CN219126360U

CN219126360U - Stem cell collector

Info

Publication number: CN219126360U
Application number: CN202320090894.2U
Authority: CN
Inventors: 王威; 张俊; 于佃才
Original assignee: Sichuan Lejia Biotechnology Co ltd
Current assignee: Sichuan Lejia Biotechnology Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-06-06
Anticipated expiration: 2033-01-31

Abstract

The utility model discloses a stem cell collector, comprising: the collecting needle cylinder, the blocking mechanism and the collecting mechanism; a piston pushing block is connected in a sliding manner in the collecting needle cylinder, and a diversion trench is cut on the piston pushing block; the blocking mechanism is arranged on the collecting needle cylinder and comprises a blocking spherical shell, the blocking spherical shell is fixed on the collecting needle cylinder, a blocking disc is rotationally connected to the blocking spherical shell, a control rotating rod is connected to the blocking disc, and the other end of the control rotating rod penetrates through the blocking spherical shell; the collecting mechanism is arranged on one side of the collecting needle cylinder and comprises a collecting cylinder, a connecting conduit is arranged between the collecting cylinder and the collecting needle cylinder, and a one-way valve is arranged in the connecting conduit. According to the utility model, through setting the corresponding mechanism of the stem cell collector, the quantity that the collector can collect is increased, and the stem cell collector is convenient for a worker to clean, so that the collection cost is reduced, bacteria are not easy to breed in the collector, the secondary use is not easy to be influenced, and unnecessary trouble is reduced for a user.

Description

Stem cell collector

Technical Field

The utility model belongs to the technical field of stem cell collection, and particularly relates to a stem cell collector.

Background

Stem cells are a class of pluripotent cells with self-replicating capacity. Under certain conditions, it can differentiate into a variety of functional cells. Embryonic stem cells and adult stem cells are classified according to the developmental stage in which the stem cells are located. Three categories are distinguished by the developmental potential of stem cells: totipotent stem cells, pluripotent stem cells, and monopotent stem cells. Stem cells are an insufficiently differentiated, yet immature cell with the potential to regenerate various tissues and organs and the human body.

The existing stem cell collection is mostly extracted through a needle cylinder, the amount that the needle cylinder can collect is very limited, so that a plurality of needle cylinders are required to be used for once collection, the collection cost is further improved, and some instruments are also inconvenient to clean rapidly, so that bacteria are easily bred in the instruments, further the collection is influenced, and unnecessary trouble is brought to users.

Therefore, in view of the above technical problems, it is necessary to provide a stem cell harvester.

Disclosure of Invention

The utility model aims to provide a stem cell collector, which solves the problem that the stem cell collector in the prior art is inconvenient to use.

In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:

a stem cell harvester, comprising: the collecting needle cylinder, the blocking mechanism and the collecting mechanism;

the plugging mechanism is arranged on the collecting needle cylinder and comprises a plugging spherical shell, the plugging spherical shell is fixed on the collecting needle cylinder, a plugging disc is rotationally connected to the plugging spherical shell, a control rotating rod is connected to the plugging disc, and the other end of the control rotating rod penetrates through the plugging spherical shell;

the collecting mechanism is arranged on one side of the collecting needle cylinder and comprises a collecting cylinder, a connecting conduit is arranged between the collecting cylinder and the collecting needle cylinder, and a one-way valve is arranged in the connecting conduit.

Further, one end of the collecting needle cylinder, which is close to the plugging spherical shell, is connected with a collecting needle head, and one end of the collecting needle cylinder, which is far away from the collecting needle head, is connected with a cleaning water inlet pipe.

Further, a piston pushing block is slidably connected in the collecting needle cylinder, and the piston pushing block is controlled to move to one side of the cleaning water inlet pipe, so that negative pressure is generated in the collecting needle cylinder, and then stem cell blood is pumped in, and the stem cell blood can be discharged through a one-way valve by pushing of the piston pushing block;

the piston pushing block is provided with the diversion trench for introducing cleaning water, so that the cleaning of the collecting needle cylinder and the one-way valve is facilitated, and bacteria are not easy to breed in the collecting needle cylinder and the one-way valve.

Further, one side fixedly connected with piston push rod of piston push block for pulling or promote the piston push block and remove, the other end of piston push rod runs through the setting of gathering the cylinder, the piston push rod is located the one end outside gathering the cylinder is connected with the push pedal, makes things convenient for the staff to operate.

Further, one end that the shutoff disc was kept away from to the control bull stick is connected with the carousel for drive the rotation of control bull stick, make things convenient for the staff to operate, be connected with the close connection piece between control bull stick and the shutoff spherical shell, when making the staff not rotate the carousel, control bull stick and shutoff disc are difficult for rotating.

Further, the collecting cylinder is provided with the fixing pipe which is in threaded connection with the connecting guide pipe, so that a worker can conveniently take down the collecting cylinder, and further, the collecting cylinder is convenient to take out.

Compared with the prior art, the utility model has the following advantages:

according to the utility model, through setting the corresponding mechanism of the stem cell collector, the quantity that the collector can collect is increased, and the stem cell collector is convenient for a worker to clean, so that the collection cost is reduced, bacteria are not easy to breed in the collector, the secondary use is not easy to be influenced, and unnecessary trouble is reduced for a user.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

FIG. 1 is a cross-sectional view of a stem cell harvester according to one embodiment of the utility model;

FIG. 2 is a schematic diagram of the structure of FIG. 1 at A;

FIG. 3 is a schematic view of the structure of FIG. 1 at B;

fig. 4 is a perspective view of a stem cell harvester according to an embodiment of the utility model.

In the figure: 1. collecting needle cylinder, collecting needle head, cleaning water inlet pipe, piston pushing block, guide groove 105, a piston push rod, 106, a push plate, 2, a plugging mechanism, 201, a plugging spherical shell 202, plugging discs, 203, control rods, 204, turntables, 205, tight connectors, 3, collection mechanisms, 301, collection barrels, 302, connecting conduits, 303, and one-way valves.

Detailed Description

The present utility model will be described in detail below with reference to the embodiments shown in the drawings. The embodiments are not intended to limit the utility model, but structural, methodological or functional modifications from the embodiments are within the scope of the utility model.

The utility model discloses a stem cell collector, which is shown with reference to figures 1-4 and comprises: the device comprises a collecting needle cylinder 1, a plugging mechanism 2 and a collecting mechanism 3.

Referring to fig. 1-4, one end of a collecting needle cylinder 1, which is close to a plugging spherical shell 201, is connected with a collecting needle 101 for extracting stem cell blood, and one end of the collecting needle cylinder 1, which is far away from the collecting needle 101, is connected with a cleaning water inlet pipe 102 for introducing cleaning water into the collecting needle cylinder 1, so that cleaning is conveniently carried out in the collecting needle cylinder 1, and bacteria are not easy to breed in the collecting needle cylinder 1.

Referring to fig. 1-3, a piston push block 103 is slidably connected in the collecting needle cylinder 1, and by controlling the piston push block 103 to move to the side of the cleaning water inlet pipe 102, negative pressure is generated in the collecting needle cylinder 1, so that stem cell blood is pumped in, and by pushing of the piston push block 103, the stem cell blood can be discharged through a one-way valve 303.

The piston pushing block 103 is provided with a diversion trench 104 for introducing cleaning water, so that cleaning is conveniently performed in the collecting needle cylinder 1 and the one-way valve 303, and bacteria are not easy to grow in the collecting needle cylinder 1 and the one-way valve 303.

Referring to fig. 1-4, a piston push rod 105 is fixedly connected to one side of the piston push block 103 and is used for pulling or pushing the piston push block 103 to move, the other end of the piston push rod 105 penetrates through the collecting needle cylinder 1, and a push plate 106 is connected to one end, outside the collecting needle cylinder 1, of the piston push rod 105, so that the operation of a worker is facilitated.

Referring to fig. 1-4, the plugging mechanism 2 is disposed on the collecting syringe 1, and the plugging mechanism 2 includes a plugging ball housing 201, so that the plugging disc 202 is convenient to rotate, and further the collecting syringe 1 is plugged, the plugging ball housing 201 is fixed on the collecting syringe 1, and the plugging disc 202 is rotationally connected to the plugging ball housing 201 for blocking leakage of stem cell blood, so that the stem cell blood can be discharged from the one-way valve 303.

Wherein, be connected with control bull stick 203 on the shutoff disc 202, the other end of control bull stick 203 runs through shutoff spherical shell 201 and sets up, makes control bull stick 203 can drive shutoff disc 202 rotation, the operation of being convenient for.

In addition, one end of the control rotating rod 203, which is far away from the plugging disc 202, is connected with a turntable 204, and is used for driving the control rotating rod 203 to rotate, so that the control rotating rod 203 is convenient for operators to operate, and a tight connection piece 205 is connected between the control rotating rod 203 and the plugging spherical shell 201, so that when the operators do not rotate the turntable 204, the control rotating rod 203 and the plugging disc 202 are not easy to rotate.

Referring to fig. 1 to 4, the collection means 3 is provided at one side of the collection cylinder 1, and the collection means 3 includes a collection cylinder 301 for storing the stem cell blood, and a connection conduit 302 is provided between the collection cylinder 301 and the collection cylinder 1 for pouring the stem cell blood into the collection cylinder 301.

Specifically, the one-way valve 303 is installed in the connecting conduit 302, so that the stem cell blood is not easily affected when the stem cell blood is drawn, and the stem cell blood or the cleaning water can be discharged from the one-way valve 303 by pushing the piston pushing block 103.

In addition, the collecting cylinder 301 is provided with a fixing tube, and the fixing tube is in threaded connection with the connecting conduit 302, so that a worker can conveniently take down the collecting cylinder 301, and further, the collecting cylinder is convenient to take out.

When the device is specifically used, a worker pulls the push plate 106 to enable the push plate 106 to drive the piston push rod 105 and the piston push block 103 to move, the piston push block 103 can enable the collection needle 101 to generate negative pressure when moving, and then stem cell blood is pumped into the collection needle cylinder 1, and when the piston push block 103 is close to the cleaning water inlet pipe 102, the rotation of the rotary disc 204 is stopped, so that the rotary disc 204 drives the control rotary rod 203 and the blocking disc 202 to move, and further the blocking disc 202 separates the collection needle cylinder 1;

at this time, the push plate 106 is pushed, so that the piston push block 103 can push stem cell blood, and further, the stem cell blood can be discharged from the one-way valve 303 and then enter the collecting cylinder 301, so that the collection of stem cells is realized, then the turntable 204 is rotated, the blocking disc 202 does not block the entry and the discharge of stem cell blood, and then after the operator knows that enough stem cell blood is collected by sequential operation, the worker rotates the collecting cylinder 301 to take off;

when cleaning is needed, a worker pulls the push plate 106 to align the diversion trench 104 with the cleaning water inlet pipe 102, then the cleaning water is conveyed into the collecting needle cylinder 1 through the cleaning water inlet pipe 102, so that the cleaning water can wash the collecting needle cylinder 1, and the rotary table 204 is rotated, so that the blocking disc 202 can block the cleaning water, the cleaning water is discharged outwards from the one-way valve 303, and then the effect of cleaning the one-way valve 303 is achieved.

The technical scheme shows that the utility model has the following beneficial effects:

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment contains only one independent technical solution, and that such description is provided for clarity only, and that the technical solutions of the embodiments may be appropriately combined to form other embodiments that will be understood by those skilled in the art.

Claims

1. A stem cell harvester, comprising:

a collecting needle cylinder (1);

the blocking mechanism (2) is arranged on the collecting needle cylinder (1), the blocking mechanism (2) comprises a blocking spherical shell (201), the blocking spherical shell (201) is fixed on the collecting needle cylinder (1), the blocking spherical shell (201) is rotationally connected with a blocking disc (202), the blocking disc (202) is connected with a control rotating rod (203), and the other end of the control rotating rod (203) penetrates through the blocking spherical shell (201);

the collecting mechanism (3) is arranged on one side of the collecting needle cylinder (1), the collecting mechanism (3) comprises a collecting cylinder (301), a connecting conduit (302) is arranged between the collecting cylinder (301) and the collecting needle cylinder (1), and a one-way valve (303) is arranged in the connecting conduit (302).

2. The stem cell collector according to claim 1, wherein one end of the collecting needle cylinder (1) close to the plugging spherical shell (201) is connected with a collecting needle head (101), and one end of the collecting needle cylinder (1) far away from the collecting needle head (101) is connected with a cleaning water inlet pipe (102).

3. The stem cell collector according to claim 1, wherein a piston pushing block (103) is slidably connected to the collecting needle cylinder (1), and a guide groove (104) is cut on the piston pushing block (103).

4. A stem cell harvester according to claim 3, wherein one side of the piston pushing block (103) is fixedly connected with a piston pushing rod (105), the other end of the piston pushing rod (105) penetrates through the harvesting needle cylinder (1), and one end of the piston pushing rod (105) arranged outside the harvesting needle cylinder (1) is connected with a pushing plate (106).

5. The stem cell harvester of claim 1, wherein a turntable (204) is connected to the end of the control rod (203) remote from the plugging disc (202), and a tight connector (205) is connected between the control rod (203) and the plugging spherical shell (201).

6. A stem cell harvester according to claim 1, characterized in that the collection tube (301) is provided with a fixing tube which is screwed with the connecting conduit (302).