CN116519385A - Clinical laboratory's push type sampler is used in medical treatment - Google Patents
Clinical laboratory's push type sampler is used in medical treatment Download PDFInfo
- Publication number
- CN116519385A CN116519385A CN202310503792.3A CN202310503792A CN116519385A CN 116519385 A CN116519385 A CN 116519385A CN 202310503792 A CN202310503792 A CN 202310503792A CN 116519385 A CN116519385 A CN 116519385A
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- China
- Prior art keywords
- cylinder
- wall
- extrusion
- piece
- needle cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000001125 extrusion Methods 0.000 claims abstract description 48
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000003814 drug Substances 0.000 abstract description 4
- 210000003811 finger Anatomy 0.000 description 26
- 239000012530 fluid Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 210000003813 thumb Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000011166 aliquoting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a medical clinical laboratory push type sampler, which comprises a needle cylinder, wherein scales are arranged on the needle cylinder, the output end of the needle cylinder is connected with a needle head, the outer wall of the needle cylinder is rotationally connected with a mounting block, the mounting block is fixedly connected with a telescopic rod, the periphery of the telescopic rod is sleeved with an extrusion spring, a thread column is arranged on the inner cavity wall of the needle cylinder in a threaded manner and is penetrated by an extrusion part, and a liquid containing cavity is formed between the right end of the extrusion part and the inner cavity wall of the needle cylinder. According to the clinical laboratory push type sampler for medical treatment, the volume of the liquid containing cavity can be changed by rotating the extrusion piece, so that the suction amount of tissue liquid is changed, the extrusion rod can drive the elastic sealing head to move in the syringe by the elastic action of the reset spring, so that the medicament is sucked into the syringe, the triangular reinforcing block is arranged on the finger supporting block, the structural strength of the finger supporting block can be enhanced, the finger accommodating groove is arranged on the finger supporting block, and the friction raised line is arranged in the groove, so that an operator can hold the syringe stably.
Description
Technical Field
The invention relates to the technical field of clinical laboratory sampling, in particular to a medical clinical laboratory pressing type sampler.
Background
Clinical laboratory (clinical laboratory) is a bridge between clinical medicine and basic medicine, including clinical chemistry, clinical microbiology, clinical immunology, hematology, humoral, and transfusion aliquoting disciplines.
When the existing medical clinical laboratory is used for testing, a certain amount of human tissue fluid is generally sucked by a needle cylinder, the needle cylinder is required to be focused on the scale on the needle cylinder for sucking every time the pull rod tissue fluid is manually pulled, the manual operation is more elaborate, the deviation is easy to cause, the measured tissue fluid amounts are different, and meanwhile, the existing needle cylinder is inconvenient for an operator to stably hold the needle cylinder, so that the problem is solved by the pressing sampler of the medical clinical laboratory.
Disclosure of Invention
The invention mainly aims to provide a clinical laboratory push type sampler for medical treatment, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a clinical laboratory's push type sampler for medical treatment, includes the cylinder, be equipped with the scale on the cylinder, the output of cylinder is connected with the syringe needle, rotate on the outer wall of cylinder and be connected with the installation piece, just fixedly connected with telescopic link on the installation piece, the peripheral cover of telescopic link is equipped with extrusion spring, install the screw thread post on the inner chamber wall of cylinder just the screw thread post is run through by the extrusion piece, form the appearance liquid chamber between the right-hand member of extrusion piece and the inner chamber wall of cylinder, the inner chamber of screw thread post is equipped with and holds the chamber, hold the chamber and include cylinder die cavity and rectangle spout, install elastic reset piece in the cylinder die cavity, elastic reset piece cup joints on the extrusion piece, extrusion piece part slides and sets up the inner chamber that holds the chamber, be the symmetry on the outer wall of cylinder and be fixed with two sets of finger supporting pieces and two sets of finger supporting pieces's right-hand member all install the triangle reinforcing piece, the both ends of triangle reinforcing piece respectively with the outer wall fixed connection of supporting piece and cylinder, two sets of finger supporting pieces are last to be provided with hold the recess and the recess looks finger friction face of recess.
Preferably, the extrusion piece comprises an extrusion rod, a pressing block is fixedly contacted with the end head of the extrusion rod positioned at the outer end of the side of the needle cylinder, an elastic sealing head is arranged at the end head of the extrusion rod positioned in the inner cavity of the needle cylinder, the outer wall of the elastic sealing head is abutted against the inner cavity wall of the needle cylinder, and a sliding block is fixedly arranged on the outer wall of the needle cylinder and is positioned in the inner cavity of the rectangular sliding groove and is in sliding connection with the sliding block.
Preferably, the junction at extrusion pole and screw thread post both ends all is equipped with waterproof packing ring and two sets of waterproof packing rings are all fixed cup joint on the extrusion pole, two sets of waterproof packing rings's outer wall all is inconsistent with the inner chamber wall of screw thread post.
Preferably, the annular outer wall of the pressing block is uniformly provided with a plurality of groups of friction convex strips at equal intervals, and the end surface of the pressing block, which is far away from the extrusion rod, is fixed with an elastic buffer pad through an adhesive.
Preferably, the elastic reset piece comprises two groups of sliding rings and a group of reset springs, two ends of each reset spring are fixedly connected with one group of sliding rings, the two groups of sliding rings are located in the cylindrical cavity, the left end of each sliding ring is in contact with the inner cavity wall of the cylindrical cavity, and the right end of each sliding ring is in contact with the end face of the sliding block.
Preferably, an inner thread section is arranged on the inner cavity wall of the needle cylinder and is in threaded connection with an outer thread arranged on the outer wall of the threaded column, and an elastic fastening washer is fixed on the inner wall of the inner thread section of the needle cylinder through an adhesive.
Compared with the prior art, the invention has the following beneficial effects:
1. the device is provided with the elastic reset piece, the threaded column and the extrusion piece, and the volume of the liquid containing cavity can be changed by rotating the extrusion piece, so that the suction amount of tissue liquid is changed, the extrusion rod can drive the elastic sealing head to move in the needle cylinder through the elastic action of the reset spring of the elastic reset piece, and therefore the medicament is sucked into the needle cylinder.
2. The triangular reinforcing block is arranged on the finger supporting block, so that the structural strength of the finger supporting block can be enhanced, and damage caused by overlarge pressure can be prevented.
3. The finger support block is provided with a finger accommodating groove, and a friction raised line is arranged in the finger accommodating groove, so that an operator can hold the needle cylinder stably.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of a clinical laboratory push-type sampler for medical use according to the present invention;
FIG. 2 is a schematic view of a threaded post and extrusion connection of a clinical laboratory push sampler of the present invention;
FIG. 3 is a schematic view showing a screw column disassembling structure of a clinical laboratory push type sampler according to the present invention;
FIG. 4 is a schematic view of an elastic restoring member of a clinical laboratory push-type sampler according to the present invention;
FIG. 5 is a schematic view showing a cross-sectional elevation of a syringe of a push-type sampler for clinical laboratory according to the present invention;
fig. 6 is a schematic diagram of a left-view structure of a finger support block of a clinical laboratory push-type sampler according to the present invention.
In the figure: 1. a needle cylinder; 2. a needle; 3. a finger support block; 4. triangular reinforcing blocks; 5. an extrusion; 51. an extrusion rod; 52. pressing the blocks; 53. an elastic sealing head; 54. a slide block; 6. a threaded column; 7. a cylindrical cavity; 8. an elastic reset piece; 81. a slip ring; 82. a return spring; 9. rectangular sliding grooves; 10. an elastic fastening washer; 11. a finger accommodating groove; 12. friction raised strips; 13. a mounting block; 14. a telescopic rod; 15. the spring is pressed.
Description of the embodiments
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-6, a clinical laboratory push type sampler for medical treatment, including cylinder 1, be equipped with the scale on the cylinder 1, the output of cylinder 1 is connected with syringe needle 2, rotate on the outer wall of cylinder 1 and be connected with installation piece 13, and fixedly connected with telescopic link 14 on the installation piece 13, the peripheral cover of telescopic link 14 is equipped with extrusion spring 15, install screw thread post 6 and screw thread post 6 by extrusion 5 penetration on the inner chamber wall of cylinder 1, form the appearance liquid chamber between the right-hand member of extrusion 5 and the inner chamber wall of cylinder 1, the inner chamber of screw thread post 6 is equipped with and holds the chamber, hold the chamber and include cylinder die cavity 7 and rectangle spout 9, install elastic reset piece 8 in the cylinder die cavity 7, elastic reset piece 8 cup joints on extrusion 5, extrusion 5 part slip sets up the inner chamber in holding the chamber, be the symmetry on the outer wall of cylinder 1 and be fixed with two sets of finger supporting pieces 3 and two sets of finger supporting pieces 4, the both ends of triangle supporting piece 4 respectively with finger supporting piece 3 and the outer wall fixed connection of cylinder 1, be provided with holding the recess 11 on two sets of supporting pieces 3 and hold recess 11 and hold the adaptation finger friction groove 12 of recess with its finger.
The extrusion 5 includes extrusion rod 51, extrusion rod 51 is located the side outer end of cylinder 1 and touches and be fixed with pressing block 52, extrusion rod 51 is located the end department of cylinder 1 inner chamber and installs elasticity sealing head 53 and the outer wall of elasticity sealing head 53 is inconsistent with the inner chamber wall of cylinder 1, be fixed with slider 54 on the outer wall of cylinder 1 and slider 54 is located the inner chamber of rectangle spout 9 and sliding connection with it, it is when using, can insert syringe needle 2 in the tissue fluid and make elasticity sealing head 53 move in cylinder 1 through pressing extrusion rod 51, return spring 15 will be compressed at this moment, can loosen the finger of pressing rod 51, can make extrusion rod 51 automatic recovery normal position through the elasticity effect of extrusion spring 15, the tissue fluid will be absorbed the inside of cylinder 1 respectively this moment, accomplish the extraction of tissue fluid, it is automatic to reset, convenient operation is simple.
The junction at extrusion pole 51 and screw thread post 6 both ends all is equipped with waterproof packing ring and two sets of waterproof packing rings are all fixed cup joint on extrusion pole 51, and the outer wall of two sets of waterproof packing rings all is inconsistent with the inner chamber wall of screw thread post 6, and the setting of its waterproof packing ring can prevent that liquid from getting into the holding intracavity of screw thread post 6 from causing the influence to the elasticity of elastic restoring element 8.
The annular outer wall of the pressing block 52 is provided with a plurality of groups of friction convex strips at equal intervals, the action of friction force between the pressing block 52 and hands can be increased, the pressing block 52 can be conveniently rotated, an elastic buffer pad is fixed on the end face of the pressing block 52 far away from the pressing rod 51 through an adhesive, the pressure action between the thumb and the pressing block 52 can be buffered, and the pressing comfort level is improved.
The elastic reset piece 8 comprises two groups of sliding rings 81 and one group of reset springs 82, two ends of each reset spring 82 are fixedly connected with one group of sliding rings 81, the two groups of sliding rings 81 are located in the cylindrical cavity 7, the left end of the left sliding ring 81 is abutted against the inner cavity wall of the cylindrical cavity 7, the right end of the right sliding ring 81 is abutted against the end face of the sliding block 54, the elastic sealing head 53 can be made to move under the elastic action of the reset springs 82, and therefore tissue fluid is automatically sucked into the needle cylinder 1.
An inner thread section is arranged on the inner cavity wall of the needle cylinder 1 and is in threaded connection with an outer thread arranged on the outer wall of the threaded column 6, an elastic fastening gasket 10 is fixed on the inner wall of the inner thread section of the needle cylinder 1 through an adhesive, and the elastic fastening gasket 10 has a certain fixing effect on the threaded column 6 and can prevent the threaded column 6 from autorotating.
It should be noted that, the invention is a clinical laboratory's push type sampler for medical treatment, the finger holding groove 11 that is equipped with on the finger support block 3 can prevent the finger from sliding laterally, its friction raised strip that sets up can prevent the finger from sliding longitudinally effectively, facilitate the steady grip of the operating personnel to the cylinder, while the regulating operation of tissue fluid suction quantity, one hand holds the cylinder 1 and keeps it motionless, the other hand holds the outer wall of the pressing block 52 and rotates the pressing block 52 with the finger, drive the squeeze rod 51 to rotate through the pressing block 52, and the squeeze rod 51 drives the threaded column 6 to rotate in the inner cavity of the cylinder 1 through the slide block 54 that is equipped with thereon, can make the squeeze rod 51 drive the elastic seal head 53 to do the lateral rectilinear motion, can change the volume of the solution cavity with reference to the scale that is equipped with on the cylinder 1, thus regulate the tissue fluid suction quantity; during the operation of absorbing tissue liquid, the index finger and the middle finger are respectively contacted with one ends of the two groups of finger support blocks 3 provided with anti-slip convex strips, the thumb of the hand is contacted with the outer ends of the pressing blocks 52 and presses the pressing blocks 52, so that the hand stops pressing when the elastic sealing head 53 is in contact with the inner cavity wall of the needle cylinder 1, the needle head 2 is placed in the tissue liquid, the thumb is slowly loosened, and the extruding rod 51 can drive the elastic sealing head 53 to move backwards under the elastic action of the reset spring 82, so that the tissue liquid is quantitatively absorbed into the solution cavity.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a clinical laboratory's push type sampler for medical treatment, includes cylinder (1), be equipped with the scale on cylinder (1), the output of cylinder (1) is connected with syringe needle (2), its characterized in that: the utility model discloses a syringe, including cylinder (1) and cylinder (1), the outer wall of cylinder (1) is gone up to rotate and is connected with installation piece (13), just fixedly connected with telescopic link (14) on installation piece (13), the peripheral cover of telescopic link (14) is equipped with extrusion spring (15), install screw thread post (6) and screw thread post (6) are run through by extrusion piece (5) on the inner chamber wall of cylinder (1), form and hold the liquid chamber between the right-hand member of extrusion piece (5) and the inner chamber wall of cylinder (1), the inner chamber of screw thread post (6) is equipped with and holds the chamber, hold the chamber and include cylinder die cavity (7) and rectangle spout (9), install elastic return piece (8) in cylinder die cavity (7), elastic return piece (8) cup joint on extrusion piece (5), extrusion piece (5) part slip sets up the inner chamber in holding the chamber in the chamber, be the symmetry on the outer wall of cylinder (1) and be fixed with two sets of finger supporting pieces (3) and two sets of finger supporting pieces (3) right-hand member all install triangle reinforcing piece (4), triangle reinforcing piece (4) and both ends of finger supporting piece (3) are connected with cylinder (1) respectively, two groups of finger support blocks (3) are provided with finger accommodating grooves (11), and the inner cavities of the finger accommodating grooves (11) are provided with friction raised strips (12) matched with groove surfaces of the finger accommodating grooves.
2. The clinical laboratory push sampler of claim 1 wherein: the extrusion piece (5) comprises an extrusion rod (51), the end head of the side outer end of the extrusion rod (51) positioned on the needle cylinder (1) is fixedly provided with a pressing block (52), the end head of the extrusion rod (51) positioned on the inner cavity of the needle cylinder (1) is provided with an elastic sealing head (53) and the outer wall of the elastic sealing head (53) is abutted against the inner cavity wall of the needle cylinder (1), and the outer wall of the needle cylinder (1) is fixedly provided with a sliding block (54) and the sliding block (54) is positioned in the inner cavity of the rectangular sliding groove (9) and is in sliding connection with the sliding block.
3. The clinical laboratory push sampler of claim 1 wherein: the junction at extrusion pole (51) and screw thread post (6) both ends all is equipped with waterproof packing ring and two sets of waterproof packing rings are all fixed cup joint on extrusion pole (51), two sets of the outer wall of waterproof packing ring all is inconsistent with the inner chamber wall of screw thread post (6).
4. A clinical laboratory push sampler according to claim 2 and wherein: a plurality of groups of friction convex strips are uniformly and equidistantly arranged on the annular outer wall of the pressing block (52), and an elastic buffer cushion is fixed on the end face, far away from the pressing rod (51), of the pressing block (52) through an adhesive.
5. The clinical laboratory push sampler of claim 1 wherein: the elastic reset piece (8) comprises two groups of sliding rings (81) and a group of reset springs (82), two ends of each reset spring (82) are fixedly connected with one group of sliding rings (81), the two groups of sliding rings (81) are located in the cylindrical cavity (7), the left end of each sliding ring (81) is in contact with the inner cavity wall of the cylindrical cavity (7), and the right end of each sliding ring (81) is in contact with the end face of the sliding block (54).
6. The clinical laboratory push sampler of claim 1 wherein: an inner thread section is arranged on the inner cavity wall of the needle cylinder (1) and is in threaded connection with an outer thread arranged on the outer wall of the threaded column (6), and an elastic fastening gasket (10) is fixed on the inner wall of the inner thread section of the needle cylinder (1) through an adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310503792.3A CN116519385A (en) | 2023-05-06 | 2023-05-06 | Clinical laboratory's push type sampler is used in medical treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310503792.3A CN116519385A (en) | 2023-05-06 | 2023-05-06 | Clinical laboratory's push type sampler is used in medical treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116519385A true CN116519385A (en) | 2023-08-01 |
Family
ID=87393735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310503792.3A Withdrawn CN116519385A (en) | 2023-05-06 | 2023-05-06 | Clinical laboratory's push type sampler is used in medical treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116519385A (en) |
-
2023
- 2023-05-06 CN CN202310503792.3A patent/CN116519385A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230801 |
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| WW01 | Invention patent application withdrawn after publication |