outlet, also be provided with a guide pad, be mainly used in the glide path that enters the blood in the separation bag and lead, make it present " L " type glide path.
Operation principle of the present invention is as follows:
Enter the upper cavity of separation bag when whole blood after, the blood constituent of greater density mainly is erythrocyte, leukocyte, platelet, under action of centrifugal force, to the outside of separation bag hematocrit, is sink in the lower chamber, withdraws from separation bag by rich composition blood plasma outlet then; And the less composition of density mainly is a blood plasma, withdraws from separation bag by poor composition blood plasma outlet.
The present invention has following advantage than prior art:
Because the present invention is divided into upper and lower two cavitys by one " L " type thermal synthesis shielding wire with the bag inner space in bag, this isolating construction has substituted original two bags of isolating constructions, can well poor, rich composition blood plasma be separated effectively, structure is simple more compact; In addition, it has changed original twice separate mode, make disposable being accomplished of separation of blood, shortened disengaging time widely, separating plasma is come out, remainder is fed back to the blood donor, more scientific and reasonable, both isolated blood plasma effectively, guaranteed the healthy of blood donor again to greatest extent, blood medicine source has been accomplished to save to greatest extent.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation that adopts plasma separator of the present invention.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
As can be known from Fig. 1, disposable use blood plasma separation bag, comprise airtight bag 1, whole blood inlet 2, poor composition blood plasma outlet 3, rich composition blood plasma outlet 4, in bag, the bag inner space is divided into upper and lower two cavitys 6 and 7 by one " L " type thermal synthesis shielding wire 5, upper cavity 6, lower chamber 7 one ends are communicated with, the other end is isolated, rich composition blood plasma outlet 4 is positioned at lower chamber 7 ends, be the rearmost end of rich composition blood plasma glide path, whole blood inlet 2 and poor composition blood plasma outlet 3 are positioned at the upper end of upper cavity 6.
In order to improve separating effect, as improvement of the present invention, between whole blood inlet 2 and poor composition blood plasma outlet 3, also be provided with a guide pad 8, be mainly used in the glide path that enters the blood in the separation bag and lead, make it present " L " type glide path.
The present invention is used for plasma separator, as shown in Figure 2, hemostix 9 is connected with threeway 10, one end of threeway 10 is connected with anticoagulant pipeline 24, the other end of threeway 10 connects blood sampling pipeline 11, the other end of blood sampling pipeline 11 connects blood filter 12, the other end of blood filter 12 has two interfaces, an interface connects pressure monitor 13 and flexible pipe 14, anchor clamps 15 are housed on the flexible pipe 14, another interface is connected with pump line 16, pump line 16 other ends are connected with product type threeway 17, one end interface of product type threeway 17 with advance blood vessel 18 and be connected, advancing blood vessel 18 is connected with the whole blood inlet 2 of separation bag of the present utility model, another interface of product type threeway 17 is connected with another product type threeway 19 by flexible pipe, one interface of product type threeway 19 is connected with erythrocyte bag 20 by flexible pipe, the other end of product type threeway 19 is connected with the rich composition blood plasma outlet 4 of blood plasma separation bag by erythrocyte pipe 23, plasma bags 21 is received pipe 22 by blood plasma and is connected with the poor composition blood plasma outlet 3 of blood plasma separation bag, and wherein the plasma collection pipe 22, advance blood vessel 18, erythrocyte pipe 23 tee pipe are connected on the centrifugalize bag by multi-lumen tube 25.Above-mentioned each pipeline is by the peristaltic pump of intelligent sampled plasma machine, under the control of peristaltic pump and electromagnetic switch, flowing of control blood and component liquids thereof, centrifuge by intelligent sampled plasma machine drives the separation bag rotation, the blood that enters in the separation bag is carried out separating plasma, collect poor composition blood plasma by plasma bags 21, collect rich composition blood plasma by erythrocyte bag 20.
Claims (2)
1. disposable use blood plasma separation bag, comprise airtight bag, whole blood inlet, poor composition blood plasma outlet, the outlet of rich composition blood plasma, it is characterized in that in bag, the bag inner space being divided into upper and lower two cavitys by one " L " type thermal synthesis shielding wire, upper and lower two cavity one ends are communicated with, the other end is isolated, rich composition blood plasma outlet is positioned at the lower chamber end, and whole blood inlet and poor composition blood plasma outlet are positioned at the upper end of upper cavity.
2. blood plasma separation bag according to claim 1 is characterized in that also being provided with a guide pad between whole blood inlet and poor composition blood plasma outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100500924A CN101156971A (en) | 2007-09-21 | 2007-09-21 | A disposable blood plasma separation bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100500924A CN101156971A (en) | 2007-09-21 | 2007-09-21 | A disposable blood plasma separation bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101156971A true CN101156971A (en) | 2008-04-09 |
Family
ID=39305287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100500924A Pending CN101156971A (en) | 2007-09-21 | 2007-09-21 | A disposable blood plasma separation bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101156971A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103191480A (en) * | 2012-01-09 | 2013-07-10 | 金卫医疗科技(上海)有限公司 | Method for increasing blood plasma extraction purity during continuous centrifugal blood separation |
-
2007
- 2007-09-21 CN CNA2007100500924A patent/CN101156971A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103191480A (en) * | 2012-01-09 | 2013-07-10 | 金卫医疗科技(上海)有限公司 | Method for increasing blood plasma extraction purity during continuous centrifugal blood separation |
| CN103191480B (en) * | 2012-01-09 | 2015-05-20 | 金卫医疗科技(上海)有限公司 | Method for increasing blood plasma extraction purity during continuous centrifugal blood separation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3086859B2 (en) | Apparatus for administration of anticoagulant to platelet suspension of blood separator | |
| US10821220B2 (en) | Continuous flow separation chamber with optical sensor | |
| JP3062662B2 (en) | Apparatus for administration of anticoagulant to erythrocyte suspension of blood separator | |
| AU675547B2 (en) | Single needle recirculation system for harvesting blood components | |
| US20130280342A1 (en) | System and Method for Collecting Platelets and Anticipating Plasma Return | |
| CN103028154B (en) | A kind of platelet separation bag and the hematoblastic method of manual separation | |
| CN201079592Y (en) | Disposable blood plasma separation bag | |
| CN2735985Y (en) | Disposable blood cell separating device | |
| CN201205379Y (en) | Disposable closed single blood-sampling blood cell separator | |
| CN101156971A (en) | A disposable blood plasma separation bag | |
| CN201205377Y (en) | Disposable single blood-sampling blood cell separator | |
| CN203777714U (en) | Platelet-rich plasma separation enrichment device | |
| CN103800954B (en) | A kind of low capacity blood ingredient separator | |
| CN205494504U (en) | Autologous red blood cell collection system | |
| CN203852650U (en) | Single-pump centrifugal erythrocyte removal and collection device | |
| CN203139200U (en) | Eliminating type red blood cell single collecting device | |
| CN208839092U (en) | A kind of platelet rich plasma separator | |
| CN209019542U (en) | It is a kind of to acquire the device separated with ingredient for bleeding of the umbilicus, placental blood and peripheral blood | |
| CN2339156Y (en) | Consumption apparatus for collecting and separating blood cells and blood plasma | |
| CN201987943U (en) | Disposable hemapheresis blood component separator | |
| CN219071515U (en) | Plasma separator with fat filter | |
| CN201399113Y (en) | Blood ingredient separator | |
| CN214599789U (en) | Platelet-rich plasma preparation device | |
| CN109568690A (en) | Disposable acquisition whole blood separation PRP filters Leukapheresis devices | |
| CN2703527Y (en) | Blood platelet separator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080409 |