CN112057142A - Spinal surgery puncture locator - Google Patents
Spinal surgery puncture locator Download PDFInfo
- Publication number
- CN112057142A CN112057142A CN202010899875.5A CN202010899875A CN112057142A CN 112057142 A CN112057142 A CN 112057142A CN 202010899875 A CN202010899875 A CN 202010899875A CN 112057142 A CN112057142 A CN 112057142A
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- fixedly connected
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- 238000001356 surgical procedure Methods 0.000 title claims abstract description 12
- 230000035515 penetration Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 2
- 210000004204 blood vessel Anatomy 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 4
- 210000005036 nerve Anatomy 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
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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
-
- 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
-
- 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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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a spinal surgery puncture locator, and relates to the technical field of medical instruments. This spinal surgery puncture locator, including fixed cover, first rotation groove has been seted up to fixed cover inner chamber one end, the inside first axis of rotation that is equipped with of first rotation groove, first axis of rotation outside both ends all are equipped with first bevel gear, first through-hole has been seted up to fixed cover one end, fixed cover is close to first through-hole one end and is equipped with the motor, first axis of rotation is through first through-hole and motor output fixed connection, the second through-hole has all been seted up at fixed cover top both ends, the inside first threaded rod that is equipped with of second through-hole, first threaded rod bottom is equipped with second bevel gear. This spinal surgery puncture locator has effectually solved the problem that the position of lower needle has little deviation to all can cause the consequence of unable estimation a little, has solved the angle modulation that present locator regulation most can only adjust the pjncture needle through the computer, the problem of the regulation that is difficult accurate to holistic each angle.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a spinal surgery puncture locator.
Background
The spinal puncture locator is used for puncture location of a certain target point of a deep spinal column in a body, and particularly can be used for puncture location of spinal parts such as intervertebral foramen, intervertebral discs, articular processes, vertebral pedicle and the like.
The existing deep spinal surgical area is extremely small, a plurality of important nerves, blood vessels and internal organs surround the deep spinal surgical area, sometimes, the shielding of hard bone tissues needs to be avoided, a doctor can reach an ideal surgical area safely and smoothly only by entering a target point according to preoperative surgical needle, so that serious surgical complications or sequelae are avoided, as the spinal part has a plurality of nerves, blood vessels and bone tissues, once the position of a lower needle has a little deviation, the result which cannot be estimated can be caused, the regulation of a positioner is extremely important, the regulation of the existing positioner depends on computer operation, people cannot observe the regulated distance on the positioner body, and the angle regulation of most puncture needles can be regulated by the existing positioner only through a computer, and the regulation of all angles of the whole body is difficult to be regulated accurately, a spinal surgical penetration locator is therefore proposed to address the above-mentioned problems.
Disclosure of Invention
Technical problem to be solved
In view of the deficiencies of the prior art, the present invention discloses a spinal surgical puncture locator to solve the problems set forth in the background art.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a spinal surgery puncture locator comprises a fixing sleeve, wherein one end of an inner cavity of the fixing sleeve is provided with a first rotating groove, the inner part of the first rotating groove is rotatably connected with a first rotating shaft, two ends of the outer side of the first rotating shaft are fixedly connected with first bevel gears, one end of the fixing sleeve, which is far away from the first rotating groove, is provided with a first through hole, one end of the fixing sleeve, which is close to the first through hole, is fixedly connected with a motor, the first rotating shaft is fixedly connected with the output end of the motor through the first through hole, two ends of the top of the fixing sleeve are respectively provided with a second through hole, a first threaded rod is movably sleeved in the second through hole, the bottom of the first threaded rod is fixedly connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, two ends of the top of the fixing sleeve are fixedly connected with supporting frames, the top, a first scale mark is arranged at the edge of one side of the support frame.
Preferably, a first sliding groove is formed in one side of the support frame, a first sliding block is slidably connected inside the first sliding groove, first threaded holes are formed in two ends of the top of the first sliding block, the first threaded holes are connected with first threaded rods in a threaded mode, and first marking clamping blocks are fixedly connected to two sides of the first sliding block.
Preferably, a third through hole is formed in the axis of one side of the first sliding block, a second threaded rod is movably sleeved in the third through hole, a third rotating groove is formed in one side of the first sliding block, a threaded sleeve is rotatably connected to the inside of the third rotating groove, and the threaded sleeve is in threaded connection with the second threaded rod.
Preferably, the equal fixedly connected with fixed block in first sliding block one side both ends, second scale mark has been seted up to fixed block top one side edge, the third sliding tray has been seted up to fixed block one side, the inside sliding connection of third sliding tray has the second sliding block, second sliding block top fixedly connected with second mark fixture block.
Preferably, a fourth sliding groove is formed in one side of the second sliding block, a connecting block is connected to the inside of the fourth sliding groove in a sliding mode, a third marking clamping block is fixedly connected to the bottom of the connecting block, and a third scale line is formed in the bottom, close to the third marking clamping block, of the second sliding block.
Preferably, connecting block top fixedly connected with sector plate, the sector plate bottom is laminated with the second sliding block mutually, fourth scale mark has all been seted up to sector plate one side edge.
Preferably, a first fixing shaft is fixedly connected to the axis of one side of the sector plate, a fourth marking clamping block is movably sleeved on the outer side of the first fixing shaft, and a puncture needle is fixedly connected to the bottom of the fourth marking clamping block.
The invention discloses a spinal surgery puncture locator, which has the following beneficial effects:
1. this spinal surgery puncture locator is connected and threaded connection between first threaded rod and the fixed cover through the meshing between first bevel gear and the second bevel gear can effectual control the fixed cover reciprocate, thereby the lower needle through the mechanical control pjncture needle, avoid artifical manual lower needle can produce the deviation, the misery that leads to the patient is the operation even fails, the effectual backbone position of having solved has many nerves, blood vessel and osseous tissue, in case the position of lower needle has the problem of the consequence that a bit of deviation can all cause unable estimation a little, thereby the lower needle distance of control pjncture needle through the displacement distance that sets up the fixed cover of first scale mark ability effectual control, thereby avoid manual lower needle doctor can not be fine the control way lead to the error of lower needle.
2. This spinal surgery puncture locator is through setting up the removal around on the threaded connection ability effectual control second sliding block horizontal direction between thread bush and the second threaded rod, remove about on the horizontal direction through sliding connection ability effectual control sector plate between connecting block and the second sliding block, the angle modulation that can effectual control pjncture needle through the rotation connection between fourth mark fixture block and the sector plate, make things convenient for the staff to observe the displacement who adjusts each part through setting up a plurality of scale marks and mark fixture block, the effectual current locator of having solved is adjusted the angle modulation that most of all can only adjust the pjncture needle through the computer, the problem of the regulation of hardly accurate regulation to holistic each angle.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is a schematic diagram of a sector plate structure according to the present invention;
FIG. 4 is a partial schematic structural view of the present invention;
FIG. 5 is an enlarged view of the portion A of FIG. 2 according to the present invention.
In the figure: 1. fixing a sleeve; 2. a first rotating shaft; 3. a first bevel gear; 4. a first threaded rod; 5. a second bevel gear; 6. a support frame; 7. a first scale mark; 8. a first slider; 9. a first marking fixture block; 10. a second threaded rod; 11. a threaded sleeve; 12. a fixed block; 13. a second scale mark; 14. a second slider; 15. connecting blocks; 16. a third marking fixture block; 17. a sector plate; 18. a fourth tick mark; 19. a fourth marking fixture block; 20. a puncture needle.
Detailed Description
The embodiment of the invention discloses a spinal surgery puncture locator, which comprises a fixing sleeve 1, wherein one end of an inner cavity of the fixing sleeve 1 is provided with a first rotating groove, the inner part of the first rotating groove is rotatably connected with a first rotating shaft 2, two ends of the outer side of the first rotating shaft 2 are fixedly connected with first bevel gears 3, one end of the fixing sleeve 1, which is far away from the first rotating groove, is provided with a first through hole, one end of the fixing sleeve 1, which is close to the first through hole, is fixedly connected with a motor, the first rotating shaft 2 is fixedly connected with the output end of the motor through the first through hole, two ends of the top of the fixing sleeve 1 are respectively provided with a second through hole, the inner part of the second through hole is movably sleeved with first threaded rods 4, the turning directions of threads on the surfaces of the two first threaded rods 4 are opposite, the first threaded rods 4 are driven to rotate through meshing connection between the first, can the first sliding block 8 of effectual control reciprocate, 4 bottom fixedly connected with second bevel gear 5 of first threaded rod, second bevel gear 5 is connected with the meshing of first bevel gear 3, the equal fixedly connected with support frame 6 in fixed cover 1 top both ends, the second has been seted up at support frame 6 top and has been rotated the groove, the second rotates groove and 4 threaded connection of first threaded rod, first scale mark 7 has been seted up to 6 one side edges of support frame, first sliding tray has been seted up to 6 one side of support frame, the inside sliding connection of first sliding tray has first sliding block 8, first screw hole has all been seted up at 8 top both ends of first sliding block, first screw hole and 4 threaded connection of first threaded rod, the equal first mark fixture block 9 of fixedly connected with in 8 both sides of first sliding block.
A third through hole is arranged at the axle center of one side of the first sliding block 8, a second threaded rod 10 is movably sleeved in the third through hole, a third rotating groove is arranged at one side of the first sliding block 8, a threaded sleeve 11 is rotatably connected in the third rotating groove, the threaded sleeve 11 is in threaded connection with the second threaded rod 10, both ends of one side of the first sliding block 8 are fixedly connected with fixed blocks 12, a second scale mark 13 is arranged at the edge of one side of the top of each fixed block 12, a third sliding groove is arranged at one side of each fixed block 12, a second sliding block 14 is slidably connected in the third sliding groove, a second marking fixture block is fixedly connected at the top of the second sliding block 14, the forward and backward movement of the second sliding block 14 in the horizontal direction can be effectively controlled through the threaded connection between the threaded sleeve 11 and the second threaded rod 10, and the deviation can be effectively prevented when the second sliding block 14 moves through the sliding connection, so that the position of the lower needle is different, thereby causing the error of the lower needle.
A fourth sliding groove is formed in one side of the second sliding block 14, a connecting block 15 is connected to the inside of the fourth sliding groove in a sliding mode, a third marking clamping block 16 is fixedly connected to the bottom of the connecting block 15, the second sliding block 14 is close to the bottom of one side of the third marking clamping block 16, a third scale mark can be formed in the bottom of the second sliding block 14, the left and right movement of the fan-shaped plate 17 in the horizontal direction can be effectively controlled through the sliding connection between the connecting block 15 and the second sliding block 14, and the movement distance is controlled through the third scale mark.
15 top fixedly connected with sector plate 17 of connecting block, the sector plate 17 bottom is laminated with second sliding block 14 mutually, fourth scale mark 18 has all been seted up to sector plate 17 one side edge, the first fixed axle of sector plate 17 one side axle center department fixedly connected with, first fixed axle outside activity has cup jointed fourth mark fixture block 19, fourth mark fixture block 19 bottom fixedly connected with pjncture needle 20, connect the angle modulation that can effectual control pjncture needle 20 through the rotation between fourth mark fixture block 19 and the sector plate 17, make things convenient for the staff to observe the displacement who adjusts each part through setting up a plurality of scale marks and mark fixture block, the effectual locator that has solved is adjusted most current can only adjust the angle modulation of pjncture needle 20 through the computer, the problem of the regulation of hardly accurate regulation to holistic each angle.
The working principle is as follows: the user at first starts through computer control motor, the motor starts and drives first axis of rotation 2 and rotate, first axis of rotation 2 rotates and drives first bevel gear 3 and rotate, first bevel gear 3 rotates and drives second bevel gear 5 and rotate, second bevel gear 5 rotates and drives first threaded rod 4 and rotate, because the direction of turning to of the screw thread on two first threaded rod 4 surfaces is opposite, thereby drive first sliding block 8 and remove in first sliding tray inside, adjust the position of first sliding block 8 through the position of first mark fixture block 9 on first scale mark 7.
After the height of the first sliding block 8 is adjusted according to the requirement of a user, the user rotates the threaded sleeve 11 through threaded connection between the threaded sleeve 11 and the second threaded rod 10 and sliding connection between the second threaded rod 10 and the third through hole, so that the second threaded rod 10 moves inside the third through hole, the second threaded rod 10 moves to drive the second sliding block 14 to move inside the third sliding groove, the second sliding block 14 can be prevented from offsetting when moving through the movement of the two ends of the second sliding block 14 inside the third sliding groove, the position of a user for inserting a needle generates a difference, and the positioner is readjusted, time is wasted, the position of the second sliding block 14 is adjusted according to the position of the patient needing inserting the needle, and the moving distance of the second sliding block 14 is adjusted according to the second marking clamping block and the second scale mark line 13.
After the moving distance of the second sliding block 14 is adjusted, the user moves the connecting block 15 through the sliding connection between the connecting block 15 and the fourth sliding groove, the connecting block 15 moves to drive the sector plate 17 to move, the horizontal movement of the sector plate 17 is adjusted through the sliding connection between the connecting block 15 and the second sliding block 14, then the position of the puncture needle 20 is adjusted according to the position of the puncture needle required by the patient, and the moving distance of the sector plate 17 is adjusted according to the third marking fixture block 16 and the third scale mark.
After the moving distance of the sector plate 17 is adjusted, a user adjusts the position of the fourth marking fixture block 19 through the rotating connection between the fourth marking fixture block 19 and the sector plate 17, the fourth marking fixture block 19 is rotated through the angle and the position of a needle needing to be inserted by the patient, so that the puncture needle 20 can be correctly aligned to the position of the needle needing to be inserted, after the position is adjusted, the user controls the motor again to control the rotation of the first threaded rod 4, thereby controlling the puncture needle 20 to move downwards so as to insert the needle for the patient, the needle inserting of the puncture needle 20 is controlled mechanically, the phenomenon that the needle is inserted manually and can be deviated is avoided, the pain of the patient and even the failure of the operation are caused, a plurality of nerves, blood vessels and bone tissues at the spinal part are effectively solved, and once the position of the needle inserting has a little deviation, the problem.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a spinal surgery puncture locator, includes fixed cover (1), its characterized in that: the improved structure is characterized in that one end of an inner cavity of the fixing sleeve (1) is provided with a first rotating groove, the inner part of the first rotating groove is rotatably connected with a first rotating shaft (2), two ends of the outer side of the first rotating shaft (2) are fixedly connected with first bevel gears (3), one end of the fixing sleeve (1) far away from the first rotating groove is provided with a first through hole, one end of the fixing sleeve (1) close to the first through hole is fixedly connected with a motor, the first rotating shaft (2) is fixedly connected with the output end of the motor through the first through hole, two ends of the top of the fixing sleeve (1) are respectively provided with a second through hole, a first threaded rod (4) is movably sleeved in the second through hole, the bottom of the first threaded rod (4) is fixedly connected with a second bevel gear (5), the second bevel gear (5) is meshed with the first bevel gears (3), the second rotation groove has been seted up at support frame (6) top, the second rotates groove and first threaded rod (4) threaded connection, first scale mark (7) have been seted up to support frame (6) one side edge.
2. The spinal surgical penetration locator of claim 1, wherein: first sliding tray has been seted up to support frame (6) one side, the inside sliding connection of first sliding tray has first sliding block (8), first screw hole has all been seted up at first sliding block (8) top both ends, first screw hole and first threaded rod (4) threaded connection, the equal first mark fixture block (9) of fixedly connected with in first sliding block (8) both sides.
3. The spinal surgical penetration locator of claim 2, wherein: the third through hole has been seted up to first sliding block (8) one side axle center department, second threaded rod (10) have been cup jointed in the inside activity of third through hole, the third rotation groove has been seted up to first sliding block (8) one side, the third rotates inslot portion and rotates and be connected with thread bush (11), thread bush (11) and second threaded rod (10) threaded connection.
4. The spinal surgical penetration locator of claim 2, wherein: first sliding block (8) one side both ends equal fixedly connected with fixed block (12), second scale mark (13) have been seted up to fixed block (12) top side edge department, the third sliding tray has been seted up to fixed block (12) one side, the inside sliding connection of third sliding tray has second sliding block (14), second sliding block (14) top fixedly connected with second mark fixture block.
5. The spinal surgical penetration locator of claim 4, wherein: a fourth sliding groove is formed in one side of the second sliding block (14), a connecting block (15) is connected to the inside of the fourth sliding groove in a sliding mode, a third marking clamping block (16) is fixedly connected to the bottom of the connecting block (15), and a third scale line is formed in the bottom, close to the third marking clamping block (16), of the second sliding block (14).
6. The spinal surgical penetration locator of claim 5, wherein: connecting block (15) top fixedly connected with sector plate (17), sector plate (17) bottom and second sliding block (14) are laminated mutually, fourth scale mark (18) have all been seted up to sector plate (17) one side edge.
7. The spinal surgical penetration locator of claim 6, wherein: the axial center of one side of the sector plate (17) is fixedly connected with a first fixed shaft, a fourth marking clamping block (19) is movably sleeved on the outer side of the first fixed shaft, and a puncture needle (20) is fixedly connected to the bottom of the fourth marking clamping block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010899875.5A CN112057142A (en) | 2020-08-31 | 2020-08-31 | Spinal surgery puncture locator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010899875.5A CN112057142A (en) | 2020-08-31 | 2020-08-31 | Spinal surgery puncture locator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112057142A true CN112057142A (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010899875.5A Pending CN112057142A (en) | 2020-08-31 | 2020-08-31 | Spinal surgery puncture locator |
Country Status (1)
| Country | Link |
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| CN (1) | CN112057142A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113143417A (en) * | 2021-04-21 | 2021-07-23 | 上海市肺科医院 | Microwave ablation needle positioning device |
| CN117281594A (en) * | 2023-11-17 | 2023-12-26 | 中国人民解放军总医院第一医学中心 | Spinal surgery puncture locator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180206891A1 (en) * | 2016-04-14 | 2018-07-26 | Shao-Kang Hsueh | Spinal fixation aiming apparatus |
| CN208552524U (en) * | 2017-12-14 | 2019-03-01 | 卢言平 | A kind of medical tumour antalgica fast cuts device |
| CN208710015U (en) * | 2017-12-28 | 2019-04-09 | 四川瑞联嘉泰医药科技有限公司 | With the puncture supporter structure of patient's bundled fixed |
| CN111248982A (en) * | 2020-02-29 | 2020-06-09 | 河南邦特威机电设备有限公司 | Guide assembly for realizing accurate positioning of internal medicine treatment puncture needle |
| CN210784728U (en) * | 2019-08-13 | 2020-06-19 | 于芹 | Three-dimensional leading truck of CT puncture |
| CN211131315U (en) * | 2019-11-03 | 2020-07-31 | 吴丹 | Spinal surgery puncture locator |
| CN111544092A (en) * | 2020-04-27 | 2020-08-18 | 上海交通大学医学院附属第九人民医院 | Three-dimensional percutaneous puncture positioning and fixing device |
-
2020
- 2020-08-31 CN CN202010899875.5A patent/CN112057142A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180206891A1 (en) * | 2016-04-14 | 2018-07-26 | Shao-Kang Hsueh | Spinal fixation aiming apparatus |
| CN208552524U (en) * | 2017-12-14 | 2019-03-01 | 卢言平 | A kind of medical tumour antalgica fast cuts device |
| CN208710015U (en) * | 2017-12-28 | 2019-04-09 | 四川瑞联嘉泰医药科技有限公司 | With the puncture supporter structure of patient's bundled fixed |
| CN210784728U (en) * | 2019-08-13 | 2020-06-19 | 于芹 | Three-dimensional leading truck of CT puncture |
| CN211131315U (en) * | 2019-11-03 | 2020-07-31 | 吴丹 | Spinal surgery puncture locator |
| CN111248982A (en) * | 2020-02-29 | 2020-06-09 | 河南邦特威机电设备有限公司 | Guide assembly for realizing accurate positioning of internal medicine treatment puncture needle |
| CN111544092A (en) * | 2020-04-27 | 2020-08-18 | 上海交通大学医学院附属第九人民医院 | Three-dimensional percutaneous puncture positioning and fixing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113143417A (en) * | 2021-04-21 | 2021-07-23 | 上海市肺科医院 | Microwave ablation needle positioning device |
| CN117281594A (en) * | 2023-11-17 | 2023-12-26 | 中国人民解放军总医院第一医学中心 | Spinal surgery puncture locator |
| CN117281594B (en) * | 2023-11-17 | 2024-02-23 | 中国人民解放军总医院第一医学中心 | Spinal surgery puncture locator |
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Application publication date: 20201211 |
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| RJ01 | Rejection of invention patent application after publication |