Stem cell metastasis equipment capable of preventing exposure

By designing a stem cell transfer device that prevents exposure, and utilizing the coordinated movement of a motor-driven sleeve and sampling plate, non-destructive sampling of stem cell tubes is achieved, solving the problems of gas loss and cell exposure in the transfer box and ensuring the viability of stem cells.

CN224014249UActive Publication Date: 2026-03-20HENAN APPLIED STEM CELL GROUP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-29
Publication Date
2026-03-20

AI Technical Summary

Technical Problem

Existing stem cell transfer equipment results in gas loss from the transfer chamber and exposure of another portion of the stem cell tubes to the external environment when some stem cell tubes are removed, affecting cell viability.

Method used

A stem cell transfer device designed to prevent exposure employs a sampling mechanism and a retrieval tube mechanism. By using a motor to drive the coordinated movement of the sleeve and sampling plate, the stem cell tube can be retrieved without fully opening the transport box, thus avoiding gas loss and stem cell exposure.

Benefits of technology

This effectively reduced gas loss from the transport box, protected the activity of the unremoved stem cell tubes, and ensured the stability and activity of the cells.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of medical instruments, in particular to stem cell transfer equipment capable of preventing exposure, which comprises a transfer box, and a tube taking-out mechanism is arranged on the inner side of the transfer box; according to the tube taking-out mechanism and the sampling mechanism, stem cell test tubes are stored in placing grooves, a limiting plate and a spring are matched to clamp and limit the stem cell test tubes, a first motor drives a sleeve and drives one placing groove to rotate to the position aligned with a taking-out tube, and then the stem cell test tubes are taken out. The second motor drives the sampling plate to ascend and descend, and the sampling plate in the ascending state pushes the stem cell test tubes to the outside of the placing groove and pushes the stem cell test tubes into the taking-out tube, so that the stem cell test tubes can be sampled through the structure under the condition that the transfer box does not need to be completely opened; the gas loss in the transfer box is effectively reduced, and the influence on other stem cell test tubes in the transfer box during sampling is avoided.
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Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely is a stem cell transfer equipment of preventing exposure. BACKGROUND

[0002] Stem cell is the cell with proliferation and differentiation potential, has the ability of self -renewing replication, can produce highly differentiated functional cell, utilizes stem cell technology to have immeasurable value in diabetes, cancer, heart disease, leukemia, Parkinson's disease and Alzheimer's disease disease treatment aspect.

[0003] Stem cell transfer has important application in the field such as regenerative medicine, cell therapy and tissue engineering, the stem cell transfer equipment of existing, stem cell test tube is stored in transfer box, through the gas component (such as oxygen, carbon dioxide concentration) in transfer box, to maintain the activity of stem cell, when taking out part stem cell test tube, need to open the opening of top completely again sampling, lead to the gas loss in transfer box inside when taking out, and another part stem cell test tube that does not need to take out is exposed in outside environment, can influence the activity of stem cell, therefore put forward a stem cell transfer equipment of preventing exposure. UTILITY MODEL CONTENT

[0004] The utility model discloses a stem cell transfer equipment of preventing exposure to solve the stem cell test tube in the transfer box gas loss when taking out part stem cell test tube in the background art, and another part stem cell test tube is exposed in outside environment, can influence the activity of stem cell, therefore put forward a stem cell transfer equipment of preventing exposure.

[0005] To realize above -mentioned purpose, the utility model provides following technical scheme: a stem cell transfer equipment of preventing exposure, including transfer box, the inside of transfer box is provided with sampling mechanism;

[0006] The sampling mechanism includes stand, sleeve, first motor, placement slot, limit board, gear ring, gear, spring, sliding slot, through slot, sampling plate, second motor and screw rod;

[0007] The vertical rod is fixedly connected to the inside of the transfer box, the sleeve is rotationally connected to the outer wall of the vertical rod, the first motor is fixedly installed in the inside of the transfer box, the placing groove is arranged in the inside of the sleeve, the spring is fixedly connected to the inside of the placing groove, the limiting plate is fixedly connected to the end of the spring, the gear ring is fixedly assembled on the surface of the protruding part of the sleeve, the gear is fixedly assembled on the end of the output shaft of the first motor, the vertical rod and the inside of the sliding groove are both provided with a sliding groove, the through groove is arranged on the bottom of the sleeve, the sampling plate is slidingly connected to the inside of the sliding groove, and the second motor is fixedly installed in the inside of the vertical rod.

[0008] Preferably, the transfer box is provided with a taking-out pipe mechanism on the inner side thereof.

[0009] The taking-out pipe mechanism comprises a vertical rod, a sleeve, a first motor, a placing groove, a limiting plate, a gear ring, a gear, a spring, a sliding groove, a through groove, a sampling plate, a second motor and a lead screw.

[0010] The vertical rod is fixedly connected to the inside of the transfer box, and the sleeve is rotationally connected to the outer wall of the vertical rod.

[0011] Preferably, the valve is fixedly connected to the output end of the electric push rod, and the output end of the electric push rod in the electrified state is used to drive the valve to move.

[0012] Preferably, the gear ring is engaged with the gear, and the gear ring and the gear in the engaged state are used to drive the sleeve to rotate.

[0013] Preferably, the sampling plate is connected with the lead screw through a lead screw seat, and the lead screw in the rotating state is used to drive the sampling plate to move up and down.

[0014] Preferably, the placing groove is used for storing stem cell test tubes, and the limiting plate and the spring are matched to clamp and limit the stem cell test tubes.

[0015] Preferably, the sliding groove and the through groove are communicated, and the sliding groove and the through groove are both used for the sliding groove to pass through.

[0016] Preferably, the sampling plate in the ascending state is used to push the stem cell test tube to the outside of the placing groove, and the sampling plate in the descending state cancels the pushing of the stem cell test tube.

[0017] Compared with the prior art, the beneficial effects of this utility model are as follows: the extraction tube mechanism and the sampling mechanism store the stem cell test tube in the placement slot, and the limiting plate and spring cooperate to clamp and limit the stem cell test tube. The first motor drives the sleeve and drives a placement slot to rotate to a position aligned with the extraction tube. The second motor drives the sampling plate to move up and down. The sampling plate in the rising state pushes the stem cell test tube to the outside of the placement slot and pushes the stem cell test tube into the extraction tube. Thus, through the above structure, the stem cell test tube can be sampled without fully opening the transport box, effectively reducing the gas loss inside the transport box and avoiding the impact on other stem cell test tubes inside the transport box during sampling. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the main structure of the present utility model;

[0019] Figure 2 This is a cross-sectional view of the transfer box and lid of this utility model;

[0020] Figure 3 This is a schematic diagram of the tube extraction mechanism of this utility model;

[0021] Figure 4 This is a schematic diagram of the tube extraction mechanism of this utility model;

[0022] Figure 5 This is a cross-sectional view of the sleeve structure of this utility model.

[0023] In the diagram: 1. Transfer box; 2. Box cover; 3. Tube removal mechanism; 301. Tube removal; 302. Electric push rod; 303. Valve; 4. Sampling mechanism; 401. Upright pole; 402. Sleeve; 403. First motor; 404. Placement groove; 405. Limiting plate; 406. Gear ring; 407. Gear; 408. Spring; 409. Slide groove; 4010. Through groove; 4011. Sampling plate; 4012. Second motor; 4013. Lead screw. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] Please see Figures 1-5 This utility model provides a technical solution for a stem cell transfer device that prevents exposure: a stem cell transfer device that prevents exposure includes a transfer box 1, and a sampling mechanism 4 is provided on the inner side of the transfer box 1;

[0026] The sampling mechanism 4 comprises a vertical rod 401, a sleeve 402, a first motor 403, a placing groove 404, a limiting plate 405, a gear ring 406, a gear wheel 407, a spring 408, a sliding groove 409, a through groove 4010, a sampling plate 4011, a second motor 4012 and a lead screw 4013.

[0027] The vertical rod 401 is fixedly connected to the inside of the transfer box 1, the sleeve 402 is rotatably connected to the outer wall of the vertical rod 401, the first motor 403 is fixedly installed in the inside of the transfer box 1, the placing groove 404 is opened in the inside of the sleeve 402, the spring 408 is fixedly connected to the inside of the placing groove 404, the limiting plate 405 is fixedly connected to the end of the spring 408, the gear ring 406 is fixedly assembled to the surface of the protruding part of the sleeve 402, the gear wheel 407 is fixedly assembled to the output shaft end of the first motor 403, the vertical rod 401 and the inside of the sliding groove 409 are both provided with the sliding groove 409, the through groove 4010 is opened in the bottom of the sleeve 402, the sampling plate 4011 is slidably connected to the inside of the sliding groove 409, the second motor 4012 is fixedly installed in the inside of the vertical rod 401, and the lead screw 4013 is fixedly connected to the output shaft end of the second motor 4012.

[0028] Please refer to Figure 2 , the top of the transfer box 1 is detachably connected with a box cover 2, the surface of the box cover 2 is provided with a taking-out pipe mechanism 3, and the taking-out pipe mechanism 3 comprises a taking-out pipe 301, an electric push rod 302 and a valve 303.

[0029] The taking-out pipe 301 is fixedly connected to the surface of the box cover 2, the electric push rod 302 is fixedly installed on the outside of the taking-out pipe 301, and the valve 303 is slidably connected to the output end of the taking-out pipe 301.

[0030] In this embodiment: the electric push rod 302 is connected to the power supply to operate, so that the output end of the electric push rod 302 in the operating state drives the valve 303 to move to the outside of the taking-out pipe 301, and the valve 303 in the state of moving to the outside opens the output end of the taking-out pipe 301, so that the stem cell test tube moves to the outside of the transfer box 1 through the output end of the taking-out pipe 301.

[0031] Please refer to Figure 3 , the valve 303 is fixedly connected to the output end of the electric push rod 302, and the output end of the electric push rod 302 in the state of being connected to the power supply is used to drive the valve 303 to move.

[0032] In this embodiment: the output end of the electric push rod 302 in the operating state drives the valve 303 to move to the outside of the taking-out pipe 301, and the valve 303 in the state of moving to the outside opens the output end of the taking-out pipe 301.

[0033] Please refer to Figure 3The tooth ring 406 is engaged with the gear 407, and the engaged tooth ring 406 and the gear 407 are used to drive the sleeve 402 to rotate.

[0034] In the embodiment, the tooth ring 406 is engaged with the gear 407, and the engaged tooth ring 406 and the gear 407 are used to drive the sleeve 402 to rotate.

[0035] Please refer to Figure 5 The sampling plate 4011 is connected with the lead screw 4013 through the lead screw seat, and the rotating lead screw 4013 is used to drive the sampling plate 4011 to move up and down.

[0036] In the embodiment, the rotating lead screw 4013 drives the sampling plate 4011 to move up, and the sampling plate 4011 in the rising state passes through a through slot 4010 and moves up along the track of the sliding groove 409.

[0037] Please refer to Figure 4 The placing groove 404 is used to store the stem cell test tube, and the limiting plate 405 cooperates with the spring 408 to clamp and limit the stem cell test tube.

[0038] In the embodiment, the stem cell test tube is stored in the placing groove 404, and the limiting plate 405 cooperates with the spring 408 to clamp and limit the stem cell test tube, and the stem cell test tube is limited in the placing groove 404.

[0039] Please refer to Figure 4 The sliding groove 409 is connected with the through slot 4010, and the sliding groove 409 and the through slot 4010 are used for the sliding groove 409 to pass through.

[0040] In the embodiment, the sampling plate 4011 in the rising state passes through a through slot 4010 and moves up along the track of the sliding groove 409, and the sampling plate 4011 in the rising state pushes the stem cell test tube out of the placing groove 404.

[0041] Please refer to Figure 5 The sampling plate 4011 in the rising state is used to push the stem cell test tube out of the placing groove 404, and the sampling plate 4011 in the falling state cancels the pushing of the stem cell test tube.

[0042] In the embodiment, the sampling plate 4011 in the rising state pushes the stem cell test tube out of the placing groove 404, and the stem cell test tube is pushed into the taking-out tube 301.

[0043] Working principle: first, the stem cell test tube is stored in the placing groove 404, then the limiting plate 405 cooperates with the spring 408 to clamp and limit the stem cell test tube, and the stem cell test tube is limited in the placing groove 404, then the box cover 2 is installed on the top of the transfer box 1, and the inside of the transfer box 1 is in a sealed state, so that the stem cell test tube is stored;

[0044] When the stem cell test tube needs to be sampled, first, the first motor 403 is powered on, so that the output shaft of the running first motor 403 drives the gear 407 to rotate, since the gear ring 406 is engaged with the gear 407, the rotating gear 407 drives the gear ring 406 to rotate, the rotating gear ring 406 drives the sleeve 402 to rotate, and the rotating sleeve 402 drives a placing groove 404 to rotate to a position aligned with the taking-out tube 301, at this time, the second motor 4012 is powered on, so that the output shaft of the running second motor 4012 drives the lead screw 4013 to rotate, the rotating lead screw 4013 drives the sampling plate 4011 to move upwards, the upward sampling plate 4011 passes through a through groove 4010 and moves upwards along the track of the sliding groove 409, and the upward sampling plate 4011 pushes the stem cell test tube to the outside of the placing groove 404 and pushes the stem cell test tube into the taking-out tube 301;

[0045] At this time, the electric push rod 302 is powered on, so that the output end of the running electric push rod 302 drives the valve 303 to move to the outside of the taking-out tube 301, and the outward moving valve 303 opens the output end of the taking-out tube 301, and then the stem cell test tube moves to the outside of the transfer box 1 through the output end of the taking-out tube 301, so that the stem cell test tube can be sampled without opening the transfer box 1 completely, effectively reducing the gas loss in the transfer box 1, and avoiding affecting other stem cell test tubes in the transfer box 1 during sampling.

[0046] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A stem cell transfer device for preventing exposure, comprising a transport box (1), characterized in that: The inner side of the transfer box (1) is provided with a sampling mechanism (4). The sampling mechanism (4) includes a pole (401), a sleeve (402), a first motor (403), a placement groove (404), a limiting plate (405), a gear ring (406), a gear (407), a spring (408), a sliding groove (409), a through groove (4010), a sampling plate (4011), a second motor (4012), and a lead screw (4013). The upright (401) is fixedly connected to the inside of the transfer box (1), the sleeve (402) is rotatably connected to the outer wall of the upright (401), the first motor (403) is fixedly installed inside the transfer box (1), the placement groove (404) is opened inside the sleeve (402), the spring (408) is fixedly connected to the inside of the placement groove (404), the limiting plate (405) is fixedly connected to the end of the spring (408), and the toothed ring (406) is fixedly assembled to the protrusion of the sleeve (402). On the surface, the gear (407) is fixedly mounted on the output shaft end of the first motor (403), the inside of the upright (401) and the slide groove (409) are both provided with slide grooves (409), the through groove (4010) is opened at the bottom of the sleeve (402), the sampling plate (4011) is slidably connected to the inside of the slide groove (409), the second motor (4012) is fixedly installed inside the upright (401), and the lead screw (4013) is fixedly connected to the output shaft end of the second motor (4012).

2. The stem cell transfer device for preventing exposure according to claim 1, characterized in that: The top of the transfer box (1) is detachably connected to a box cover (2), and the surface of the box cover (2) is provided with a tube extraction mechanism (3), and the tube extraction mechanism (3) includes a tube extraction (301), an electric push rod (302) and a valve (303). The extraction tube (301) is fixedly connected to the surface of the box cover (2), the electric push rod (302) is fixedly installed on the outside of the extraction tube (301), and the valve (303) is slidably connected to the output end of the extraction tube (301).

3. The stem cell transfer device for preventing exposure according to claim 2, characterized in that: The valve (303) is fixedly connected to the output end of the electric push rod (302), and the output end of the electric push rod (302) in the energized state is used to drive the valve (303) to move.

4. The stem cell transfer device for preventing exposure according to claim 1, characterized in that: The gear ring (406) meshes with the gear (407), and the gear ring (406) and the gear (407) in the meshing state are used to drive the sleeve (402) to rotate.

5. The stem cell transfer device for preventing exposure according to claim 1, characterized in that: The sampling plate (4011) and the lead screw (4013) are connected by a lead screw seat, and the lead screw (4013) in the rotating state is used to drive the sampling plate (4011) to move up and down.

6. The stem cell transfer device for preventing exposure according to claim 1, characterized in that: The placement slot (404) is used to store stem cell test tubes, and the limiting plate (405) cooperates with the spring (408) to clamp and limit the stem cell test tubes.

7. The stem cell transfer device for preventing exposure according to claim 1, characterized in that: The slide (409) is connected to the through groove (4010), and both the slide (409) and the through groove (4010) are used for the slide (409) to pass through.

8. The stem cell transfer device for preventing exposure according to claim 1, characterized in that: The sampling plate (4011) in the rising state is used to push the stem cell tube to the outside of the placement slot (404), and the sampling plate (4011) in the falling state cancels the pushing of the stem cell tube.