CN210965542U

CN210965542U - Integrated PRP (pulse repetition protocol) acquisition and preparation device

Info

Publication number: CN210965542U
Application number: CN201921627906.0U
Authority: CN
Inventors: 张旸
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-07-10
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses an integrated PRP acquisition and preparation device, which comprises a tube body and a pipette; one end of the pipe body is provided with a rotary needle opening, the other end of the pipe body is provided with a push rod device, the push rod device is movably arranged in the pipe body and comprises a piston head and a push-pull rod, the piston head is connected with the push-pull rod, the pipette is connected with the rotary needle opening, one end of the pipette is a closed end, and the other end of the pipette is connected with the rotary needle opening. Through body and pipette cooperation use, draw blood with the body, with the needle cap lid on the body, carry out twice centrifugation in the centrifuge, in pushing away surplus red blood cell in the body to the pipette after first centrifugation, in pushing away the PRP in the body to the pipette after the centrifugation of second time. Thus, infection can be greatly reduced.

Description

Integrated PRP (pulse repetition protocol) acquisition and preparation device

Technical Field

The utility model relates to a plasma collection system technical field specifically is preparation facilities is gathered to integration PRP.

Background

The blood component includes plasma, platelet, leukocyte, erythrocyte, etc. The platelet-rich autologous plasma is widely used clinically, and a small amount of autologous plasma can be used for treating arthritis and promoting wound healing. In the medical industry, the separation of blood components is a very common and meaningful task. However, in the prior art, the risk of plasma contamination is increased due to the step of pumping plasma after centrifugation in some plasma separation devices.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a preparation facilities is gathered to integration PRP, use through body and pipette cooperation, at first, extract blood with the body, with the needle cap lid on the body, carry out centrifugation for the first time in the centrifuge, take out the body and take off the needle cap after the centrifugation, connect the pipette on the body again, secondly, install the push-and-pull rod on the body, push-and-pull rod pushes away unnecessary red blood cell in the body to the pipette, and finally, take off the pipette on the body, with the needle cap lid on the body, extract the push-and-pull rod, put into centrifuge and carry out centrifugation for the second time in the body that has the needle cap, take out the body and take off the needle cap after the centrifugation, install the push-and-pull rod on the body again, then connect the pipette on the body, push away the interior PRP of body to the pipette with the push-and-pull rod, so, very.

The integrated PRP acquisition and preparation device comprises a tube body and a pipette; one end of the tube body is provided with a rotary needle opening, and the other end of the tube body is provided with a push rod device; the outer wall of the rotary needle opening is detachably connected with a needle cap; the push rod device is movably arranged in the tube body; the push rod device comprises a piston head and a push-pull rod, and the piston head is connected with the push-pull rod; the pipette is connected with the rotary needle port through threads; one end of the pipette is a closed end, and the other end of the pipette is connected with the rotary needle port.

Optionally, the volume of the tube body is 40-70 ml.

Optionally, the outer wall of the tube body is provided with scale marks.

Optionally, the piston head comprises a soft rubber head and a hard rubber head at one end of the soft rubber head.

Optionally, the outer wall of the soft rubber head is provided with a plurality of sealing rings.

Optionally, the piston head and the push-pull rod are connected by a thread.

Optionally, the tube body and the pipette are both made of transparent PP plastic or ABS plastic.

Optionally, the material of the closed end is elastic.

Compared with the prior art, the utility model, the beneficial effect who has does:

1. the utility model provides a preparation facilities is gathered to integration PRP, use through body and pipette cooperation, at first, extract blood with the body, with the needle cap lid on the body, carry out centrifugation for the first time in the centrifuge, take out the body and take off the needle cap after the centrifugation, connect the pipette on the body again, secondly, install the push-and-pull rod on the body, push away the unnecessary red blood cell in the body to the pipette with the push-and-pull rod, and finally, take off the pipette on the body, with the needle cap lid on the body, extract the push-and-pull rod, put into centrifuge and carry out centrifugation for the second time to the body that has the needle cap, take out the body and take off the needle cap after the centrifugation, install the push-and-pull rod on the body again, then connect the pipette on the body, push away the PRP in the body to the pipette with the push-and push-pull rod, so, very.

2. The utility model provides a preparation facilities is gathered to integration PRP, the outer wall of body are provided with the scale mark, can control the propulsion or the stopping of liquid better through the scale mark.

Drawings

In order to illustrate the technical solution of the present invention more clearly, the drawings that are needed in the present invention will be briefly described below, it being understood that the following drawings only show some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for a person skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is the utility model discloses preparation facilities structural schematic is gathered to integration PRP.

Fig. 2 is a schematic diagram of the structure of the present invention in which the tube body is used with the pipette.

Fig. 3 is a schematic view of the pipette structure of the present invention.

Fig. 4 is a schematic view of the piston head structure of the present invention.

Icon:

1-a pipe body;

2-a pipette;

3-a push rod device, 31-a piston head, 32-a push-pull rod, 311-a soft rubber head and 312-a hard rubber head;

4-rotating the needle mouth;

5-needle cap.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined below to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments.

May be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the present invention, which is provided in the accompanying drawings, is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention, and all other embodiments obtained by those skilled in the art without inventive work based on the embodiments of the present invention are within the scope of the invention as claimed.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate coal medium, and the connection between the two elements can be realized. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1, the present invention provides an integrated PRP collecting and preparing device, which includes a tube body 1 and a pipette 2;

wherein, one end of the tube body 1 is provided with a rotary needle opening 4, the other end of the tube body 1 is provided with a push rod device 3, and the outer wall of the rotary needle opening 4 is detachably connected with a needle cap 5; the push rod device 3 is movably arranged in the pipe body 1, the push rod device 3 comprises a piston head 31 and a push-pull rod 32, and the piston head 31 is connected with the push-pull rod 32.

Referring to fig. 2, the pipette 2 is screwed to the rotary needle port 4, one end of the pipette 2 is a closed end, and the other end of the pipette 2 is screwed to the rotary needle port 4. Through body 1 and pipette 2 cooperation use, at first, draw blood with body 1, cover needle cap 5 on body 1, carry out centrifugation for the first time in the centrifuge, take out body 1 and take off needle cap 5 after the centrifugation, again connect pipette 2 on body 1, secondly, install push-and-pull rod 32 on body 1, push-and-pull rod 32 pushes away unnecessary red blood cell in body 1 in pipette 2, finally, take off pipette 2 on body 1, cover needle cap 5 on body 1, extract push-and-pull rod 32, put body 1 with needle cap 5 into the centrifuge and carry out centrifugation for the second time, take out body 1 and take off needle cap 5 after the centrifugation, again install push-and-pull rod 32 in body 1, then connect pipette 2 on body 1, push away PRP in body 1 in pipette 2 with push-and-pull rod 32, so, can very big reduction infection.

Referring to fig. 3, in the present embodiment, the outer walls of the tube body 1 and the pipette 2 are provided with scale marks to better control the advance or stop of the liquid.

The volume of the tube body 1 is 40-70ml, the volume of the pipette 2 is less than or equal to that of the tube body 1, and the tube body 1 and the pipette 2 are both made of transparent PP (polypropylene) plastics or ABS (acrylonitrile butadiene styrene) plastics, so that the color of liquid can be conveniently checked. The pipette 2 is connected with the rotary needle port 4 through threads, the connection is detachable, and the manufacturing material of the closed end of the pipette 2 is elastic material.

Referring to fig. 4, the piston head 31 further includes a soft rubber head 311 and a hard rubber head 312 at one end of the soft rubber head 311. The outer wall of the soft rubber head 311 is provided with a plurality of sealing rings. The piston head 31 and the push-pull rod 32 are connected by a screw.

In this embodiment, the soft rubber head 311 and the hard rubber head 312 are fixedly connected by means of glue or the like, and a plurality of sealing rings are disposed on the outer wall of the soft rubber head 311, and the sealing rings are used for better sealing between the piston head 31 and the tube body 1 and preventing liquid from leaking. The push-pull rod 32 is connected with the hard rubber head 312 through threads, so that the piston head 31 is movably connected with the push-pull rod 32.

Referring to fig. 1, further, a needle cap 5 is disposed on an outer wall of the rotary needle opening 4, and the needle cap 5 and the rotary needle opening 4 may be connected by a thread or a snap. The needle cap 5 is arranged to effectively prevent the rotary needle mouth 4 from being polluted.

In this embodiment, the use method of the integrated PRP collection and preparation apparatus is as follows:

firstly, the needle cap 5 on the tube body is taken down, the needle head is replaced at the position of the rotary needle port 4, blood is extracted from the tube body 1, and then the needle head is taken down.

Secondly, the needle cap 5 is covered on the tube body 1, the push-pull rod 32 is pulled out, the tube body 1 with the needle cap 5 is placed in a centrifuge for first centrifugation, after the tube body 1 is centrifuged by the centrifuge, the tube body 1 is taken out, the needle cap 5 is taken down, the pipette 2 is connected to the tube body 1, the push-pull rod 32 is arranged on the piston head 31 in the tube body 1, and redundant red blood cells in the tube body 1 are pushed into the pipette 2.

Finally, the pipette 2 on the tube body 1 is taken down, the needle cap 5 is covered on the tube body 1, the push-pull rod 32 is pulled out, the tube body 1 with the needle cap 5 is placed into a centrifuge for secondary centrifugation, the tube body 1 is taken out after the centrifugation by the centrifuge, the needle cap 5 is taken down, the pipette 2 is connected onto the tube body 1, the push-pull rod 32 is installed on the piston head 31 in the tube body 1, and the PRP in the tube body 1 is pushed into the pipette 2.

In this example, two centrifugations are performed, requiring two pipettes 2.

The above description is only the general embodiments of the present invention, and is not intended to limit the present invention in any form, and all the technical matters of the present invention are all within the protection scope of the present invention to any simple modification and equivalent changes made by the above embodiments.

Claims

1. The integrated PRP acquisition and preparation device is characterized by comprising a pipe body (1) and a pipette (2);

one end of the tube body (1) is provided with a rotary needle opening (4), and the other end of the tube body (1) is provided with a push rod device (3);

the outer wall of the rotary needle opening (4) is detachably connected with a needle cap (5);

the push rod device (3) is movably arranged in the pipe body (1);

the push rod device (3) comprises a piston head (31) and a push-pull rod (32), and the piston head (31) is connected with the push-pull rod (32);

one end of the pipette (2) is a closed end, and the other end of the pipette (2) is connected with the rotary needle opening (4) through threads.

2. The integrated PRP collection and preparation device according to claim 1, wherein the volume of the tube (1) is 40-70 ml.

3. The integrated PRP collecting and preparing device according to claim 1, wherein the outer wall of the tube body (1) is provided with scale marks.

4. The integrated PRP collecting and preparing device according to claim 1, wherein the piston head (31) comprises a soft rubber head (311) and a hard rubber head (312) at one end of the soft rubber head (311).

5. The integrated PRP collecting and preparing device according to claim 4, wherein a plurality of sealing rings are arranged on the outer wall of the soft rubber head (311).

6. The integrated PRP collection and preparation device according to claim 1, wherein the piston head (31) and the push-pull rod (32) are connected by a screw thread.

7. The integrated PRP collection and preparation device according to claim 1, wherein the tube body (1) and the pipette (2) are made of transparent PP plastic or ABS plastic.

8. The integrated PRP collection and preparation device of claim 1, wherein the closed end is made of an elastic material.