CN203370567U - Centrifugal tube - Google Patents
Centrifugal tube Download PDFInfo
- Publication number
- CN203370567U CN203370567U CN201320400058.6U CN201320400058U CN203370567U CN 203370567 U CN203370567 U CN 203370567U CN 201320400058 U CN201320400058 U CN 201320400058U CN 203370567 U CN203370567 U CN 203370567U
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- Prior art keywords
- centrifugal tube
- prp
- centrifuge tube
- tube body
- layer
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Abstract
The utility model discloses a centrifugal tube for extracting PRP (Platelet Rich Plasma). The centrifugal tube comprises a centrifugal tube body, wherein an air vent and a first suction tube hole for sucking PPP (Pentose Phosphate Pathway) are formed in the top of the centrifugal tube body, a second suction tube hole for extracting red blood cells of the lower layer is formed in the bottom end of the centrifugal tube body; an elastic rubber cover is arranged above the second suction tube hole. With the adoption of the technical scheme, the second suction tube hole of the centrifugal tube provided by the utility model is formed in the bottom end of the centrifugal tube body; after the first time of centrifugation is finished, the red blood cells of the lower layer are sucked from the bottom end of the centrifugal tube body and the second time of the centrifugation is carried out; after the centrifugation is finished, the PPP is extracted from the first suction tube hole; after suction is finished, only the PPP is remained in the centrifugal tube. According to the centrifugal tube provided by the utility model, after the first time of the centrifugation is finished, liquid in the centrifugal tube is separated into layers including a PPP layer, a PRP layer and a lower-layer red blood cell layer in sequence from top to bottom; the red blood cells of the lower layer are sucked from the lower end of the centrifugal tube, so that the pollution to the PRP is reduced effectively and the extraction purity of the PRP is improved.
Description
Technical field
The utility model relates to medical instruments field, particularly a kind of centrifuge tube.
Background technology
Contain a large amount of growth factors in blood platelet, as: platelet derived growth factor, TGF, VEGF, EGF and para-insulin like growth factor.Platelet rich plasma (platelet rich plasma, PRP) has shown the characteristic of good promotion bone defect repair in various animals and clinical testing.
Platelet rich plasma is to obtain platelet concentrate by centrifugal autologous whole blood, and after centrifugal completing, liquid can be divided into three layers, and upper strata is PPP layer (supernatant), and centre is the PRP layer, and lower floor is lower floor's red blood cell.At present domestic have a for extracting the equipment of PRP, this equipment is provided with three holes on the top of centrifuge tube body 01, the passage 02 in left side, be provided with the nanofiltration film in passage 02 and be used for filtered air, middle for extracting the first sipper pore 03 of lower floor's red blood cell and PRP, right side is for extracting the second sipper pore 04 of PPP.Centrifuge tube body 01 is through centrifugal for the first time, after centrifugal completing, syringe needle point extracts lower floor's red blood cell by middle the first sipper pore 03, and after having extracted, centrifuge tube carries out centrifugal for the second time, after centrifugal completing, syringe needle point extracts PPP by right side the second sipper pore 04, and after having extracted, that in centrifuge tube body 01, is left is PRP, finally from middle the first sipper pore 03, extract PRP, by PRP spray gun bag, be sprayed onto the wound place.This device in use, while extracting lower floor's red blood cell, the needle point of syringe will pass through supernatant layer, PRP layer, now can cause for the first time and pollute the PRP layer, after lower floor's red blood cell has extracted, when syringe takes out, the needle point of syringe will pass through PRP layer, supernatant layer, now can cause for the second time and pollute the PRP layer, the purity of the PRP that impact is extracted.
Therefore, how to improve the purity of the PRP of extraction, become those skilled in the art's technical problem urgently to be resolved hurrily.
The utility model content
In view of this, the utility model provides a kind of centrifuge tube, to improve the purity of the PRP extracted.
For achieving the above object, the utility model provides following technical scheme:
A kind of centrifuge tube, comprise the centrifuge tube body, the top of described centrifuge tube body offers passage and, for drawing the first sipper pore of PPP, the bottom of described centrifuge tube body is provided with for extracting erythrocytic the second sipper pore of lower floor, is provided with the elastic caoutchouc lid on described sipper pore.
Preferably, in above-mentioned centrifuge tube, the top of described centrifuge tube body offers for extracting the 3rd sipper pore of PRP.
Preferably, in above-mentioned centrifuge tube, described centrifuge tube body is polypropylene material centrifuge tube body.
From technique scheme, can find out, the centrifuge tube that the utility model provides, the second sipper pore is arranged on to the bottom of centrifuge tube body, for the first time after centrifugal completing, extract lower floor's red blood cell from the second sipper pore of centrifuge tube body bottom, then centrifugal for the second time, after centrifugal completing, extract PPP from the first sipper pore, after extraction completes, the remaining PRP that is in centrifuge tube, the centrifuge tube that this programme provides, for the first time after centrifugal completing, liquid layered in centrifuge tube, be followed successively by from top to bottom PPP layer-PRP layer-lower floor's red blood cell layer, extract lower floor's red blood cell from the centrifuge tube lower end, effectively reduced the pollution to PRP, improved the DNA purity of PRP.
The accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the centrifuge tube that Fig. 1 provides for the utility model prior art;
Fig. 2 provides the structural representation of centrifuge tube for a kind of embodiment of the utility model;
Fig. 3 provides the structural representation of centrifuge tube for the another kind of embodiment of the utility model.
The specific embodiment
The utility model discloses a kind of centrifuge tube, to improve the purity of the PRP extracted.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
Refer to Fig. 2 and Fig. 3, Fig. 2 provides the structural representation of centrifuge tube for a kind of embodiment of the utility model; Fig. 3 provides the structural representation of centrifuge tube for the another kind of embodiment of the utility model.
A kind of centrifuge tube, comprise centrifuge tube body 1, the top of centrifuge tube body 1 offers passage 2 and, for drawing the first sipper pore 3 of PPP, the bottom of centrifuge tube body 1 is provided with for extracting erythrocytic the second sipper pore 4 of lower floor, is provided with the elastic caoutchouc lid on sipper pore.
The centrifuge tube that this programme provides, the top of centrifuge tube body 1 offers passage 2 and the first sipper pore 3, the bottom of centrifuge tube body 1 is provided with the second sipper pore 4, for the first time after centrifugal completing, extract lower floor's red blood cell by the second sipper pore 4, extraction now, the needle tubing of syringe is only by lower floor's red blood cell layer, can not pollute PPP layer and PRP layer, improved to a certain extent the DNA purity of PRP, cover sealing at the second sipper pore 4 by elastic caoutchouc simultaneously, can reduce needle tubing and repeatedly pierce through the leakage that the second sipper pore 4 causes, after centrifugal for the second time, extract PPP by the first sipper pore 3, after having extracted PPP, PRP layer remaining in centrifuge tube can extract by the first sipper pore 3, also can extract by the second sipper pore 4, preferably from the first sipper pore 3, extract.The second sipper pore 4 is arranged on to the bottom of centrifuge tube body 1, has reduced the difficulty while extracting PRP, simple to operate, saved extraction time.
In order further to optimize technique scheme, in a specific embodiment of the present utility model, the top of centrifuge tube body 1 offers for extracting the 3rd sipper pore 5 of PRP.While from the second sipper pore 4, extracting PRP, because when extracting lower floor's red blood cell, the second sipper pore 4 places can speckle with lower floor's red blood cell, when needle tubing extend into the centrifuge tube body interior by the second sipper pore 4, if needle tubing contacts the sidewall of the second sipper pore 4, can be infected with a certain amount of lower floor red blood cell, the PRP layer is produced to certain pollution; While from the first sipper pore 3, extracting PPP because can not guarantee needle tubing stretch into centrifuge tube body 1 when inner not with the sidewall contact of the first sipper pore 3, cause while extracting PRP, still can produce and pollute the PRP layer, reduce the PRP DNA purity; Therefore arrange separately and extract the PRP layer and obtain the 3rd sipper pore 5, after just can effectively avoiding when extracting PRP the pollution of PRP layer and extracting PRP and complete, needle tubing contacts the sidewall of the first sipper pore 3 or the second sipper pore 4, causes the pollution to extraction PRP needle tubing.
In order further to optimize technique scheme, in a specific embodiment of the present utility model, centrifuge tube body 1 is polypropylene material centrifuge tube body 1.Polypropylene material is nontoxic, tasteless, trnaslucent materials, easily obtains.Certainly, centrifuge tube body 1 also can be other materials that can realize this programme, and this programme is not specifically limited.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (3)
1. a centrifuge tube, comprise centrifuge tube body (1), the top of described centrifuge tube body (1) offers passage (2) and for drawing the first sipper pore (3) of PPP, it is characterized in that, the bottom of described centrifuge tube body (1) is provided with for extracting erythrocytic the second sipper pore of lower floor (4), is provided with the elastic caoutchouc lid on described the second sipper pore (4).
2. centrifuge tube according to claim 1, is characterized in that, the top of described centrifuge tube body (1) offers for extracting the 3rd sipper pore (5) of PRP.
3. centrifuge tube according to claim 1, is characterized in that, described centrifuge tube body (1) is polypropylene material centrifuge tube body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320400058.6U CN203370567U (en) | 2013-07-05 | 2013-07-05 | Centrifugal tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320400058.6U CN203370567U (en) | 2013-07-05 | 2013-07-05 | Centrifugal tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203370567U true CN203370567U (en) | 2014-01-01 |
Family
ID=49833124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320400058.6U Expired - Fee Related CN203370567U (en) | 2013-07-05 | 2013-07-05 | Centrifugal tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203370567U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994396A (en) * | 2017-05-23 | 2017-08-01 | 武汉朗克医疗器械有限公司 | PRP continuous centrifugal separation devices and separation method |
| CN107398359A (en) * | 2017-06-26 | 2017-11-28 | 中国农业科学院农业资源与农业区划研究所 | Multifunctional layered instrument and centrifugal liquid layered approach for ultracentrifugation liquid |
-
2013
- 2013-07-05 CN CN201320400058.6U patent/CN203370567U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994396A (en) * | 2017-05-23 | 2017-08-01 | 武汉朗克医疗器械有限公司 | PRP continuous centrifugal separation devices and separation method |
| CN106994396B (en) * | 2017-05-23 | 2019-03-29 | 武汉朗克医疗器械有限公司 | PRP continuous centrifugal separation device and separation method |
| CN107398359A (en) * | 2017-06-26 | 2017-11-28 | 中国农业科学院农业资源与农业区划研究所 | Multifunctional layered instrument and centrifugal liquid layered approach for ultracentrifugation liquid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20160705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |