CN112754481B - Stem cell puncture extractor that emptys when preventing to gather umbilical cord blood - Google Patents
Stem cell puncture extractor that emptys when preventing to gather umbilical cord blood Download PDFInfo
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- CN112754481B CN112754481B CN202110202960.6A CN202110202960A CN112754481B CN 112754481 B CN112754481 B CN 112754481B CN 202110202960 A CN202110202960 A CN 202110202960A CN 112754481 B CN112754481 B CN 112754481B
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- rod
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/150038—Source of blood for blood from umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
Abstract
The invention relates to the technical field of stem cells, and discloses a stem cell puncture extractor for preventing umbilical cord blood from falling down when collecting umbilical cord blood, which comprises a drawing head, a fixing assembly and a placing assembly, wherein the bottom end of the drawing head is fixedly provided with an insertion tube, the outer wall of the insertion tube is fixedly connected with the inner wall of the fixing assembly, the outer wall of the fixing assembly is movably connected with the inner wall of the placing assembly, an outer ring is pulled upwards after an outer film is positioned, the outer ring drives a moving box to move upwards, so that a pull rod is pulled, a drawing plug is pulled by the pull rod, a connecting rod is driven to pull an inner film to move upwards, so that gas in the outer film is extracted, the outer film is tightly attached to a human body, the position of the insertion tube is fixed, the insertion tube is prevented from falling down, meanwhile, an extrusion plate is positioned below a top block, and the extrusion plate is influenced by a second limiting rod to swing in the direction of the bottom end of a normally supporting tube, the top block can not extrude the extrusion plate to swing, so that the height position of the movable box is fixed.
Description
Technical Field
The invention relates to the technical field of stem cells, in particular to a stem cell puncture extractor for preventing umbilical cord blood from toppling over during collection.
Background
The stem cell is a magic cell, which can be differentiated into different tissue cells, such as bone cells, muscle cells and the like, and this means that the stem cell can supplement a magic cell of cell source when a human body is injured.
At present, in the modern technology, stem cell culture or stem cell extraction from an umbilical cord is adopted, and when the stem cells are extracted from the umbilical cord, a stem cell puncturing extractor is used, so that the stem cell puncturing extractor penetrates through an umbilical cord eye of a human body, blood is extracted from the umbilical cord, and then the stem cells are separated, but in the process, a general stem cell puncturing extractor is directly inserted into the human body and fixed through a human skin inserting needle line, the stem cell puncturing extractor is prevented from being toppled, the human body is suffered from unnecessary pain, and meanwhile, umbilical cord blood loss is caused, so that secondary injury is brought to an extractor, and therefore the stem cell puncturing extractor for preventing the toppling during umbilical cord blood collection is provided, and the problem is solved.
Disclosure of Invention
In order to achieve the purpose of relieving the pain of the patient, the invention provides the following technical scheme: the utility model provides a stem cell puncture extractor that emptys when preventing to gather umbilical cord blood, includes and draws head, fixed subassembly and place the subassembly, the bottom fixed mounting who draws the head has the intubate, the outer wall of intubate and fixed subassembly's inner wall fixed connection, fixed subassembly's outer wall and the inner wall swing joint who places the subassembly.
As an optimization, the fixing component comprises a swing telescopic rod, a bent rod is fixedly mounted at the bottom end of the swing telescopic rod, a bent shell is movably connected to the outer wall of the bent rod, a fixing box is fixedly mounted on the inner wall of the bent shell, a moving block is movably connected to the inner wall of the fixing box, a bent telescopic rod is fixedly mounted at the top end of the moving block, a pressed block is fixedly mounted at the top end of the moving block, and a first limiting rod is fixedly mounted at the top end of the moving block.
As optimization, the placement component includes a supporting tube, the inner wall swing joint of supporting tube has a removal box, the outer wall swing joint of removal box has the outer lane, the inner wall fixed mounting who removes the box has the kicking block, the inner wall fixed mounting who removes the box has the locating piece, the outer wall fixed mounting of supporting tube has the stretching block, the inner wall fixed mounting of supporting tube has the stripper plate, the outer wall fixed mounting of supporting tube has the second gag lever post, the bottom fixed mounting who removes the box has the pull rod, the outer wall swing joint of pull rod has the baffle, the bottom fixed mounting of baffle has extension spring, the bottom fixed mounting of pull rod has the extraction stopper, the bottom fixed mounting of extraction stopper has the connecting rod, the bottom fixed mounting of connecting rod has interior film, the bottom fixed mounting of supporting tube has outer film.
Preferably, one end of the bent shell close to the insertion tube is fixedly connected with one side of the support tube far away from the insertion tube, a through hole is formed in the inner wall of the support tube, and the diameter of the through hole is larger than that of the bent rod, so that the bent rod can penetrate through the through hole.
As optimization, one end of the bent telescopic rod, which is far away from the moving block, is fixedly connected with one side of the pressed block, which is far away from the insertion tube, the first limiting rod is positioned on one side of the pressed block, which is close to the insertion tube, the pressed block is divided into an upper part and a lower part, the bottom end of the upper part of the pressed block is movably connected with the top end of the lower part of the pressed block through a rotating shaft, so that the bent telescopic rod can be made into the pressed block, and the first limiting rod limits the swing of the pressed block.
As an optimization, the bottom of knee is provided with the tooth, and the movable block is kept away from the one end that receives the piece and is run through the bottom inner wall of fixed box to extend to the outer wall of fixed box, and the bottom left and right sides of movable block passes through the inner wall swing joint of extrusion spring and fixed box, makes the tooth of knee can with receive the piece contact to this restriction knee's swing direction, and extrusion spring makes the movable block be close to the direction application of force of curved shell to fixed box all the time simultaneously.
As optimization, the outer wall of the movable box is provided with teeth, the inner wall of the outer ring is provided with teeth, the teeth on the outer wall of the movable box are meshed with the teeth on the inner wall of the outer ring, the outer wall of the movable box is provided with a stabilizing rod, and one end, far away from the movable box, of the stabilizing rod is movably connected with the inner wall of the outer ring, so that the movable box can be driven to rotate when the outer ring is rotated.
As optimization, the inner wall of the movable box is provided with a cross rod, the length of the cross rod is equal to the diameter of the inner wall of the movable box, the ejector block is located above the positioning block, one end, far away from the outer wall of the supporting pipe, of the stretching block is movably connected with the outer wall of the ejector block, the distance from the stretching block to the cross rod is larger than the distance of contraction of the stretching spring, the position of the movable box can be limited by the pull rod and the cross rod, and the stretching block can be limited to return to the initial position after the movable box is rotated.
Preferably, the number of the supporting tubes and the affiliated structures of the supporting tubes is four, the four supporting tubes and the affiliated structures of the supporting tubes are symmetrically distributed around the vertical center line of the insertion tube, the extrusion plate is divided into a left part and a right part, the right side of the left part of the extrusion plate is movably connected with the left side of the right part of the extrusion plate through a bearing, the second limiting rod is located under the extrusion plate, the length of the ejector block and the second limiting rod is smaller than the distance from the outer wall of the supporting tube to the inner wall of the movable box, the insertion tube can be stabilized on a human body, the insertion tube is prevented from toppling over, and the extrusion plate can only swing towards the top end of the supporting tube.
The invention has the beneficial effects that: this prevent stem cell puncture extractor that emptys when gathering umbilical cord blood, use through the knee and the cooperation of the piece that receives, make at the swing knee, can make the knee pass in the perforation gets into curved shell, thereby tooth on this messenger's knee and the piece extrusion that receives are thereby when the knee swings to the intubate direction, tooth extrusion on the knee is pressed the piece, it receives the unable swing of first gag lever post influence to receive the piece, thereby the knee can't be withdrawed, thereby the angle of fixed swing telescopic link, thereby reach the fixed effect of drawing the head with this, thereby prevent that the intubate from empting.
This stem cell puncture extractor that emptys when preventing to gather umbilical cord blood, use through pull rod and kicking block cooperation, make upwards pulling the outer lane after confirming the position with outer film, make the outer lane drive and remove box rebound, with this pulling pull rod, thereby make pull rod pulling extraction stopper, and film rebound in the drive connecting rod pulling, with this take out the gas in the outer film, make outer film closely laminate the human body, thereby the position of fixed intubate, prevent that the intubate from empting, the stripper plate is located the below of kicking block simultaneously, the stripper plate receives the influence of second gag lever post and does not normally supports the swinging of pipe bottom direction, make the unable extrusion stripper plate swing of kicking block, thereby the high position of fixed removal box.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic sectional view of the swing telescopic rod structure in front view;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic cross-sectional elevation view of the support tube structure of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention;
FIG. 6 is an enlarged view of the structure at C of FIG. 4 according to the present invention;
FIG. 7 is a bottom view of the mobile box of the present invention.
In the figure: 1. a tapping head; 2. inserting a tube; 3. a fixing assembly; 301. swinging the telescopic rod; 302. bending a rod; 303. bending the shell; 304. a fixing box; 305. a moving block; 306. a bent telescopic rod; 307. a pressed block; 308. a first limit rod; 4. placing the component; 401. supporting a tube; 402. moving the cartridge; 403. an outer ring; 404. a top block; 405. positioning blocks; 406. stretching the block; 407. a pressing plate; 408. a second limiting rod; 409. a pull rod; 410. a baffle plate; 411. an extension spring; 412. extracting the plug; 413. a connecting rod; 414. an inner film; 415. an outer film.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-7, a stem cell puncture extractor for preventing umbilical cord blood from falling down during collection comprises a drawing head 1, a fixing component 3 and a placing component 4, wherein a cannula 2 is fixedly installed at the bottom end of the drawing head 1, the outer wall of the cannula 2 is fixedly connected with the inner wall of the fixing component 3, and the outer wall of the fixing component 3 is movably connected with the inner wall of the placing component 4.
Referring to fig. 2, the fixing assembly 3 includes a telescopic swing link 301, a curved rod 302 is fixedly mounted at the bottom end of the telescopic swing link 301, a curved shell 303 is movably connected to the outer wall of the curved rod 302, a fixing box 304 is fixedly mounted on the inner wall of the curved shell 303, a moving block 305 is movably connected to the inner wall of the fixing box 304, a curved telescopic link 306 is fixedly mounted at the top end of the moving block 305, a pressed block 307 is fixedly mounted at the top end of the moving block 305, teeth are disposed at the bottom end of the curved rod 302, and one end of the moving block 305, which is far away from the pressed block 307, penetrates through the inner wall of the bottom end of the fixing box 304 and extends to the outer wall of the fixing box 304, and the left and right sides of the bottom end of the moving block 305 are movably connected with the inner wall of the fixing box 304 through a pressing spring, so that the teeth of the curved rod 302 can contact with the pressed block 307, thereby limiting the swing direction of the curved rod 302, and the pressing spring makes the moving block 305 apply force to the direction of the fixing box 304 close to the curved shell 303 all the time, the top fixed mounting of movable block 305 has first gag lever post 308, the one end that the movable block 305 was kept away from to bent telescopic link 306 with the one side fixed connection who keeps away from intubate 2 by compression block 307, and first gag lever post 308 is located the one side that is close to intubate 2 by compression block 307, compress block 307 and divide into two parts from top to bottom, and compress the bottom of block 307 upper portion through pivot and the top swing joint of compressing block 307 lower part, make bent telescopic link 306 can make and compress block 307, and first gag lever post 308 restriction is compressed the swing of block 307.
Referring to fig. 1, 3-7, the placing assembly 4 includes a supporting tube 401, one end of the curved shell 303 close to the insertion tube 2 is fixedly connected to one side of the supporting tube 401 far from the insertion tube 2, and the inner wall of the supporting tube 401 is provided with a through hole, and the diameter of the through hole is larger than that of the curved rod 302, so that the curved rod 302 can pass through the through hole, the inner wall of the supporting tube 401 is movably connected to a moving box 402, the outer wall of the moving box 402 is movably connected to an outer ring 403, the outer wall of the moving box 402 is provided with teeth, and the inner wall of the outer ring 403 is provided with teeth, the teeth of the outer wall of the moving box 402 are engaged with the teeth of the inner wall of the outer ring 403, and the outer wall of the moving box 402 is provided with a stabilizing rod, and one end of the stabilizing rod far from the moving box 402 is movably connected to the inner wall of the outer ring 403, so that the moving box 402 can be driven to rotate when the outer ring 403 is rotated, a top block 404 is fixedly installed on the inner wall of the moving box 402, a positioning block 405 is fixedly installed on the inner wall of the moving box 402, the outer wall of the support tube 401 is fixedly provided with a stretching block 406, the inner wall of the support tube 401 is fixedly provided with an extrusion plate 407, the outer wall of the support tube 401 is fixedly provided with a second limiting rod 408, the number of the support tube 401 and the affiliated structure of the support tube 401 is four, the four support tubes 401 and the affiliated structures of the support tubes 401 are all symmetrically distributed along the vertical center line of the insertion tube 2, the extrusion plate 407 is divided into a left part and a right part, the right side of the left part of the extrusion plate 407 is movably connected with the left side of the right part of the extrusion plate 407 through a bearing, the second limiting rod 408 is positioned under the extrusion plate 407, the length of the top block 404 and the second limiting rod 408 is smaller than the distance from the outer wall of the support tube 401 to the inner wall of the movable box 402, so that the insertion tube 2 can be stabilized on a human body to prevent the insertion tube 2 from falling, the extrusion plate 407 can only swing towards the top end direction of the support tube 401, the bottom end of the movable box 402 is fixedly provided with a pull rod 409, the inner wall of the movable box 402 is provided with a cross bar, the length of the cross bar is equal to the diameter of the inner wall of the movable box 402, the top block 404 is located above the positioning block 405, one end, far away from the outer wall of the supporting tube 401, of the stretching block 406 is movably connected with the outer wall of the top block 404, the distance from the stretching block 406 to the cross bar is larger than the contraction distance of the stretching spring 411, the pull rod 409 and the cross bar are made to enable the stretching block 406 to limit the position of the movable box 402, the movable box 402 is rotated and then can be influenced by the stretching block 406 and the positioning block 405 to return to the initial position, the outer wall of the pull rod 409 is movably connected with a baffle 410, the bottom end of the baffle 410 is fixedly provided with the stretching spring 411, the bottom end of the pull rod 409 is fixedly provided with an extraction plug 412, the bottom end of the extraction plug 412 is fixedly provided with a connecting rod 413, the bottom end of the connecting rod 413 is fixedly provided with an inner film 414, and the bottom end of the supporting tube 401 is fixedly provided with an outer film 415.
In use, referring to fig. 1-7, after the insertion tube 2 is confirmed to the insertion hole, the support tube 401 is placed, the outer film 415 is attached to the human body, the drawing head 1 and the insertion tube 2 are pressed downward and rotated, the insertion tube 2 enters the human body, the telescopic rod 301 is swung, the curved rod 302 penetrates through the support tube 401 and enters the curved shell 303, teeth on the curved rod 302 and the pressed block 307 are pressed, the pressed block 307 cannot swing when the first limiting rod 308, the curved rod 302 cannot return to the initial position, so as to fix the position of the drawing head 1, the outer ring 403 is lifted, the outer ring 403 drives the movable box 402 to lift, the movable box 402 drives the pull rod 409 to lift, the pull rod 409 pulls the drawing plug 412, the pull plug 412 pulls the connecting rod 413 to lift, the connecting rod 413 pulls the inner film 414 to lift, so as to draw air in the outer film 415, and thus the outer film 415 is tightly attached to the human body, meanwhile, in the process of lifting the movable box 402, the top block 404 is lifted, the top block 404 presses the extrusion plate 407, so that the extrusion plate 407 swings, the top block 404 is located above the extrusion plate 407, the extrusion plate 407 cannot swing towards the bottom end of the support tube 401 under the influence of the second limiting rod 408, the top block 404 presses the extrusion plate 407 and supports the movable box 402, so that the movable box 402 cannot descend, after the operation process is finished, the outer ring 403 is rotated, so that the teeth of the outer ring 403 are engaged with the teeth of the outer wall of the movable box 402, the movable box 402 is rotated, the stretching block 406 in the movable box 402 is compressed and contracted, the top block 404 and the extrusion plate 407 are dislocated, the top block 404 can descend, the movable box 402 can descend, the stretching spring 411 can return the inner film 414 to the initial position, the air pressure in the outer film 415 is normal, the outer film 415 can be taken off, the movable block 305 is pulled downwards, the pressed block is forced to move downwards, so that the pressed block 307 does not contact with the teeth of the bent rod 302, the bent rod 302 can be withdrawn so that the cannula 2 can be withdrawn from the body.
In summary, in the stem cell puncture extractor for preventing the umbilical cord blood from falling down, the curved rod 302 and the pressure block 307 are used in cooperation, so that when the curved rod 302 is swung, the curved rod 302 can penetrate through the through hole to enter the curved shell 303, so that the teeth on the curved rod 302 and the pressure block 307 are pressed, when the curved rod 302 swings towards the cannula 2, the teeth on the curved rod 302 press the pressure block 307, the pressure block 307 cannot swing under the influence of the first limiting rod 308, so that the curved rod 302 cannot be retracted, the angle of the swinging telescopic rod 301 is fixed, the effect of fixing the drawing head 1 is achieved, the cannula 2 is prevented from falling down, after the outer rubber sheet 415 is positioned, the outer ring 403 is pulled upwards to drive the movable box 402 to move upwards, the pull rod 409 is pulled, the pull rod 409 pulls the drawing plug 412, and the connecting rod 413 pulls the inner rubber sheet 414 to move upwards, so as to draw out the gas in the outer rubber sheet 415, make outer film 415 closely laminate the human body to the position of fixed intubate 2 prevents that intubate 2 from empting, and extrusion board 407 is located the below of kicking block 404 simultaneously, and extrusion board 407 receives the influence of second gag lever post 408 and can't swing to supporting tube 401 bottom direction, makes the unable extrusion board 407 swing of extrusion of kicking block 404, thereby the fixed high position who removes box 402.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (7)
1. The utility model provides a stem cell puncture extractor of empting when preventing to gather umbilical cord blood, includes to draw first (1), fixed subassembly (3) and place subassembly (4), its characterized in that: the bottom end of the drawing head (1) is fixedly provided with an insertion tube (2), the outer wall of the insertion tube (2) is fixedly connected with the inner wall of the fixing assembly (3), and the outer wall of the fixing assembly (3) is movably connected with the inner wall of the placing assembly (4);
the fixing component (3) comprises a swing telescopic rod (301), a bent rod (302) is fixedly mounted at the bottom end of the swing telescopic rod (301), the outer wall of the bent rod (302) is movably connected with a bent shell (303), a fixing box (304) is fixedly mounted on the inner wall of the bent shell (303), a moving block (305) is movably connected with the inner wall of the fixing box (304), a bent telescopic rod (306) is fixedly mounted at the top end of the moving block (305), a pressed block (307) is fixedly mounted at the top end of the moving block (305), and a first limiting rod (308) is fixedly mounted at the top end of the moving block (305);
The placing component (4) comprises a supporting pipe (401), the inner wall of the supporting pipe (401) is movably connected with a moving box (402), the outer wall of the moving box (402) is movably connected with an outer ring (403), the inner wall of the moving box (402) is fixedly provided with a top block (404), the inner wall of the moving box (402) is fixedly provided with a positioning block (405), the outer wall of the supporting pipe (401) is fixedly provided with a stretching block (406), the inner wall of the supporting pipe (401) is fixedly provided with a squeezing plate (407), the outer wall of the supporting pipe (401) is fixedly provided with a second limiting rod (408), the bottom end of the moving box (402) is fixedly provided with a pull rod (409), the outer wall of the pull rod (409) is movably connected with a baffle (410), the bottom end of the baffle (410) is fixedly provided with a stretching spring (411), the bottom end of the pull rod (409) is fixedly provided with a drawing plug (412), the bottom fixed mounting of extraction stopper (412) has connecting rod (413), film (414) in the bottom fixed mounting of connecting rod (413), the bottom fixed mounting of stay tube (401) has outer film (415).
2. The stem cell puncture extractor for preventing the falling of cord blood according to claim 1, wherein: one end of the bent shell (303) close to the insertion tube (2) is fixedly connected with one side of the support tube (401) far away from the insertion tube (2), a through hole is formed in the inner wall of the support tube (401), and the diameter of the through hole is larger than that of the bent rod (302).
3. The stem cell puncture extractor for preventing the falling of cord blood according to claim 1, wherein: one end, far away from the moving block (305), of the bent telescopic rod (306) is fixedly connected with one side, far away from the insertion tube (2), of the pressure receiving block (307), the first limiting rod (308) is located on one side, close to the insertion tube (2), of the pressure receiving block (307), the pressure receiving block (307) is divided into an upper portion and a lower portion, and the bottom end of the upper portion of the pressure receiving block (307) is movably connected with the top end of the lower portion of the pressure receiving block (307) through a rotating shaft.
4. The stem cell puncture extractor for preventing the falling of cord blood according to claim 1, wherein: the bottom end of the bent rod (302) is provided with teeth, one end, far away from the pressed block (307), of the moving block (305) penetrates through the inner wall of the bottom end of the fixed box (304) and extends to the outer wall of the fixed box (304), and the left side and the right side of the bottom end of the moving block (305) are movably connected with the inner wall of the fixed box (304) through the extrusion springs.
5. The stem cell puncture extractor for preventing the falling of cord blood according to claim 1, wherein: the outer wall of the movable box (402) is provided with teeth, the inner wall of the outer ring (403) is provided with teeth, the teeth on the outer wall of the movable box (402) are meshed with the teeth on the inner wall of the outer ring (403), the outer wall of the movable box (402) is provided with a stabilizing rod, and one end, far away from the movable box (402), of the stabilizing rod is movably connected with the inner wall of the outer ring (403).
6. The stem cell puncture extractor for preventing the falling of cord blood according to claim 1, wherein: the inner wall of the movable box (402) is provided with a cross rod, the length of the cross rod is equal to the diameter of the inner wall of the movable box (402), the top block (404) is located above the positioning block (405), one end, far away from the outer wall of the supporting tube (401), of the stretching block (406) is movably connected with the outer wall of the top block (404), and the distance from the stretching block (406) to the cross rod is larger than the contraction distance of the stretching spring (411).
7. The stem cell puncture extractor for preventing the falling of cord blood according to claim 1, wherein: the number of the supporting tubes (401) and the affiliated structures of the supporting tubes (401) is four, the four supporting tubes (401) and the affiliated structures of the supporting tubes (401) are symmetrically distributed with the vertical center line of the insertion tube (2), the extrusion plate (407) is divided into a left part and a right part, the right side of the left part of the extrusion plate (407) is movably connected with the left side of the right part of the extrusion plate (407) through a bearing, the second limiting rod (408) is located right below the extrusion plate (407), and the length of the top block (404) and the second limiting rod (408) is smaller than the distance from the outer wall of the supporting tube (401) to the inner wall of the moving box (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110202960.6A CN112754481B (en) | 2021-02-23 | 2021-02-23 | Stem cell puncture extractor that emptys when preventing to gather umbilical cord blood |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110202960.6A CN112754481B (en) | 2021-02-23 | 2021-02-23 | Stem cell puncture extractor that emptys when preventing to gather umbilical cord blood |
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| Publication Number | Publication Date |
|---|---|
| CN112754481A CN112754481A (en) | 2021-05-07 |
| CN112754481B true CN112754481B (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110202960.6A Active CN112754481B (en) | 2021-02-23 | 2021-02-23 | Stem cell puncture extractor that emptys when preventing to gather umbilical cord blood |
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| CN113712603B (en) * | 2021-08-26 | 2023-06-09 | 青岛大学附属医院 | Built-in bone tumor pathological tissue taking-out device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6059794A (en) * | 1997-04-16 | 2000-05-09 | Cetus, L.C. | Umbilical cord blood extractor |
| CN201299573Y (en) * | 2008-11-28 | 2009-09-02 | 冯爱芳 | Medical blood collecting device |
| CN106963427A (en) * | 2017-05-04 | 2017-07-21 | 崔海燕 | One kind is used for thyroid needle absorbing biopsy puncture device |
| CN210340845U (en) * | 2019-05-30 | 2020-04-17 | 上海梅格医疗器械有限公司 | Stem cell extractor with good extraction effect |
-
2021
- 2021-02-23 CN CN202110202960.6A patent/CN112754481B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6059794A (en) * | 1997-04-16 | 2000-05-09 | Cetus, L.C. | Umbilical cord blood extractor |
| CN201299573Y (en) * | 2008-11-28 | 2009-09-02 | 冯爱芳 | Medical blood collecting device |
| CN106963427A (en) * | 2017-05-04 | 2017-07-21 | 崔海燕 | One kind is used for thyroid needle absorbing biopsy puncture device |
| CN210340845U (en) * | 2019-05-30 | 2020-04-17 | 上海梅格医疗器械有限公司 | Stem cell extractor with good extraction effect |
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|---|---|
| CN112754481A (en) | 2021-05-07 |
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