CN220607129U

CN220607129U - Neonate stem cell storage device

Info

Publication number: CN220607129U
Application number: CN202322308585.0U
Authority: CN
Inventors: 曾晓清
Original assignee: Guangxi Perfect Medical Technology Co ltd
Current assignee: Guangxi Perfect Medical Technology Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-03-19
Anticipated expiration: 2033-08-28

Abstract

The utility model relates to the technical field of stem cell storage, in particular to a neonatal stem cell storage device, which comprises a liquid nitrogen tank, wherein a filling structure is arranged in the liquid nitrogen tank, the filling structure comprises a heat insulation layer, the liquid nitrogen tank is fixedly connected with the heat insulation layer, the side end of the heat insulation layer is rotatably connected with a supporting plate, a storage tube is placed in the supporting plate, a plurality of communication holes are formed in the supporting plate, the bottom end of the heat insulation layer is fixedly connected with a bottom plate, a first adjusting shaft is fixedly connected on the supporting plate, a control shaft is connected in a sliding manner in the first adjusting shaft, a flow hole is formed in the side end of the first adjusting shaft, and a connecting hole is formed in the control shaft; when the liquid nitrogen in the liquid nitrogen tank needs to be filled or replaced, the liquid nitrogen is poured into the connecting hole only through the connecting hole formed in the control shaft, the liquid nitrogen can be filled, then the liquid nitrogen is collected and replaced through the collecting box, and the stem cell storage tube is prevented from being taken out, so that the stem cells are damaged.

Description

Neonate stem cell storage device

Technical Field

The utility model relates to a stem cell storage device, in particular to a neonatal stem cell storage device, and belongs to the technical field of stem cell storage.

Background

The stem cells are multipotent cells with self-renewing capacity, can differentiate into a plurality of APSC multipotent cells under certain conditions, are primitive cells with self-replication and multipotent differentiation, namely, the stem cells keep an unoriented differentiation state and have proliferation capacity, can differentiate into a plurality of functional cells or tissue organs under proper conditions or give proper signals, are called as universal cells in the medical field, are isolated and cultured from different human tissues, are detected and identified, and are frozen in a deep low temperature of-196 ℃ so as to be convenient for resuscitating the stem cells for patients to reinfusion when clinically needed, and achieve the purpose of treating diseases.

However, when stem cells are stored, if the liquid nitrogen consumption in the liquid nitrogen tank is more, after the pipe cover is opened, the outside air enters the storage device, the temperature in the storage device can be quickly raised, a large amount of liquid nitrogen is suddenly added, so that the temperature suddenly reduced cells are damaged, and part of storage devices need to take out the stem cell storage pipes when adding the liquid nitrogen, and then the liquid nitrogen is filled, so that the stem cells are damaged when entering the high-temperature environment from the low-temperature environment, and the storage of the stem cells is not facilitated.

Disclosure of Invention

The utility model aims to solve the problems and provide the neonatal stem cell storage device, when liquid nitrogen in a liquid nitrogen tank needs to be filled, the liquid nitrogen is poured into the connecting hole through the connecting hole arranged on the control shaft, the filling of the liquid nitrogen can be completed, then the water generated by the temperature difference of the storage tube is collected through the collecting box, and the stem cell storage tube is prevented from being taken out, so that the stem cells are prevented from being damaged.

The utility model realizes the aim through the following technical scheme, the storage device for the stem cells of the newborns comprises a liquid nitrogen tank, wherein a filling structure is arranged in the liquid nitrogen tank, the filling structure comprises a heat insulation layer, the heat insulation layer is fixedly connected in the liquid nitrogen tank, the side end of the heat insulation layer is rotatably connected with a supporting plate, a storage tube is placed in the supporting plate, a plurality of communication holes are formed in the supporting plate, the bottom end of the heat insulation layer is fixedly connected with a bottom plate, a first adjusting shaft is fixedly connected on the supporting plate, a control shaft is connected in a sliding manner in the first adjusting shaft, a flow hole is formed in the side end of the first adjusting shaft, and a connecting hole is formed in the control shaft.

Preferably, the neonatal stem cell storage apparatus according to claim, wherein the bottom plate is provided with an adjusting structure, the adjusting structure comprises a second adjusting shaft, the second adjusting shaft is rotatably connected with the bottom plate, the second adjusting shaft is slidably connected with the control shaft, a first clamping groove is formed in the second adjusting shaft, a clamping block is slidably connected with the control shaft, and the clamping block is clamped with the first clamping groove.

Preferably, the fixture block is externally fixedly connected with a first stop block in an annular structure, the first stop block is in sliding connection with the control shaft, and a first spring is fixedly connected between the first stop block and the control shaft.

Preferably, a second clamping groove is formed in the second adjusting shaft and is clamped with the clamping block, and the top end of the liquid nitrogen tank is connected with the protective cover in a threaded mode.

Preferably, the protection structure is installed on the control shaft top, the protection structure includes the protective cover, can dismantle on the control shaft and be connected with the protective cover, protective cover bottom fixedly connected with rubber buffer, the rubber buffer is blocked with the connecting hole.

Preferably, a first inserted link is slidably connected in the protective cover, and the first inserted link is inserted into the control shaft.

Preferably, the protective cover is internally fixedly connected with a plurality of fixed columns, the fixed columns are rotationally connected with gears, a plurality of first clamping teeth are fixedly connected with two sides of the first inserted link, the first clamping teeth are meshed with the gears, the two sides of the protective cover are slidably connected with sliding blocks, the sliding blocks are in parallel symmetrical relation, the side ends of the sliding blocks are fixedly connected with a plurality of second clamping teeth, the second clamping teeth are meshed with the gears, a second spring is fixedly connected between the sliding blocks and the protective cover, the top end of the protective cover is fixedly connected with a connecting belt, and the connecting belt is fixedly connected with the top end of the liquid nitrogen tank.

Preferably, the collecting structure is installed in the liquid nitrogen tank, the collecting structure comprises a sealing ring, the sealing ring is installed in the liquid nitrogen tank, the sealing ring is rotationally connected with the heat insulation layer, the sealing ring is fixedly connected with the bottom end of the second adjusting shaft, a first water drain hole is formed in the sealing ring, and a second water drain hole is formed in the bottom plate.

Preferably, the collecting box is connected with the liquid nitrogen tank in a sliding mode, the elastic sheet is fixedly connected with the side end of the liquid nitrogen tank, the second inserting rod is connected with the collecting box in a sliding mode, and the second inserting rod is clamped with the elastic sheet.

Preferably, the second inserting rod is fixedly connected with a second stop block, the second stop block is in sliding connection with the collecting box, a third spring is fixedly connected between the collecting box and the second stop block, and the side end of the second inserting rod is fixedly connected with a control block.

The beneficial effects of the utility model are as follows: the control shaft is slid firstly, so that the connecting hole coincides with the circulating hole on the first adjusting shaft, then liquid nitrogen is poured into the control shaft, the liquid nitrogen enters the liquid nitrogen tank through the circulating hole, meanwhile, a heat insulation layer is further arranged in the liquid nitrogen tank to prevent temperature loss, when the liquid nitrogen flows into the supporting plate, the liquid nitrogen flows into the bottom plate through the communicating hole in the supporting plate, the storage tube is soaked in the liquid nitrogen, the stem cells are stored at a low temperature, and the storage tube is not required to be taken out from the low-temperature liquid nitrogen tank when the liquid nitrogen is replaced or filled through the circulating hole and the connecting hole, so that the stem cells are prevented from being damaged, and the filling and the replacement of the liquid nitrogen in the liquid nitrogen tank are completed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the portion A shown in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the first adjusting shaft, the control shaft and the second adjusting shaft according to the present utility model;

FIG. 4 is an enlarged view of the portion B shown in FIG. 3;

FIG. 5 is an enlarged view of the structure of the portion C shown in FIG. 3;

FIG. 6 is a schematic diagram of the overall structure of the latch according to the present utility model;

FIG. 7 is an enlarged view of the portion D shown in FIG. 3;

fig. 8 is a schematic view of a connection structure of the support plate and the communication hole of the present utility model;

fig. 9 is a schematic diagram of a connection structure between a seal ring and a first drain hole according to the present utility model.

In the figure: 1. a liquid nitrogen tank; 2. a filling structure; 201. a thermal insulation layer; 202. a support plate; 203. a storage tube; 204. a communication hole; 205. a bottom plate; 206. a first adjustment shaft; 207. a control shaft; 208. a flow hole; 209. a connection hole; 3. an adjustment structure; 301. a second adjustment shaft; 302. a first clamping groove; 303. a clamping block; 304. a first stopper; 305. a first spring; 306. a second clamping groove; 307. a protective cover; 4. a protective structure; 401. a protective cover; 402. a rubber stopper; 403. a first plunger; 404. fixing the column; 405. a gear; 406. a first latch; 407. a slide block; 408. a second latch; 409. a second spring; 410. a connecting belt; 5. a collection structure; 501. a seal ring; 502. a first drain hole; 503. a second water drain hole; 504. a collection box; 505. a spring plate; 506. a second plunger; 507. a second stopper; 508. a third spring; 509. and (5) controlling the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-9, a storage device for stem cells of newborns includes a liquid nitrogen tank 1, a filling structure 2 is installed in the liquid nitrogen tank 1, the filling structure 2 includes a heat insulation layer 201, a heat insulation layer 201 is fixedly connected in the liquid nitrogen tank 1, a support plate 202 is rotatably connected at a side end of the heat insulation layer 201, a storage tube 203 is placed in the support plate 202, a plurality of communication holes 204 are formed in the support plate 202, a bottom plate 205 is fixedly connected at a bottom end of the heat insulation layer 201, a first adjusting shaft 206 is fixedly connected on the support plate 202, a control shaft 207 is slidably connected in the first adjusting shaft 206, a flow hole 208 is formed at a side end of the first adjusting shaft 206, and a connecting hole 209 is formed in the control shaft 207.

As a technical optimization scheme of the present utility model, the adjusting structure 3 is installed on the base plate 205, the adjusting structure 3 includes a second adjusting shaft 301, the second adjusting shaft 301 is rotatably connected to the inside of the base plate 205, the second adjusting shaft 301 is slidably connected to the control shaft 207, a first clamping groove 302 is disposed on the second adjusting shaft 301, a clamping block 303 is slidably connected to the control shaft 207, the clamping block 303 is clamped with the first clamping groove 302, and rotation of the second adjusting shaft 301 can be adjusted and controlled by the control shaft 207, so that control of the second adjusting shaft 301 is facilitated.

As a technical optimization scheme of the utility model, a first stop block 304 with an annular structure is fixedly connected to the outer part of the clamping block 303, the first stop block 304 is slidably connected with the control shaft 207, a first spring 305 is fixedly connected between the first stop block 304 and the control shaft 207, and the clamping block 303 can be automatically restored to the original position through the first spring 305.

As a technical optimization scheme of the utility model, a second clamping groove 306 is provided in the second adjusting shaft 301, the second clamping groove 306 is clamped with the clamping block 303, the top end of the liquid nitrogen tank 1 is in threaded connection with a protecting cover 307, the second clamping groove 306 is clamped with the clamping block 303, the alignment of the through hole 208 and the hole of the connecting hole 209 can be controlled, the filling of liquid nitrogen is facilitated, and meanwhile, the protecting cover 307 can protect the liquid nitrogen in the liquid nitrogen tank 1 and the storage tube 203.

As a technical optimization scheme of the utility model, the top end of the control shaft 207 is provided with the protection structure 4, the protection structure 4 comprises the protection cover 401, the control shaft 207 is detachably connected with the protection cover 401, the bottom end of the protection cover 401 is fixedly connected with the rubber plug 402, the rubber plug 402 is clamped with the connecting hole 209, liquid nitrogen can be protected through the rubber plug 402 and the protection cover 401, meanwhile, the loss of the temperature of the liquid nitrogen is reduced, and meanwhile, the protection cover 401 can also play a role in controlling the control shaft 207.

As a technical optimization scheme of the present utility model, the protective cover 401 is slidably connected with the first insert rod 403, the first insert rod 403 is inserted into the control shaft 207, and the protective cover 401 can be fixed by the first insert rod 403, and meanwhile, the rubber plug 402 can be engaged with the connection hole 209, so as to prevent the rubber plug 402 from being separated from the connection hole 209.

As a technical optimization scheme of the utility model, a plurality of fixing columns 404 are fixedly connected in the protective cover 401, a gear 405 is rotationally connected on the fixing columns 404, a plurality of first latches 406 are fixedly connected to two sides of the first inserted rod 403, the first latches 406 are meshed with the gear 405, two sides of the protective cover 401 are slidably connected with a sliding block 407, the sliding block 407 is in parallel symmetrical relation, the side ends of the sliding block 407 are fixedly connected with a plurality of second latches 408, the second latches 408 are meshed with the gear 405, a second spring 409 is fixedly connected between the sliding block 407 and the protective cover 401, a connecting belt 410 is fixedly connected to the top end of the protective cover 401, and when the second latches 408 move into the protective cover 401, the first inserted rod 403 and the control shaft 207 can be driven to be separated through the first latches 406, and simultaneously, the sliding block 407 can be restored to the original position under the action of the second springs 409, and meanwhile, the first inserted rod 403 and the control shaft 207 can be spliced with the control shaft 207 under the action of no external force.

As a technical optimization scheme of the utility model, a collecting structure 5 is arranged in the liquid nitrogen tank 1, the collecting structure 5 comprises a sealing ring 501, the sealing ring 501 is arranged in the liquid nitrogen tank 1 and is rotationally connected with a heat insulation layer 201, the sealing ring 501 is fixedly connected with the bottom end of a second adjusting shaft 301, a first water discharging hole 502 is arranged on the sealing ring 501, a second water discharging hole 503 is arranged on a bottom plate 205, and the generated water can be controlled to be collected through the first water discharging hole 502 and the second water discharging hole 503.

As a technical optimization scheme of the utility model, a collecting box 504 is slidably connected to the liquid nitrogen tank 1, a spring plate 505 is mounted at the bottom end of the liquid nitrogen tank 1, a second inserting rod 506 is slidably connected to the collecting box 504, the second inserting rod 506 is clamped with the spring plate 505, moisture can be collected through the collecting box 504, and meanwhile, the second inserting rod 506 is clamped with the spring plate 505, so that the collecting box 504 is fixed in the liquid nitrogen tank 1, and the collecting box 504 is prevented from moving.

As a technical optimization scheme of the utility model, a second stop block 507 is fixedly connected to the second inserting rod 506, the second stop block 507 is in sliding connection with the collecting box 504, a third spring 508 is fixedly connected between the collecting box 504 and the second stop block 507, a control block 509 is fixedly connected to the side end of the second inserting rod 506, the elastic sheet 505 and the second inserting rod 506 can be clamped tightly through the third spring 508, the falling phenomenon of the elastic sheet 505 and the second inserting rod 506 is prevented, and meanwhile, the second inserting rod 506 can be controlled through the control block 509, and then the collecting box 504 is controlled.

When the utility model is used, firstly, the protective cover 401 is pulled upwards, the protective cover 401 drives the control shaft 207, so that the clamping block 303 in the control shaft 207 is separated from the first clamping groove 302, meanwhile, the clamping block 303 extrudes the first stop block 304, the first stop block 304 extrudes the first spring 305, when the clamping block 303 moves to the second clamping groove 306, the clamping block 303 is clamped with the second clamping groove 306 under the action of the first spring 305, at the moment, the connecting hole 209 on the control shaft 207 is matched with the circulation hole 208 on the first adjusting shaft 206, then the sliding blocks 407 at the two ends of the protective cover 401 are extruded, when the sliding blocks 407 move, the second clamping teeth 408 are driven to move into the protective cover 401, meanwhile, the second spring 409 is extruded, when the second clamping teeth 408 move, the gear 405 is driven to rotate on the fixed column 404, meanwhile, the gear 405 drives the first clamping teeth 406 to move, the first clamping teeth 406 drive the first inserting rod 403 to move, the first plunger 403 is separated from the control shaft 207, the first plunger 403 is controlled more conveniently by the cooperation of the first latch 406, the second latch 408 and the gear 405, then the protective cover 401 is pulled upwards to separate the rubber plug 402 from the connecting hole 209, when the protective cover 401 is completely separated from the control shaft 207, the slide block 407 is released, the first plunger 403 is restored to the original position under the action of the second spring 409, meanwhile, the protective cover 401 is not lost under the action of the connecting belt 410, then liquid nitrogen is poured into the connecting hole 209, the liquid nitrogen enters the liquid nitrogen tank 1 along the connecting hole 209, the liquid nitrogen flows into the bottom plate 205 along the connecting hole 204 due to the communication hole 204 arranged on the supporting plate 202, the storage tube 203 is immersed into the liquid nitrogen, thereby filling of the liquid nitrogen is completed, then the slide block 407 is extruded, the protective cover 401 is sleeved on the control shaft 207, when the rubber plug 402 is clamped with the connecting hole 209 at the top end of the control shaft 207, the sliding block 407 is loosened, the first inserting rod 403 is inserted with the control shaft 207 under the action of the second spring 409, so that the leakage of the liquid nitrogen temperature is prevented, meanwhile, the heat insulation layer 201 is further arranged in the liquid nitrogen tank 1, the exchange of the internal and external temperatures of the liquid nitrogen tank 1 is further prevented through the action of the heat insulation layer 201, the storage tube 203 is subjected to low-temperature heat preservation, the continuous low-temperature time of the liquid nitrogen is longer, when stem cells in the storage tube 203 need to be extracted for detection, only the protective cover 401 is required to be pulled to drive the control shaft 207, the clamping block 303 on the control shaft 207 is clamped with the groove on the first adjusting shaft 206, then the protective cover 401 is rotated, the control shaft 207 is driven to rotate, meanwhile, the support plate 202 is driven to rotate, when the storage tube 203 is under the protective cover 307, the protective cover 307 is then rotated to take the storage tube 203, therefore, the opening area of the cover plate of the liquid nitrogen tank 1 is reduced, the loss of temperature is reduced, when water generated in the liquid nitrogen tank 1 needs to be collected, only the protective cover 401 is needed to be pressed downwards, so that the clamping block 303 is clamped with the first clamping groove 302, then the protective cover 401 is rotated, the protective cover 401 drives the control shaft 207 to rotate while driving the sealing ring 501, the bottom plate 205 is provided with a plurality of second water discharging holes 503, the sealing ring 501 is provided with a plurality of first water discharging holes 502, when the second adjusting shaft 301 rotates forty-five degrees, the first water discharging holes 503 are overlapped with the second water discharging holes 502, thereby water on the bottom plate 205 can be discharged into the collecting box 504, then the control block 509 is slid downwards, the control block 509 drives the second inserting rod 506 to move downwards, meanwhile, the second stop block 507 is driven to extrude the third spring 508, when the second inserting rod 506 is completely separated from the elastic piece 505, the control block 509 is pulled outwards, the control block 509 drives the collecting box 504 to move outwards, so that moisture generated by temperature rise of the storage tube 203 is collected, damage to stem cells is reduced, after collection is completed, the collecting box 504 is placed into the liquid nitrogen tank 1, then the control block 509 is slid downwards, when the other end of the collecting box 504 is abutted against the liquid nitrogen tank 1, the second inserting rod 506 is matched with the elastic piece 505 in position, the control block 509 is loosened, the second inserting rod 506 is clamped with the elastic piece 505 under the action of the third spring 508, the collecting box 504 is positioned, movement of the collecting box 504 is prevented, the protective cover 401 is rotated by forty five degrees, the second adjusting shaft 301 is driven to rotate, the first water discharging hole 502 is staggered with the second water discharging hole 503, loss of reinjected liquid nitrogen is prevented, and storage of the stem cells is completed.

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 is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a neonate stem cell storage device, includes liquid nitrogen container (1), its characterized in that: install filling structure (2) in liquid nitrogen container (1), filling structure (2) include insulating layer (201), fixedly connected with insulating layer (201) in liquid nitrogen container (1), insulating layer (201) side is rotated and is connected with backup pad (202), storage tube (203) have been placed to backup pad (202) inside, be equipped with a plurality of intercommunicating pores (204) on backup pad (202), insulating layer (201) bottom fixedly connected with bottom plate (205), fixedly connected with first regulating spindle (206) on backup pad (202), sliding connection has control axle (207) in first regulating spindle (206), first regulating spindle (206) side is equipped with flow hole (208), be equipped with connecting hole (209) in control axle (207).

2. The neonatal stem cell storage apparatus as set forth in claim 1, wherein: install on bottom plate (205) and adjust structure (3), adjust structure (3) including second regulating spindle (301), inside rotation of bottom plate (205) is connected with second regulating spindle (301), second regulating spindle (301) and control shaft (207) sliding connection, be equipped with first draw-in groove (302) on second regulating spindle (301), sliding connection has fixture block (303) in control shaft (207), fixture block (303) and first draw-in groove (302) block.

3. A neonatal stem cell storage apparatus as claimed in claim 2, wherein: the clamping block (303) is fixedly connected with a first stop block (304) which is of an annular structure, the first stop block (304) is in sliding connection with the control shaft (207), and a first spring (305) is fixedly connected between the first stop block (304) and the control shaft (207).

4. A neonatal stem cell storage device according to claim 3, wherein: the second adjusting shaft (301) is internally provided with a second clamping groove (306), the second clamping groove (306) is clamped with the clamping block (303), and the top end of the liquid nitrogen tank (1) is in threaded connection with a protective cover (307).

5. The neonatal stem cell storage apparatus as set forth in claim 1, wherein: the protection structure (4) is installed on control shaft (207) top, protection structure (4) are including protective cover (401), can dismantle on control shaft (207) and be connected with protective cover (401), protective cover (401) bottom fixedly connected with rubber buffer (402), rubber buffer (402) and connecting hole (209) block.

6. The neonatal stem cell storage apparatus as defined in claim 5, wherein: the protective cover (401) is connected with a first inserting rod (403) in a sliding mode, and the first inserting rod (403) is inserted into the control shaft (207).

7. The neonatal stem cell storage apparatus as defined in claim 6, wherein: the utility model discloses a protection lid, including protection lid (401), fixed column (404), rotation is connected with gear (405) on fixed column (404), a plurality of first latches (406) of equal fixedly connected with in first inserted bar (403) both sides, first latch (406) and gear (405) meshing, all sliding connection in protection lid (401) both sides has slider (407), just slider (407) are parallel symmetrical relation, slider (407) side fixedly connected with a plurality of second latches (408), second latches (408) and gear (405) meshing, fixedly connected with second spring (409) between slider (407) and the protection lid (401), protection lid (401) top fixedly connected with connecting band (410), connecting band (410) and liquid nitrogen jar (1) top fixed connection.

8. The neonatal stem cell storage apparatus as set forth in claim 1, wherein: install collection structure (5) in liquid nitrogen container (1), collection structure (5) include sealing washer (501), install sealing washer (501) in liquid nitrogen container (1), sealing washer (501) are connected with insulating layer (201) rotation, sealing washer (501) are connected with second regulating spindle (301) bottom fixed, be equipped with first hole (502) that drains on sealing washer (501), be equipped with second hole (503) that drains on bottom plate (205).

9. The neonatal stem cell storage apparatus as defined in claim 8, wherein: the liquid nitrogen tank is characterized in that a collecting box (504) is connected in the liquid nitrogen tank (1) in a sliding mode, an elastic sheet (505) is fixedly connected to the side end of the liquid nitrogen tank (1), a second inserting rod (506) is connected in the collecting box (504) in a sliding mode, and the second inserting rod (506) is clamped with the elastic sheet (505).

10. The neonatal stem cell storage apparatus as defined in claim 9, wherein: the second inserting rod (506) is fixedly connected with a second stop block (507), the second stop block (507) is in sliding connection with the collecting box (504), a third spring (508) is fixedly connected between the collecting box (504) and the second stop block (507), and the side end of the second inserting rod (506) is fixedly connected with a control block (509).