CN212770628U

CN212770628U - Two-connection bag for collecting and separating umbilical cord blood hematopoietic stem cells

Info

Publication number: CN212770628U
Application number: CN201920340964.9U
Authority: CN
Inventors: 任思冲; 韦学博; 李亚
Original assignee: Taihe Kewei Productivity Promotion Center Co Ltd
Current assignee: Taihe Kewei Productivity Promotion Center Co Ltd
Priority date: 2019-03-18
Filing date: 2019-03-18
Publication date: 2021-03-23
Anticipated expiration: 2029-03-18

Abstract

The utility model discloses a two antithetical couplet bags of separation are gathered to umbilical cord blood hematopoietic stem cell, including gathering the bag, shift the bag, gather bag sample connection, first pipe, the second pipe, the third pipe, the syringe needle, the branch pipe, the control valve, cell filtration stopper and baffle, the fixed intercommunication of lateral wall of branch pipe has first honeycomb duct, the fixed intercommunication in left side of first honeycomb duct has the second honeycomb duct of two symmetric distributions, the one end threaded connection who keeps away from first honeycomb duct of second honeycomb duct has the filter tube, the inner wall of filter tube and the outer wall fixed connection of cell filtration stopper, the outer wall swing joint of first honeycomb duct has the double-layered pipe mechanism of two symmetric distributions, the bottom fixedly connected with mount pad of third pipe, the bottom fixedly connected with backup pad of mount pad. The utility model discloses can be better prevent that the cell filtration stopper from blockking up and lead to the unable normal use problem of cell filtration stopper, simultaneously can be better prevent that the syringe needle from droing, and can conveniently change the syringe needle.

Description

Two-connection bag for collecting and separating umbilical cord blood hematopoietic stem cells

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a two ally oneself with bags of separation are gathered to umbilical cord blood hematopoietic stem cell.

Background

Cord blood is blood that remains in the placenta and umbilical cord after the fetus is delivered, ligated and severed, and is typically discarded. Research in recent ten years shows that cord blood contains hematopoietic stem cells which can restore human hematopoietic and immune systems, and the cord blood can be used for hematopoietic stem cell transplantation to treat more than 80 diseases. Thus, cord blood has become an important source of hematopoietic stem cells, particularly hematopoietic stem cells of unrelated blood relationship. Is also a very important human biological resource.

Through retrieval, the patent with Chinese patent No. CN207958334U discloses a two-connection bag for collecting and separating umbilical cord blood hematopoietic stem cells, which comprises a collecting bag, a transfer bag, a sampling port of the collecting bag, a first conduit, a second conduit, a third conduit, a needle head, a branch pipe, a control valve, a cell filtering plug and a clapboard. The two-in-one bag for collecting and separating umbilical cord blood hematopoietic stem cells in the patent has the following defects: in this patent, when using the cell filtration stopper to carry out the cell isolation, the cell filtration stopper blocks up easily to lead to the unable normal use of cell filtration stopper, and when using the syringe needle to absorb umbilical cord blood, the syringe needle blocks up the damage easily, thereby influences the efficiency of absorbing umbilical cord blood.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when using the cell filtration stopper to carry out the cell isolation, the cell filtration stopper blocks up easily to lead to the unable normal use of cell filtration stopper, and when using the syringe needle to absorb umbilical cord blood, the syringe needle blocks up the damage easily, thereby the problem of umbilical cord blood efficiency is absorb in the influence, and the two antithetical couplet bags of separation are gathered to an umbilical cord blood hematopoietic stem cell that provide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a two-connection bag for collecting and separating umbilical cord blood hematopoietic stem cells comprises a collecting bag, a transfer bag, a sampling port of the collecting bag, a first conduit, a second conduit, a third conduit, a needle head, a branch pipe, a control valve, a cell filtering plug and a clapboard, the side wall of the branch pipe is fixedly communicated with a first guide pipe, the left side of the first guide pipe is fixedly communicated with two second guide pipes which are symmetrically distributed, one end of the second flow guide pipe far away from the first flow guide pipe is in threaded connection with a filter pipe, the inner wall of the filter pipe is fixedly connected with the outer wall of the cell filter plug, the outer wall of the first guide pipe is movably connected with two symmetrically distributed pipe clamping mechanisms, the bottom of the third guide pipe is fixedly connected with a mounting seat, the bottom fixedly connected with backup pad of mount pad, the through-hole corresponding with the syringe needle is all seted up on the surface of backup pad and mount pad, and fixedly connected with rubber pad in the through-hole.

Preferably, the pipe clamping mechanism comprises two symmetrically-distributed clamping blocks, two symmetrically-distributed grooves are formed in one side, opposite to the clamping blocks, of each clamping block, springs are fixedly connected into the grooves, and one ends, far away from the grooves, of the springs are fixedly connected with connecting rods.

Preferably, the upper side and the lower side of the connecting rod are fixedly connected with sliding blocks, and sliding grooves in sliding block matching connection are formed in the upper side and the lower side of the groove.

Preferably, one side of each of the two clamping blocks, which is opposite to the other side, is fixedly connected with a handle.

Preferably, semicircular grooves are formed in the opposite sides of the two clamping blocks.

Compared with the prior art, the utility model provides a two ally oneself with bags of separation are gathered to umbilical cord blood hematopoietic stem cell possesses following beneficial effect:

1. this two antithetical couplet bags of separation are gathered to umbilical cord blood hematopoietic stem cell, through being provided with first honeycomb duct, the second honeycomb duct, filter tube and clamp pipe mechanism, when the cell filter stopper in one of them filter tube blocks up, stimulate two handles, two clamp splices of two simultaneous stimulations, two clamp splices keep away from each other, and the pulling spring, install clamp pipe mechanism on first honeycomb duct, loosen the handle, spring pulling clamp splice, semicircular groove on two clamp splices grasps first honeycomb duct, take off first honeycomb duct with another clamp pipe mechanism, rotate the filter tube, take off the filter tube that blocks up, change the cell filter stopper in it, otherwise change another filter tube, the problem that can be better prevent that the cell filter stopper from blockking up and leading to the unable normal use of cell filter stopper.

2. This two ally oneself with bags of separation are gathered to cord blood hematopoietic stem cell through being provided with mount pad, backup pad and syringe needle, blocks up and lead to absorbing the volume when less at the syringe needle, takes off the syringe needle from mount pad backup pad, installs new syringe needle in the through-hole in mount pad and backup pad again, because of fixedly connected with rubber pad in the through-hole, can be better prevent that the syringe needle from droing, and can conveniently change the syringe needle.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can be better prevent that the cell filtration stopper from blockking up and lead to the unable normal use problem of cell filtration stopper, simultaneously can be better prevent that the syringe needle from droing, and can conveniently change the syringe needle.

Drawings

FIG. 1 is a schematic structural view of a two-bag system for collecting and separating umbilical cord blood hematopoietic stem cells according to the present invention;

FIG. 2 is a schematic structural view of a portion A of a two-bag system for collecting and separating umbilical cord blood hematopoietic stem cells according to the present invention;

FIG. 3 is a schematic structural view of a part B of a two-bag system for collecting and separating umbilical cord blood hematopoietic stem cells according to the present invention;

FIG. 4 is a schematic structural diagram of the C part of a two-bag for collecting and separating umbilical cord blood hematopoietic stem cells according to the present invention.

In the figure: 1 third guide pipe, 2 branch pipes, 3 cell filtering plugs, 4 first guide pipes, 5 second guide pipes, 6 filtering pipes, 7 pipe clamping mechanisms, 8 mounting seats, 9 supporting plates, 10 needles, 11 rubber cushion blocks, 12 clamping blocks, 13 grooves, 14 springs, 15 connecting rods and 16 handles.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a two-connected bag for collecting and separating umbilical cord blood hematopoietic stem cells comprises a collecting bag, a transfer bag, a collecting bag sampling port, a first guide tube, a second guide tube, a third guide tube 1, a needle 10, a branch tube 2, a control valve, a cell filter plug 3 and a partition plate, wherein the side wall of the branch tube 2 is fixedly communicated with a first guide tube 4, the left side of the first guide tube 4 is fixedly communicated with two symmetrically distributed second guide tubes 5, one end of the second guide tube 5 far away from the first guide tube 4 is connected with a filter tube 6 in a threaded manner, the inner wall of the filter tube 6 is fixedly connected with the outer wall of the cell filter plug 3, the outer wall of the first guide tube 4 is movably connected with two symmetrically distributed pipe clamping mechanisms 7, the bottom of the third guide tube 1 is fixedly connected with a mounting seat 8, the bottom of the mounting seat 8 is fixedly connected with a support plate 9, through holes corresponding to the needle 10, and a rubber cushion block 11 is fixedly connected in the through hole.

Pipe clamping mechanism 7 includes the clamp splice 12 of two symmetric distributions, and two symmetric distributions's recess 13 has all been seted up to two clamp splice 12 relative one sides, fixedly connected with spring 14 in the recess 13, and the common fixedly connected with connecting rod 15 of recess 13's one end is kept away from to two spring 14, can be better prevent that the cell filter stopper from blockking up 3 and leading to the problem that cell filter stopper 3 can not normally be used.

The equal fixedly connected with slider in upper and lower both sides of connecting rod 15, the spout of slider accordant connection is all seted up to the upper and lower both sides of recess 13, can conveniently carry on spacingly to connecting rod 15.

The handles 16 are fixedly connected to the opposite sides of the two clamping blocks 12, so that the clamping blocks 12 can be conveniently pulled.

Semicircular grooves are formed in the opposite sides of the two clamping blocks 12, and the first flow guide pipe 4 can be conveniently clamped.

In the utility model, when the cell filter plug 3 in one of the filter tubes 6 is blocked, two handles 16 are pulled, two clamping blocks 12 are pulled by two handles 16 simultaneously, two clamping blocks 12 are far away from each other, a spring 14 is pulled, the tube clamping mechanism 7 is installed on the first honeycomb duct 4, the handle 16 is loosened, the spring 14 pulls the clamping blocks 12, the semicircular grooves on the two clamping blocks 12 clamp the first honeycomb duct 4, the other tube clamping mechanism 7 is taken down from the first honeycomb duct 4, the filter tube 6 is rotated, the blocked filter tube 6 is taken down, the cell filter plug 3 in the filter tube is replaced, otherwise, the other filter tube 6 is replaced, the problem that the cell filter plug 3 cannot be normally used due to the blockage of the cell filter plug 3 can be well prevented, when the suction amount is small due to the blockage of the needle 10, the needle 10 is taken down from the supporting plate of the mounting seat 8, and a new needle 10 is installed in the through holes on the mounting seat 8 and the supporting plate 9, because of fixedly connected with rubber pad 11 in the through-hole, can be better prevent that syringe needle 10 from droing, and can conveniently change syringe needle 10.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A two-connection bag for collecting and separating umbilical cord blood hematopoietic stem cells comprises a collecting bag, a transfer bag, a collecting bag sampling port, a first guide pipe, a second guide pipe, a third guide pipe (1), a needle (10), a branch pipe (2), a control valve, a cell filtering plug (3) and a partition plate, and is characterized in that the side wall of the branch pipe (2) is fixedly communicated with a first guide pipe (4), the left side of the first guide pipe (4) is fixedly communicated with two second guide pipes (5) which are symmetrically distributed, one end of the second guide pipe (5) far away from the first guide pipe (4) is in threaded connection with a filtering pipe (6), the inner wall of the filtering pipe (6) is fixedly connected with the outer wall of the cell filtering plug (3), the outer wall of the first guide pipe (4) is movably connected with two pipe clamping mechanisms (7) which are symmetrically distributed, and the bottom of the third guide pipe (1) is fixedly connected with a mounting seat (8), the bottom fixedly connected with backup pad (9) of mount pad (8), the through-hole corresponding with syringe needle (10) has all been seted up on backup pad (9) and the surface of mount pad (8), and fixedly connected with rubber pad (11) in the through-hole.

2. The two-in-one bag for collecting and separating umbilical cord blood hematopoietic stem cells according to claim 1, wherein the tube clamping mechanism (7) comprises two symmetrically distributed clamping blocks (12), two symmetrically distributed grooves (13) are formed in opposite sides of the two clamping blocks (12), a spring (14) is fixedly connected in each groove (13), and a connecting rod (15) is fixedly connected to one end of each spring (14) far away from each groove (13).

3. The two-in-one bag for collecting and separating umbilical cord blood hematopoietic stem cells according to claim 2, wherein the upper and lower sides of the connecting rod (15) are fixedly connected with sliding blocks, and the upper and lower sides of the groove (13) are provided with sliding grooves for matching and connecting the sliding blocks.

4. The two-in-one bag for cord blood hematopoietic stem cell collection and separation according to claim 2, wherein a handle (16) is fixedly connected to each of the opposite sides of the two clamping blocks (12).

5. The two-in-one bag for collecting and separating cord blood hematopoietic stem cells according to claim 2, wherein the opposite sides of the two clamping blocks (12) are provided with semicircular grooves.