CN211613089U

CN211613089U - Separation device for preparing platelet-rich plasma

Info

Publication number: CN211613089U
Application number: CN202020045046.6U
Authority: CN
Inventors: 陈瑞; 陈兵
Original assignee: Shandong Longtai Biotech Co ltd
Current assignee: Shandong Longtai Biotech Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-10-02
Anticipated expiration: 2030-01-10

Abstract

The utility model discloses a separator of preparation rich platelet plasma, including the separator tube, the upper end fixedly connected with upper cover of separator tube, the fixed setting of separator tube is the hyaline tube, the lower extreme middle part fixedly connected with grafting tubule of separator tube, the inside fixed compression portion that is provided with of lower extreme of separator tube, the inside fixed pressure spring that is provided with of compression portion, the one end fixed connection of pressure spring is at the upper surface of opening and close the post, and opens and close the lower surface that the lower extreme of post runs through the separator tube and lead to outside, the inside central point rigidity of lower extreme of separator tube is provided with takes out the hole. The utility model discloses in, the separator tube bottom is equipped with the butt joint tubule, takes out the pipe through butt joint tubule connection, realizes taking out the purpose of erythrocyte from the below, and the separator tube inboard bottom is the bell, improves and takes out the erythrocyte precision, and the separator tube bottom is established and is opened and close the post, through with take out union coupling or press the link up that can realize the bottom, on the contrary close, the drawing liquid process does not contact with the air, guarantees liquid purity.

Description

Separation device for preparing platelet-rich plasma

Technical Field

The utility model relates to a PRP draws the field, especially relates to a separator of preparation rich platelet plasma.

Background

Platelet-rich plasma (PRP) contains high-concentration growth factors, has definite functions of promoting wound healing, osteogenesis and soft tissue repair, accelerating bone healing and improving healing quality, and has good application prospect clinically because PRP is completely from self, has no disease infection and immunological rejection, is simple to prepare and has small damage to tissues.

The existing PRP preparation mainly has density gradient centrifugation method and two kinds of methods of plasma separation and replacement method, generally use the centrifugation as first choice, because the centrifugation divide into two parts, generally realize the extraction operation of inside liquid through the needle to it needs to set up the hole to make on the separator tube, all need open when opening and close the operation, probably can lead to in the bacterium admission pipe, generally separate the body and be the column type, because the needle tubing is thinner during the extraction, can't guarantee the precision of extraction liquid, thereby the PRP purity that reachs is lower.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a separation device for preparing platelet-rich plasma.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a preparation separator rich platelet plasma, includes the separator tube, the upper end fixedly connected with upper cover of separator tube, the fixed hyaline tube that sets up of separator tube, the lower extreme middle part fixedly connected with grafting tubule of separator tube, the inside fixed compression portion that is provided with of lower extreme of separator tube, the fixed pressure spring that is provided with in inside of compression portion, the one end fixed connection of pressure spring is at the upper surface of opening and close the post, and opens and close the lower surface that the lower extreme of post runs through the separator tube and lead to outside, the inside central point rigidity of lower extreme of separator tube is provided with takes out the hole, the middle part rigidity of taking out the hole sets up slottedly, one side of pressure spring is connected with flexible stopper, and flexible stopper and groove.

As a further description of the above technical solution:

the utility model discloses a sampling tube, including separating tube, sampling tube, butt joint tubule, the lower extreme of opening and close the post corresponds and supports to put on one side of the upper surface of sampling tube, the below butt joint of separating tube has the sampling tube, the upper end middle part rigidity of sampling tube is provided with the butt joint tubule, and the butt joint tubule corresponds the cover and puts the surface at the tubule of pegging graft, the lower.

As a further description of the above technical solution:

one side of the upper end of the pressure spring is rotatably connected with a switching rod, the other end of the switching rod is rotatably connected with a telescopic plug, and the telescopic plug penetrates through the side wall of the compression part and corresponds to the groove in the middle of the drawing hole.

As a further description of the above technical solution:

the separation tube is fixedly arranged in the hollow cavity, the bottom surface of the separation tube is conical, and the conical tip is correspondingly communicated with the drawing hole.

As a further description of the above technical solution:

the upper cover is fixedly butted at the upper end of the separation pipe, the surface of the upper cover is fixedly provided with an air hole, and an antibacterial filter layer is fixedly arranged inside the air hole.

As a further description of the above technical solution:

the whole round surface area of the telescopic plug is larger than the cross section area of the drawing hole, and the telescopic plug and the drawing hole can be connected in a sealing mode.

The utility model discloses following beneficial effect has:

1. the utility model discloses the fixed butt joint tubule that is provided with in structure separator tube bottom can take out the pipe through the butt joint tubule connection to the purpose of red blood cell is taken out from the below to the realization, and the inboard bottom of separator tube sets up to the bell, can improve and take out the red blood cell precision.

2. The utility model discloses structure separator tube bottom is provided with opens and close the post, through with take out union coupling or press and to realize lining up of bottom, otherwise close to can guarantee the drawing liquid process not with the air contact, guarantee liquid purity.

Drawings

FIG. 1 is a front view of a separation device for preparing platelet rich plasma;

FIG. 2 is a front sectional view of a separation device for preparing platelet rich plasma;

fig. 3 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a separation tube; 2. an upper cover; 3. a sampling tube; 4. butting the thin pipes; 5. opening and closing the column; 6. a telescoping plug; 7. inserting a thin tube; 8. an antibacterial filter layer; 9. a pressure spring; 10. a transfer lever; 11. a compression section; 12. and (6) drawing the hole.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a separation device for preparing platelet-rich plasma comprises a separation tube 1, a centrifugal standing tube body is provided, an upper cover 2 is fixedly connected to the upper end of the separation tube 1, upper portion sealing operation is provided, the separation tube 1 is fixedly arranged to be a transparent tube, layering of components can be seen, a splicing tubule 7 is fixedly connected to the middle position of the lower end of the separation tube 1, a bottom splicing position is provided, a compression portion 11 is fixedly arranged inside the lower end of the separation tube 1, a linkage space is provided, a compression spring 9 is fixedly arranged inside the compression portion 11, elastic force is provided, one end of the compression spring 9 is fixedly connected to the upper surface of an opening and closing column 5, the lower end of the opening and closing column 5 penetrates through the lower surface of the separation tube 1 to be communicated to the outside, a drawing hole 12 is fixedly arranged at the center position inside the lower end of the separation tube 1, a liquid drawing pipeline is provided, a groove is, and the telescopic plug 6 and the groove correspond to each other, so that the opening and closing operation of the drawing hole 12 is realized.

A sampling tube 3 is butted below a separation tube 1 to realize the operation of extracting blood cells and blood platelet-rich plasma for the second time, a butt joint thin tube 4 is fixedly arranged at the middle position of the upper end of the sampling tube 3, the butt joint thin tube 4 is correspondingly sleeved on the outer surface of a splicing thin tube 7 to realize simple butt joint operation, the lower end of an opening and closing column 5 is correspondingly butted on one side of the upper surface of the sampling tube 3, one side of the upper end of a pressure spring 9 is rotatably connected with an adapter rod 10, the other end of the adapter rod 10 is rotatably connected with a telescopic plug 6 to realize the operation of moving the telescopic plug 6 left and right, the side wall of the telescopic plug 6 penetrating through a compression part 11 corresponds to a groove at the middle part of a pumping hole 12, the inside of the separation tube 1 is fixedly arranged to be hollow to provide an internal placing space, the internal bottom surface of the separation tube 1 is arranged to be conical to reduce a liquid pumping surface, the conical tip end is correspondingly communicated with the, the fixed surface of upper cover 2 is provided with the gas pocket, and the inside of gas pocket is fixed and is provided with fungi-proofing filtering layer 8, realizes stabilizing inside atmospheric pressure and fungi-proofing operation, and the whole disc area of flexible stopper 6 is greater than the cross sectional area of taking out hole 12, and can realize sealing connection between flexible stopper 6 and the taking out hole 12, guarantees the sealed effect of flexible stopper 6, prevents that centrifugal liquid from flowing.

The working principle is as follows: when carrying out rich platelet plasma separation operation, place blood in the inside of separator tube 1, realize the first centrifugation operation to blood through placing separator tube 1 on centrifuge, the centrifugation is accomplished the back and is stood, the blood cell after the standing is at the lower extreme of separator tube, realize inside extraction hole 12 through connecting sampling tube 3 and link up, thereby realize the flow of extraction blood cell, after the extraction is accomplished, extract sampling tube 3, extraction hole 12 realizes sealing with flexible stopper 6 under the effect of pressure spring 9, thereby can carry out the centrifugation operation of second time, after the centrifugation is stood and is accomplished, connect sampling tube 3 through the bottom and can take out platelet and partial plasma, obtain rich platelet plasma in the inside of sampling tube 3 body promptly after the mixture.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A separation device for preparing platelet rich plasma comprising a separation tube (1), characterized in that: the utility model discloses a separating tube, including separating tube (1), upper end fixedly connected with upper cover (2), separating tube (1) is fixed to be set up to the hyaline tube, the lower extreme middle part fixedly connected with grafting tubule (7) of separating tube (1), the inside fixed compression portion (11) that is provided with of lower extreme of separating tube (1), the inside fixed pressure spring (9) that is provided with of compression portion (11), the one end fixed connection of pressure spring (9) is at the upper surface of opening and close post (5), and the lower surface that the lower extreme of opening and close post (5) runs through separating tube (1) leads to outside, the inside central point rigidity of lower extreme of separating tube (1) is provided with and takes out hole (12), the middle part rigidity of taking out hole (12) sets up slottedly, one side of pressure spring (9) is connected with flexible stopper (6), and flexible stopper (6) and groove correspond.

2. The separation device for preparing platelet rich plasma according to claim 1, wherein: the below of separator tube (1) is docked sample tube (3), the upper end middle part rigidity of sample tube (3) is provided with butt joint tubule (4), and butt joint tubule (4) correspond the cover and put the surface at grafting tubule (7), the lower extreme correspondence of opening and close post (5) is supported and is put upper surface one side at sample tube (3).

3. The separation device for preparing platelet rich plasma according to claim 1, wherein: one side of the upper end of the pressure spring (9) is rotatably connected with an adapter rod (10), the other end of the adapter rod (10) is rotatably connected with a telescopic plug (6), and the telescopic plug (6) penetrates through the side wall of the compression part (11) and corresponds to a groove in the middle of the drawing hole (12).

4. The separation device for preparing platelet rich plasma according to claim 1, wherein: the separation tube (1) is fixedly arranged to be hollow, the bottom surface of the separation tube (1) is conical, and the conical tip is correspondingly communicated with the drawing hole (12).

5. The separation device for preparing platelet rich plasma according to claim 1, wherein: the upper cover (2) is fixedly butted at the upper end of the separation pipe (1), the surface of the upper cover (2) is fixedly provided with an air hole, and an antibacterial filter layer (8) is fixedly arranged inside the air hole.

6. The separation device for preparing platelet rich plasma according to claim 1, wherein: the whole round surface area of the telescopic plug (6) is larger than the cross section area of the drawing hole (12), and the telescopic plug (6) is connected with the drawing hole (12) in a sealing mode.