CN113288364B - Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus - Google Patents
Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus Download PDFInfo
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- CN113288364B CN113288364B CN202110609386.6A CN202110609386A CN113288364B CN 113288364 B CN113288364 B CN 113288364B CN 202110609386 A CN202110609386 A CN 202110609386A CN 113288364 B CN113288364 B CN 113288364B
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- 238000000034 method Methods 0.000 title abstract description 10
- 239000000725 suspension Substances 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 description 6
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 238000002583 angiography Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000001802 infusion Methods 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
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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
- A61B2017/3407—Needle locating or guiding means using mechanical guide means including a base for support on the body
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- Surgery (AREA)
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a plane circular theory-based craniocerebral focus guiding method and a puncture guiding instrument, wherein a bolt B of a guiding part is unscrewed, a seat plate drives a guide plate A and a guide plate B which form a guide hole to move in a sliding groove on a sliding seat, and when a puncture needle needs to be positioned to different circular planes in the craniocerebral head, the bolt B is tightly screwed, so that the puncture needle can puncture focus positions at different circular planes in the craniocerebral head under the guiding of the guide hole.
Description
Technical Field
The invention relates to a guiding method and a puncture guiding instrument based on a plane circular theory craniocerebral focus, and belongs to the technical field of brain puncture guiding instruments and methods.
Background
When a focus appears in the craniocerebra, the craniocerebra needs to be punctured so as to facilitate operations such as blood drawing assay, blood transfusion, fluid infusion, angiography by placing a catheter and the like, and because a large number of nerves exist in the craniocerebra, when the craniocerebra is punctured, the puncture needle needs to obtain rapid and accurate guidance for puncturing;
a cerebral vessel interventional puncture positioning device for nerve intervention disclosed in Chinese patent publication No. CN110037777A discloses the following technology: the surface of the rotating shaft is rotatably connected with rotating cylinders, an arc-shaped plate is fixedly connected between the surfaces of the two rotating cylinders, and the rotating cylinders are rotated to rotate the arc-shaped plate to the puncture part; although the arc-shaped plate can drive the ball to change the position of the inserting through hole by rotating the rotating cylinder, when the position of different circular plane focuses in the approximately spherical cranium needs to be punctured, the arc-shaped plate can not be adjusted in one step along with the up-and-down direction of the brain due to the fact that the arc-shaped plate rotates by taking the two rotating shafts as rotating axes, and the puncture needle cannot be adjusted once, namely, the puncture needle is aligned to the positions of the focuses in different planes, so that the efficiency of the puncturing operation is reduced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a guiding method and a puncture guiding instrument based on a plane circular theory craniocerebral focus.
The invention is realized by the following technical scheme.
The invention provides a guiding method based on a plane circular theory craniocerebral focus, which uses a puncture guiding instrument and comprises the following steps:
firstly, a bolt B of a guide part is unscrewed, a seat plate drives a guide plate A and a guide plate B which form a guide hole to move in a sliding groove on a sliding seat, when a puncture needle needs to be positioned to different circular planes in the cranium of the head of the cranium, the bolt B is tightly screwed, so that the puncture needle can puncture focus positions on different circular planes in the cranium under the guide of the guide hole, the seat plate can rapidly and accurately slide on the sliding seat to complete position movement at one time due to only screwing and unscrewing the bolt B, the problem that the current arc-shaped plate cannot complete adjustment of different circular planes at one step is solved, the puncture needle can be aligned to the focus positions on different circular planes after one-time adjustment is ensured, and the efficiency of a puncture operation is improved.
When the radius and the angle of the guide hole formed by the guide plate A and the guide plate B for guiding the puncture needle need to be adjusted, the method further comprises a second step of loosening the circumferential adjusting plate of the bolt C to drive the circumferential sliding block to adjust the radius, and loosening and screwing the bolt D to control the circumferential sliding block to slide and clamp the circumferential adjusting plate circumferentially to adjust the inclination angle.
A puncture guide instrument for use as described above, comprising: the guide part is arranged on the base ring part in a controllable sliding mode, slides along the upper direction and the lower direction of the head of the cranium on the base ring part, and is controlled to be clamped and fixed with the base ring part after the guide part is in place.
When the guide part is needed to position the puncture needle to the focus positions of different circular planes in the cranium of the cranium head for puncture, the guide part is controlled to slide on the base ring part, the guide part slides on the base ring part along the vertical direction of the cranium head, the position movement is completed quickly and accurately in one step, the guide part drives the puncture needle to be positioned to the focus positions of different circular planes in the cranium of the cranium head, one-time adjustment is guaranteed, the puncture needle can be aligned to the focus positions of different circular planes, the efficiency of the puncture operation is improved, and the guide part is controlled to be clamped and fixed with the base ring part after the puncture needle is in place, so that the position is kept.
The base ring part comprises a base ring sleeved outside the head of the cranium and a plurality of positioning nails which are arranged on the base ring and distributed at intervals, the base ring is sleeved outside the head of the cranium of a person, and the positioning nails distributed at intervals are used for positioning and compressing the head of the cranium, so that the position stability of the base ring sleeved outside the head of the cranium of the person is ensured.
And a sliding rail for the guide part to slide on the base ring is arranged outside the base ring.
The guide part comprises a sliding seat with a sliding groove at the rear part and a sliding rail of the base ring in controllable sliding fit;
a seat board in controllable sliding fit with a sliding groove arranged on the front part of the sliding seat;
the bottom of the circumferential adjusting plate is in controllable sliding fit with the suspension end of the seat plate through a bolt C, the distance of the circumferential adjusting plate on the suspension end of the seat plate is controlled by loosening and screwing the bolt C, and the suspension end of the seat plate is provided with a scale mark which is convenient for observing the displacement distance of the circumferential adjusting plate;
with circumference regulating plate through the controllable sliding fit's of bolt D circumference slider, circumference regulating plate is convex, and circumference slider bottom is equipped with arc spout and convex circumference regulating plate sliding fit, and the inclination is adjusted at circumference regulating plate's circumference slip and chucking to the bolt D control circumference slider of unscrewing and screwing, and the bolt C circumference regulating plate that unscrews drives circumference slider regulation radius.
The pull rod is adjustably fixed with the circumferential sliding block, an arc-shaped guide plate A and an arc-shaped guide plate B are hinged to the pull rod, and guide holes are formed in the guide plate A and the guide plate B.
The sliding seat is screwed with a bolt B for clamping the seat plate and the sliding seat, and the bolt B is unscrewed and screwed to control the sliding seat to be in controllable sliding fit with the seat plate.
The bolt A for clamping the sliding seat and the base ring is screwed on the sliding seat, the bolt A is unscrewed, the sliding seat and the base ring can slide relatively, the bolt A is screwed, the sliding seat and the base ring can not slide relatively due to clamping, and controllable sliding fit between the sliding seat and the base ring is achieved.
The two sides of the circumferential sliding block are provided with hexagonal grooves, the pull rod is a hexagonal rod which cannot rotate due to the fact that the hexagonal grooves of the circumferential sliding block are matched, butterfly bolts for compressing the pull rod are screwed on the circumferential sliding block, the butterfly bolts are screwed to press the pull rod in the hexagonal grooves of the circumferential sliding block, the pull rod cannot slide, the butterfly bolts are unscrewed, and the pull rod of the hexagonal rod slides in the hexagonal grooves of the circumferential sliding block.
Be equipped with the observation hole of being convenient for observe and screw bolt C to the scale on the circumference regulating plate on the circumference slider.
The bottom of the circumferential adjusting plate is welded or integrally formed with a sliding block, a through hole is formed in the sliding block, the sliding block is in controllable sliding fit with the suspension end of the seat plate through a screwed bolt C, the circumferential adjusting plate and the sliding block are separately machined, assembled and used, and the precision of the circumferential adjusting plate is guaranteed.
The invention has the beneficial effects that: the seat board slides on the slide seat quickly and accurately to complete the position movement at one time, so that the problem that the current arc-shaped board cannot complete the adjustment of different circular planes at one step is solved, the puncture needle can be aligned to the focus positions of different circular planes after one-time adjustment is ensured, and the efficiency of the puncture operation is improved.
Drawings
FIG. 1 is a left side view of the present invention;
FIG. 2 is a schematic diagram of a right-view partial structure of the present invention in a use state;
in the figure: 1-head of cranium; a 2-base ring moiety; 3-a guiding moiety; a 21-basic ring; 22-positioning nails; 31-a slide; 32-bolt A; 33-a seat plate; 34-bolt B; 35-bolt C; 36-circumferential adjustment plate; 37-a slide block; 38-bolt D; 39-circumferential slide block; 40-a pull rod; 41-a guide plate A; 42-guide plate B; 43-butterfly bolts; 361-observation hole.
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. 1-2.
The invention discloses a guiding method based on a plane circular theory craniocerebral focus, which uses a puncture guiding instrument and comprises the following steps:
firstly, a bolt B34 of a guide part 3 is unscrewed, a seat plate 33 drives a guide plate A41 and a guide plate B42 which form guide holes to move in a sliding groove on a sliding seat 31, when a puncture needle needs to be positioned to different circular planes in the cranium of a cranium head 1, the bolt B34 is tightly screwed, so that the puncture needle can puncture focus positions on different circular planes in the cranium under the guide of the guide holes, and the seat plate 33 can rapidly and accurately slide on the sliding seat 31 to complete position movement at one time due to only screwing and unscrewing the bolt B34, so that the problem that the existing arc-shaped plate cannot complete adjustment of different circular planes at one step is solved, the puncture needle can be aligned to the focus positions on different circular planes after one-time adjustment is ensured, and the efficiency of a puncture operation is improved.
When the radius and the angle of the guide hole formed by the guide plate A41 and the guide plate B42 for guiding the puncture needle need to be adjusted, the method further comprises a second step of loosening the circumferential adjusting plate 36 of the bolt C35 to drive the circumferential sliding block 39 to adjust the radius, and loosening and tightening the bolt D38 to control the circumferential sliding block 39 to slide in the circumferential direction of the circumferential adjusting plate 36 and clamp and adjust the inclination angle.
A puncture guide apparatus for use as described above, comprising: the guide part 3 is controllably slidably mounted on the base ring part 2, the guide part 3 slides on the base ring part 2 along the upper and lower directions of the head part 1 of the cranium, and the guide part 3 is controlled to be fixedly clamped with the base ring part 2 after the positioning.
When the guide part 3 is required to position the puncture needle to the focus positions of different circular planes in the cranium of the cranium head 1 for puncture, the guide part 3 is controlled to slide on the base ring part 2, the guide part 3 slides on the base ring part 2 along the vertical direction of the cranium head 1, the position movement is completed rapidly and accurately in one step, the guide part 3 drives the puncture needle to be positioned to the focus positions of different circular planes in the cranium of the cranium head 1, one-time adjustment is ensured, the puncture needle can be aligned to the focus positions of different circular planes, the efficiency of the puncture operation is improved, and the guide part 3 and the base ring part 2 are controlled to be clamped and fixed after the puncture needle is in place so as to keep the positions.
The base ring part 2 comprises a base ring 21 sleeved outside the head part 1 of the human cranium and a plurality of positioning nails 22 which are arranged on the base ring 21 and distributed at intervals, the base ring 21 is sleeved outside the head part 1 of the human cranium, and the positioning nails 22 distributed at intervals are used for positioning and pressing the head part 1 of the human cranium, so that the position stability of the base ring 21 sleeved outside the head part 1 of the human cranium is ensured.
A slide rail for sliding the guide part 3 on the base ring 21 is arranged outside the base ring 21.
The guide part 3 comprises a sliding seat 31 with a sliding groove at the rear part and a sliding rail of the base ring 21 in controllable sliding fit, a bolt A32 for clamping the sliding seat 31 and the base ring 21 is screwed on the sliding seat 31, the bolt A32 is unscrewed, the sliding seat 31 and the base ring 21 can slide relatively, the bolt A32 is screwed, the sliding seat 31 and the base ring 21 are clamped and can not slide relatively, and controllable sliding fit of the sliding seat 31 and the base ring 21 is realized;
the seat plate 33 is in controllable sliding fit with a sliding groove arranged on the front part of the sliding seat 31, the seat plate 33 is an L-shaped plate in a vertical shape, a bolt B34 for clamping the seat plate 33 and the sliding seat 31 is screwed on the sliding seat 31, and the bolt B34 is unscrewed and screwed to control the controllable sliding fit of the sliding seat 31 and the seat plate 33;
the bottom of the circumferential adjusting plate 36 is in controllable sliding fit with the suspension end of the seat plate 33 through a bolt C35, the distance of the circumferential adjusting plate 36 on the suspension end of the seat plate 33 is controlled by loosening and screwing the bolt C35, and the suspension end of the seat plate 33 is provided with a scale mark for conveniently observing the displacement distance of the circumferential adjusting plate 36;
the circumferential sliding block 39 is in controllable sliding fit with the circumferential adjusting plate 36 through a bolt D38, the circumferential adjusting plate 36 is arc-shaped, an arc-shaped sliding groove is formed in the bottom of the circumferential sliding block 39 and is in slidable fit with the arc-shaped circumferential adjusting plate 36, the circumferential sliding block 39 is controlled to slide and clamp in the circumferential direction of the circumferential adjusting plate 36 by loosening and screwing the bolt D38, so that the circumferential sliding block 39 can adjust the inclination angle through the seat plate 33, and the circumferential adjusting plate 36 of the bolt C35 is loosened to drive the circumferential sliding block 39 to adjust the radius; the circumferential adjusting plate 36 is provided with scales for adjusting the inclination angle of the circumferential sliding block 39.
A pull rod 40 which is adjustably fixed with the circumferential slide block 39, an arc-shaped guide plate A41 and an arc-shaped guide plate B42 which is hinged are fixed on the pull rod 40, and guide holes for guiding the puncture needle are formed in the middle parts of the guide plate A41 and the guide plate B42 after the guide plate A41 and the guide plate B42 are fixed.
The two side edges of the circumferential sliding block 39 are provided with hexagonal grooves, the pull rod 40 is a hexagonal rod which cannot rotate when being matched with the hexagonal grooves of the circumferential sliding block 39, a butterfly bolt 43 for compressing the pull rod 40 is screwed on the circumferential sliding block 39, the butterfly bolt 43 is screwed to press the pull rod 40 in the hexagonal grooves of the circumferential sliding block 39, so that the pull rod 40 cannot slide, the butterfly bolt 43 is unscrewed, and the pull rod 40 of the hexagonal rod slides in the hexagonal grooves of the circumferential sliding block 39.
The circumferential sliding block 39 is provided with an observation hole 361 for observing the scales on the circumferential adjusting plate 36 and screwing the bolt C35.
The bottom of the circumferential adjusting plate 36 is welded or integrally formed with a sliding block 37, a through hole is formed in the sliding block 37, the suspension end of the seat plate 33 is in controllable sliding fit through a screwing bolt C35, the circumferential adjusting plate 36 and the sliding block 37 are separately machined, assembled and used, and the precision of the circumferential adjusting plate 36 is guaranteed.
Claims (5)
1. A puncture guide instrument, comprising: the guide part (3) is controllably slidably mounted on the base ring part (2), the guide part (3) slides on the base ring part (2) along the vertical direction of the head (1) of the cranium, and the guide part (3) is controlled to be clamped and fixed with the base ring part (2) after the head of the cranium is in place;
the guide part (3) comprises a sliding seat (31) the rear part of which is provided with a sliding groove which is in controllable sliding fit with the sliding rail of the base ring (21);
a seat board (33) which is in controllable sliding fit with a sliding groove arranged on the front part of the sliding seat (31);
the bottom of the circumferential adjusting plate is in controllable sliding fit with the suspension end of the seat plate (33) through a bolt C (35), and the distance between the circumferential adjusting plate (36) and the suspension end of the seat plate (33) is controlled by loosening and screwing the bolt C (35);
a sliding block (37) is fixed at the bottom of the circumferential adjusting plate (36), and a through hole is formed in the sliding block (37) and is in controllable sliding fit with the suspension end of the seat plate (33) through a screwing bolt C (35);
the circumferential adjusting plate (36) is in controllable sliding fit with the circumferential adjusting plate (36) through a bolt D (38), the circumferential adjusting plate (36) is arc-shaped, an arc-shaped sliding groove is formed in the bottom of the circumferential sliding plate (39) and is in slidable fit with the arc-shaped circumferential adjusting plate (36), the circumferential sliding block (39) is controlled by loosening and screwing the bolt D (38) to circumferentially slide on the circumferential adjusting plate (36) and tightly clamp the circumferential adjusting plate to adjust an inclination angle, and the circumferential adjusting plate (36) of the bolt C (35) is loosened to drive the circumferential sliding block (39) to adjust the radius;
a pull rod (40) which is adjustably fixed with the circumferential sliding block (39), an arc-shaped guide plate A (41) and an arc-shaped guide plate B (42) which is hinged with the pull rod (40) are fixed on the pull rod (40), and guide holes are formed on the guide plate A (41) and the guide plate B (42);
hexagonal grooves are formed in two side edges of the circumferential sliding block (39), the pull rod (40) is a hexagonal rod which cannot rotate when being matched with the hexagonal grooves of the circumferential sliding block (39), and a butterfly bolt (43) for pressing the pull rod (40) is screwed on the circumferential sliding block (39); an observation hole (361) for observing and screwing the bolt C (35) is formed in the circumferential sliding block (39); and (3) loosening the butterfly bolt (43), and sliding the pull rod (40) of the hexagonal rod in the hexagonal groove of the circumferential sliding block (39).
2. The puncture guide instrument of claim 1, wherein: the base ring part (2) comprises a base ring (21) sleeved outside the craniocerebral head (1) and a plurality of positioning nails (22) which are arranged on the base ring (21) and distributed at intervals, and the plurality of positioning nails (22) which are distributed at intervals are used for positioning and compressing the craniocerebral head (1).
3. The puncture guide instrument of claim 2, wherein: a slide rail for the guide part (3) to slide on the base ring (21) is arranged outside the base ring (21).
4. The puncture guide instrument of claim 1, wherein: and a bolt B (34) for clamping the seat plate (33) and the sliding seat (31) is screwed on the sliding seat (31).
5. The puncture guide instrument of claim 1, wherein: and a bolt A (32) for clamping the sliding seat (31) and the base ring (21) is screwed on the sliding seat (31).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110609386.6A CN113288364B (en) | 2021-06-01 | 2021-06-01 | Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus |
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| CN202110609386.6A CN113288364B (en) | 2021-06-01 | 2021-06-01 | Guiding method and puncture guiding instrument based on plane circular theory craniocerebral focus |
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| CN113288364A CN113288364A (en) | 2021-08-24 |
| CN113288364B true CN113288364B (en) | 2023-03-21 |
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| CN210383991U (en) * | 2019-03-14 | 2020-04-24 | 内蒙古包钢医院 | Novel multi-angle needle inserting device for anesthesia department |
| CN110037777A (en) * | 2019-04-29 | 2019-07-23 | 周林国 | A kind of ganglioside GM_3 cerebrovascular intervention puncture positioning device |
| CN109998648A (en) * | 2019-05-05 | 2019-07-12 | 杨俊� | Brain lesion target spot Needle localization method and its puncture positioning device |
| CN210811496U (en) * | 2019-05-13 | 2020-06-23 | 华中科技大学同济医学院附属同济医院 | Navigation device for assisting posterior spinal puncture |
| CN110680475A (en) * | 2019-11-04 | 2020-01-14 | 杨俊� | Minimally invasive locator for brain puncture |
| CN110833443A (en) * | 2019-12-03 | 2020-02-25 | 陈绍辉 | Puncture positioner is intervene to department of neurology blood vessel |
| CN111134795A (en) * | 2020-01-22 | 2020-05-12 | 伍国锋 | Positioning puncture guide instrument |
| CN111134798A (en) * | 2020-02-12 | 2020-05-12 | 山东航维骨科医疗器械股份有限公司 | Spine minimally invasive guider |
| CN213098203U (en) * | 2020-07-13 | 2021-05-04 | 贵州省人民医院 | Fixing device for hemodialysis puncture of nephrology department |
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Inventor after: Wu Guofeng Inventor after: Mao Yuanhong Inventor after: Wang Likun Inventor after: Ren Siying Inventor after: Tang Xin Inventor after: Tang Zhouping Inventor after: Wang Wenzhi Inventor before: Wu Guofeng Inventor before: Mao Yuanhong Inventor before: Wang Likun Inventor before: Ren Siying Inventor before: Tang Xin Inventor before: Tang Zhouping Inventor before: Yang Qingwu Inventor before: Wang Wenzhi |