CN216962518U - Hematology department bone marrow biopsy puncture sampling device - Google Patents
Hematology department bone marrow biopsy puncture sampling device Download PDFInfo
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- CN216962518U CN216962518U CN202220093249.1U CN202220093249U CN216962518U CN 216962518 U CN216962518 U CN 216962518U CN 202220093249 U CN202220093249 U CN 202220093249U CN 216962518 U CN216962518 U CN 216962518U
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- needle
- puncture
- seat
- needle sleeve
- sleeve seat
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- 238000001574 biopsy Methods 0.000 title claims abstract description 18
- 210000001185 bone marrow Anatomy 0.000 title claims abstract description 18
- 238000005070 sampling Methods 0.000 title claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000010030 laminating Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 206010025323 Lymphomas Diseases 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000012631 diagnostic technique Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
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Abstract
The utility model discloses a bone marrow biopsy puncture sampling device for hematology department, which comprises a needle sleeve body fixedly arranged in the middle of the bottom surface of a needle sleeve seat, wherein two sides of the bottom of the needle sleeve seat are symmetrically provided with a bracelet, the top of the needle sleeve seat is provided with a puncture seat, the middle of the bottom surface of the puncture seat is provided with a puncture needle, the puncture needle is connected with the needle sleeve seat and the inside of the needle sleeve body in a penetrating way, and a sealing sleeve is arranged between the puncture needle and the needle sleeve seat; further comprising: a movable toothed plate penetrates through the outer side surface of the needle sleeve seat, and the end part of the movable toothed plate is connected in the sliding groove; the middle part of the inner side of the needle sleeve seat is symmetrically connected with a toothed roller through an embedded shaft, and a pull rope is wound on the toothed roller; the two sides of the top of the needle sleeve seat are symmetrically provided with inserting ports; the outside cover of needle cover body is equipped with the sliding sleeve. This hematology department's marrow biopsy puncture sampling device can carry out convenient separation to puncture needle and puncture needle cover, can adjust control to the puncture depth simultaneously.
Description
Technical Field
The utility model relates to the technical field of bone marrow puncture sampling, in particular to a bone marrow biopsy puncture sampling device for hematology department.
Background
In the hematology department, marrow puncture is a common diagnostic technique for collecting marrow fluid, the marrow is one of common sites infiltrated by malignant lymphoma, and when a condition of a patient is evaluated, the patient is generally recommended to carry out bone puncture and marrow biopsy; when the treatment is finished or the treatment plan needs to be evaluated whether to adjust or change during the treatment process, part of patients are also recommended to carry out bone perforation and bone marrow biopsy, however, the prior blood department bone marrow biopsy puncture sampling device has the following problems:
present hematology branch of academic or vocational study marrow biopsy puncture sampling device, common pjncture needle and puncture needle cover are through threaded connection when carrying out the puncture operation, will half earlier loosen the grab handle when taking out the pjncture needle from puncture needle cover, another hand removes the operation and loosens threaded connection department, with pjncture needle and puncture needle cover separately, it shakes very easily to cause puncture sample location to appear changing during the two-hand operation, and then cause pain to the patient, when getting the puncture sample to the people of difference simultaneously, need control the degree of depth of different punctures and samples, and the current regulation and control who carries out the degree of depth of being not convenient for.
Therefore, we propose a biopsy needle sampling device for bone marrow in hematology to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hematology department bone marrow biopsy puncture sampling device, which solves the problems that the prior hematology department bone marrow biopsy puncture sampling device in the prior market is inconvenient to conveniently separate a puncture needle from a puncture needle sleeve and adjust and control the puncture depth.
In order to achieve the purpose, the utility model provides the following technical scheme: a puncture sampling device for biopsy of bone marrow in hematology department comprises a needle sleeve seat, wherein a needle sleeve body is fixedly arranged in the middle of the bottom surface of the needle sleeve seat, bracelets are symmetrically arranged on two sides of the bottom of the needle sleeve seat, a puncture seat is arranged at the top of the needle sleeve seat, a puncture needle is arranged in the middle of the bottom surface of the puncture seat, the puncture needle is connected with the needle sleeve seat and the inside of the needle sleeve body in a penetrating manner, and a sealing sleeve is arranged between the puncture needle and the needle sleeve seat;
further comprising:
the outer side surface of the needle sleeve seat is connected with a movable toothed plate in a penetrating manner, the end part of the movable toothed plate is connected into a sliding groove, and the sliding groove is formed in the outer side surface of the needle sleeve seat;
the middle part of the inner side of the needle sleeve seat is symmetrically connected with a gear roller through an embedded shaft, a pull rope is wound on the gear roller, and the end part of the pull rope is connected with the positioning block;
the two sides of the top of the needle sleeve seat are symmetrically provided with inserting ports for butting with the clamping rods, and the clamping rods are symmetrically fixed on the two sides of the bottom of the puncture seat;
the outside cover of needle cover body is equipped with the sliding sleeve for adjust the depth of penetration.
Preferably, the clamping rod at the bottom of the puncture seat is of a hook-shaped structure, the clamping rod corresponds to the sockets in number and position, the movable plate is mounted at the bottom of the socket, the first spring is mounted between the movable plate and the socket, and meanwhile, the movable plate and the socket are attached and slide, so that after the clamping rod is in butt joint with the socket, the movable plate in the socket is extruded, and the movable plate is compressed by the first spring to move downwards.
Preferably, the movable toothed plate sets up to "T" font structure, and installs the second spring between movable toothed plate's tip and the spout, and movable toothed plate passes through to constitute the elasticity revolution mechanic between second spring and the spout, and movable toothed plate horizontal position's top is connected with the fluted roller in addition, and the fluted roller passes through movable toothed plate simultaneously and constitutes reciprocal revolution mechanic, makes after pressing movable toothed plate, movable toothed plate will remove in the spout, and then compresses the second spring, and drives the fluted roller at top simultaneously and rotate.
Preferably, the fluted roller drives the locating piece through the stay cord after rotating and slides in the shifting chute, and the shifting chute is seted up on the inner wall of socket, and the tip of locating piece and the bottom staggered connection of kelly, the locating piece passes through stay cord and third spring and kelly constitutes elasticity block structure simultaneously, make when the fluted roller is driven and rotates, the fluted roller will tighten up or loosen the stay cord, and then drive the locating piece and slide in the shifting chute, thereby compress the third spring, then make locating piece and kelly separate.
Preferably, the outside middle part of sliding sleeve runs through threaded connection and has the anchorage bar, and the tip of anchorage bar is connected with the arc through universal ball connecting piece to the arc is fixed with the laminating of needle cover body outside, makes behind the anchorage bar of the rotation sliding sleeve outside, and the anchorage bar will drive the arc through universal ball connecting piece and remove, thereby carries out the butt with the outside of needle cover body.
Preferably, the sliding sleeve passes through anchorage bar, universal ball connecting piece and arc and constitutes locking mechanism, and the anchorage bar drives the arc through universal ball connecting piece and carries out rectilinear movement for the sliding sleeve can be through the removal and the locking after the removal, adjusts fixedly the degree of depth of puncture.
Compared with the prior art, the utility model has the beneficial effects that:
1. the biopsy puncture sampling device for the marrow in the hematology department presses the movable toothed plate after the needle sleeve body is punctured into the marrow, the movable toothed plate can move in the sliding groove, thereby compressing the first spring, and the movable toothed plate can be meshed with the toothed roller when moving, and further drive the toothed roller to rotate, the pull rope can be tightened after the toothed roller rotates, the positioning block at the end part can be driven to slide in the moving groove after the pull rope is tightened, further compressing the third spring, at the moment, the positioning block can be separated from the end part of the clamping rod and dislocated, then the compressed movable plate can push the clamping rod to pop up under the action of the elastic force of the first spring, the puncture seat is driven to move upwards, and the puncture needle can be drawn out of the needle sleeve body, so that the needle sleeve body and the puncture needle can be conveniently and quickly separated, the sampling efficiency is improved, and the pain of a patient is reduced;
2. this hematology department's marrow biopsy puncture sampling device, when carrying out marrow puncture sample to the people of difference, need adjust the degree of depth of puncture needle, at this moment, rotate the anchorage bar in the sliding sleeve outside, anchorage bar and sliding sleeve threaded connection, the universal ball connecting piece that will pass through the tip installation after the anchorage bar rotates drives the arc and moves, then remove the sliding sleeve to behind this external suitable position of needle cover, the antiport anchorage bar, the arc will carry out relative movement, thereby the position after the end is adjusted is fixed.
Drawings
FIG. 1 is a schematic view of an overall front cross-sectional structure of the present invention;
FIG. 2 is a schematic perspective view of the puncturing seat and the locking rod of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 1 at C according to the present invention.
In the figure: 1. a needle sleeve seat; 2. a needle guard body; 3. a bracelet; 4. a puncture seat; 5. puncturing needle; 6. sealing sleeves; 7. a clamping rod; 8. a socket; 9. a movable plate; 10. a first spring; 11. a movable toothed plate; 12. a chute; 13. a second spring; 14. a toothed roller; 15. pulling a rope; 16. positioning blocks; 17. a moving groove; 18. a third spring; 19. a sliding sleeve; 20. a fastening rod; 21. a universal ball connection; 22. an arc-shaped plate.
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. 1-5, the present invention provides a technical solution: a puncture sampling device for bone marrow biopsy in hematology department comprises a needle sleeve seat 1, wherein a needle sleeve body 2 is fixedly arranged in the middle of the bottom surface of the needle sleeve seat 1, bracelets 3 are symmetrically arranged on two sides of the bottom of the needle sleeve seat 1, a puncture seat 4 is arranged at the top of the needle sleeve seat 1, a puncture needle 5 is arranged in the middle of the bottom surface of the puncture seat 4, the puncture needle 5 is connected with the inside of the needle sleeve seat 1 and the interior of the needle sleeve body 2 in a penetrating manner, and a sealing sleeve 6 is arranged between the puncture needle 5 and the needle sleeve seat 1;
further comprising: the outside cover of needle cover body 2 is equipped with sliding sleeve 19 for adjusting the puncture depth, the outside middle part of sliding sleeve 19 runs through the screw thread and is connected with fastening rod 20, and the tip of fastening rod 20 is connected with arc 22 through universal ball connecting piece 21, and arc 22 and the needle cover body 2 outside laminating are fixed, sliding sleeve 19 passes through fastening rod 20, universal ball connecting piece 21 and arc 22 constitute locking mechanism, and fastening rod 20 drives arc 22 through universal ball connecting piece 21 and carries out the rectilinear movement, as shown in figures 1 and 5, at first, adjust the puncture depth according to the actual condition of the patient, at this moment, rotate fastening rod 20 outside sliding sleeve 19, after fastening rod 20 rotates will drive arc 22 through the universal ball connecting piece 21 of tip installation and carry out the outward movement, then can move sliding sleeve 19 outside needle cover body 2, after moving to the suitable position, the fastening rod 20 rotates reversely, the fastening rod 20 drives the arc plate 22 to move relatively through the universal ball connecting piece 21 again, and the arc plate 22 abuts against the outer side of the needle sleeve body 2 after moving relatively, so that the adjusted position is locked, and the adjustment and control of the puncture depth are realized;
the outer side surface of the needle sleeve seat 1 is connected with a movable toothed plate 11 in a penetrating manner, the end part of the movable toothed plate 11 is connected in a sliding groove 12, the sliding groove 12 is formed in the outer side surface of the needle sleeve seat 1, the movable toothed plate 11 is of a T-shaped structure, a second spring 13 is arranged between the end part of the movable toothed plate 11 and the sliding groove 12, the movable toothed plate 11 forms an elastic movable structure with the sliding groove 12 through the second spring 13, a toothed roller 14 is connected above the horizontal position of the movable toothed plate 11, the toothed roller 14 forms a reciprocating rotation structure through the movable toothed plate 11, as shown in figures 1 and 4, when in puncture, fingers are buckled on a bracelet 3 to facilitate assistance, then the needle sleeve body 2 and the puncture needle 5 are inserted into bone marrow of a patient together, then, the movable toothed plate 11 outside the needle sleeve seat 1 is pressed, and the movable toothed plate 11 moves in the sliding groove 12 after being stressed, the second spring 13 is further compressed, and when the movable toothed plate 11 moves, the movable toothed plate 11 is meshed with the toothed roller 14, so that the toothed roller 14 is driven to rotate;
the middle part of the inner side of the needle sleeve seat 1 is symmetrically connected with a gear roller 14 through an embedded shaft, a pull rope 15 is wound on the gear roller 14, the end part of the pull rope 15 is connected with a positioning block 16, the gear roller 14 drives the positioning block 16 to slide in a moving groove 17 through the pull rope 15 after rotating, the moving groove 17 is arranged on the inner wall of a socket 8, the end part of the positioning block 16 is connected with the bottom of a clamping rod 7 in a staggered manner, meanwhile, the positioning block 16 and the clamping rod 7 form an elastic clamping structure through the pull rope 15 and a third spring 18, as shown in fig. 1 and fig. 3-4, when the gear roller 14 rotates, the pull rope 15 is tightened by the gear roller 14, the positioning block 16 at the top is driven to be recovered in the moving groove 17 after the pull rope 15 is tightened, so as to compress the third spring 18, the end part of the positioning block 16 is separated from the clamping rod 7, the clamping rod 7 loses the force for limiting and fixing, and then the movable plate 9 in the socket 8 is reset under the elastic action of the first spring 10, the clamping rod 7 is popped out from the inserting hole 8, so that the puncture seat 4 is separated from the needle sleeve seat 1, the puncture needle 5 is driven to be drawn out of the needle sleeve body 2, and then the bone marrow liquid is conveniently led out, so that the puncture needle 5 can be separated from the needle sleeve body 2 without too large movement of the two hands of a doctor during operation, and the operation is convenient and quick;
the two sides of the top of the needle sleeve seat 1 are symmetrically provided with inserting ports 8 for butt joint with the clamping rods 7, the clamping rods 7 are symmetrically fixed on two sides of the bottom of the puncture seat 4, the clamping rods 7 at the bottom of the puncture seat 4 are arranged to be of a hook-shaped structure, the quantity and the positions of the clamping rods 7 and the inserting ports 8 correspond to each other, the bottom of the inserting ports 8 is provided with a movable plate 9, a first spring 10 is arranged between the movable plate 9 and the inserting ports 8, meanwhile, the movable plate 9 and the inserting ports 8 are attached and slide, as shown in figures 1-3, when the needle sleeve seat 4 and the puncture needle 5 are inserted into the needle sleeve seat 1 and the needle sleeve body 2 when the needle sleeve is installed again, the sealing sleeve 6 can seal the connection between the puncture needle 5 and the needle sleeve seat 1, at the moment, the clamping rods 7 are in butt joint with the inserting ports 8, the clamping rods 7 can extrude the movable plate 9, further the first spring 10 is compressed, the clamping rods 7 can contact and extrude with the positioning blocks 16, the positioning block 16 elastically slides under the action of the third spring 18 and then is in staggered engagement with the bottom of the catch rod 7, so that the puncture needle 5 is connected with the needle hub body 2.
The working principle is as follows: when the hematology bone marrow biopsy puncture sampling device is used, as shown in fig. 1-5, firstly, the puncture depth is adjusted according to the actual condition of a patient, the fastening rod 20 is rotated, the fastening rod 20 drives the arc-shaped plate 22 to move through the universal ball connecting piece 21, then the position of the sliding sleeve 19 is adjusted, then the fastening rod 20 is rotated to drive the arc-shaped plate 22 to abut against the outer side of the needle sleeve body 2, so that the adjusted position is locked, during puncture, the needle sleeve body 2 and the puncture needle 5 are inserted into bone marrow of the patient together, the movable toothed plate 11 is pressed, the second spring 13 is further compressed to move in the sliding groove 12, so as to drive the toothed roller 14 to rotate, the pull rope 15 is tightened after the toothed roller 14 rotates, the pull rope 15 drives the positioning block 16 to compress the third spring 18 in the moving groove 17 to slide, the positioning block 16 is separated from the clamping rod 7, the movable plate 9 is reset under the elastic force of the first spring 10, and then pop out card pole 7 from socket 8, and then make puncture seat 4 separate with needle cover seat 1, will drive pjncture needle 5 and take out from needle cover body 2 thereupon, and then be convenient for the derivation of bone marrow liquid, the simple operation, when installing once more, insert puncture seat 4 and pjncture needle 5 the inside of needle cover seat 1 and needle cover body 2, card pole 7 will dock with socket 8, fly leaf 9 receives the pressure and compresses first spring 10, card pole 7 and locating piece 16 dislocation block, thereby be connected pjncture needle 5 and needle cover body 2, thereby accomplish a series of work.
Those not described in detail in this specification are well within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof.
Claims (6)
1. A puncture sampling device for biopsy of bone marrow in hematology department comprises a needle sleeve seat, wherein a needle sleeve body is fixedly arranged in the middle of the bottom surface of the needle sleeve seat, bracelets are symmetrically arranged on two sides of the bottom of the needle sleeve seat, a puncture seat is arranged at the top of the needle sleeve seat, a puncture needle is arranged in the middle of the bottom surface of the puncture seat, the puncture needle is connected with the needle sleeve seat and the inside of the needle sleeve body in a penetrating manner, and a sealing sleeve is arranged between the puncture needle and the needle sleeve seat;
the method is characterized in that: further comprising:
the outer side surface of the needle sleeve seat is connected with a movable toothed plate in a penetrating manner, the end part of the movable toothed plate is connected into a sliding groove, and the sliding groove is formed in the outer side surface of the needle sleeve seat;
the middle part of the inner side of the needle sleeve seat is symmetrically connected with a gear roller through an embedded shaft, a pull rope is wound on the gear roller, and the end part of the pull rope is connected with the positioning block;
the two sides of the top of the needle sleeve seat are symmetrically provided with inserting ports for butting with the clamping rods, and the clamping rods are symmetrically fixed on the two sides of the bottom of the puncture seat;
the outside cover of needle cover body is equipped with the sliding sleeve for adjust the depth of penetration.
2. The apparatus of claim 1, wherein: the bayonet socket is characterized in that a clamping rod at the bottom of the puncture seat is of a hook-shaped structure, the clamping rod corresponds to the sockets in number and position, a movable plate is mounted at the bottom of each socket, a first spring is mounted between each movable plate and each socket, and the movable plates and the sockets are attached to each other and slide.
3. The apparatus of claim 1, wherein: the utility model discloses a reciprocating swing door, including the movable toothed plate, the movable toothed plate sets up to "T" font structure, and installs the second spring between the tip of movable toothed plate and the spout to the movable toothed plate passes through to constitute elastic movable structure between second spring and the spout, and the top in movable toothed plate horizontal position is connected with the fluted roller moreover, and the fluted roller passes through movable toothed plate simultaneously and constitutes reciprocal revolution mechanic.
4. The apparatus of claim 1, wherein: the positioning block is driven to slide in the moving groove through the pull rope after the gear roller rotates, the moving groove is formed in the inner wall of the socket, the end portion of the positioning block is connected with the bottom of the clamping rod in a staggered mode, and meanwhile the positioning block and the clamping rod form an elastic clamping structure through the pull rope and a third spring.
5. The apparatus of claim 1, wherein: the outside middle part of sliding sleeve runs through threaded connection and has the anchorage bar, and the tip of anchorage bar is connected with the arc through universal ball connecting piece to the arc is fixed with the laminating of needle cover body outside.
6. The apparatus according to claim 5, wherein: the sliding sleeve passes through the fastening rod; the universal ball connecting piece and the arc-shaped plate form a locking mechanism, and the fastening rod drives the arc-shaped plate to move linearly through the universal ball connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220093249.1U CN216962518U (en) | 2022-01-14 | 2022-01-14 | Hematology department bone marrow biopsy puncture sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220093249.1U CN216962518U (en) | 2022-01-14 | 2022-01-14 | Hematology department bone marrow biopsy puncture sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216962518U true CN216962518U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220093249.1U Expired - Fee Related CN216962518U (en) | 2022-01-14 | 2022-01-14 | Hematology department bone marrow biopsy puncture sampling device |
Country Status (1)
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| CN (1) | CN216962518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116784892A (en) * | 2023-05-22 | 2023-09-22 | 南昌大学第一附属医院 | Automatic synovial biopsy sampling combined device and application method thereof |
-
2022
- 2022-01-14 CN CN202220093249.1U patent/CN216962518U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116784892A (en) * | 2023-05-22 | 2023-09-22 | 南昌大学第一附属医院 | Automatic synovial biopsy sampling combined device and application method thereof |
| CN116784892B (en) * | 2023-05-22 | 2023-11-03 | 南昌大学第一附属医院 | Automatic synovial biopsy sampling combined device and application method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220715 |
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| CF01 | Termination of patent right due to non-payment of annual fee |