CN209422595U - Detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities - Google Patents
Detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities Download PDFInfo
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- CN209422595U CN209422595U CN201821964473.3U CN201821964473U CN209422595U CN 209422595 U CN209422595 U CN 209422595U CN 201821964473 U CN201821964473 U CN 201821964473U CN 209422595 U CN209422595 U CN 209422595U
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- piston type
- acquisition
- separator
- piston
- rich plasma
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Abstract
The utility model relates to a kind of detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities; it is abandoned collection, sterility protection shell and push-pull rod by piston type acquisition separator, piston type and is formed; piston type acquires separator and is connected with piston type abandoning collection by female Luer, is placed in sterility protection shell.The utility model can be independently used for acquisition and injecting platelet-rich plasma, whole system is in a sealed state in use process, guarantee prepares the gnotobasis of product, reduce the extraction and transfer process that previous cellular component separates by hand, simplify operating process, the preparation facilities it is easy to operate, it is low in cost, a kind of device and method of the platelet rich plasma of high concentration, low cost can be provided for clinical research and treatment.
Description
Technical field
The utility model belongs to technical field of medical equipment, and it is rich to be related to a kind of detachable piston type acquisition separation injecting medicinal
Thrombocyte plasma preparation facilities.
Background technique
Platelet rich plasma (Platelet-rich plasma, PRP) is that fresh whole blood had been centrifuged according to blood constituent
The rate of settling in journey is different, and the high-concentration blood plasma obtained for being rich in blood platelet is extracted after gradient centrifugation, wherein rich in a large amount of
Bioactive substance has the function of stopping blooding rapidly, relieve pain, accelerating wound healing, and related richness blood is small in worldwide at present
The research of plate blood plasma (PRP) is using aesthetic medicine containing lid, sports medical science, orthopaedics, the treatment of wounds of diabetes, dentistry, ear nose
In more medical fields such as larynx section, neurosurgery, ophthalmology, urological department, treatment of wounds.
In recent years, being more and more in fashion with PRP technology is used to prepare the equipment facility of platelet rich plasma also continuous quilt
It releases.But mostly there is also having, structure is complicated, expensive, behaviour for platelet rich plasma well known to existing market (PRP) preparation facilities
Make in (acquisition separation, is extracted, injection etc.) process is cumbersome, time-consuming is very long, obtained platelet rich plasma platelet concentration not
The defects of height, blood plasma quality are unstable and easily contaminated, causes it in clinical application popularization practical by larger limitation.
Utility model content
The purpose of the utility model is to overcome defects of the existing technology, provide a kind of simple and reasonable, cost
Low, swift and convenient to operate, sterile protective is good and the detachable piston type acquisition separation injecting medicinal richness blood of product with stable quality
Platelet-poor plasma preparation facilities.
The technical solution of the utility model is as described below.
A kind of detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities, is acquired by piston type and is separated
Device, piston type abandon collection, sterility protection shell and can be fitted in piston type acquisition separator and piston type abandon collection it
On push-pull rod composition, in which:
There is the piston type acquisition separator cylindrical acquisition of the lower end with female Luer connector to separate injection-tube,
Be set in the lumen of acquisition separation injection-tube a bottom shape with acquire separate that injection-tube bottom of chamber fits like a glove first
Rubber plug is embedded in the first piston for being provided with push-and-pull lever attachment hole thereon into one on the first rubber plug；
The piston type abandons the movable piston type that is installed in of collection and acquires separator lower part, it has a upper end
Cylindrical abandoning liquid collecting pipe with public female Luer switch valve, be set in the lumen for abandoning liquid collecting pipe a top shape with
The second rubber plug that liquid collection lumen top fits like a glove is abandoned, is embedded in the lower part of the second rubber plug and is provided with push-pull rod company into its lower end
Connect the second piston in hole；
The sterility protection shell include one can big envelope piston type acquisition separator top upper protective shell and one
Piston type can be acquired into separator lower part together and piston type abandoning collection is subject to the lower protective shell of big envelope, the protection shell systems
It can guarantee the aseptic of separation system, and various model centrifuges can be adapted to；
The push-pull rod has the straight cross core bar of a root long, and one end of cross core bar is equipped with draw back plate, and the other end is equipped with
The rotation card fast joint cooperated can be connect with lever attachment hole is pushed and pulled on first piston and second piston.
In above-mentioned platelet rich plasma preparation facilities, it is printed on scale in the pipe shaft subscript of acquisition separation injection-tube, it can be to adopting
Quantitative blood is taken out in advance in collection separation injection-tube.
The further technical solution of the utility model further include: piston type abandons public female Luer set by collection
Switch valve can acquire the public female Luer of female Luer connector airtight connection and a pair on separator by one with piston type and can control
The manual switch valve of public female Luer nozzle on-off forms, and is arranged by the connection of female Luer connector and public female Luer, can be real
Existing device internal liquid is pollution-free, separates without leakage, shifts, injects.
The further technical solution of the utility model further include: the upper protective shell and lower protective shell of sterility protection shell are opened
Mouth end can be connected by male and female screw socket.
The further technical solution of the utility model further include: be set on the outer tube wall of acquisition separation injection-tube
Dismountable power-assisted plate.
The general retracting state (referring to attached drawing 1) of the utility model is that piston type is acquired to separator and piston type abandoning liquid receipts
Storage is connected by female Luer connector with public female Luer, then by the two encapsulation in sterility protection shell, push-pull rod and power-assisted
In addition plate retracts.
In practical application, the utility model can prepare high concentration platelet rich plasma with secondary centrifuging mode, specific to wrap
Include preparation step below.
One, in the sterility protection shell of removal big envelope outside, the connection of male and female female Luer is unclamped, piston type acquisition point is made
Collection is abandoned from device and piston type to be detached from；Injection-tube is separated by acquisition is connected to the blood taking needle of volunteer's blood vessel connection
Female Luer connector on；Push-pull rod is separated the first piston in injection-tube with acquisition again to connect, pulls back pushing ram, is extracted
Blood.
Two, after extracting blood, push-pull rod is disassembled, acquisition is separated into the female Luer connector of injection pipe end and piston type is abandoned
Liquid collecting pipe passes through public female Luer connection, confirms that public female Luer switch valve (i.e. manual switch valve) is to close shape before connecting
State.
Three, after connecting acquisition separation injection-tube with piston type abandoning liquid collecting chamber, keep acquisition separation injection-tube upper, living
Plug abandons liquid collecting chamber in lower position, then centrifugation is put into a centrifuge after they are placed in sterility protection shell；It is centrifuged with 150g
Power carries out first time centrifugation, is centrifuged 5 minutes, and most of erythrocyte aggregations in blood plasma is made to acquire separation injection-tube lower part.
Four, push-pull rod is installed into back the first Position on rubber stopper after being centrifuged for the first time, public female Luer switch valve is opened, by pushing away
Lower layer's red blood cell push-in piston type is abandoned liquid collecting pipe by pull rod, closes public female Luer switch valve, and push-pull rod of dismantling shakes up, so
Acquisition separation injection-tube is placed in bottom afterwards, piston type is abandoned liquid collecting chamber and is positioned in an up, then they are placed in sterility protection shell
After put into a centrifuge carry out secondary centrifuging；With 250g centrifugal force 5 minutes, separate most of platelet aggregation in acquisition
Injecting cavity rubber plug position, top are platelet poor plasma.
Five, after second of centrifugation, piston type acquisition separator and piston type is kept to abandon the position of collection, by push-pull rod
It is inserted into piston type acquisition separation syringe first piston position, public female Luer switch valve is opened, by upper layer platelet poor plasma
It is pushed out to piston type to abandon in collection, remainder is obtained platelet rich plasma.
Six, tube wall public affairs female Luer switch valve separates piston type and abandons collection, then universal threaded injection needle is installed
The female Luer connector position of injection pipe end is separated in acquisition, push-pull rod, which is installed back the first Position on rubber stopper, to carry out for patient
Injection treatment.
In use, whole system is in a sealed state utility model device, twice system in centrifugal process
Interior liquid is also shifted in sealing state always, and guarantee prepares the gnotobasis of product；Pass through set controlled valve and work
The effect of plug reduces extraction and transfer process that previous cellular component separates by hand, to ensure that obtained product
Stability and safety, and operating process is simplified, therefore the preparation facilities is easy to operate, it is low in cost, it can be clinic
Research and treatment provide a kind of device and method of the platelet rich plasma of high concentration, low cost.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the utility model in harvesting state and centrifugal work state.
Fig. 2 is the structural schematic diagram of push-pull rod in the utility model, power-assisted plate and piston type acquisition separator bonding state.
Fig. 3 is the structural schematic diagram of push-pull rod in the utility model.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the vertical view of power-assisted plate in Fig. 3 to structural schematic diagram.
Fig. 6 is the structural schematic diagram that piston type abandons collection in the utility model.
Fig. 7 is the left view of public female Luer switch valve member in Fig. 6 to structural schematic diagram.
Fig. 8 is the structural schematic diagram of sterility protection shell in the utility model.
Fig. 9 is the use state diagram of the utility model.
The title of each number designation is respectively in attached drawing: 1- push-pull rod, 11- rotation card fast joint, 12- cross core bar,
13- draw back plate；The first rubber plug of 2-；3- first piston；4- acquisition separation injection-tube, 41- power-assisted plate, 42- pipe shaft scale；
5- female Luer connector；6- abandons liquid collecting pipe；7- public affairs female Luer switch valve, 71- public affairs female Luer, 72- valve body, 73-
Spool, 74- handle；The second rubber plug of 8-；9- second piston；10- sterility protection shell, 101- upper protective shell are protected under 102-
Protective case.
Specific embodiment
The content of the present invention is described further below with reference to attached drawing, but the practical application form of the utility model
It is not limited in the embodiment of diagram.
Referring to attached drawing, detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation described in the utility model
Device includes piston type acquisition separator, piston type abandoning collection, sterility protection shell 10 and can be fitted in piston type acquisition
Separator and piston type abandon the push-pull rod 1 on collection.
Piston type acquires separator, and there is a cylindrical acquisition to separate injection-tube 4, and the bottom of acquisition separation injection-tube 4 is
Cone, lower end band female Luer connector 5；A bottom shape and acquisition point are set in the lumen of acquisition separation injection-tube 4
From the first rubber plug of soft polymer material system 2 that 4 conical cavity bottom of injection-tube fits like a glove, such setting form is conducive to two
Platelet rich separates 4 tube wall of injection-tube with acquisition in rubber plug centrum and is formed by the lowest point after secondary centrifugation, and after secondary centrifuging
Tunica albuginea layer and conical rubber plug form circular tunica albuginea, be conducive to control the accurate of upper layer platelet poor plasma after secondary centrifuging
Transfer, and when treating injection, cone bodily form rubber plug is easy to platelet rich plasma being injected into therapentic part to greatest extent；
The first piston 3 for being provided with push-and-pull lever attachment hole thereon into one is embedded on the first rubber plug 2, first piston 3 is with the first rubber plug 2
Card slot connection.It is printed with pipe shaft scale 42 on the pipe shaft wall of acquisition separation injection-tube 4, can accurately prepare the Fu Xue little of required amount
Plate blood plasma guarantees just its stay in grade.Dismountable power-assisted plate 41, power-assisted are fitted on the outer tube wall of acquisition separation injection-tube 4
Plate 41 separates injection-tube 4 with acquisition and is connected by card slot, facilitates the acquisition and injection of liquid.
Piston type abandons the cylindrical abandoning liquid collecting pipe 6 that collection has a upper end band public affairs female Luer switch valve 7,
It abandons and is set with a top shape in the lumen of liquid collecting pipe 6 and abandons the second rubber plug 8 that 6 chamber top of liquid collecting pipe fits like a glove,
The lower part of second rubber plug 8 is embedded in the second piston 9 that push-and-pull lever attachment hole is provided with into its lower end, second piston 9 and the second glue
Plug 8 connects for card slot.The structure that piston type abandons public female Luer switch valve 7 set by collection can be found in Fig. 6 and Fig. 7, it
The public female Luer 71 of 5 airtight connection of female Luer connector and a secondary controllable public Shandong on separator can be acquired with piston type by one
The manual switch valve composition of your 71 nozzle on-off of connector.In practical application, it is public female Luer that piston type, which is abandoned set by collection,
The red blood cell of first time separation can be completely transferred to piston type under the premise of other devices of not dismounting and change and abandoned by switch valve 7
In liquid collection system, public female Luer switch valve 7 can prevent red blood cell when secondary separation from participating, without again with other
Mode removes red blood cell, saves operating procedure, and avoid germ contamination, improves centrifugal efficiency.
The structure of sterility protection shell 10 can be found in Fig. 1 and Fig. 8, it include one can big envelope piston type acquisition separator on
The upper protective shell 101 in portion and one piston type can be acquired separator lower part together and piston type abandons collection and be subject to big envelope
Lower protective shell 102, sterility protection shell 10 is using the rigid polymer cavity body structure being threadedly coupled, i.e., upper protective shell 101 and lower guarantor
102 open end of protective case can be connected by male and female screw socket.Sterility protection shell 10 can not only guarantee the aseptic of entire organization system, but also
Various model centrifuges can be adapted to.
The structure of push-pull rod 1 is as shown in Figure 3 and Figure 4, and main body is the straight cross core bar 12 of a root long, in cross core bar 12
One end is equipped with draw back plate 13, and the other end is equipped with rotation card fast joint 11.Connection between push-pull rod 1 and two pistons is that rotation card connects
It connects, i.e., is attached by the rotation card fast joint 11 of rod end with the push-and-pull lever attachment hole on first piston 3 and second piston 9.
In the utility model component, rubber plug is made of soft polymer material (such as high resiliency butyl material),
It is remaining to be made of rigid polymeric material.
Claims (4)
1. a kind of detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities, it is characterised in that by piston type
Acquisition separator, piston type abandon collection, sterility protection shell (10) and can be fitted in piston type acquisition separator and piston type
Abandon push-pull rod (1) composition on collection, in which:
There is the piston type acquisition separator cylindrical acquisition of the lower end with female Luer connector (5) to separate injection-tube
(4), a bottom shape is set in the lumen of acquisition separation injection-tube (4), and to separate with acquisition injection-tube (4) bottom of chamber complete
Identical the first rubber plug (2) is embedded in the first piston (3) for being provided with push-and-pull lever attachment hole thereon into one on the first rubber plug (2)；
The piston type abandons the movable piston type that is installed in of collection and acquires separator lower part, it has a upper end band public
The cylindrical abandoning liquid collecting pipe (6) of female Luer switch valve (7) is set with a top in the lumen for abandoning liquid collecting pipe (6)
Shape and abandon the second rubber plug (8) for fitting like a glove of liquid collecting pipe (6) chamber top, the lower part of the second rubber plug (8) be embedded in into one its
Lower end is provided with the second piston (9) of push-and-pull lever attachment hole；
The sterility protection shell (10) include one can big envelope piston type acquisition separator top upper protective shell (101) and
Piston type acquisition separator lower part and piston type can be abandoned the lower protective shell (102) that collection is subject to big envelope together by one；
The push-pull rod (1) has the straight cross core bar (12) of a root long, and one end of cross core bar (12) is equipped with draw back plate (13),
The other end, which is equipped with, to connect the rotation card fast joint (11) cooperated with lever attachment hole is pushed and pulled on first piston (3) and second piston (9).
2. detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities according to claim 1,
Be characterized in that: piston type, which abandons public female Luer switch valve (7) set by collection, can acquire separator with piston type by one
The hand of the public female Luer (71) of upper female Luer connector (5) airtight connection and secondary controllable public female Luer (71) nozzle on-off
Dynamic switch valve composition.
3. detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities according to claim 1,
Be characterized in that: the upper protective shell (101) of sterility protection shell (10) and lower protective shell (102) open end can be connected by male and female screw socket
It connects.
4. detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities according to claim 1,
It is characterized in that: being set with dismountable power-assisted plate (41) on the outer tube wall of acquisition separation injection-tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821964473.3U CN209422595U (en) | 2018-11-27 | 2018-11-27 | Detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821964473.3U CN209422595U (en) | 2018-11-27 | 2018-11-27 | Detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209422595U true CN209422595U (en) | 2019-09-24 |
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ID=67968331
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821964473.3U Expired - Fee Related CN209422595U (en) | 2018-11-27 | 2018-11-27 | Detachable piston type acquisition separation injecting medicinal platelet rich plasma preparation facilities |
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| CN (1) | CN209422595U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420813A (en) * | 2020-04-06 | 2020-07-17 | 四川大学华西医院 | PRP centrifugal sleeve, PRP centrifugal machine and PRP preparation method |
| CN111495614A (en) * | 2020-04-28 | 2020-08-07 | 四川大学华西医院 | PRP preparation device and preparation method |
-
2018
- 2018-11-27 CN CN201821964473.3U patent/CN209422595U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111420813A (en) * | 2020-04-06 | 2020-07-17 | 四川大学华西医院 | PRP centrifugal sleeve, PRP centrifugal machine and PRP preparation method |
| CN111495614A (en) * | 2020-04-28 | 2020-08-07 | 四川大学华西医院 | PRP preparation device and preparation method |
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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 |
Granted publication date: 20190924 Termination date: 20211127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |