CN111134795A - Positioning puncture guide instrument - Google Patents
Positioning puncture guide instrument Download PDFInfo
- Publication number
- CN111134795A CN111134795A CN202010073634.5A CN202010073634A CN111134795A CN 111134795 A CN111134795 A CN 111134795A CN 202010073634 A CN202010073634 A CN 202010073634A CN 111134795 A CN111134795 A CN 111134795A
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- Prior art keywords
- block
- tightening
- blocks
- guide
- hole
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- 210000004556 brain Anatomy 0.000 claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 210000003813 thumb Anatomy 0.000 claims 1
- 101000572950 Homo sapiens POU domain, class 3, transcription factor 4 Proteins 0.000 description 6
- 102000056361 human POU3F4 Human genes 0.000 description 6
- 206010053942 Cerebral haematoma Diseases 0.000 description 2
- 206010008111 Cerebral haemorrhage Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000004709 eyebrow Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 206010019468 Hemiplegia Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Classifications
-
- 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
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
- A61B2017/3407—Needle locating or guiding means using mechanical guide means including a base for support on the body
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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 positioning puncture guide instrument, which comprises: a plurality of tightening blocks, one ends of which are overlapped with each other or overlapped with each other; the locking assembly is arranged at the overlapped ends of the plurality of tightening blocks, and the single tightening block can rotate by taking the locking assembly as an original point; the other ends of the plurality of tightening blocks are respectively provided with a pressing component, and the pressing components are pressed on the surface of the human brain by taking the tightening blocks as fulcrums; at least one guide mechanism which is correspondingly and slidably arranged on one of the plurality of tightening block; the guide mechanism is provided with a guide hole for guiding the puncture needle. When the tightening block limits the operation of the puncture needle, the locking assembly and the pressing assembly are loosened, one or more tightening blocks rotate to other positions around the overlapped end, and then the locking assembly is locked; therefore, the whole equipment does not need to be lifted, and the problems that in the prior art, the whole equipment needs to be lifted difficultly to change the position, and the arm of a human lifted for a long time is sore and the labor intensity is high when the device is used are solved.
Description
Technical Field
The invention belongs to the field of brain surgical equipment, and relates to a positioning puncture guide instrument.
Background
When liquid accumulation in the brain occurs, such as cerebral hematoma, cerebral hemorrhage and the like, the brain needs to be punctured, so that the liquid in the brain is drained to the outside, and in the process of performing a brain puncturing operation, in order to avoid excessive cerebral hemorrhage and to prevent hemiplegia or other nervous system signs, the puncturing times need to be reduced as much as possible and the position accuracy of puncturing property needs to be ensured;
chinese patent application number is CN2017106673475 discloses an intracerebral hematoma puncture guide instrument capable of realizing accurate positioning, in use, sometimes the positions of a double-fork base and a single-fork sliding ruler limit the operation of a puncture needle, so bone nails on the double-fork base and the single-fork sliding ruler need to be tightened, the whole equipment needs to be lifted up again to change the position, the point of puncture needs to be accurately positioned, the time for lifting the whole equipment is longer, the arm of a person who is lifted up is caused to be sore, and the labor intensity is high when the whole equipment is caused to change the position.
Disclosure of Invention
In order to solve the technical problem, the invention provides a positioning puncture guide instrument.
The invention is realized by the following technical scheme.
The invention provides a positioning puncture guide instrument, which comprises: a plurality of tightening blocks, one ends of which are overlapped with each other or overlapped with each other;
the locking assembly is arranged at the overlapped ends of the plurality of tightening blocks, and the single tightening block can rotate by taking the locking assembly as an original point;
the other ends of the plurality of tightening blocks are respectively provided with a pressing component, and the pressing components are pressed on the surface of the human brain by taking the tightening blocks as fulcrums;
the guide mechanism is correspondingly and slidably arranged on one of the clamping blocks and can simultaneously rotate and slide along two mutually vertical axial directions; the guide mechanism is provided with a guide hole for guiding the puncture needle.
The tightening block can be an integral structure with good strength and can also be a split structure convenient to disassemble, assemble and replace.
The tight hoop block is three at least, the tight hoop block of top and the tight hoop block in the middle of, the tight hoop block of middle and the tight hoop block overlap the end of below and equally divide and do not lock through locking Assembly, when locking Assembly unclamps, the tight hoop block of top and the tight hoop block in the middle of can using locking Assembly to rotate as the pivot, the tight hoop block of middle tight hoop block and below can use locking Assembly to rotate as the pivot, when the tight hoop block of top, the tight hoop block of below has restricted the operation of pjncture needle, rotatory single or a plurality of tight hoop block can, among the prior art has been solved, need the problem that hard the lift up of whole equipment.
The locking assembly comprises a butterfly screw and a nut, through holes are formed in the three tightening blocks, the screw body gap of the butterfly screw penetrates through the through holes corresponding to the three tightening blocks and then is screwed with the nut, the two through holes are locked, when the two tightening blocks need to be loosened, the butterfly screw and the nut are unscrewed, and the tightening blocks can rotate around the overlapped ends.
Through holes correspondingly penetrating and mounting butterfly screws are formed in the overlapped ends of the three tightening blocks, and the butterfly screws penetrate through the through holes in the overlapped ends of the three tightening blocks in a clearance manner and are connected with nuts; enabling the three clamping blocks to rotate around a butterfly screw together; the three tightening blocks can be loosened or screwed only by unscrewing or screwing one butterfly screw; the operation speed is improved. When the pressing components on the three tightening blocks are installed, one pressing component is always pressed with the part from the bridge of the nose to the space between the eyebrows of the human brain, and the puncture needle is guaranteed to be guided and basically positioned.
The pressing assemblies at one ends of the three clamping blocks are in three-point contact with the brain to form a supporting plane, so that the guide mechanism stably guides the puncture needle in the guide hole.
The compressing assembly is a butterfly screw, the tightening block and the compressing assembly are provided with threaded through holes, and the butterfly screw is screwed inside the threaded through holes to complete contact compression on the surface of the outer layer of the brain.
The upper edge and/or the side edge of the clamping block are/is provided with a sliding rail; the guide mechanism comprises a sliding block, a moving member A, a moving member B, a clamping member A, a clamping member B, a guide hole member A and a guide hole member B, a sliding groove matched with the sliding rail is formed in the sliding block, the sliding block can slide on the sliding rail on the tightening block in a controllable manner, and one end of the moving member A is rotatably and slidably mounted on the sliding block in a controllable manner; one end of the moving part B is controllably, rotatably and slidably arranged at the other end of the moving part A; clamping piece A one end and moving member B other end fixed connection, clamping piece B one end is articulated with clamping piece A one end, the clamping piece B other end and the removable fixed connection of the clamping piece A other end, clamping piece B all is equipped with the recess with clamping piece A opposite face, clamping piece B and clamping piece A's recess forms makes guiding hole spare A, gliding passageway behind the guiding hole spare B gomphosis, guiding hole spare A, guiding hole spare B opposite face all is equipped with the recess, guiding hole spare A and guiding hole spare B's recess forms the guiding hole of direction pjncture needle.
The body of the sliding block corresponding to the tightening block and the moving member A is respectively provided with a threaded through hole for screwing a butterfly screw, the sliding block is provided with a through hole for installing the moving member A, and the sliding block is tightly pressed on the surface of the sliding rail of the tightening block after being screwed in the threaded through hole to control the sliding of the sliding block on the sliding rail; the butterfly screw is screwed on the threaded through hole and then presses the moving part A on the sliding block, so that the moving part A is controlled to move and rotate on the sliding block.
The moving piece A is provided with a through hole for mounting the moving piece B; the moving member A is provided with a thread through hole corresponding to the moving member B, and the butterfly screw is screwed in the thread through hole to tightly press the moving member B, so that the sliding and the rotation of the moving member B on the moving member A are controlled.
The invention has the beneficial effects that: when the one or more clamping blocks limit the operation of the puncture needle, the locking assembly and the pressing assembly are loosened, the one or more clamping blocks rotate to other positions around the overlapped end, then the locking assembly is locked, the pressing assembly presses the outer skin of the human brain, and other clamping blocks are fixed on the outer skin of the human brain continuously; therefore, the whole equipment does not need to be lifted, and the problems that in the prior art, the whole equipment needs to be lifted with great effort to change the position, and the arm of a person lifted for a long time is sore and has high labor intensity when in use are solved;
when inclination and position need be adjusted to the pjncture needle, adjust the position of slider slide rail on different lock hoop piece, adjust moving member A, moving member B simultaneously, just can make the pjncture needle form the guiding hole effect at guiding hole spare A and guiding hole spare B's recess under, the guide with the point formation straight line on the brain, just so can once accomplish the puncture, establish the passageway on the brain. Compared with the prior art which is disclosed in the patent in the background art, the puncture needle can quickly obtain the required inclination and position.
Drawings
FIG. 1 is a schematic view of the structure of the present invention 1;
FIG. 2 is a schematic structural diagram of the present invention 2;
FIG. 3 is an enlarged partial schematic view at A in FIG. 2;
fig. 4 is an exploded view of the connection of the moving member B, the clamping member a, the clamping member B, the guide hole member a, and the guide hole member B according to the present invention.
In the figure: 1-tightening a hoop block; 11-a slide rail; 12-a locking assembly; 2-a guiding mechanism; 21-a slide block; 22-a moving part a; 23-a moving part B; 24-clamp a; 25-clamp B; 26-guide bore part a; 27-guide bore member B; 3, puncturing needle; 4-human brain; 5-a pressing component.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
See fig. 1-4.
The invention discloses a positioning puncture guide instrument, which comprises: a plurality of tightening blocks 1, wherein one ends of the tightening blocks 1 are mutually overlapped or overlapped in pairs;
the locking assembly 12, the locking assembly 12 is installed at the overlapping end of the plurality of tightening blocks 1, when the locking assembly 12 locks the plurality of tightening blocks 1, the positions of the plurality of tightening blocks 1 are fixed, and when the locking assembly 12 releases the plurality of tightening blocks 1, a single tightening block 1 can rotate with the locking assembly 12 as the origin;
the other ends of the plurality of clamping blocks 1 are respectively provided with a pressing component 5, and the pressing components 5 are pressed on the surface of the human brain 4 by taking the clamping blocks 1 as fulcrums;
at least one guide mechanism 2, the guide mechanism 2 is correspondingly and slidably mounted on one of the plurality of tightening block 1, and the guide mechanism 2 can rotate and slide along two mutually vertical axial directions simultaneously; the guide mechanism 2 is provided with a guide hole for guiding the puncture needle 3.
The working principle is as follows: when one or more clamping blocks 1 limit the operation of the puncture needle 3, the locking assembly 12 and the compacting assembly 5 are loosened, one or more clamping blocks 1 rotate to other positions around the overlapped end, then the locking assembly 12 is locked, the compacting assembly 5 compacts the outer skin of the human brain 4, and other clamping blocks 1 are fixed on the outer skin of the human brain 4 continuously; therefore, the whole equipment does not need to be lifted, and the problems that in the prior art, the whole equipment needs to be lifted difficultly to change the position, and the arm of a human lifted for a long time is sore and the labor intensity is high when the device is used are solved.
The inner surface of the tightening block 1 can be in a circular arc shape matched with the human brain 4, so that the space matching performance is improved; the clamping block 1 may have other shapes as long as the clamping block 1 can rotate around the peripheral surface of the brain 4.
The tightening block 1 can be an integral structure with good strength and can also be a split structure convenient to disassemble, assemble and replace.
The utility model discloses a puncture needle, including tight hoop block 3, tight hoop block 1, locking assembly 12, the tight hoop block 1 of top is equal to the tight hoop block 1 of centre, the tight hoop block 1 of centre and the tight hoop block 1 of below overlap the end and all divide and lock through locking assembly 12 respectively, when locking assembly 12 loosens, the tight hoop block 1 of top and the tight hoop block 1 of centre can use locking assembly 12 to rotate as the pivot, when tight hoop block 1 of top, tight hoop block 1 of below has restricted the operation of puncture needle 3, rotatory single or a plurality of tight hoop block 1 can, the problem of need hard the lift of whole equipment among the prior art has been solved.
The locking assembly 12 comprises a butterfly screw and a nut, through holes are formed in the three tightening blocks 1, the screw body gap of the butterfly screw penetrates through the through holes corresponding to the three tightening blocks 1 and then is screwed with the nut, the two mutual through holes are locked, when the two tightening blocks 1 need to be loosened, the butterfly screw and the nut are unscrewed, and the tightening blocks 1 can rotate around the overlapped ends.
Through holes correspondingly penetrating and mounting butterfly screws are formed in the overlapped ends of the three tightening blocks 1, and the butterfly screws penetrate through the through holes in the overlapped ends of the three tightening blocks 1 in a clearance manner and are connected with nuts; so that the three tightening blocks 1 rotate around a butterfly screw together; the three tightening blocks 1 can be loosened or screwed only by unscrewing or screwing one butterfly screw; the operation speed is improved. When the three clamping blocks 1 are installed, the pressing component 5 always presses the part from the bridge of the nose to the eyebrow of the human brain 4, so that the puncture needle 3 is guided and basically positioned.
The end of the pressing component 5 mounted on the plurality of clamping blocks 1 is parallel and level or not parallel and level, the pressing component 5 at one end of each of the three clamping blocks 1 is in three-point contact with the human brain to form a supporting plane, so that the guide mechanism 2 stably guides the puncture needle 3 in the guide hole, and the guide hole is a guide through hole through which the puncture needle 3 penetrates.
The compressing component 5 is a butterfly screw, the tightening block 1 and the compressing component 5 are provided with thread through holes, and the butterfly screw is screwed in the thread through holes to complete the contact compression on the surface of the outer layer of the human brain 4.
The upper edge and/or the side edge of the tight hoop block 1 are/is provided with a slide rail 11; the guide mechanism 2 comprises a sliding block 21, a moving member A22, a moving member B23, a clamping member A24, a clamping member B25, a guide hole member A26 and a guide hole member B27, a sliding groove matched with the sliding rail 11 is formed in the sliding block 21, the sliding block 21 can slide on the sliding rail on the tightening block 1 in a controllable manner, and one end of the moving member A22 is rotatably and slidably mounted on the sliding block 21 in a controllable manner; one end of the moving member B23 is controllably and rotatably and slidably arranged at the other end of the moving member A22; clamping piece A24 one end and the other end fixed connection of moving member B23, clamping piece B25 one end is articulated with clamping piece A24 one end, the clamping piece B25 other end and the detachable fixed connection of clamping piece A24 other end, clamping piece B25 all is equipped with the recess with clamping piece A24 opposite face, the recess of clamping piece B25 and clamping piece A24 forms messenger's guide hole spare A26, the gliding passageway behind the gomphosis of guide hole spare B27, guide hole spare A26, guide hole spare B27 opposite face all is equipped with the recess, the guide hole of guide hole spare A26 and guide hole spare B27's recess formation guide hole of direction pjncture needle 3.
During the use, when pjncture needle 3 need adjust inclination and position, adjust the position of slider 21 slide rail 11 on different lock hoop blocks 1, adjust moving member A22, moving member B23 simultaneously, just can make pjncture needle 3 form the guiding hole effect at guiding hole spare A26 and guiding hole spare B27's recess under, the guide forms the straight line with the point on people's brain 4, just so can once accomplish the puncture, establish the passageway on the brain. The required inclination and position of the puncture needle 3 can be obtained quickly with respect to the prior art disclosed exclusively in the background art.
The slide rail 11 is matched with the slide groove of the slide block 21 in an inverted T shape, which is the prior art and is not described again.
One end of the clamping piece A24 is provided with a thread blank hole or a thread through hole, and the other end of the moving piece B23 is screwed in the thread blank hole or the thread through hole of the clamping piece A24 by a butterfly screw to form fixed connection, so that the clamping piece A24 is convenient to disassemble.
The body of the slide block 21 corresponding to the tightening block 1 and the moving member A22 is respectively provided with a threaded through hole, the slide block 21 is provided with a through hole for installing the moving member A22, and a butterfly screw is screwed in the threaded through hole to tightly press the slide block 21 on the surface of the slide rail 11 of the tightening block 1 so as to control the slide of the slide block 21 on the slide rail 11; the butterfly screw is screwed in the threaded through hole and then presses the moving piece A22 on the slide block 21, so that the moving piece A22 is controlled to move and rotate on the slide block 21.
The moving piece A22 is provided with a through hole for installing the moving piece B23; the moving member A22 is provided with a thread through hole corresponding to the moving member B23, and the butterfly screw is screwed in the thread through hole to tightly press the moving member B23 and control the sliding and rotating of the moving member B23 on the moving member A22.
Clamping piece A24 one end is equipped with the screw hole, and the moving member B23 other end closes fixed connection for the screw hole of screw thread end and clamping piece A24 soon, makes things convenient for the dismouting.
Claims (10)
1. A positioning puncture guide instrument, comprising: a plurality of tightening blocks (1), wherein one ends of the plurality of tightening blocks (1) are mutually overlapped or overlapped in pairs;
the locking assembly (12), the locking assembly (12) is installed at the overlapped end of the plurality of tightening block (1), and the single tightening block (1) can rotate by taking the locking assembly (12) as the origin;
the other ends of the plurality of clamping blocks (1) are respectively provided with a pressing component (5), and the pressing components (5) are pressed on the surface of the human brain by taking the clamping blocks (1) as fulcrums;
at least one guide mechanism (2), wherein the guide mechanism (2) is correspondingly and slidably arranged on one of the plurality of tightening blocks (1), and the guide mechanism (2) can simultaneously rotate and slide along two mutually vertical axial directions; the guide mechanism (2) is provided with a guide hole for guiding the puncture needle (3).
2. The positioning puncture guide apparatus of claim 1, wherein: the tightening block (1) can be of an integral or split structure.
3. The positioning puncture guide apparatus of claim 1, wherein: the utility model discloses a locking device, including locking subassembly (12), locking subassembly (12) are equallyd divide to tight hoop block (1) of top and the tight hoop block (1) in the middle of, the tight hoop block (1) in the middle of and the tight hoop block (1) overlap the end of below and do not lock through locking subassembly (12), and the tight hoop block (1) of top and the tight hoop block (1) in the middle of can use locking subassembly (12) to rotate as the pivot, and the tight hoop block (1) in the middle of and the tight hoop block (1) of below can use locking subassembly (12) to rotate as the pivot.
4. The positioning puncture guide apparatus of claim 1, wherein: through holes correspondingly penetrating and mounting butterfly screws are formed in the overlapped ends of the three tightening blocks (1), and the butterfly screws penetrate through the through holes in the overlapped ends of the three tightening blocks (1) in a clearance mode and are connected with nuts; so that the three clamping blocks (1) are rotated together around a thumb screw.
5. The positioning puncture guide apparatus according to claim 3 or 4, wherein: the three clamping blocks (1) are provided with the pressing components (5) with parallel or uneven ends, and the pressing components (5) at one ends of the three clamping blocks (1) are in three-point contact with the human brain to form a supporting plane.
6. The positioning puncture guide apparatus of claim 1, wherein: the locking assembly (12) comprises a butterfly screw and a nut, through holes are formed in the three tightening blocks (1), a screw body gap of the butterfly screw penetrates through the through holes corresponding to the three tightening blocks (1) and then is screwed with the nut, and the two through holes are locked.
7. The positioning puncture guide apparatus of claim 1, wherein: the plurality of pressing components (5) are butterfly screws, and threaded through holes are formed in the clamping blocks (1) and the pressing components (5).
8. The positioning puncture guide apparatus of claim 1, wherein: the upper edge and/or the side edge of the clamping block (1) is/are provided with a slide rail (11); the guide mechanism (2) comprises a sliding block (21), a moving piece A (22), a moving piece B (23), a clamping piece A (24), a clamping piece B (25), a guide hole piece A (26) and a guide hole piece B (27), and a sliding groove in sliding fit with the sliding rail (11) is formed in the sliding block (21); one end of the moving part A (22) is controllably and rotatably and slidably arranged on the sliding block (21); one end of the moving part B (23) is controllably and rotatably and slidably arranged at the other end of the moving part A (22); clamping piece A (24) one end and moving piece B (23) other end fixed connection, clamping piece B (25) both ends are articulated respectively with removable fixed connection with clamping piece A (24) both ends, clamping piece B (25) and clamping piece A (24) opposite face all are equipped with the recess that forms messenger guide hole spare A (26), sliding channel after guide hole spare B (27) gomphosis, guide hole spare A (26), guide hole spare B (27) opposite face all is equipped with the recess that forms guide pjncture needle (3) guiding hole.
9. The positioning puncture guide apparatus of claim 8, wherein: the body of the sliding block (21) corresponding to the tightening block (1) and the moving part A (22) is respectively provided with a thread through hole for screwing a butterfly screw, and the sliding block (21) is provided with a through hole for installing the moving part A (22).
10. The positioning puncture guide apparatus of claim 8, wherein: the moving piece A (22) is provided with a through hole for installing the moving piece B (23); and the moving part A (22) corresponding to the moving part B (23) is provided with a threaded through hole for screwing a butterfly screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010073634.5A CN111134795A (en) | 2020-01-22 | 2020-01-22 | Positioning puncture guide instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010073634.5A CN111134795A (en) | 2020-01-22 | 2020-01-22 | Positioning puncture guide instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111134795A true CN111134795A (en) | 2020-05-12 |
Family
ID=70526830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010073634.5A Pending CN111134795A (en) | 2020-01-22 | 2020-01-22 | Positioning puncture guide instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111134795A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113288364A (en) * | 2021-06-01 | 2021-08-24 | 伍国锋 | Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus |
-
2020
- 2020-01-22 CN CN202010073634.5A patent/CN111134795A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113288364A (en) * | 2021-06-01 | 2021-08-24 | 伍国锋 | Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus |
| CN113288364B (en) * | 2021-06-01 | 2023-03-21 | 伍国锋 | Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus |
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| CB03 | Change of inventor or designer information |
Inventor after: Wu Guofeng Inventor after: Mao Yuanhong Inventor after: Wang Likun Inventor after: Ren Siying Inventor after: Tang Zhouping Inventor after: Liu Wenjie Inventor after: Tang Xin Inventor before: Wu Guofeng Inventor before: Mao Yuanhong Inventor before: Wang Likun Inventor before: Ren Siying Inventor before: Yang Qingwu Inventor before: Tang Zhouping Inventor before: Liu Wenjie Inventor before: Tang Xin |
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