CN213255118U - Platelet-rich plasma separation device - Google Patents
Platelet-rich plasma separation device Download PDFInfo
- Publication number
- CN213255118U CN213255118U CN202022170108.9U CN202022170108U CN213255118U CN 213255118 U CN213255118 U CN 213255118U CN 202022170108 U CN202022170108 U CN 202022170108U CN 213255118 U CN213255118 U CN 213255118U
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- China
- Prior art keywords
- test tube
- test
- tube rack
- transfer container
- platelet
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- 238000000926 separation method Methods 0.000 title claims description 22
- 210000004623 platelet-rich plasma Anatomy 0.000 title claims description 12
- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 210000002381 plasma Anatomy 0.000 claims description 22
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 239000000284 extract Substances 0.000 abstract description 5
- 238000000605 extraction Methods 0.000 abstract description 4
- 210000004369 blood Anatomy 0.000 description 7
- 239000008280 blood Substances 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 210000003743 erythrocyte Anatomy 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 210000002966 serum Anatomy 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000007101 Muscle Cramp Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003102 growth factor Substances 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
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Abstract
The utility model discloses a rich platelet plasma separator, comprising a box body and a box cover, the box middle part is rotated and is connected with the carousel, and the carousel bottom is connected with the inside first motor of fixed mounting at the box, the opening has been seted up in the carousel outside, and the opening inner wall rotates and is connected with the test-tube rack, the test-tube rack bottom is fixed with the layer board, and the inside sliding connection of test-tube rack upside has two clamp splices, compression spring is installed with the test-tube rack junction to the clamp splice. This rich platelet plasma separator, be provided with the transfer container, syringe needle and swivel mount, the second motor passes through the gear train and drives the swivel mount rotation, make the syringe needle rotate to appointed test tube directly over, lead screw drive device promotes the transfer container and descends, make the syringe needle stretch into inside the test tube, pneumatic drive device drives the piston and slides, be convenient for extract or discharge plasma, it is more stable to compare artifical extraction, the plasma layering of having avoided leading to because of vibrating mixes, finished product quality has been improved.
Description
Technical Field
The utility model relates to a separator technical field specifically is a rich platelet plasma separator.
Background
Platelet-rich plasma, i.e., PRP, is plasma that is rich in platelets and growth factors and is separated from blood of a patient, and is mainly used for accelerating wound healing, and through massive search, it is found that the conventional separation device is typically disclosed in patent numbers: CN201920241839.2, rich platelet separation extractor, it includes the base, the utility model provides a separation extractor can separate and draw the platelet in the whole blood, and simple structure possesses the disinfection and isolation function, ensures good security, conveniently carries simultaneously, improves the efficiency of rich platelet preparation.
In summary, the conventional separation device needs to manually extract serum and red blood cells in a test tube after centrifugal separation is completed, vibration inevitably occurs when a syringe is manually held, and then separated plasma is mixed again, so that the concentration of platelets in PRP is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rich platelet plasma separator, need artifical serum and the red blood cell that extracts in the test tube after centrifugal separation is accomplished with the current separator who proposes in solving above-mentioned background art, and the manual work is held the inevitable meeting of syringe and is shaken, then lead to separating the plasma remixing of accomplishing, lead to the reduction of the concentration of platelet in the PRP, and current separator's test tube is for each layering of separation, its shape is the elongated tube, and the content of platelet in blood is on the low side, the problem of PRP's preparation efficiency has also been reduced when having reduced the total amount of in vitro blood.
In order to achieve the above object, the utility model provides a following technical scheme: a platelet-rich plasma separation device, which comprises a box body and a box cover,
the test tube rack comprises a box body, wherein the middle part of the box body is rotatably connected with a rotary table, the bottom of the rotary table is connected with a first motor fixedly arranged in the box body, the outer side of the rotary table is provided with an opening, the inner wall of the opening is rotatably connected with a test tube rack, the bottom of the test tube rack is fixedly provided with a supporting plate, two clamping blocks are slidably connected in the upper side of the test tube rack, and a compression spring is arranged at the connection part of the clamping blocks and the;
the case lid, the case lid is installed at the box top, and the case lid middle part rotates and connects the swivel mount, the inside sliding connection of swivel mount has the transfer container, and the transfer container right side is connected with the lead screw drive device of fixed mounting on the swivel mount right side, transfer container top is fixed with the air pressure drive device that slides and run through the case lid, and air pressure drive device runs through transfer container top and the inside piston fixed connection of sliding connection at the transfer container, the syringe needle is installed to transfer container left side downside, case lid left side fixed mounting has the second motor, and the second motor is connected with the swivel mount through the gear train.
Preferably, the number of the openings is six, and the six openings are distributed in an annular array by taking the center line of the rotary table as the center.
Preferably, first test tube and second test tube are held through two clamp splice cramps on the test-tube rack, and first test tube is narrow wide down form, and the second test tube is narrow down form wide down simultaneously.
Preferably, the distance between the rotation center of the test tube rack and the lowermost end of the supporting plate is larger than the distance between the rotation center of the test tube rack and the inner wall of the box body.
Preferably, the center line of the rotating frame and the center line of the rotating disc are located on the same vertical line, and the center line of the injection needle is overlapped with the center line of one first test tube or one second test tube.
Preferably, the length of the injection needle is greater than the height of the first tube or the height of the second tube.
Compared with the prior art, the beneficial effects of the utility model are that: the platelet-rich plasma separating device comprises a separating chamber,
(1) the transfer container, the injection needle and the rotating frame are arranged, the second motor drives the rotating frame to rotate through the gear set, the injection needle is made to rotate right above the appointed test tube, the screw rod driving device pushes the transfer container to descend, the injection needle extends into the test tube, the air pressure driving device drives the piston to slide, and therefore plasma is convenient to extract or discharge;
(2) be provided with first test tube and second test tube, wide first test tube under the narrow is used for the separation for the first time, after the separation is accomplished for the first time, its upper plasma is located the last narrow department of first test tube with the boundary line of downside plasma, its thinner pipe shaft is convenient for observe and extract upper plasma, and on the same hand, the second test tube is used for the separation for the second time, its platelet deposit be and plasma between the boundary line be located the lower narrow department of second test tube, the volume of blood in the test tube has been improved when not influencing observation effect and extraction precision, and then the preparation efficiency of PRP has been improved.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;
fig. 3 is a schematic view of the bottom structure of the box cover of the present invention.
In the figure: 1. the test tube test device comprises a box body, 2, a rotary table, 3, a first motor, 4, an opening, 5, a test tube rack, 6, a supporting plate, 7, a clamping block, 8, a compression spring, 9, a box cover, 10, a rotary frame, 11, a transfer container, 12, a screw rod driving device, 13, an air pressure driving device, 14, a piston, 15, an injection needle, 16, a second motor, 17, a gear set, 18, a first test tube, 19 and a second test tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a rich platelet plasma separator, as shown in fig. 1 and fig. 2, 1 middle part of box rotates and is connected with carousel 2, and 2 bottoms of carousel are connected with the first motor 3 of fixed mounting in 1 inside of box, opening 4 has been seted up in 2 outsides of carousel, and the rotation of opening 4 inner wall is connected with test-tube rack 5, opening 4 is provided with six, and six openings 4 use 2 central lines of carousel to be annular array form distribution as the center, makes the focus distribution of carousel 2 balanced, and is more stable when making carousel 2 rotate, there are first test tube 18 and second test tube 19 through two clamp splice 7 centre gripping on the test-tube rack 5, and first test tube 18 is narrow down wide form, and second test tube 19 is wide down form simultaneously, and the boundary line of multilayer plasma is at the narrow end of first test tube 18 and second test tube 19, is convenient for observe the boundary line when improving blood separation volume, the center of rotation of test-tube rack 5 is greater than 5 rotation center with the interval between the 6 bottommost With the interval between the 1 inner wall of box, be convenient for rotate first test tube 18 or second test tube 19 to the horizontality, 5 bottoms of test-tube rack are fixed with layer board 6, and 5 upside inside sliding connection of test-tube rack have two clamp splice 7, compression spring 8 is installed with 5 junctions of test-tube rack to clamp splice 7.
As shown in fig. 1 and 3, the box cover 9 is installed on the top of the box body 1, the middle part of the box cover 9 is rotatably connected with a rotating frame 10, the central line of the rotating frame 10 and the central line of the rotating disc 2 are located on the same vertical line, the central line of the injection needle 15 overlaps with the central line of a certain first test tube 18 or a certain second test tube 19, a second motor 16 drives the rotating frame 10 to rotate through a gear set 17, so that the injection needle 15 rotates to be directly above the specified first test tube 18 or the specified second test tube 19, a transfer container 11 is slidably connected inside the rotating frame 10, the right side of the transfer container 11 is connected with a lead screw driving device 12 fixedly installed on the right side of the rotating frame 10, an air pressure driving device 13 slidably penetrating through the box cover 9 is fixed on the top of the transfer container 11, and the air pressure driving device 13 fixedly connects with a piston 14 slidably connected inside the transfer container, the utility model discloses a transfer container 11, including transfer container 11, syringe needle 15 is installed to the downside on the left of transfer container 11, the length of syringe needle 15 is greater than the height of first test tube 18 or the height of second test tube 19, makes syringe needle 15 bottom stretch into first test tube 18 or the downside of second test tube 19, case lid 9 left side fixed mounting has second motor 16, and second motor 16 is connected with swivel mount 10 through gear train 17.
The working principle is as follows: when the platelet-rich plasma separation device is used, firstly, blood is placed in a first test tube 18, then, the first test tube 18 is placed in the middle of a test tube rack 5, two compression springs 8 push two clamping blocks 7 to clamp the first test tube 18 tightly, meanwhile, a supporting plate 6 supports the first test tube 18, an external power supply is switched on, a first motor 3 is started, the first motor 3 drives a turntable 2 to rotate, the test tube rack 5 and the first test tube 18 rotate to a horizontal state under the action of centrifugal force, first centrifugation is completed after a period of time, at the moment, the boundary line of upper and lower layers of plasma is positioned at the upper narrow end of the first test tube 18, a second motor 16 is started, the second motor 16 drives a rotating rack 10 to rotate through a gear set 17, the rotating rack 10 drives a transfer container 11 to rotate, a syringe needle 15 on the lower side of the transfer container 11 is rotated to be right above the appointed first test tube 18, the lead screw driving device 12 pushes the transfer container 11 and the injection needle 15 to move downwards, the boundary of the plasma in the first test tube 18 is observed, the injection needle 15 is moved to the lowest side of the upper plasma, the pneumatic driving device 13 is started, the pneumatic driving device 13 pulls the piston 14 to ascend, the upper plasma is extracted under the action of negative pressure, the upper plasma in all the first test tubes 18 is extracted into the transfer container 11, then the first test tubes 18 are taken out and replaced into the second test tubes 19, the reverse operation is carried out, the upper plasma in the transfer container 11 is uniformly injected into all the second test tubes 19, the first motor 3 is started to complete the secondary separation, platelet sedimentation layers and plasma layers are formed in the second test tubes 19, at the moment, the boundary of the platelet sedimentation layers and the plasma layers is positioned at the narrow end of the lower side of the second test tubes 19, and the injection needle 15 extracts all the plasma layers to enter the transfer container 11, the second test tube 19 is shaken to mix the residual substances in the second test tube 19 evenly, namely, the platelet-rich plasma is obtained, the vibration is reduced by mechanical extraction, the quality of the finished product is improved, the special structure of the first test tube 18 and the second test tube 19 does not affect the observation effect and the extraction difficulty while the separation amount is improved, the use is more practical, and the whole work is completed.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a rich platelet plasma separator, includes box (1) and case lid (9), its characterized in that:
the test tube rack comprises a box body (1), wherein the middle part of the box body (1) is rotatably connected with a rotary table (2), the bottom of the rotary table (2) is connected with a first motor (3) fixedly installed in the box body (1), an opening (4) is formed in the outer side of the rotary table (2), the inner wall of the opening (4) is rotatably connected with a test tube rack (5), a supporting plate (6) is fixed at the bottom of the test tube rack (5), two clamping blocks (7) are slidably connected in the upper side of the test tube rack (5), and a compression spring (8) is installed at the connection part of the clamping blocks (7) and the test tube rack (5);
the box cover (9), the box cover (9) is arranged at the top of the box body (1), the middle part of the box cover (9) is rotatably connected with a rotating frame (10), the rotating frame (10) is connected with a transfer container (11) in a sliding way, and the right side of the transfer container (11) is connected with a screw rod driving device (12) fixedly arranged on the right side of the rotating frame (10), the top of the transfer container (11) is fixed with an air pressure driving device (13) which penetrates through the box cover (9) in a sliding way, and the pneumatic driving device (13) penetrates through the top of the transfer container (11) and is fixedly connected with a piston (14) which is connected in the transfer container (11) in a sliding way, an injection needle (15) is arranged at the lower left side of the transfer container (11), a second motor (16) is fixedly arranged at the left side of the box cover (9), and the second motor (16) is connected with the rotating frame (10) through a gear set (17).
2. The platelet-rich plasma separation device according to claim 1, wherein: the openings (4) are provided with six, and the six openings (4) are distributed in an annular array shape by taking the central line of the rotary table (2) as the center.
3. The platelet-rich plasma separation device according to claim 1, wherein: first test tube (18) and second test tube (19) are held through two clamp splice (7) on test-tube rack (5), and first test tube (18) are width form down in the narrow, and narrow form down in the width is gone up in second test tube (19) simultaneously.
4. The platelet-rich plasma separation device according to claim 1, wherein: the distance between the rotating center of the test tube rack (5) and the lowest end of the supporting plate (6) is larger than the distance between the rotating center of the test tube rack (5) and the inner wall of the box body (1).
5. The platelet-rich plasma separation device according to claim 1, wherein: the central line of the rotating frame (10) and the central line of the rotating disc (2) are positioned on the same vertical line, and the central line of the injection needle (15) is overlapped with the central line of a certain first test tube (18) or a certain second test tube (19).
6. The platelet-rich plasma separation device according to claim 1, wherein: the length of the injection needle (15) is greater than the height of the first test tube (18) or the height of the second test tube (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170108.9U CN213255118U (en) | 2020-09-28 | 2020-09-28 | Platelet-rich plasma separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022170108.9U CN213255118U (en) | 2020-09-28 | 2020-09-28 | Platelet-rich plasma separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213255118U true CN213255118U (en) | 2021-05-25 |
Family
ID=75947011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022170108.9U Expired - Fee Related CN213255118U (en) | 2020-09-28 | 2020-09-28 | Platelet-rich plasma separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213255118U (en) |
-
2020
- 2020-09-28 CN CN202022170108.9U patent/CN213255118U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210525 |