CN111870325A - Tumor intervention auxiliary device convenient for adjusting puncture depth of puncture needle - Google Patents
Tumor intervention auxiliary device convenient for adjusting puncture depth of puncture needle Download PDFInfo
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- CN111870325A CN111870325A CN202010774965.1A CN202010774965A CN111870325A CN 111870325 A CN111870325 A CN 111870325A CN 202010774965 A CN202010774965 A CN 202010774965A CN 111870325 A CN111870325 A CN 111870325A
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- puncture
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
- A61B2017/3409—Needle locating or guiding means using mechanical guide means including needle or instrument drives
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- Life Sciences & Earth Sciences (AREA)
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- Engineering & Computer Science (AREA)
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- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses an auxiliary device for tumor intervention, which is convenient for adjusting the puncture depth of a puncture needle, and particularly relates to the field of medical instruments. According to the invention, through the arrangement of the movable gear and the adjusting rod, when interventional therapy is carried out, the puncture depth needs to be adjusted according to different requirements, the movable plate can be driven to move towards the bottom end of the fixed frame by the work of the servo motor, and meanwhile, the hydraulic cylinder in the movable plate can drive the adjusting rod to extend, so that the fixed seat can extend towards the outer side, the puncture needle can be pushed to puncture towards the deep part, and the puncture depth of the puncture needle can be adjusted.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an auxiliary device for tumor intervention, which is convenient for adjusting the puncture depth of a puncture needle.
Background
The interventional therapy is a minimally invasive treatment method for treating the local part of a focus under the guidance of an image device by making a micro channel with a diameter of several millimeters on a blood vessel and skin or through an original pipeline of a human body under the condition of exposing the focus without operating, and the puncture depth of a puncture needle needs to be adjusted according to the condition of diseases during interventional therapy.
The prior art has the following defects: when the puncture depth of the puncture needle is adjusted by the aid of the conventional auxiliary device, the puncture depth of the puncture needle can not be well adjusted when the depth of a patient is subjected to interventional therapy, so that the puncture needle can not well reach a focus position, the efficiency of surgical therapy can be influenced, and the effect of interventional therapy can also be influenced.
Disclosure of Invention
In order to overcome the defects of the prior art, the puncture depth of the puncture needle needs to be adjusted according to different requirements during interventional therapy through the arrangement of the movable gear and the adjusting rod, the servo motor can drive the rotating gear to rotate when working, so that the transmission chain rotates, the movable gear can move on the inner side of the transmission chain, the movable plate can move towards the bottom end of the fixed frame, meanwhile, the hydraulic cylinder in the movable plate can drive the adjusting rod to extend, the fixed seat can extend towards the outer side, the movable plate moves downwards, the puncture needle can be pushed to puncture towards the deep part, the puncture depth of the puncture needle can be adjusted, the adjustment of the puncture depth is more convenient, and the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme: an auxiliary device for tumor intervention convenient for adjusting the puncture depth of a puncture needle comprises a fixed base, wherein a fixed frame is arranged on one side of the top end of the fixed base, a movable plate is arranged on the inner side of one end of the fixed frame, a hydraulic cylinder is arranged in one end, away from the fixed frame, of the movable plate, an adjusting rod is arranged at the output end of the hydraulic cylinder, a mounting plate is arranged on one side, away from the movable plate, of the adjusting rod, a connecting rod is arranged at the bottom end of the mounting plate, a fixed seat is arranged at the bottom end of the connecting rod, the puncture needle is inserted into the fixed seat, a puncture line is arranged at the top end of the puncture needle, a fixed gear is rotatably arranged at the top end of the fixed frame, a rotating gear is arranged at the bottom end of the inner part of the fixed, one side that the activity board is close to the mount is provided with solid fixed ring, gu fixed ring's inside is provided with the loose gear, the loose gear and drive chain meshing, the outside of adjusting the pole is provided with the loose ring, the bottom of loose ring is provided with the couple.
Preferably, the two sides in the fixed seat are both provided with movable grooves, the inner wall of each movable groove is provided with a traction rod, one side of each traction rod, which is far away from the inner wall of each movable groove, is provided with a clamping plate, and the clamping plates are movably connected with the puncture needles.
Preferably, the top end of the fixed base is fixedly connected with a fixed frame, the fixed frame is fixedly connected with a servo motor, and the servo motor is in transmission connection with the rotating gear through an output shaft.
Preferably, the number of the fixing frames is two, and the two fixing frames are movably connected with the movable plate.
Preferably, the transmission chain is movably connected with a fixing ring, the fixing ring is fixedly connected with a movable plate, and the movable gear is rotatably connected with the movable plate.
Preferably, the movable plate is fixedly connected with a hydraulic cylinder, and the hydraulic cylinder is fixedly connected with the adjusting rod.
Preferably, a stabilizing groove is formed in the mounting plate, a buffer spring is fixedly mounted on the inner wall of the stabilizing groove, a limiting plate is fixedly mounted on one side, far away from the hydraulic cylinder, of the adjusting rod, and the limiting plate is fixedly connected with the buffer spring.
Preferably, the outer side of the adjusting rod is movably connected with the movable ring, the bottom end of the movable ring is fixedly connected with the hook, and the hook is movably connected with the puncture line.
Preferably, the bottom end of the mounting plate is fixedly connected with the connecting rod, and the bottom end of the connecting rod is fixedly connected with the fixing seat.
Preferably, the inner wall of the movable groove is fixedly connected with a traction rod, and one side of the traction rod, which is far away from the inner wall of the movable groove, is fixedly connected with the clamping plate.
The invention has the technical effects and advantages that:
1. according to the invention, through the arrangement of the movable gear and the adjusting rod, when interventional therapy is carried out, the puncture depth of the puncture needle needs to be adjusted according to different requirements, the servo motor can drive the rotating gear to rotate when working, so that the transmission chain rotates, the movable gear can move on the inner side of the transmission chain, the movable plate can move towards the bottom end of the fixing frame, meanwhile, the hydraulic cylinder in the movable plate can drive the adjusting rod to extend, so that the fixing seat can extend towards the outer side, the movable plate moves downwards, the puncture needle can be pushed to puncture towards the deep, the puncture depth of the puncture needle can be adjusted, and the adjustment of the puncture depth becomes more convenient;
2. according to the invention, through the arrangement of the clamping plate and the traction rod, when the puncture needle is installed, the clamping plate is extruded, so that the traction rod is contracted, the clamping plate is reset under the elastic action of the traction rod, the puncture needle can be clamped and fixed by the clamping plate, the puncture needle can be installed and disassembled better, and meanwhile, the fixing seat can adapt to the installation work of puncture needles with different sizes, so that the fixing seat has better adaptability.
Drawings
Fig. 1 is a longitudinal sectional view of the present invention.
FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention.
Fig. 3 is a left vertical sectional view of the free gear of the present invention.
Fig. 4 is a left side view structural diagram of the present invention.
Fig. 5 is a front view structural diagram of the hook of the present invention.
FIG. 6 is an elevational vertical cross-sectional view of the mounting plate of the present invention.
FIG. 7 is a front vertical sectional view of the fixing base of the present invention.
The reference signs are: 1. a fixed base; 2. a fixed mount; 3. a movable plate; 4. adjusting a rod; 5. mounting a plate; 6. a connecting rod; 7. a fixed seat; 8. puncturing needle; 9. a puncture wire; 10. fixing a gear; 11. a rotating gear; 12. a servo motor; 13. a drive chain; 14. a fixing ring; 15. a movable gear; 16. a hydraulic cylinder; 17. a movable ring; 18. hooking; 19. a stabilizing groove; 20. a buffer spring; 21. a limiting plate; 22. A movable groove; 23. a draw bar; 24. and (4) clamping the 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an auxiliary device for tumor intervention, which is convenient for adjusting the puncture depth of a puncture needle and is shown in figures 1-7, and comprises a fixed base 1, wherein one side of the top end of the fixed base 1 is provided with a fixed frame 2, the inner side of one end of the fixed frame 2 is provided with a movable plate 3, one end of the movable plate 3, which is far away from the fixed frame 2, is internally provided with a hydraulic cylinder 16, the output end of the hydraulic cylinder 16 is provided with an adjusting rod 4, one side of the adjusting rod 4, which is far away from the movable plate 3, is provided with a mounting plate 5, the bottom end of the mounting plate 5 is provided with a connecting rod 6, the bottom end of the connecting rod 6 is provided with a fixed seat 7, the inside of the fixed seat 7 is inserted with the puncture needle 8, the top end of the, one side of the rotating gear 11 is provided with a servo motor 12, a transmission chain 13 is arranged between the rotating gear 11 and the fixed gear 10 and movably connected through the transmission chain 13, one side of the movable plate 3, which is close to the fixed frame 2, is provided with a fixed ring 14, a movable gear 15 is arranged inside the fixed ring 14, the movable gear 15 is meshed with the transmission chain 13, a movable ring 17 is arranged on the outer side of the adjusting rod 4, and a hook 18 is arranged at the bottom end of the movable ring 17.
The top end of the fixed base 1 is fixedly connected with the fixed frame 2, the fixed frame 2 is fixedly connected with the servo motor 12, the servo motor 12 is in transmission connection with the rotating gear 11 through an output shaft, the servo motor 12 rotates, and then the rotating gear 11 can be driven to rotate, so that power can be provided for moving of the movable plate 3.
The utility model discloses a portable electronic device, including drive chain 13 and solid fixed ring 14 swing joint, gu fixed ring 14 and fly leaf 3 fixed connection, loose gear 15 rotates with fly leaf 3 to be connected, and drive chain 13's rotation can drive loose gear 15 and rotate, and then makes fly leaf 3 can remove through loose gear 15's removal.
The movable plate 3 is fixedly connected with a hydraulic cylinder 16, the hydraulic cylinder 16 is fixedly connected with the adjusting rod 4, the hydraulic cylinder 16 can drive the adjusting rod 4 to extend and retract, and the position of the fixing seat 7 can be adjusted.
The utility model discloses a hydraulic cylinder 16, including mounting panel 5, stabilizing groove 19 has been seted up to the inside of mounting panel 5, stabilizing groove 19's inner wall fixed mounting has buffer spring 20, adjusting lever 4 keeps away from one side fixed mounting of pneumatic cylinder 16 has limiting plate 21, limiting plate 21 and buffer spring 20 fixed connection, and buffer spring 20 can cushion and pull adjusting lever 4, and limiting plate 21 can be injectd adjusting lever 4.
The outer side of the adjusting rod 4 is movably connected with a movable ring 17, the bottom end of the movable ring 17 is fixedly connected with a hook 18, the hook 18 is movably connected with the puncture line 9, and the puncture line 9 can be hung through the hook 18.
The bottom and the connecting rod 6 fixed connection of mounting panel 5, the bottom and the fixed seat 7 fixed connection of connecting rod 6, connecting rod 6 can be fixed and pull fixing base 7.
The implementation mode is specifically as follows: the fixed gear 10 is rotated by the rotation of the servo motor 12, so that the fixed ring 14 can move outside the transmission chain 13, the movable gear 15 can move outside the transmission chain 13, the movable plate 3 can move outside the fixed frame 2, the hydraulic cylinder 16 inside the movable plate 3 drives the adjusting rod 4 to extend, the mounting plate 5 can be pushed to move towards the side away from the fixed frame 2, the hook 18 can extend along with the movement of the adjusting rod 4, the hook 18 can carry the puncture wire 9 to extend, the puncture needle 8 inside the fixed seat 7 can move by the movement of the mounting plate 5, and the movable plate 3 can move downwards outside the fixed frame 2, make pjncture needle 8 can remove downwards, and then make pjncture needle 8 can carry out the puncture work towards depths, can adjust the depth of penetration of pjncture needle 8 for 8's puncture work is more convenient, makes the regulation of the depth of penetration more convenient, and this embodiment has specifically solved among the prior art problem that the depth of penetration was adjusted inconveniently
The inner two sides of the fixed seat 7 are both provided with movable grooves 22, the inner wall of each movable groove 22 is provided with a traction rod 23, one side of each traction rod 23, far away from the inner wall of each movable groove 22, is provided with a clamping plate 24, each clamping plate 24 is movably connected with the puncture needle 8, the traction rods 23 can pull the clamping plates 24, the puncture needle 8 can be clamped through the clamping plates 24, and the stability of the puncture needle 8 can be guaranteed.
The inner wall of the movable groove 22 is fixedly connected with the traction rod 23, one side of the traction rod 23, far away from the inner wall of the movable groove 22, is fixedly connected with the clamping plate 24, and the traction rod 23 has elasticity and can drive the clamping plate 24 to automatically reset, so that the stability of the clamping work of the clamping plate 24 can be ensured.
The implementation mode is specifically as follows: through pegging graft pjncture needle 8 inside fixing base 7, and then can produce the extrusion to grip block 24, and then make grip block 24 move towards activity inslot 22, and then make draw bar 23 appear contracting, after pjncture needle 8 was placed, grip block 24 automatic re-setting under the spring action of draw bar 23, and then make grip block 24 can carry out centre gripping and fixed to pjncture needle 8, make pjncture needle 8's installation and dismantlement more convenient, make fixing base 7 can adapt to the installation work of not unidimensional pjncture needle 8 simultaneously, this embodiment has specifically solved the inconvenient problem of pjncture needle 8 installation and dismantlement among the prior art.
The working principle of the invention is as follows:
referring to the attached drawings 1-7 of the specification, the servo motor 12 rotates to rotate the rotating gear 11, the fixed gear 10 rotates under the driving action of the driving chain 13, the fixed ring 14 moves outside the driving chain 13, the movable gear 15 moves outside the driving chain 13, the movable plate 3 moves outside the fixed frame 2, the hydraulic cylinder 16 inside the movable plate 3 drives the adjusting rod 4 to extend, the mounting plate 5 is pushed to move towards the side far away from the fixed frame 2, the hook 18 extends along with the movement of the adjusting rod 4, the hook 18 can extend along with the puncture wire 9, and the puncture needle 8 inside the fixed base 7 can move through the movement of the mounting plate 5, meanwhile, the movable plate 3 moves downwards outside the fixed frame 2, so that the puncture needle 8 can move downwards, the puncture needle 8 can perform puncture work towards the deep part, and the puncture depth of the puncture needle 8 can be adjusted;
referring to the attached drawings 1 and 7 of the specification, the puncture needle 8 is inserted into the fixed seat 7, so that the clamping plate 24 is squeezed, the clamping plate 24 moves towards the inside of the movable groove 22, the traction rod 23 contracts, and after the puncture needle 8 is placed, the clamping plate 24 automatically resets under the elastic force of the traction rod 23, so that the puncture needle 8 can be clamped and fixed by the clamping plate 24.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are related, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a tumour is intervene and is used auxiliary device convenient to adjust pjncture needle depth of penetration, includes unable adjustment base (1), its characterized in that: a fixed frame (2) is arranged on one side of the top end of the fixed base (1), a movable plate (3) is arranged on the inner side of one end of the fixed frame (2), a hydraulic cylinder (16) is arranged inside one end, far away from the fixed frame (2), of the movable plate (3), an adjusting rod (4) is arranged at the output end of the hydraulic cylinder (16), a mounting plate (5) is arranged on one side, far away from the movable plate (3), of the adjusting rod (4), a connecting rod (6) is arranged at the bottom end of the mounting plate (5), a fixed seat (7) is arranged at the bottom end of the connecting rod (6), a puncture needle (8) is inserted into the fixed seat (7), a puncture wire (9) is arranged at the top end of the puncture needle (8), a fixed gear (10) is rotatably mounted at the top end, one side of running gear (11) is provided with servo motor (12), be provided with between running gear (11) and fixed gear (10) drive chain (13) and through drive chain (13) swing joint, one side that fly leaf (3) are close to mount (2) is provided with solid fixed ring (14), the inside of solid fixed ring (14) is provided with loose gear (15), loose gear (15) and drive chain (13) meshing, the outside of adjusting pole (4) is provided with loose ring (17), the bottom of loose ring (17) is provided with couple (18).
2. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: the puncture needle is characterized in that movable grooves (22) are formed in two sides of the interior of the fixed seat (7), a traction rod (23) is arranged on the inner wall of each movable groove (22), a clamping plate (24) is arranged on one side, far away from the inner wall of each movable groove (22), of each traction rod (23), and the clamping plates (24) are movably connected with the puncture needle (8).
3. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: the top end of the fixed base (1) is fixedly connected with the fixed frame (2), the fixed frame (2) is fixedly connected with the servo motor (12), and the servo motor (12) is in transmission connection with the rotating gear (11) through an output shaft.
4. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: the number of the fixing frames (2) is two, and the two fixing frames (2) are movably connected with the movable plate (3).
5. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: drive chain (13) and solid fixed ring (14) swing joint, gu fixed ring (14) and fly leaf (3) fixed connection, loose gear (15) rotate with fly leaf (3) and are connected.
6. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: the movable plate (3) is fixedly connected with a hydraulic cylinder (16), and the hydraulic cylinder (16) is fixedly connected with the adjusting rod (4).
7. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: the utility model discloses a hydraulic cylinder, including mounting panel (5), the inside of mounting panel (5) has been seted up firm groove (19), the inner wall fixed mounting in firm groove (19) has buffer spring (20), adjust pole (4) one side fixed mounting who keeps away from pneumatic cylinder (16) has limiting plate (21), limiting plate (21) and buffer spring (20) fixed connection.
8. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: the outside and the activity ring (17) swing joint of adjusting pole (4), the bottom and couple (18) fixed connection of activity ring (17), couple (18) and puncture line (9) swing joint.
9. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 1, wherein: the bottom and the connecting rod (6) fixed connection of mounting panel (5), the bottom and fixing base (7) fixed connection of connecting rod (6).
10. The auxiliary device for tumor intervention convenient for adjusting the puncture depth of the puncture needle as claimed in claim 2, wherein: the inner wall of the movable groove (22) is fixedly connected with a traction rod (23), and one side, far away from the inner wall of the movable groove (22), of the traction rod (23) is fixedly connected with a clamping plate (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774965.1A CN111870325B (en) | 2020-08-05 | 2020-08-05 | Tumor intervention auxiliary device convenient for adjusting puncture depth of puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010774965.1A CN111870325B (en) | 2020-08-05 | 2020-08-05 | Tumor intervention auxiliary device convenient for adjusting puncture depth of puncture needle |
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| Publication Number | Publication Date |
|---|---|
| CN111870325A true CN111870325A (en) | 2020-11-03 |
| CN111870325B CN111870325B (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010774965.1A Active CN111870325B (en) | 2020-08-05 | 2020-08-05 | Tumor intervention auxiliary device convenient for adjusting puncture depth of puncture needle |
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| Country | Link |
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| CN (1) | CN111870325B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112741656A (en) * | 2021-02-05 | 2021-05-04 | 赵晓 | Tumor puncture extraction device |
| CN114533221A (en) * | 2022-02-24 | 2022-05-27 | 南充市中心医院 | Auxiliary device convenient to adjust pjncture needle depth of puncture |
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| CN107127547A (en) * | 2017-06-26 | 2017-09-05 | 桐乡市唐潮广告有限公司 | A kind of bottom lifting rotational installation mechanism |
| CN209122375U (en) * | 2018-07-23 | 2019-07-19 | 内蒙古科技大学包头医学院第一附属医院 | A kind of Cardiological puncture positioning device |
| CN210990635U (en) * | 2019-11-04 | 2020-07-14 | 李芝婵 | Puncture needle guiding device for nephrology department |
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2020
- 2020-08-05 CN CN202010774965.1A patent/CN111870325B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107127547A (en) * | 2017-06-26 | 2017-09-05 | 桐乡市唐潮广告有限公司 | A kind of bottom lifting rotational installation mechanism |
| CN209122375U (en) * | 2018-07-23 | 2019-07-19 | 内蒙古科技大学包头医学院第一附属医院 | A kind of Cardiological puncture positioning device |
| CN210990635U (en) * | 2019-11-04 | 2020-07-14 | 李芝婵 | Puncture needle guiding device for nephrology department |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112741656A (en) * | 2021-02-05 | 2021-05-04 | 赵晓 | Tumor puncture extraction device |
| CN114533221A (en) * | 2022-02-24 | 2022-05-27 | 南充市中心医院 | Auxiliary device convenient to adjust pjncture needle depth of puncture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111870325B (en) | 2021-12-21 |
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