CN109395893A - A kind of cup type centrifugal device being suitable for different disposal blood volume - Google Patents
A kind of cup type centrifugal device being suitable for different disposal blood volume Download PDFInfo
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- CN109395893A CN109395893A CN201811456949.7A CN201811456949A CN109395893A CN 109395893 A CN109395893 A CN 109395893A CN 201811456949 A CN201811456949 A CN 201811456949A CN 109395893 A CN109395893 A CN 109395893A
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- cup
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
Abstract
The present invention relates to a kind of cup type centrifugal devices for being suitable for different disposal blood volume, including centrifuge and the whole blood separate cup being mounted on centrifuge, the centrifuge by offer power output motor, the cup holder and sleeve assembly being fixed on motor form, the whole blood separate cup can be the whole blood separate cup that various structures are identical but capacity is different, the whole blood separate cup is made of dynamic sealing component and rotating centrifugal component, the rotating centrifugal component bottom is mounted on the cup holder of centrifuge, by the bottom bevel height that different rotating centrifugal components is arranged, the whole blood separate cup of a variety of capacity specifications can be mounted on centrifuge；The present invention solves the problems, such as the whole blood separate cup for the single capacity specifications of installation that existing cup type centrifugal device can only be fixed and can not cope with the requirement of different disposal blood volume, in the whole blood separate cup of the compatible different capacity of same centrifuge；And capacity it is different whole blood separate cup overwhelming majority part it is general, material variety is few, and manufacturing cost is low.
Description
Technical field
The present invention relates to a kind of centrifugal blood devices, in particular to a kind of to be suitable for the cup type of different disposal blood volume
Centrifugal device.
Background technique
Blood is a kind of sticky liquid, it is by the lesser blood plasma of density and the biggish haemocyte of density such as red blood cell, white
Cell, blood platelet etc. mix.Blood is put into centrifugal blood device, high speed centrifugation is carried out to it, blood plasma can be made thin with blood
Born of the same parents separate, and then obtain required blood plasma or haemocyte.
The cup type centrifugal device as composed by whole blood separate cup and centrifuge is generally used for sampled plasma, blood constituent point
From and red blood cell washing equipment in.Cup type centrifugal device is generally made of the whole blood separate cup of centrifuge and fixed capacity,
Whole blood separate cup is mounted on centrifuge when use, centrifuge drives whole blood separate cup high speed rotation, and blood of human body is adding
The anticoagulated whole blood formed after anti-coagulants flows into whole blood separate cup by the road, under the influence of centrifugal force, the biggish haemocyte of specific gravity
It is gathered on the outside of whole blood separate cup, the lesser blood plasma of specific gravity is gathered in inside, the blood with continuing to flow into for blood, close to inside
Slurry is squeezed out by pre-set aperture, can realize the separation of blood plasma and haemocyte.
(note: volume herein is dynamic volume to current whole blood separate cup volume on the market, i.e. whole blood separate cup high speed
When rotation cup in blood maximum volume, similarly hereinafter) be generally located on 275ml or so, be typically employed in processing the biggish field of blood volume
Jing Zhong, if single cycle acquisition plasma volume is 230ml, single cycle processing blood volume is more than 473ml (note: general to acquire without anti-coagulants
Anti-coagulants and whole blood ratio are 1:15 when blood plasma) sampled plasma equipment in.It, also can be accidental however in practical clinical
Encounter the lesser utilization of some processing blood volumes, such as infant, the sampled plasma of old patient, displacement；Or it is some new
The application of scene, " the full-automatic whole blood acquisition seperator and matched disposable of one kind as disclosed in patent No. CN204582094U
Use collecting and separating device ", the volume of whole blood collected every time from blood donor may be any of 400ml, 300ml, 200ml
When, then current cup type centrifugal device is just helpless.
Summary of the invention
The purpose of the present invention is to solve above-mentioned existing defects, provide a kind of same centrifuge compatible different appearances
The whole blood separate cup of amount, and the lower cup type centrifugal device for being suitable for different disposal blood volume of manufacturing cost.
To achieve the above object, technical scheme is as follows:
A kind of cup type centrifugal device being suitable for different disposal blood volume, which is characterized in that including centrifuge and be mounted on from
Whole blood separate cup in scheming, the centrifuge by offer power output motor, the cup holder that is fixed on motor and sleeve group
Part composition, the motor include rotatable motor shaft and the ring flange for being fixed on motor shaft ends, and the cup holder is abnormity
Cylindric revolving body, including for the cylindrical surface of limit, circular conical surface, inner hole and for the cirque structure of counterweight, cup holder
Inner hole and motor shaft are rigidly connected, and motor can drive cup holder high speed rotation；
The sleeve assembly includes support tube and locating piece, and the support tube and ring flange are rigidly connected, the whole blood point
It can be the whole blood separate cup that various structures are identical but capacity is different from cup, the whole blood separate cup is by dynamic sealing component and rotation
Turn centrifugation component composition, the rotating centrifugal component bottom is mounted on the cup holder of centrifuge, by be arranged different rotations from
The whole blood separate cup of a variety of capacity specifications can be mounted on centrifuge, the dynamic sealing by the bottom bevel height of heart component
Component is mounted on the upper end of rotating centrifugal component.
Further, stabilization is played on cylindrical surface in cup holder, and for circular conical surface to provide frictional force, cup holder inner hole and motor shaft are rigid
Property connection, therefore motor can drive cup holder high speed rotation.
The rotating centrifugal component is made of kernel and cup body as a preferred technical solution, and the cup body is opened for both ends
The hollow form rotary structure of mouth, the cup body is by rim of a cup, the first inclined-plane, the first cylinder, the second inclined-plane, third inclined-plane, second
Cylinder and bottom of a cup composition, the kernel be both ends open hollow ladder-like rotary structure, the kernel by the first anchor ring,
Second anchor ring and 4 form along the aperture that axis distribution is located at the first anchor ring and the second anchor ring boundary, described interior
First anchor ring of core is adhered at the rim of a cup of cup body, and the height on the second inclined-plane of cup body is not in the different whole blood separate cup of capacity
Together, the third inclined-plane of the cylindrical surface clearance fit of the first cylinder of cup body and cup holder, cup body is bonded with the circular conical surface of cup holder.
The dynamic sealing component is by positioning head, resilient sleeve, graphite flake, ceramic ring, cup as a preferred technical solution,
Lid, upper cover, lower cover and central tube composition, the positioning head are equipped with entrance and outlet, are fixed on positioning at the top of the lower cover
Head inlet, the central tube are bonded in the bottom of lower cover, and the channel formed between the lower cover, central tube and positioning head is blood
Liquid access road is adhered to positioning head exit at the top of the upper cover, and the gap and positioning head between the lower cover, upper cover go out
Mouth constituent exit passageway, the resilient sleeve are fixed between positioning head and upper cover, and the graphite flake is located at below resilient sleeve,
The ceramic ring is adhered on cup lid.
Further, when installing whole blood separate cup, first ceramic ring is bonded on cup lid, then cup lid is fixed on cup body
On；Therefore resilient sleeve compression can generate certain pressure to graphite flake, and graphite flake and ceramic ring just constitute dynamic sealing pair.
The positioning head further includes positioning chuck as a preferred technical solution, and the positioning chuck is mounted on centrifuge
On the locating piece of sleeve assembly.
Further, when in use, whole blood separate cup-dynamic sealing component-positioning head positioning chuck is mounted on centrifuge
On the locating piece of sleeve assembly, the rotating centrifugal component of whole blood separate cup is installed on the cup holder of centrifuge, the first column of cup body
The third inclined-plane of the cylindrical surface clearance fit in face and cup holder, cup body is bonded with the circular conical surface of cup holder, drives cup in centrifugal motor
When seat rotation, since the pressure that resilient sleeve compression generates can be transmitted on the circular conical surface of cup holder, the circular conical surface and cup of cup holder
There can be certain frictional force between the third inclined-plane of body, when cup holder rotates driven by the motor, this frictional force is just driven
Rotating centrifugal component high speed rotation.
The overall height of the different whole blood separate cup of the capacity is identical as a preferred technical solution, each cup body and cup
The outer diameter of first cylinder of seat cylindrical surface cooperation is also identical, with third inclined-plane joined together by cup holder circular conical surface to centrifuge positioning head
The distance between it is also identical.
The dynamic volume of the whole blood separate cup can be 120ml, 180ml or 240ml as a preferred technical solution,.
Further, since the height of the different whole blood separate cup of three kinds of capacity is identical, with cup joined together by cup holder inner wall
The outer diameter of the first wall surface of body is also identical, the distance between with third inclined-plane joined together by cup holder circular conical surface to centrifuge positioning head
It is identical, therefore three kinds of whole blood separate cups can be installed in same centrifuge；When needing to cope with different disposal blood volume scene,
When if you need to be centrifugated 200ml-300ml whole blood, only need on centrifuge installed capacity be 120ml whole blood separate cup；When need
When being centrifugated 300ml-400ml whole blood, only needing installed capacity is the whole blood separate cup of 180ml；When need to be centrifugated 400ml with
When upper whole blood, only needing installed capacity is the whole blood separate cup of 240ml.
The invention has the benefit that solving the single capacity specifications of installation that existing cup type centrifugal device can only be fixed
Whole blood separate cup and can not cope with different disposal blood volume require the problem of, in the whole blood of the compatible different capacity of same centrifuge
Separate cup；And capacity it is different whole blood separate cup overwhelming majority part it is general, material variety is few, and manufacturing cost is low.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for the cup type centrifugal device for being suitable for different disposal blood volume of the present invention；
Fig. 2 is the structural schematic diagram of centrifuge in Fig. 1；
Fig. 3 is the whole blood separate cup structural schematic diagram of capacity 240ml；
Fig. 4 is the whole blood separate cup structural schematic diagram of capacity 180ml；
Fig. 5 is the whole blood separate cup structural schematic diagram of capacity 120ml；
Fig. 6 is the structural schematic diagram of the dynamic sealing component of whole blood separate cup in Fig. 1；
Whole blood separate cup internal state schematic diagram when Fig. 7 is acquisition separation whole blood；
In figure: 1- centrifuge, 11- motor, 11A- motor shaft, 11B- ring flange, 12- cup holder, the cylindrical surface 12A-, 12B- circle
The conical surface, 12C- inner hole, 12D- cirque structure, 13- sleeve assembly, 13A- support tube, 13B- locating piece, 2- capacity are 240ml
Whole blood separate cup, 3- capacity be 180ml whole blood separate cup, 4- capacity be 120ml whole blood separate cup, 21- dynamic sealing
Component, 211- positioning head, 211A- entrance, the outlet 211B-, 211C- positioning chuck, 212- resilient sleeve, 213- graphite flake, 214-
Ceramic ring, 215- cup lid, 216- upper cover, 217- lower cover, 218- central tube, 22- rotating centrifugal component, 221- cup body, 221A- glasss
Mouth, the first inclined-plane 221B-, the first cylinder of 221C-, the second inclined-plane 221D-, the second cylinder of 221E-, 221F- third inclined-plane,
221G- bottom of a cup, 222- kernel, the first anchor ring of 222A-, the second anchor ring of 222B-, 222C- aperture.
Specific embodiment
The effect of to make to structure feature of the invention and being reached, has a better understanding and awareness, to preferable
Examples and drawings cooperation detailed description, is described as follows:
As shown in Fig. 1,2 and 6, a kind of cup type centrifugal device being suitable for different disposal blood volume, including centrifuge 1 and installation
Whole blood separate cup 2,3,4 on centrifuge 1, motor 11 of the centrifuge 1 by offer power output, the cup that is fixed on motor 11
Seat 12 is formed with sleeve assembly 13, and motor 11 includes rotatable motor shaft 11A and the flange for being fixed on the end motor shaft 11A
Disk 11B, cup holder 12 are the cylindric revolving body of abnormity, including for the cylindrical surface 12A of limit, circular conical surface 12B, inner hole 12C and
For the cirque structure 12D of counterweight, the inner hole 12C and motor shaft 11A of cup holder are rigidly connected, and motor 11 can drive cup holder 12 high
Speed rotation；Sleeve assembly 13 includes that support tube 13A and locating piece 13B, support tube 13A and ring flange 11B are rigidly connected, whole blood point
It can be the whole blood separate cup that various structures are identical but capacity is different from cup 2,3,4, whole blood separate cup 2,3,4 is by dynamic sealing group
Part 21 and rotating centrifugal component 22 form, and 22 bottom of rotating centrifugal component is mounted on the cup holder 12 of centrifuge 1, by being arranged not
The bottom bevel height of same rotating centrifugal component 22, can be mounted on centrifugation for the whole blood separate cup 2,3,4 of a variety of capacity specifications
On machine 1, dynamic sealing component 21 is mounted on the upper end of rotating centrifugal component 22；
Meanwhile cylindrical surface 12A plays stabilization in cup holder 12, circular conical surface 12B is to provide frictional force, cup holder inner hole 12C
It is rigidly connected with motor shaft 11A, therefore motor 11 can drive 12 high speed rotation of cup holder.
In the present embodiment, rotating centrifugal component 22 is made of kernel 222 and cup body 221, and cup body 221 is both ends open
Hollow form rotary structure, cup body 221 is by rim of a cup 221A, the first inclined-plane 221B, the first cylinder 221C, the second inclined-plane 221D,
Three inclined-plane 221F, the second cylinder 221E and bottom of a cup 221G composition, kernel 222 are the hollow ladder-like revolving body knot of both ends open
Structure, kernel 222 are located at the first anchor ring 222A along axis distribution by the first anchor ring 222A, the second anchor ring 222B and 4
It is formed with the aperture 222C of the second anchor ring 222B boundary, the first anchor ring 222A of kernel 222 is adhered to the cup of cup body 221
At mouth 221A, the height of the second inclined-plane 221D of cup body 221 is different in the different whole blood separate cup 2,3,4 of capacity, cup body 221
The cylindrical surface 12A clearance fit of first cylinder 221C and cup holder 12, the third inclined-plane 221F of cup body 221 and the circular conical surface of cup holder 12
12B fitting.
In the present embodiment, dynamic sealing component 21 by positioning head 211, resilient sleeve 212, graphite flake 213, ceramic ring 214,
Cup lid 215, upper cover 216, lower cover 217 and central tube 218 form, and positioning head 211 is equipped with entrance 211A and outlet 211B, lower cover
217 top is fixed at 211 entrance 211A of positioning head, and central tube 218 is bonded in the bottom of lower cover 217, lower cover 217, center
The channel formed between pipe 218 and positioning head 211 is blood entry port channel, and the top of upper cover 216 is adhered to the outlet of positioning head 211
At 211B, gap and positioning head between lower cover 217, upper cover 216 export 211B constituent exit passageway, and resilient sleeve 212 is solid
Due between positioning head 211 and upper cover 216, graphite flake 213 is located at 212 lower section of resilient sleeve, and ceramic ring 214 is adhered to cup lid 215
On.
When installing whole blood separate cup, first ceramic ring 214 is bonded on cup lid 215, then cup lid 215 is fixed on cup body
On 221, therefore the compression of resilient sleeve 212 can generate certain pressure to graphite flake 213, and graphite flake 213 is just constituted with ceramic ring 214
Dynamic sealing pair.
In the present embodiment, positioning head 211 further includes positioning chuck 211C, and positioning chuck 211C is mounted on centrifuge sleeve
On the locating piece 13B of component 13.
When in use, whole blood separate cup-dynamic sealing component 21- positioning head positioning chuck 211C is mounted on centrifuge set
On the locating piece 13B of cartridge module 13, the rotating centrifugal component 22 of whole blood separate cup is installed on the cup holder 12 of centrifuge 1, cup body
221 the first cylinder 221C and the cylindrical surface 12A clearance fit of cup holder 12, third inclined-plane 221F and the cup holder 12 of cup body 221
Circular conical surface 12B fitting, when 1 motor 11 of centrifuge drives cup holder 12 to rotate, since the pressure that the compression of resilient sleeve 212 generates can pass
It is delivered on the circular conical surface 12B of cup holder 12, therefore can be deposited between the circular conical surface 12B of cup holder 12 and the third inclined-plane 221F of cup body 221
In certain frictional force, when rotating under drive of the cup holder 12 in motor 11, this frictional force just drives rotating centrifugal component 22 high
Speed rotation.
In the present embodiment, the overall height of the different whole blood separate cup 2,3,4 of capacity is identical, each cup body 221 and cup holder
12 cylindrical surface 12A cooperation the first cylinder 221E outer diameter it is also identical, with 12 circular conical surface 12B of cup holder joined together by third inclined-plane
221F is also identical to the distance between 1 positioning head 211 of centrifuge.
In the present embodiment, the dynamic volume of whole blood separate cup 2,3,4 can be 120ml, 180ml or 240ml.
In the present embodiment, Fig. 3, Fig. 4 and Fig. 5 are that the whole blood that capacity specifications are 240ml, 180ml and 120ml separates respectively
The structural schematic diagram of cup, the whole blood separate cup structure having the same of different capabilities specification, in Fig. 3, the whole blood separate cup of 240ml
The height of cup body 221 second inclined-plane 221D to bottom of a cup 221G be H1, in Fig. 4, the cup body second of the whole blood separate cup of 180ml is oblique
The height of face 221D to bottom of a cup 221G is H2, in Fig. 5, cup body the second inclined-plane 221D of the whole blood separate cup of 120ml to bottom of a cup
The height of 221G is H3, and the difference of the whole blood separate cup of three kinds of different capabilities specifications is H3 < H2 < H1；I.e. three uniquely distinguishes
Height for the second inclined-plane 221D to bottom of a cup 221G of cup body 221 is different, and other installation dimensions such as separate cup whole height, point
The positioning head 211 and separate cup cup body third inclined-plane 211F of outer diameter, dynamic sealing component 21 from cup cup body 221 are to positioning card
The distance between disk 211C is all the same, therefore mountable in same centrifuge 1.
When needing to cope with different disposal blood volume scene, when if you need to be centrifugated 200ml-300ml whole blood, need to only be centrifuged
Installed capacity is the whole blood separate cup 4 of 120ml on machine 1；When 300ml-400ml whole blood need to be centrifugated, installed capacity is only needed
For the whole blood separate cup 3 of 180ml；When need to be centrifugated 400ml or more whole blood, only needing installed capacity is the whole blood of 240ml
Separate cup 2.
Meanwhile for the blood to acquire separation 400ml (anti-coagulants can be added when acquisition separation blood, ratio is about 4:
1, i.e. the volume of anticoagulated whole blood is 500ml.It is assumed that hematocrit is 0.45, then the blood plasma with anti-coagulants is about 320ml,
Haemocyte is about 180ml).When whole blood separate cup is installed, whole blood separate cup positioning chuck 211C is mounted on centrifuge sleeve group
On the locating piece 13B of part 13, the rotating centrifugal component 22 of whole blood separate cup is installed on the cup holder 12 of centrifuge 1, cup body 221
The cylindrical surface 12A clearance fit of first cylinder 221C and cup holder 12, the third inclined-plane 221F of cup body 221 and the circular conical surface of cup holder 12
12B fitting, when centrifugal motor 11 drives cup holder 12 to rotate, since the pressure that the compression of resilient sleeve 212 generates can be transmitted to cup
Can exist on seat 12 and circular conical surface 12B, therefore between the circular conical surface 12B of cup holder 12 and the third inclined-plane 221F of cup body 221 certain
Frictional force.When being rotated under drive of the cup holder 12 in motor 11, the positioning head 211 of dynamic sealing component 21, resilient sleeve 212,
Graphite flake 213, upper cover 216, lower cover 217 and central tube 218 are in static shape under the action of sleeve assembly locating piece 13B
State, and rotating centrifugal component 22 and the cup lid 215 being fixed thereon revolve at a high speed under the drive of cup holder 12 with ceramic ring 214
Turn.
Fig. 7 is internal state figure when whole blood separate cup works, and wherein filled arrows are anticoagulated whole blood flow direction, and hollow arrow is
Blood plasma flow direction.When the anticoagulated whole blood for being mixed with anti-coagulants enters 221 bottom of cup body through central tube from entrance, due to 221 high speed of cup body
Rotation, anticoagulated whole blood are accumulate at disengagement chamber rapidly, and with 22 high speed rotation of rotating centrifugal component, under the influence of centrifugal force
Blood plasma is separated with haemocyte, until being full of entire disengagement chamber, the anticoagulated whole blood in separate cup is 240ml or so at this time, wherein band
The blood plasma for having anti-coagulants is about 154ml.With the continuous inflow of blood, the blood plasma of inside is under pressure from from the small of kernel
Hole 222C is transferred to collecting chamber, then flow to outlet by the gap between lower cover 217 and upper cover 216；When completion 400ml whole blood
When acquisition separation, the liquid of residue 240ml in cup, wherein haemocyte is about 180ml, and the mixture of anti-coagulants and blood plasma is about
60ml。
Equally, when needing to acquire separation 300ml-400ml and 200ml-300ml blood, changing dynamic volume is 180ml
Acquisition mask work can be completed with the whole blood separate cup of 120ml.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection scope by appended claims and its
Equivalent defines.
Claims (6)
1. a kind of cup type centrifugal device for being suitable for different disposal blood volume, which is characterized in that including centrifuge and be mounted on centrifugation
Whole blood separate cup on machine, motor of the centrifuge by offer power output, the cup holder and sleeve assembly that are fixed on motor
Composition, the motor include rotatable motor shaft and the ring flange for being fixed on motor shaft ends, and the cup holder is abnormity circle
Tubular revolving body, including for the cylindrical surface of limit, circular conical surface, inner hole and for the cirque structure of counterweight, cup holder it is interior
Hole and motor shaft are rigidly connected, and motor can drive cup holder high speed rotation；
The sleeve assembly includes support tube and locating piece, and the support tube and ring flange are rigidly connected, the whole blood separate cup
Can be the whole blood separate cup that various structures are identical but capacity is different, the whole blood separate cup by dynamic sealing component and rotate from
Heart component composition, the rotating centrifugal component bottom are mounted on the cup holder of centrifuge, by the way that different rotating centrifugal groups is arranged
The whole blood separate cup of a variety of capacity specifications can be mounted on centrifuge, the dynamic sealing component by the bottom bevel height of part
It is mounted on the upper end of rotating centrifugal component.
2. a kind of cup type centrifugal device for being suitable for different disposal blood volume according to claim 1, it is characterised in that: described
Rotating centrifugal component is made of kernel and cup body, the cup body be both ends open hollow form rotary structure, the cup body by
Rim of a cup, the first inclined-plane, the first cylinder, the second inclined-plane, third inclined-plane, the second cylinder and bottom of a cup composition, the kernel are opened for both ends
The hollow ladder-like rotary structure of mouth, the kernel are located at by the first anchor ring, the second anchor ring and 4 along axis distribution
The aperture of first anchor ring and the second anchor ring boundary composition, the first anchor ring of the kernel are adhered to the rim of a cup of cup body
Locate, the height on the second inclined-plane of cup body is different in the different whole blood separate cup of capacity, the first cylinder of cup body and the cylinder of cup holder
The third inclined-plane of face clearance fit, cup body is bonded with the circular conical surface of cup holder.
3. a kind of cup type centrifugal device for being suitable for different disposal blood volume according to claim 2, it is characterised in that: described
Dynamic sealing component is made of positioning head, resilient sleeve, graphite flake, ceramic ring, cup lid, upper cover, lower cover and central tube, the positioning
Head is equipped with entrance and outlet, is fixed on positioning head inlet at the top of the lower cover, the central tube is bonded in the bottom of lower cover
Portion, the channel formed between the lower cover, central tube and positioning head are blood entry port channel, and it is fixed to be adhered at the top of the upper cover
Potential head exit, gap and positioning head export mixes fraction outlet channel, the resilient sleeve between the lower cover, upper cover are fixed
Between positioning head and upper cover, the graphite flake is located at below resilient sleeve, and the ceramic ring is adhered on cup lid.
4. a kind of cup type centrifugal device for being suitable for different disposal blood volume according to claim 3, it is characterised in that: described
Positioning head further includes positioning chuck, and the positioning chuck is mounted on the locating piece of centrifuge sleeve assembly.
5. a kind of cup type centrifugal device for being suitable for different disposal blood volume according to claim 3, it is characterised in that: described
The overall height of the different whole blood separate cup of capacity is identical, the outer diameter for the first cylinder that each cup body cooperates with cup holder cylindrical surface also phase
With, it is also identical as the distance between third inclined-plane joined together by cup holder circular conical surface to centrifuge positioning head.
6. a kind of cup type centrifugal device for being suitable for different disposal blood volume according to claim 5, it is characterised in that: described
The dynamic volume of whole blood separate cup can be 120ml, 180ml or 240ml.
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|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124880A (en) * | 2019-05-23 | 2019-08-16 | 四川南格尔生物科技有限公司 | A kind of centrifugation cup structure and haemocyte washing and separation method |
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| CN206631782U (en) * | 2017-03-29 | 2017-11-14 | 艾沃生物科技（苏州）有限公司 | A kind of low capacity blood plasma separate cup based on ultra-sonic welding techniques |
| CN206974636U (en) * | 2017-07-27 | 2018-02-06 | 四川南格尔生物科技有限公司 | A kind of device for testing blood plasma separate cup sealing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110124880A (en) * | 2019-05-23 | 2019-08-16 | 四川南格尔生物科技有限公司 | A kind of centrifugation cup structure and haemocyte washing and separation method |
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Application publication date: 20190301 |