CN210121487U

CN210121487U - PRP pipe

Info

Publication number: CN210121487U
Application number: CN201920742671.3U
Authority: CN
Inventors: 张晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-03-03
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a PRP pipe, include: the first pipe body is provided with a first accommodating cavity and a first spray head; the first cover body is used for being arranged in the first spraying head in a sealing mode; the first piston comprises a first piston head and a first push rod, the first push rod is provided with a second containing cavity, and a first through hole is formed in the first piston head; the second pipe body is slidably arranged in the second accommodating cavity, the second pipe body is provided with a third accommodating cavity, and one end of the second pipe body is provided with a second through hole; a second piston including a first piston head and a second push rod; wherein, the one end that the chamber was acceptd to the second of first push rod is equipped with first connector, and the outer wall of the one end of second body is equipped with the second connector with first connector threaded connection. In this way, the utility model discloses the accessible staff carries the PRP in with first body to the second body in to injecting out the PRP in the second body through the second body, making the extraction of PRP convenient, make things convenient for the staff to extract the PRP, work efficiency is high.

Description

PRP pipe

Technical Field

The utility model relates to the technical field of medical appliances, in particular to PRP pipe.

Background

Test tubes, instruments commonly used in chemical laboratories, are used as reaction vessels for small amounts of reagents, either at ambient temperature or with heat. In general, test tubes are classified into various types such as ordinary test tubes, test tubes with branches, and centrifugal test tubes. The centrifugal test tube is mainly used for separating turbid liquid, the centrifugal test tube on the market at present comprises a PRP tube, and the PRP tube is mainly used for separating PRP (platelet-rich plasma) in human blood to conveniently obtain PRP.

However, the flexibility of the PRP tube in the market is low, that is, after the PRP tube is centrifuged, the PRP tube is fixed in the PRP tube, so that the PRP in the PRP tube is difficult to extract, the working efficiency is low, and the user experience is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a PRP pipe, can carry the PRP in the first body to the second body to accessible second body is injected the PRP in the second body and is come, makes the extraction of PRP convenient, makes things convenient for the staff to extract the PRP, and work efficiency is high, has promoted user's experience greatly.

In order to solve the technical problem, the utility model discloses a technical scheme be: providing a PRP tube comprising: the first pipe body is provided with a first accommodating cavity, wherein one end of the first pipe body is provided with a first spray head communicated with the first accommodating cavity; the first cover body is used for being arranged in the first spraying head in a sealing mode; the first piston comprises a first piston head which is slidably arranged in the first accommodating cavity and a first push rod connected with the first piston head, wherein the first push rod is provided with a second accommodating cavity, and a first through hole which enables the first accommodating cavity and the second accommodating cavity to be communicated is formed in the first piston head; the second pipe body is detachably arranged in the second accommodating cavity, wherein the second pipe body is provided with a third accommodating cavity, and one end of the second pipe body is provided with a second through hole which enables the third accommodating cavity to be communicated with the second accommodating cavity; a second piston comprising a second piston head slidably disposed in the third receiving cavity and a second push rod connected with the second piston head; the first connecting head communicated with the first through hole is arranged in one end of the second containing cavity of the first push rod, and the second connecting head communicated with the second through hole and in threaded connection with the first connecting head is arranged on the outer wall of one end, far away from the second piston head, of the second pipe body.

Further, the first cover body is in threaded connection with the first injection head.

Further, the first cover body comprises a circular support plate and a first cylindrical protruding portion connected with the support plate, a first cylindrical accommodating groove is formed in the first protruding portion, a second cylindrical protruding portion is arranged in the first accommodating groove, a second cylindrical accommodating groove is formed in the second protruding portion, the first spray head comprises a first spray pipe communicated with the first accommodating cavity and accommodated in the second accommodating groove, and a third protruding portion arranged outside the first spray pipe and in threaded connection with the second protruding portion.

Further, the third protruding portion is annular, wherein the inner wall of the third protruding portion is provided with a first internal thread, the outer wall of the second protruding portion is provided with a first external thread in threaded connection with the first internal thread, and the third protruding portion is accommodated in the first accommodating groove.

Furthermore, one side surface of the support plate, which is far away from the first protruding part, is arranged in a plane shape.

Furthermore, the first connector is cylindrical, wherein a first opening communicated with the first through hole is formed in the first connector, the second connector comprises a fourth protruding portion which is cylindrical and contained in the first opening and a fifth protruding portion which is arranged outside the fourth protruding portion and in threaded connection with the first connector, and the fourth protruding portion is provided with a second opening communicated with the second through hole.

Furthermore, the fifth bulge is annular, wherein a second internal thread is arranged on the inner wall of the fifth bulge, and a second external thread in threaded connection with the second internal thread is arranged on the outer wall of the first connector.

Furthermore, an annular convex ring used for clamping the first piston head is arranged on the inner wall of the other end of the first containing cavity of the first pipe body.

Further, the first tube, the first push rod, the second tube and the second push rod are made of transparent materials.

Furthermore, the first pipe body is far away from the end of the first cover body and is externally provided with a first supporting plate, and the second pipe body is far away from the end of the first cover body and is externally provided with a second supporting plate.

The utility model has the advantages that: unlike the prior art, the disclosed PRP tube comprises: the first pipe body is provided with a first accommodating cavity, wherein one end of the first pipe body is provided with a first spray head communicated with the first accommodating cavity; the first cover body is used for being arranged in the first spraying head in a sealing mode; the first piston comprises a first piston head which is slidably arranged in the first accommodating cavity and a first push rod connected with the first piston head, wherein the first push rod is provided with a second accommodating cavity, and a first through hole which enables the first accommodating cavity and the second accommodating cavity to be communicated is formed in the first piston head; the second pipe body is detachably arranged in the second accommodating cavity, wherein the second pipe body is provided with a third accommodating cavity, and one end of the second pipe body is provided with a second through hole which enables the third accommodating cavity to be communicated with the second accommodating cavity; a second piston comprising a first piston head slidably disposed in the third receiving cavity and a second push rod connected with the second piston head; the outer wall of one end, far away from the second piston, of the second pipe body is provided with a second connector communicated with the second through hole and in threaded connection with the first connector. In this way, the utility model discloses the accessible staff carries the PRP in with first body to the second body in to accessible second body injects the PRP in the second body out, makes the extraction of PRP convenient, makes things convenient for the staff to extract the PRP, and work efficiency is high, has promoted user's experience greatly.

Drawings

Fig. 1 is a schematic perspective view of a PRP tube of the present invention;

FIG. 2 is a cross-sectional schematic view of the PRP tube of FIG. 1;

FIG. 3 is a partial schematic view of the PRP tube of FIG. 1;

fig. 4 is another partial schematic of the PRP tube of fig. 1.

Detailed Description

Referring to fig. 1 to 4, the PRP tube includes a first tube 11, a first cap 10, a first piston 12, a second tube 13, and a second piston 14.

The first tube 11 has a first receiving cavity 110. In this embodiment, the first tube 11 is cylindrical, and a first ejecting head connected to the first receiving cavity 101 is disposed at one end of the first tube 11.

The first cap 10 is for sealing arrangement in the first ejection head. In this embodiment, the first cap 10 is screwed to the first nozzle head.

Specifically, the first cover 10 includes a circular support plate 101 and a cylindrical first protrusion 102 connected to the support plate 101, wherein a cylindrical first receiving groove is formed in the first protrusion 102, a cylindrical second protrusion 103 is formed in the first receiving groove, and a cylindrical second receiving groove is formed in the second protrusion 103. Further, the first spray head includes a first spray pipe 111 communicating with the first receiving cavity 110 and received in the second receiving groove, and a third protrusion 112 disposed outside the first spray pipe 111 and threadedly coupled to the second protrusion 103. It will be appreciated that the first ejection head is sealed when the first cap 10 is threaded onto the first ejection head.

Preferably, the third protrusion 112 is in a circular ring shape, wherein an inner wall of the third protrusion 112 is provided with a first internal thread, an outer wall of the second protrusion 103 is provided with a first external thread in threaded connection with the first internal thread, and the third protrusion 112 is received in the first receiving groove.

That is, the first injection pipe 111 has a cylindrical shape to easily inject the fluid from the first receiving chamber 110, and the first receiving groove and the second receiving groove have a circular shape, wherein the outer diameter of the first injection pipe 111 is smaller than the inner diameter of the second receiving groove, the outer diameter of the second protrusion 103 is smaller than the inner diameter of the third protrusion 112, and the outer diameter of the third protrusion 112 is smaller than the inner diameter of the first receiving groove.

In the present embodiment, a side surface of the support plate 101 away from the first protrusion 102 is disposed in a planar shape, so that the first pipe 11 (or the entire PRP pipe) can be supported by the support plate 101.

Further, a first supporting plate 113 is disposed outside an end of the first tube 11 away from the first cover 10.

The first piston 12 is slidably disposed in the first receiving cavity 110 of the first tube 11. In this embodiment, the first piston 12 includes a first piston head 121 slidably disposed in the first receiving cavity 110 and a first push rod 122 connected to the first piston head 121, so that the first piston head 121 is pushed by the first push rod 122 to slide in the first receiving cavity 110. It should be understood that the first piston head 121 is used for sealing the first receiving cavity 110, and specifically, the first receiving cavity 110 has a cylindrical shape, and the first piston head 121 has a cylindrical shape, wherein the inner diameter of the first receiving cavity 110 is equal to the outer diameter of the first piston head 121.

In this embodiment, the first push rod 122 is provided with a second receiving cavity 125, wherein the first piston head 121 is provided with a first through hole 123 for communicating the first receiving cavity 110 and the second receiving cavity 125. It should be understood that the first receiving cavity 110 can be easily transported only through the first through hole 123 and the second receiving cavity 125.

The second tube 13 is detachably disposed in the second accommodating cavity 125, wherein the second tube 13 has a third accommodating cavity 130, and one end of the second tube 13 has a second through hole 131 for communicating the third accommodating cavity 130 with the second accommodating cavity 125.

In this embodiment, a second supporting plate 134 is disposed outside an end of the second tube 13 away from the first cover 10.

The second piston 14 is slidably disposed in the third receiving cavity 130. In this embodiment, the second piston 14 includes a second piston head 141 slidably disposed in the third receiving cavity 130 and a second push rod 142 connected to the second piston head 141 to push the second piston head 141 to slide in the third receiving cavity 130 via the second push rod 142. It should be understood that the second piston head 141 is used to seal the third receiving cavity 120, and specifically, the third receiving cavity 130 is cylindrical, and the second piston head 141 is cylindrical, wherein the inner diameter of the third receiving cavity 130 is equal to the outer diameter of the second piston head 141.

In this embodiment, a first connector 124 communicating with the first through hole 123 is disposed in one end of the second receiving cavity 125 of the first push rod 122, and a second connector communicating with the second through hole 131 and threadedly connected to the first connector 124 is disposed on an outer wall of one end of the second tube 13 away from the second piston head 141. It should be understood that since the first connector 124 communicates with the first through hole 123 and the second connector communicates with the second through hole 131, when the first connector 124 is screwed with the second connector, the first through hole 123 communicates with the second through hole 131, and the first receiving cavity 110 communicates with the third receiving cavity 130.

In the embodiment, the first connector 124 is cylindrical, wherein the first connector 124 has a first opening communicating with the first through hole 123 therein, the second connector includes a cylindrical fourth protrusion 132 received in the first opening and a fifth protrusion 133 disposed outside the fourth protrusion 132 and threadedly connected to the first connector 124, wherein the fourth protrusion 132 has a second opening communicating with the second through hole 131. It should be understood that the fifth protrusion 133 has a circular ring shape, wherein the outer diameter of the fourth protrusion 132 is smaller than the inner diameter of the first opening, and the outer diameter of the first connector 124 is equal to the inner diameter of the fifth protrusion 133.

Preferably, the inner wall of the fifth projection 133 is provided with a second internal thread, and the outer wall of the first connector 124 is provided with a second external thread to which the second internal thread is threadedly coupled.

In this embodiment, the inner wall of the other end of the first receiving cavity 110 of the first tube 11 is provided with an annular convex ring 114 for clamping the first piston head 121, so that the first piston head 121 is clamped by the annular convex ring 114 when sliding to the end opening of the first receiving cavity 110, and the first piston head 121 cannot fall off from the first receiving cavity 110.

In the present embodiment, the first tube 11, the first push rod 122, the second tube 13 and the second push rod 142 are made of a transparent material. Preferably, the outer wall of the first tube 11 and/or the second tube 13 is provided with graduations.

The specific working principle is as follows:

when it is necessary to centrifuge blood, the second piston 14 is retracted into the third receiving chamber 130, and the second tube 13 is screwed into the second receiving chamber 125 of the first push rod 122. The first cap 10 is taken out from the first ejecting head of the first tube 11, the first ejecting head is placed in blood, and the first piston 12 is pulled to draw the blood into the first receiving cavity 110 of the first tube 11 through the first ejecting head. The first spray head is then sealed with the first cap 10 and the PRP tube is placed in a centrifuge with the first cap 10 at the bottom when the PRP tube is placed in the centrifuge. After the centrifugation is completed, the PRP tube is placed on the ground or on a table, wherein the first cover 10 contacts the ground or the table, and the first tube 11 is immersed in the first receiving cavity 110 easily, so that the PRP is located at the middle layer of the first receiving cavity 110, and the blood cell is located at the bottom layer of the first receiving cavity 110. Finally, the second supporting plate 134 is pressed by hand, since the second tube 13 is in threaded connection with the first piston head 121, at this time, the second supporting plate 134 drives the first piston head 121 to press the solution in the first receiving cavity 110 downward, at this time, the solution enters the third receiving cavity 130 through the first through hole 123 and the second through hole 131, when most or all of the PRP in the first receiving cavity 110 enters the third receiving cavity 130, the pressing of the second supporting plate 134 is stopped, and the second tube 13 is rotated to separate from the first connector 124. When the second pipe 13 is separated from the first connector 124, the PRP is located at the second connector, and at this time, the PRP can be preferentially injected from the third containing cavity 130 of the second pipe 13 only by extruding the second push rod 142, so that the PRP can be conveniently extracted, the PRP can be conveniently extracted by a worker, and the working efficiency is high.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A PRP tube, comprising:

the first pipe body is provided with a first accommodating cavity, wherein one end of the first pipe body is provided with a first spray head communicated with the first accommodating cavity;

the first cover body is used for being arranged in the first spraying head in a sealing mode;

the first piston comprises a first piston head which is slidably arranged in the first accommodating cavity and a first push rod connected with the first piston head, wherein the first push rod is provided with a second accommodating cavity, and a first through hole which enables the first accommodating cavity and the second accommodating cavity to be communicated is formed in the first piston head;

the second pipe body is detachably arranged in the second accommodating cavity, wherein the second pipe body is provided with a third accommodating cavity, and one end of the second pipe body is provided with a second through hole which enables the third accommodating cavity to be communicated with the second accommodating cavity;

a second piston comprising a second piston head slidably disposed in the third receiving cavity and a second push rod connected with the second piston head;

the first connecting head communicated with the first through hole is arranged in one end of the second containing cavity of the first push rod, and the second connecting head communicated with the second through hole and in threaded connection with the first connecting head is arranged on the outer wall of one end, far away from the second piston head, of the second pipe body.

2. The PRP tube of claim 1, wherein the first cap is threadably coupled to the first spray head.

3. The PRP tube as claimed in claim 2, wherein the first cap includes a circular support plate and a cylindrical first protrusion connected to the support plate, the first protrusion has a cylindrical first receiving groove therein, the first receiving groove has a cylindrical second protrusion therein, the second protrusion has a cylindrical second receiving groove therein, the first spray head includes a first spray tube communicating with the first receiving chamber and received in the second receiving groove, and a third protrusion provided outside the first spray tube and threadedly connected to the second protrusion.

4. The PRP tube as claimed in claim 3, wherein the third projection is formed in a circular ring shape, wherein an inner wall of the third projection is provided with a first internal thread, and an outer wall of the second projection is provided with a first external thread to be screw-coupled with the first internal thread, wherein the third projection is received in the first receiving groove.

5. The PRP tube of claim 4, wherein a side of the support plate distal from the first projection is planar.

6. The PRP tube of claim 1, wherein the first connector is cylindrical, wherein a first opening is formed in the first connector to communicate with the first through hole, the second connector includes a fourth protrusion formed in the first connector and received in the first opening, and a fifth protrusion formed outside the fourth protrusion and threadedly coupled to the first connector, the fourth protrusion having a second opening to communicate with the second through hole.

7. The PRP tube as claimed in claim 6, wherein the fifth projection is formed in a circular ring shape, wherein an inner wall of the fifth projection is provided with a second internal thread, and an outer wall of the first connector is provided with a second external thread to be screw-coupled with the second internal thread.

8. The PRP tube as claimed in claim 1, wherein an inner wall of the other end of the first receiving cavity of the first tube body is provided with an annular convex ring for catching the first piston head.

9. The PRP tube of claim 1, wherein the first tube, the first pushrod, the second tube, and the second pushrod are comprised of a transparent material.

10. The PRP tube of claim 1, wherein a first support plate is disposed over an end of the first tube body distal from the first cap, and a second support plate is disposed over an end of the second tube body distal from the first cap.