CN209940998U - Stem cell collection device - Google Patents
Stem cell collection device Download PDFInfo
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- CN209940998U CN209940998U CN201920622407.6U CN201920622407U CN209940998U CN 209940998 U CN209940998 U CN 209940998U CN 201920622407 U CN201920622407 U CN 201920622407U CN 209940998 U CN209940998 U CN 209940998U
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Abstract
The utility model relates to a stem cell gathers technical field, and discloses a stem cell collection system, including the cylinder, the inside of cylinder is including extracting the mechanism, the inner wall of extraction mechanism and the surperficial right side threaded connection of cylinder, the surface of extraction mechanism and the inner wall sliding connection of cylinder, the outside of cylinder includes syringe needle, connecting plate and stop gear, the surperficial left side of cylinder cup joints with the inner wall of syringe needle, the surface of cylinder and the inner wall fixed connection of connecting plate, the right side bottom of connecting plate and stop gear's left side top fixed connection, stop gear's the fixed intercommunication in surface top and the bottom right side of cylinder. The utility model discloses a set up stop gear, the stop ring plays limiting displacement to the second piston ring, and when the second piston ring contacted with the stop ring, the second piston ring can't continue to move downwards, and then makes the first piston ring can't continue to move right to realize quantitative blood sampling.
Description
Technical Field
The utility model relates to a stem cell gathers technical field, especially relates to a stem cell collection system.
Background
The stem cells are cells with proliferation and differentiation potential, have the capacity of self-renewal and replication, can produce highly differentiated functional cells, are original undifferentiated cells with multidirectional differentiation potential and self-replication capacity, are original cells forming various tissues and organs of mammals, have common shapes, are usually circular or oval, have small cell volume, relatively large nuclei, most of cell nuclei are euchromatin and have high telomerase activity.
The current stem cell collection system adopts artifical pull to produce negative pressure blood sampling usually, and at the extraction in-process, if the volume of gathering is greater than the demand, causes the waste of blood easily, if the volume of gathering is less than the demand, needs to gather once more, and is comparatively troublesome.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: in the extraction process, if the quantity of gathering is greater than the demand, cause the waste of blood easily, if the quantity of gathering is less than the demand, need gather once more, it is comparatively troublesome, and the stem cell collection system who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the stem cell collecting device comprises a needle cylinder, wherein the inside of the needle cylinder comprises an extracting mechanism, the inner wall of the extracting mechanism is in threaded connection with the right side of the surface of the needle cylinder, and the surface of the extracting mechanism is in sliding connection with the inner wall of the needle cylinder.
The outside of cylinder includes syringe needle, connecting plate and stop gear, the surface left side of cylinder cup joints with the inner wall of syringe needle, the surface of cylinder and the inner wall fixed connection of connecting plate, the right side bottom of connecting plate and stop gear's left side top fixed connection, stop gear's the fixed intercommunication in surface top and the bottom right side of cylinder.
Preferably, the extraction mechanism includes first piston ring, supporting shoe, connecting rod, dog, sealing ring and go-between, the surface of first piston ring and the inner wall sliding connection of cylinder, the inner wall of first piston ring and the surface bonding of supporting shoe, the left and right sides of connecting rod respectively with the right side of supporting shoe and the left side fixed connection of dog, the surface of connecting rod and the inner wall sliding connection of sealing ring, the inner wall sliding connection of the surface cylinder of sealing ring, the right side of sealing ring and the inner wall right side bonding of go-between, the inner wall of go-between and the surface right side threaded connection of cylinder.
Preferably, the limiting mechanism comprises a sleeve, a first fixing plate, a second piston ring, a supporting plate, a limiting ring, a supporting frame, a threaded rod, an air hole, a connecting pipe and a rotating block, the upper side and the lower side of the inner wall of the sleeve are respectively fixedly connected with the surface of the first fixing plate and the surface of the second fixing plate, the surface of the second piston ring is in sliding connection with the inner wall of the sleeve, the inner wall of the limiting ring is fixedly connected with the surface of the supporting frame, the inner wall of the supporting frame is fixedly connected with the top of the surface of the threaded rod, the bottom of the surface of the threaded rod is in threaded connection with the inner wall of the second fixing plate, the air hole is formed in the upper surface of the second fixing plate, and the top of the left side, the upper side and the lower side of the connecting pipe are respectively and fixedly communicated with the upper surface of the first fixing plate and the right side of the bottom of the needle cylinder, and the bottom of the threaded rod is fixedly connected with the top of the rotating block.
Preferably, the left side of sealing ring includes the gag lever post, the right side of gag lever post bonds with the left side of sealing ring.
Preferably, the right side of the sleeve is internally provided with a groove, the groove is formed in the right side of the sleeve, and the inner wall of the groove is bonded with the surface of the graduated scale.
Preferably, the inside of the air hole comprises a dust screen, and the surface of the dust screen is adhered to the inner wall of the air hole.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a set up stop gear, the stop ring plays limiting displacement to the second piston ring, before the blood sampling, rotate the commentaries on classics piece, position through threaded rod regulation stop ring, when the blood sampling, the pulling dog, through first piston ring with in the blood suction syringe, at this moment, the air on first piston ring right side passes through in communicating pipe gets into the sleeve, make the second piston ring move down, when the second piston ring contacts with the stop ring, the second piston ring can't continue to move down, and then make first piston ring can't continue to move right, thereby realize quantitative blood sampling, effectual solution is in the extraction in-process, if the volume of gathering is greater than the demand, cause the waste of blood easily, if the volume of gathering is less than the demand, need gather once more, comparatively troublesome problem.
(2) The utility model discloses a set up the go-between, threaded connection between go-between and the cylinder, when wasing this collection system, rotate the go-between, separate go-between and cylinder, and then take first piston ring out from the cylinder, the medical personnel of being convenient for clear up the inside and first piston surface of cylinder, and simultaneously, through setting up the gag lever post, the length of gag lever post is greater than the distance between sealing ring and the connecting pipe, the gag lever post plays limiting displacement to first piston ring, prevent that first piston ring from sealing up the connecting pipe, lead to the unable removal of first piston ring.
Drawings
Fig. 1 is a schematic structural diagram of a stem cell collecting device according to the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1 of a stem cell collection device according to the present invention;
fig. 3 is a front view of a stem cell collecting device according to the present invention;
fig. 4 is a side view of a stem cell collecting device according to the present invention;
fig. 5 is a side view of the limiting mechanism of the present invention;
fig. 6 is a top view of the supporting frame of the present invention.
In the figure: 1. a needle cylinder; 2. a drawing mechanism; 201. a first piston ring; 202. a support block; 203. a connecting rod; 204. a stopper; 205. a seal ring; 206. a connecting ring; 3. a needle head; 4. a connecting plate; 5. a limiting mechanism; 501. a sleeve; 502. a first fixing plate; 503. a second fixing plate; 504. a second piston ring; 505. a support plate; 506. a limiting ring; 507. a support frame; 508. a threaded rod; 509. air holes; 510. a connecting pipe; 511. rotating the block; 6. a limiting rod; 7. a groove; 8. a graduated scale; 9. a dust screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-6, a stem cell collecting device comprises a needle cylinder 1, wherein an extraction mechanism 2 is arranged inside the needle cylinder 1, the inner wall of the extraction mechanism 2 is in threaded connection with the right side of the surface of the needle cylinder 1, and the surface of the extraction mechanism 2 is in sliding connection with the inner wall of the needle cylinder 1.
Syringe 1's outside includes syringe needle 3, connecting plate 4 and stop gear 5, and syringe 1's surface left side cup joints with the inner wall of syringe needle 3, and syringe 1's surface and connecting plate 4's inner wall fixed connection, connecting plate 4's right side bottom and stop gear 5's left side top fixed connection are together fixed with syringe 1 and stop gear 5 through connecting plate 4, and stop gear 5's surface top and syringe 1's bottom right side are fixed to be communicated.
The extracting mechanism 2 comprises a first piston ring 201, a supporting block 202, a connecting rod 203, a stop block 204, a sealing ring 205 and a connecting ring 206, wherein the surface of the first piston ring 201 is in sliding connection with the inner wall of the needle cylinder 1, the inner wall of the first piston ring 201 is adhered to the surface of the supporting block 202, blood is extracted into the needle cylinder 1 through the first piston ring 201, the left side and the right side of the connecting rod 203 are respectively fixedly connected with the right side of the supporting block 202 and the left side of the stop block 204, the surface of the connecting rod 203 is in sliding connection with the inner wall of the sealing ring 205, the surface of the sealing ring 205 is in sliding connection with the inner wall of the needle cylinder 1, the right side of the needle cylinder 1 is sealed through the sealing ring 205, air on the right side of the first piston ring 201 enters the limiting mechanism 5, the right side of the sealing ring 205 is adhered to the right side of, when rinsing this collection system, rotate go-between 206, separate go-between 206 and syringe 1, and then take first piston ring 201 out from syringe 1, the medical personnel of being convenient for clear up syringe 1 inside and first piston surface, and the left side of sealing ring 205 includes gag lever post 6, and the right side of gag lever post 6 bonds with the left side of sealing ring 205.
The limiting mechanism 5 comprises a sleeve 501, a first fixing plate 502, a second fixing plate 503, a second piston ring 504, a supporting plate 505, a limiting ring 506, a supporting frame 507, a threaded rod 508, an air hole 509, a connecting pipe 510 and a rotating block 511, wherein the upper side and the lower side of the inner wall of the sleeve 501 are respectively fixedly connected with the surface of the first fixing plate 502 and the surface of the second fixing plate 503, the surface of the second piston ring 504 is connected with the inner wall of the sleeve 501 in a sliding manner, the inner wall of the second piston ring 504 is bonded with the surface of the supporting plate 505, the second piston ring 504 plays a sealing role in sealing a gap between the supporting plate 505 and the sleeve 501, the surface of the limiting ring 506 is connected with the inner wall of the sleeve 501 in a sliding manner, the inner wall of the limiting ring 506 is fixedly connected with the surface of the supporting frame 507, the limiting ring 506 plays a limiting role in limiting for the second piston ring 504, the inner wall of the, through rotating the threaded rod 508, make the support frame 507 reciprocate, the upper surface that the gas pocket 509 is located the second fixed plate 503 is seted up, the inside and outside air of sleeve 501 circulates through gas pocket 509, the inside of gas pocket 509 includes dust screen 9, the surface of dust screen 9 bonds with the inner wall of gas pocket 509, the dust screen plays the effect of blockking to the dust in the air, prevent that the dust from going on the inside of sleeve 501, the left side top of sleeve 501 and the right side bottom fixed connection of connecting plate 4, the upper and lower both sides of connecting pipe 510 are fixed the intercommunication with the upper surface of first fixed plate 502 and the bottom right side of cylinder 1 respectively, the bottom of threaded rod 508 and the top fixed connection of commentaries on classics piece 511, the right side inside of sleeve 501 includes recess 7, recess 7 is located the right side of sleeve 501 and is seted up, the inner wall of recess 7 bonds with the surface of scale 8, sleeve 501 is transparent plastic, facilitating the medical personnel to observe the position of the second piston ring 504.
The utility model discloses in, when the user used the device, the rotation changes piece 511, adjust the position of spacing ring 506 through threaded rod 508, when taking a blood sample, pulling dog 204, through first piston ring 201, make blood pass through 3 suction syringes of syringe needle, at this moment, the air on first piston ring 201 right side passes through communicating pipe and gets into in the sleeve 501, make second piston ring 504 move down, when second piston ring 504 and spacing ring 506 contact, second piston ring 504 can't continue to move down, and then make first piston ring 201 can't continue to move right, realize the ration blood sampling.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. The stem cell collecting device comprises a needle cylinder (1), wherein the interior of the needle cylinder (1) comprises an extraction mechanism (2), and is characterized in that the inner wall of the extraction mechanism (2) is in threaded connection with the right side of the surface of the needle cylinder (1), and the surface of the extraction mechanism (2) is in sliding connection with the inner wall of the needle cylinder (1);
the outside of cylinder (1) includes syringe needle (3), connecting plate (4) and stop gear (5), the surface left side of cylinder (1) cup joints with the inner wall of syringe needle (3), the surface of cylinder (1) and the inner wall fixed connection of connecting plate (4), the right side bottom of connecting plate (4) and the left side top fixed connection of stop gear (5), the fixed intercommunication in bottom right side of stop gear (5) and cylinder (1).
2. The stem cell collection device according to claim 1, wherein the extraction mechanism (2) comprises a first piston ring (201), a support block (202), a connecting rod (203), a stopper (204), a sealing ring (205) and a connecting ring (206), the surface of the first piston ring (201) is connected with the inner wall of the needle cylinder (1) in a sliding way, the inner wall of the first piston ring (201) is bonded with the surface of the supporting block (202), the left side and the right side of the connecting rod (203) are respectively fixedly connected with the right side of the supporting block (202) and the left side of the stop block (204), the surface of the connecting rod (203) is connected with the inner wall of the sealing ring (205) in a sliding way, the inner wall of the surface needle cylinder (1) of the sealing ring (205) is in sliding connection, the right side of the sealing ring (205) is bonded with the right side of the inner wall of the connecting ring (206), the inner wall of the connecting ring (206) is in threaded connection with the right side of the surface of the needle cylinder (1).
3. The stem cell collecting device according to claim 1, wherein the limiting mechanism (5) comprises a sleeve (501), a first fixing plate (502), a second fixing plate (503), a second piston ring (504), a supporting plate (505), a limiting ring (506), a supporting frame (507), a threaded rod (508), an air hole (509), a connecting pipe (510) and a rotating block (511), wherein the upper side and the lower side of the inner wall of the sleeve (501) are fixedly connected with the surface of the first fixing plate (502) and the surface of the second fixing plate (503) respectively, the surface of the second piston ring (504) is slidably connected with the inner wall of the sleeve (501), the inner wall of the second piston ring (504) is bonded with the surface of the supporting plate (505), the surface of the limiting ring (506) is slidably connected with the inner wall of the sleeve (501), and the inner wall of the limiting ring (506) is fixedly connected with the surface of the supporting frame (507), the inner wall of support frame (507) and the surperficial top fixed connection of threaded rod (508), the surperficial bottom of threaded rod (508) and the inner wall threaded connection of second fixed plate (503), air hole (509) are located the upper surface of second fixed plate (503) and are seted up, the left side top of sleeve (501) and the right side bottom fixed connection of connecting plate (4), the upper and lower both sides of connecting pipe (510) respectively with the upper surface of first fixed plate (502) and the fixed intercommunication in bottom right side of cylinder (1), the bottom of threaded rod (508) and the top fixed connection of commentaries on classics piece (511).
4. The stem cell collection device according to claim 2, wherein the left side of the sealing ring (205) comprises a limiting rod (6), and the right side of the limiting rod (6) is bonded to the left side of the sealing ring (205).
5. The stem cell collecting device according to claim 3, wherein the sleeve (501) comprises a groove (7) inside the right side, the groove (7) is formed on the right side of the sleeve (501), and the inner wall of the groove (7) is adhered to the surface of the scale (8).
6. The stem cell collecting device according to claim 3, wherein the inside of the air hole (509) comprises a dust-proof net (9), and the surface of the dust-proof net (9) is adhered to the inner wall of the air hole (509).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622407.6U CN209940998U (en) | 2019-04-30 | 2019-04-30 | Stem cell collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622407.6U CN209940998U (en) | 2019-04-30 | 2019-04-30 | Stem cell collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209940998U true CN209940998U (en) | 2020-01-14 |
Family
ID=69131032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920622407.6U Expired - Fee Related CN209940998U (en) | 2019-04-30 | 2019-04-30 | Stem cell collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209940998U (en) |
-
2019
- 2019-04-30 CN CN201920622407.6U patent/CN209940998U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 Termination date: 20210430 |