CN107080869B - A kind of blood platelet Saprolegniaceae applied to automatic blood component separator - Google Patents
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator Download PDFInfo
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- CN107080869B CN107080869B CN201710278035.5A CN201710278035A CN107080869B CN 107080869 B CN107080869 B CN 107080869B CN 201710278035 A CN201710278035 A CN 201710278035A CN 107080869 B CN107080869 B CN 107080869B
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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
- A61M1/02—Blood transfusion apparatus
- A61M1/0209—Multiple bag systems for separating or storing blood components
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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
- A61M1/38—Removing constituents from donor blood and storing or returning remainder to body, e.g. for transfusion
- A61M1/382—Optimisation of blood component yield
-
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0413—Blood
- A61M2202/0427—Platelets; Thrombocytes
Abstract
The invention discloses a kind of blood platelet Saprolegniaceaes applied to automatic blood component separator, it can be separated for blood platelet and more optimized operational method is provided, the automatic blood component separator includes preceding stripper plate, hanger, heat sealing head and inductive head, the separation method is: the blood taking bag of series weight containing Constant plasma D and Different Red cell weight Gn are centrifuged, squeezing blood taking bag makes red blood cell liquid level reach inductive head position, stripper plate moving distance makees absolute distance Hn before recording, according to blood platelet demand E, setting squeezes out plasma volume D1(D1=D-E), stripper plate continues to squeeze each blood taking bag until squeezing out the blood plasma of D1 amount before successively making, record the changing value relative distance △ n that each blood taking bag at this time corresponds to moving distance, by blood bag specification, absolute distance, the corresponding relationship of relative distance three forms program Software is imported for calling when detached job.The utility model has the advantages that the platelet product weight of preparation is consistent, blood platelet closeness difference is smaller.
Description
Technical field
The present invention relates to a kind of methods that blood platelet is automatically separated, especially a kind of to be applied to automatic blood component separator
Blood platelet Saprolegniaceae.
Background technique
Component blood transfusion saves blood source, with strong points, good effect because it has, and few side effects are convenient for storage and transport etc. excellent
Point, is clinically widely used, and component blood transfusion at present mainly has red blood cell transfusion, granulocyte infusion, platelet transfusion, blood
The forms such as slurry and plasma protein products infusion.With the rapid development of component blood transfusion, the demand to ingredient blood proposes higher
The requirement of standard, the equipment for being automatically separated different blood constituents at present has the product of commercialization on the market, using automation
The method of blood component separator separating red corpuscle and blood plasma has also occurred, but is applied to automatic blood component separation device
The method of Quantitative Separation blood platelet is not mature enough and stablizes.
Summary of the invention
The object of the present invention is to provide a kind of blood platelet Saprolegniaceae applied to automatic blood component separator, with
The automatic ration for carrying out blood platelet to the whole blood through centrifugation layering separates, and obtains constant weight, the small blood platelet of concentration difference
Product, it is characterised in that: (1) determine blood bag specifications and models, production blood plasma weight D is constant, and (n is nature to red blood cell weight Gn
Number, incremented by successively since 1) serial blood taking bag incremented by successively；(2) by the blood taking bag of the Gn of cell weight containing Different Red respectively at
20 °C are centrifuged 10 minutes with 3400 revs/min of revolving speeds, stratification after centrifugation；(3) (red cell volume is most for first blood taking bag of suspension
It is few) in the blood taking bag hanger of automatic blood component separator, the conduit between blood taking bag and A delta connection is sandwiched in the first heat
In syncephalon, the conduit between plasma bags and A delta connection is sandwiched in the second heat sealing head, leading between tunica albuginea bag and B delta connection
In in third heat sealing head, the conduit between Precerving liquid bag and C delta connection is sandwiched in the 4th heat sealing head pipe clamp, blood platelet bag and C
Conduit between delta connection is clamped by auxiliary implement, opening the first heat sealing head, the second heat sealing head, locking third heat sealing head,
4th heat sealing head, stripper plate squeezes blood taking bag until red blood cell interface rises in bag before operation automatic blood component separator makes
Suspend after inductive head, preceding stripper plate moving distance sets first time separated plasma amount D1, institute as absolute distance H1 to record at this time
The difference that D1 is blood plasma total weight D and the expected weight E for collecting blood platelet is stated, i.e. D1=D-E then proceedes to operation automatic blood
Component separator makes to stop after the blood plasma that blood taking bag squeezes out D1 weight, stripper plate moving distance L1, H1 and L1 before recording at this time
Difference as relative distance, be denoted as △ 1；(4) the rest may be inferred, replace Different Red cell weight blood taking bag, until it is all not
The acquisition corresponding absolute distance Hn and relative distance △ n of inductive head are reached with the blood taking bag of red blood cell weight Gn；(5) by blood
Bag specifications and models, the red blood cell weight Gn in blood taking bag, the corresponding of each weight corresponding absolute distance Hn and relative distance △ n are closed
It is program and the application systems software for importing automatic blood component separator that system, which compiles,；(6) during actual job, blood taking bag is hung
In in the blood taking bag hanger of automatic blood component separator, plasma bags hang on blood in bag hanger, and tunica albuginea bag hangs on side
In hanger, Precerving liquid bag is placed in top Precerving liquid bag seat and the conduit between blood taking bag and A delta connection is sandwiched in the first heat sealing head
Interior, the conduit between plasma bags and A delta connection is sandwiched in the second heat sealing head, the vessel clamp between tunica albuginea bag and B delta connection
In in third heat sealing head, the conduit between Precerving liquid bag and C delta connection is sandwiched in the 4th heat sealing head, blood platelet bag and C triangle
Conduit between connector is clamped by auxiliary implement, opens the first heat sealing head, the second heat sealing head, locks third heat sealing head and the 4th
Heat sealing head makes stripper plate before automatic blood component separator squeeze the inductive head that blood taking bag makes red blood cell liquid level reach setting, root
According to the specifications and models of be applicable in blood bag, corresponding absolute distance value at this time, automatic blood component separator according to imported program from
It is dynamic to determine that it is still necessary to mobile relative distances, and make before automatic blood component separator stripper plate move inward it is corresponding it is opposite away from
From；(7) the second heat sealing head and the 4th heat sealing head are locked, the first heat sealing head and third heat sealing head are opened, the preceding stripper plate continues
Ecto-entad movement squeezes blood plasma remaining in blood taking bag and tunica albuginea layer (i.e. blood platelet) into tunica albuginea bag, when the first heat sealing head
After detecting red blood cell, side hanger starts to count weight, and stripper plate stops movement before counting weight when reaching the target weight value G of setting,
The target value G is set according to practical blood transfusion, value be tunica albuginea weight E with the weight of a little red blood cell W's and, i.e.,
G=E+W；(8) the second heat sealing head and third heat sealing head are locked, the first heat sealing head is opened and the 4th heat sealing head, top squeeze plate is downward
Squeezing the Precerving liquid bag being placed on Precerving liquid bag seat enters Precerving liquid in blood taking bag, after having squeezed Precerving liquid, closes the first heat
Syncephalon and the 4th heat sealing head, open the second heat sealing head and third heat sealing head, preceding stripper plate from inside to outside it is mobile make in plasma bags and
Pipeline in plasma bags between tunica albuginea bag forms gas pressure, and the red blood cell in flushing pipeline makes completely into tunica albuginea bag；
(9) tunica albuginea bag 3 is centrifuged after ten minutes with 800 revs/min of revolving speeds, is squeezed in blood platelet bag 4 and obtain supernatant liquid, is weighed
Amount is the platelet product of E.
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator of the present invention, feature exist
In what the blood bag of different size model described in step 1) used should be the conjuncted blood bag of current blood treatment mechanism common five, respectively
The volume of bag is 400ml；
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator of the present invention, feature exist
According to the usual content ratio of blood plasma in blood of human body, 400ml blood bag employed in step 1), infused blood plasma weight be should be
150g is to the value that arbitrarily determines between 200g, and since 100g, the premenstrual stripper plate of red blood cell in blood taking bag squeezes red blood cell weight
Its liquid level is pressed to can reach the inductive head of be applicable in automatic blood component separator, gradient increases 10g every time, until blood taking bag volume
It completely fills out；
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator of the present invention, feature exist
In the movement velocity of preceding stripper plate described in step 3) to step 6) and direction should be carried out by automatic blood component separator software
Control, moving distance can be obtained by the system software of automatic blood component separator.
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator of the present invention, feature exist
In blood taking bag hanger described in step 3) to step 6), plasma bags hanger, side hanger is in addition to having hanging function, simultaneously also
Should have the function of balance hanger, it can be achieved that weighing on the spot to hung blood constituent.
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator of the present invention, feature exist
In automatic blood component separator described in step 7) should can also preset the target weight of tunica albuginea bag, pass through Real-time Feedback
The movement or halted state of stripper plate before the target weight of tunica albuginea bag controls.
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator of the present invention, feature exist
In the first heat sealing head described in step 3) to step 7), the second heat sealing head, third heat sealing head and the 4th heat sealing head should have both face
The function of color identification, colouring information feedback and fixture.
Detailed description of the invention
Fig. 1 blood bag structural schematic diagram.
Fig. 2 automatic blood component separator operation schematic diagram.
Fig. 3 present invention is applied to the flow diagram of the blood platelet Saprolegniaceae of automatic blood component separator.
Specific embodiment
Hereinafter, describing in detail in conjunction with specific accompanying drawings and embodiments to the present invention:
As shown in Figure 1, the present invention provides a kind of blood platelet Saprolegniaceae applied to automatic blood component separator,
In blood taking bag 1 contained by the blood bag 10 after centrifugation, to isolate the small platelet product of constant weight, blood platelet closeness difference.
The automatic blood component separator include at least preceding stripper plate 6, plasma bags hanger 8, blood taking bag hanger 9, the first heat sealing head 13,
Second heat sealing head 14, third heat sealing head 15, the 4th heat sealing head 16, side hanger 20, top squeeze plate 27 and inductive head 29.
It should be noted that as shown in Fig. 2, the automatic blood component separator, preceding fixed baffle 7 be fixed on it is described from
Dynamic blood component separator foremost, plasma bags hanger 8 are fixed on the front side fixed baffle 7 and separate towards automatic blood ingredient
The side of owner's body and the position for being higher than the preceding stripper plate 6, the blood taking bag hanger 9 are fixed on the automatic blood ingredient point
It is higher than the position of the preceding stripper plate 6 on main body of disembarking front panel 11, the preceding stripper plate 6 is separated by automatic blood ingredient
The corresponding power device of machine moves back between the automatic blood component separator main body front panel 11 and preceding fixed baffle 7
Dynamic, the operating display 12 is set to the chamfered region that the top of automatic blood component separator is connect with front panel 11.
It should be further noted that the blood bag 10 holds for five conjuncted blood and process container, it include blood taking bag
1, plasma bags 2, tunica albuginea bag 3, blood platelet bag 4 and Precerving liquid bag 5, each bag pass through A delta connection 17, B delta connection 18 and C respectively
The connection two-by-two of delta connection 19.
A kind of blood platelet Saprolegniaceae applied to automatic blood component separator comprises the steps of:
As shown in figure 3, step S1 is first carried out, producer, specification and the model of blood bag 10 are determined, toward the blood taking bag of blood bag 10
It is added in 1 and arbitrarily determines value D between 200g for 150g with blood plasma and red blood cell, the weight of blood plasma.Red blood cell plays starting weight
Amount is 100g, and is successively increased with the amplitude of 10g, and the blood taking bag 1 of Gn of cell weight containing Different Red a series of is formed.Then it executes
Step S2.
In step s 2, by the blood taking bag 1 of Gn of cell weight containing Different Red a series of in 20 °C with 3400 revs/min
Revolving speed is centrifuged 10 minutes, makes its layering.Red lower layer is red blood cell layer, and supernatant liquid is plasma layer, and middle layer contains for blood platelet
Measure tunica albuginea layer abundant.Then step S3 is executed.
In step s3, it is first determined target platelets are expected to collect weight E, and collects weight E according to target platelets,
Calculating blood plasma extrusion output D1 for the first time, D1=D-E, D1 press the simulation blood bag after centrifugation layering by gently to heavy sequence after determining,
The blood taking bag 1 that red blood cell weight is G1 is suspended from female bag hanger 9 first, plasma bags 2 are suspended from plasma bags hanger 8, make to take a blood sample
Conduit 22 between 1 and A of bag delta connection 17 is sandwiched in the first heat sealing head 13, leading between plasma bags 2 and A delta connection 17
Pipe 23 is sandwiched in the second heat sealing head 14, and the conduit 24 between tunica albuginea bag 3 and B delta connection 18 is sandwiched in third heat sealing head 15, is protected
Conduit 25 between nutrient solution bag 5 and C delta connection 19 is sandwiched in the 4th heat sealing head 16, and clamps blood platelet bag by auxiliary clamp
Conduit 26 between 4 and C delta connection 19 opens the first heat sealing head 13 and the second heat sealing head 14, close ability third heat sealing head 15 and
4th heat sealing head 16, opening automatic blood component separator makes preceding 6 ecto-entad of stripper plate squeeze such as arrow side Fig. 2 blood taking bag 1(
To), stop after so that red blood cell liquid level in blood taking bag 1 is risen to the inductive head 29 of automatic blood component separator, manual record this
When before the distance that moves inward of stripper plate 6, be denoted as H1, then automatic component separator continued to run by the former direction of extrusion, before making
Stripper plate 6 stops after squeezing into the blood plasma that weight is D1 in plasma bags 2, the movement of stripper plate 6 before manually checking and recording at this time
The difference of distance L1, L1 and H1 are denoted as △ 1.Then step S4 is executed.
In step s 4, according to method identical in step 3, by by gently to the sequence of weight, successively replacing variant weight
The blood taking bag 1 of Gn obtains corresponding Hn, Ln and △ n of each red blood cell weight Gn blood bag.Then step S5 is executed.
In step s 5, by 10 specifications and models of blood bag, red blood cell weight Gn and its corresponding Hn that are determined in abovementioned steps,
Corresponding relationship between Ln and △ n forms program and imports automatic blood component separator system software.Then S6 is executed.
Step S6 is actual separation application, and during actual job, the blood taking bag 1 after centrifugation is suspended from blood taking bag hanger 9
On, plasma bags 2 are suspended from plasma bags hanger 8, and tunica albuginea bag 3 is hung in side hanger 20, and Precerving liquid bag 5 is placed in top Precerving liquid
Bag seat 21, the conduit 22 between blood taking bag 1 and A delta connection 17 is sandwiched in the first heat sealing head 13, plasma bags 2 and A connection delta
Conduit 23 between first 17 is sandwiched in the second heat sealing head 14, and the conduit 24 between tunica albuginea bag 3 and B delta connection 18 is sandwiched in third heat
In syncephalon 15, the conduit 25 between Precerving liquid bag 5 and C delta connection 19 is sandwiched in the 4th heat sealing head 16, blood platelet bag 4 and C tri-
Conduit 26 between angle joint 19 is clamped by auxiliary implement, opens the first heat sealing head 13 and the second heat sealing head 14, locks third
Heat sealing head 15 and the 4th heat sealing head 16 make the blood taking bag 1 that stripper plate 6 squeezes after centrifugation before automatic blood component separator red thin
Cytosol face reaches inductive head 29, and automatic blood component separator is risen to according to using 10 specifications and models of blood bag, red blood cell liquid level
The corresponding absolute distance value of inductive head 29, program is searched automatically determines that it is still necessary to mobile relative distance, automatic blood component separators
Stripper plate 6 moves inward corresponding distance before automatically controlling, and isolates upper plasma in blood taking bag 1.Then S7 is executed.
In the step s 7, the blood taking bag 1 that blood plasma separation is completed is suspended from blood taking bag hanger 9, tunica albuginea bag 3 is suspended from side
In hanger 20, the first heat sealing head 13 and third heat sealing head 15 are opened, closes the second heat sealing head 14 and the 4th heat sealing head 16, and pass through
Auxiliary clamp puts down the conduit 26 between tight blood platelet bag 4 and C delta connection 19, squeezes automatic component separator by former direction and adopts
1 tunica albuginea layer is into tunica albuginea bag 3 in blood bag, and after the first heat sealing head 13 detects red blood cell, side hanger 20 starts to count weight, and works as meter
Stripper plate 6 stops movement before when weighing to the target weight value G of setting, the target weight value G according to practical blood transfusion need into
Row setting, value be blood platelet E and red blood cell weight W's and, i.e. G=E+W.Then S8 is executed.
In step s 8, the first heat sealing head 13 and the 4th heat sealing head 16 are opened, the second heat sealing head 14 and third heat seal are closed
First 15, top squeeze plate 27, which is pressed down against the Precerving liquid bag 5 being placed on Precerving liquid bag seat 21, enters Precerving liquid in blood taking bag 1,
After having squeezed Precerving liquid, the first heat sealing head 13 and the 4th heat sealing head 16 are closed, opens the second heat sealing head 14 and third heat sealing head 15,
Preceding stripper plate 6 moves from inside to outside makes the pipeline 28 in plasma bags 2 and in plasma bags 2 between tunica albuginea bag 3 form gas pressure,
Red blood cell in flushing pipeline 28 makes completely into tunica albuginea bag 3；Then S9 is executed.
In step s 9, tunica albuginea bag 3 is centrifuged after ten minutes with 800 revs/min of revolving speeds, squeezes and obtains in blood platelet bag 4
Taking weight is E supernatant liquid, i.e., acquisition blood platelet closeness variation range is small, platelet product of constant weight.
The above is only a preferred embodiment of the present invention, for relevant technical staff, this hair is not being departed from
Under the premise of bright principle, several expansions can also be made and improve or modify, these, which expand improvement and modification, also should be regarded as the present invention
Protection scope.
Claims (7)
1. a kind of blood platelet automatic ration separation method applied to automatic blood component separator, the automatic blood ingredient point
It disembarks and includes at least preceding stripper plate (6), plasma bags hanger (8), blood taking bag hanger (9), the first heat sealing head (13), the second heat sealing head
(14), third heat sealing head (15), the 4th heat sealing head (16), side hanger (20), top squeeze plate (27) and inductive head (29),
It is characterized in that:
1) blood bag (10) for selecting specific standard model, according to selected specifications and models, production blood plasma weight D is constant, red blood cell
Serial blood taking bag (1) weight Gn incremented by successively, wherein n is natural number incremented by successively since 1；
2) blood taking bag (1) of the Gn of cell weight containing Different Red is centrifuged 10 minutes respectively at 20 DEG C with 3400 revs/min of revolving speeds, from
Stratification after the heart；
3) the suspension least blood taking bag of red cell volume (1) will take a blood sample in the blood taking bag hanger (9) of automatic blood component separator
Conduit (22) between bag (1) and A delta connection (17) is sandwiched in the first heat sealing head (13), plasma bags (2) and A delta connection
(17) conduit (23) between is sandwiched in the second heat sealing head (14), the conduit (24) between tunica albuginea bag (3) and B delta connection (18)
It is sandwiched in third heat sealing head (15), the conduit (25) between Precerving liquid bag (5) and C delta connection (19) is sandwiched in the 4th heat sealing head
(16) in, the conduit (26) between blood platelet bag (4) and C delta connection (19) is clamped by auxiliary implement, opens the first heat seal
Third heat sealing head (15), the 4th heat sealing head (16), operation automatic blood ingredient separation are locked in head (13), the second heat sealing head (14)
Machine makes preceding stripper plate (6) to squeeze the blood taking bag (1) of red blood cell weight G1 until red blood cell interface rises to inductive head in bag
(29) suspending afterwards, preceding stripper plate (6) moving distance sets first time separated plasma amount D1 as absolute distance H1 to record at this time,
The D1 is the difference of blood plasma weight D and the expected weight E for collecting blood platelet, i.e. D1=D-E then proceedes to operation automatic blood
Component separator makes to stop after the blood plasma that blood taking bag G1 squeezes out D1 weight, stripper plate (6) moving distance L1, H1 before recording at this time
Difference with L1 is denoted as △ 1 as relative distance；
4) the rest may be inferred, replaces the blood taking bag (1) of Different Red cell weight Gn, until the blood sampling of all Different Red cell weight Gn
Bag (1) obtains corresponding absolute distance Hn and relative distance △ n；
5) by red blood cell weight Gn, the corresponding absolute distance Hn of each weight and the phase in blood bag (10) specifications and models, blood taking bag (1)
The corresponding relationship of △ n of adjusting the distance is compiled and is program and imports the application systems software of automatic blood component separator；
6) during actual job, suspension blood taking bag (1) is in the blood taking bag hanger (9) of automatic blood component separator, blood plasma
Bag (2) is hung on plasma bags hanger (8), and tunica albuginea bag (3) is hung on side hanger (20), and Precerving liquid bag (5) is placed in top
Conduit (22) between blood taking bag (1) and A delta connection (17) is sandwiched in the first heat sealing head (13) by Precerving liquid bag seat (21),
Conduit (23) between plasma bags (2) and A delta connection (17) is sandwiched in the second heat sealing head (14), tunica albuginea bag (3) and B connection delta
Conduit (24) between head (18) is sandwiched in third heat sealing head (15), the conduit between Precerving liquid bag (5) and C delta connection (19)
(25) it is sandwiched in the 4th heat sealing head (16), the conduit (26) between blood platelet bag (4) and C delta connection (19) passes through auxiliary implement
It clamps, opens the first heat sealing head (13), the second heat sealing head (14), lock third heat sealing head (15), the 4th heat sealing head (16), make certainly
Stripper plate (6) squeezes the inductive head (29) that blood taking bag (1) makes red blood cell liquid level reach setting before dynamic blood component separator, according to
The specifications and models of the blood bag that is applicable in (10) and corresponding absolute distance value at this time, automatic blood component separator is according to having imported program
It automatically determines that it is still necessary to mobile relative distances, and stripper plate (6) before automatic blood component separator is made to move inward corresponding phase
It adjusts the distance；
7) the second heat sealing head (14) and the 4th heat sealing head (16) are locked, the first heat sealing head (13) and third heat sealing head (15) are opened,
The preceding stripper plate (6) continues ecto-entad movement, by blood plasma remaining in blood taking bag (1) and platelet content tunica albuginea layer abundant
It squeezes into tunica albuginea bag (3), after the first heat sealing head (13) detects red blood cell, side hanger (20) starts to count weight, and weight calculation reaches
To setting target weight value G when before stripper plate (6) stop movement, the target value G is set according to practical blood transfusion,
Its value be tunica albuginea weight E and a little red blood cell weight W's and, i.e. G=E+W；
8) the second heat sealing head (14) and third heat sealing head (15) are locked, the first heat sealing head (13) and the 4th heat sealing head (16) are opened,
Top squeeze plate (27), which is pressed down against the Precerving liquid bag (5) being placed on Precerving liquid bag seat (21), makes Precerving liquid enter blood taking bag (1)
It is interior, after having squeezed Precerving liquid, the first heat sealing head (13) and the 4th heat sealing head (16) are closed, opens the second heat sealing head (14) and third
Heat sealing head (15), movement makes in plasma bags (2) preceding stripper plate (6) from inside to outside and plasma bags (2) are interior between tunica albuginea bag (3)
Flushing pipeline (28) forms gas pressure, makes the red blood cell in flushing pipeline (28) completely into tunica albuginea bag (3)；
9) tunica albuginea bag (3) is centrifuged after ten minutes with 800 revs/min of revolving speeds, is squeezed in blood platelet bag (4) and obtains upper liquid
Body obtains the platelet product that weight is E.
2. a kind of blood platelet automatic ration separation side applied to automatic blood component separator according to claim 1
Method, which is characterized in that the blood bag (10) of step 1) the different size model need to use current blood treatment mechanism common five
Conjuncted blood bag, the volume of each bag are 400ml.
3. a kind of blood platelet automatic ration separation side applied to automatic blood component separator according to claim 2
Method, which is characterized in that according to the usual content ratio of blood plasma in blood of human body, five of 400ml employed in step 1) are conjuncted
Blood bag, infused blood plasma weight should be 150g to the value that arbitrarily determines between 200g, red blood cell weight using 100g as starting weight,
When red blood cell weight is 100g, the premenstrual stripper plate of red blood cell (6) in blood taking bag (1), which squeezes its liquid level and can reach, to be applicable in automatically
The inductive head (29) of blood component separator, gradient increases 10g every time, until blood taking bag (1) volume completely fills out.
4. a kind of blood platelet automatic ration separation side applied to automatic blood component separator according to claim 1
Method, which is characterized in that the movement velocity of preceding stripper plate (6) described in step 2) to step 5) and direction should can by automatic blood at
Seperator software is divided to be controlled, moving distance should can be obtained by the system software of automatic blood component separator.
5. a kind of blood platelet automatic ration separation side applied to automatic blood component separator according to claim 1
Method, which is characterized in that blood taking bag hanger described in step 2) to step 5) (9), plasma bags hanger (8), side hanger (20) are removed
Have outside hanging function, while should also have the function of balance hanger, it can be achieved that weighing to hung blood constituent.
6. a kind of blood platelet automatic ration separation side applied to automatic blood component separator according to claim 1
Method, which is characterized in that automatic blood component separator employed in step 6) should can also preset the target of tunica albuginea bag (3)
Weight, the movement or halted state of stripper plate (6) before being controlled by the target weight of Real-time Feedback tunica albuginea bag (3).
7. a kind of blood platelet automatic ration separation side applied to automatic blood component separator according to claim 1
Method, which is characterized in that the first heat sealing head (13) described in step 2) to step 6), the second heat sealing head (14), third heat sealing head
(15) and the 4th heat sealing head (16) function of color identification, colouring information feedback and fixture need to, be had both.
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|---|---|---|---|---|
| US7060018B2 (en) * | 2003-09-11 | 2006-06-13 | Cobe Cardiovascular, Inc. | Centrifuge apparatus for processing blood |
| CN203954287U (en) * | 2014-04-30 | 2014-11-26 | 四川南格尔生物科技有限公司 | A kind of manual tunica albuginea legal system is for platelet special blood bag |
| CN103990190B (en) * | 2014-05-16 | 2017-01-04 | 深圳市普特生物医学工程有限公司 | Blood component separator |
| CN204718680U (en) * | 2015-04-24 | 2015-10-21 | 深圳市爱康生物科技有限公司 | A kind of automatic rebounding weighing device |
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2017
- 2017-04-25 CN CN201710278035.5A patent/CN107080869B/en active Active
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Address after: 518131 building 3, Zhangkeng Industrial Park, Minkang Road, Minzhi street, Longhua new area, Shenzhen, Guangdong Patentee after: Shenzhen Aikang Biotechnology Co.,Ltd. Address before: 518131 building 3, Zhangkeng Industrial Park, Minkang Road, Minzhi street, Longhua new area, Shenzhen, Guangdong Patentee before: AIKANG MEDTECH Co.,Ltd. |