CN117958897A - Cranium driller for neurosurgery operation - Google Patents
Cranium driller for neurosurgery operation Download PDFInfo
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- CN117958897A CN117958897A CN202311524376.8A CN202311524376A CN117958897A CN 117958897 A CN117958897 A CN 117958897A CN 202311524376 A CN202311524376 A CN 202311524376A CN 117958897 A CN117958897 A CN 117958897A
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- arc
- supporting plate
- shaped frame
- rod
- frame
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- 238000005553 drilling Methods 0.000 claims abstract description 14
- 210000003625 skull Anatomy 0.000 claims description 15
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000002271 resection Methods 0.000 description 2
- 208000003174 Brain Neoplasms Diseases 0.000 description 1
- 206010008111 Cerebral haemorrhage Diseases 0.000 description 1
- 208000012902 Nervous system disease Diseases 0.000 description 1
- 208000025966 Neurological disease Diseases 0.000 description 1
- 208000018737 Parkinson disease Diseases 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000013172 carotid endarterectomy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001037 epileptic effect Effects 0.000 description 1
- 238000009434 installation 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
- 238000000926 separation method Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 230000002861 ventricular Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1695—Trepans or craniotomes, i.e. specially adapted for drilling thin bones such as the skull
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1626—Control means; Display units
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1628—Motors; Power supplies
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Neurosurgery (AREA)
- Surgical Instruments (AREA)
Abstract
The invention is applicable to the technical field of medical instruments, and provides a cranium drill for neurosurgery, which comprises a mounting ring and further comprises: clamping and fixing the assembly; the first arc-shaped frame and the second arc-shaped frame are respectively rotatably arranged on the mounting ring, the first arc-shaped frame and the second arc-shaped frame are respectively provided with a first adjusting opening and a second adjusting opening, a threaded cylinder is arranged at the crossing position of the first adjusting opening and the second adjusting opening, a supporting plate II which is in sliding connection with the lower surface of the second arc-shaped frame and the second adjusting opening is fixed at the lower end of the threaded cylinder, a supporting plate I which is in sliding connection with the upper surface of the first arc-shaped frame and the first adjusting opening is also arranged on the threaded cylinder in a sliding manner, and nuts are also in threaded connection with the threaded cylinder on the upper side of the supporting plate I; the telescopic rotating assembly is fixed on the first supporting plate, the drill rod is fixed at the output end of the telescopic rotating assembly, and the drill bit is fixed at the end part of the drill rod. The invention is convenient for stable adjustment of any drilling direction, is convenient and quick to adjust, and can lighten the labor intensity of doctors.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a cranium drill for neurosurgery.
Background
Neurosurgery is a surgical treatment modality specific to neurological diseases, including brain tumor resection, cerebral hemorrhage removal, ventricular bypass, carotid endarterectomy, epileptic focal resection, deep brain electrical stimulation of parkinson's disease, etc.
In clinical work of neurosurgery, for rapid diagnosis and treatment, a patient is often subjected to cranium drilling operation, and a minimally invasive cranium drilling device is a current common instrument for cranium drilling operation, however, the current minimally invasive cranium drilling device has certain defects in use, specifically: the stable adjustment of any drilling direction is inconvenient, the adjustment is not convenient and fast enough, and the labor intensity of doctors cannot be relieved.
Therefore, in view of the above-mentioned current situation, there is an urgent need to develop a cranium drill for neurosurgery to overcome the shortcomings in the current practical applications.
Disclosure of Invention
The embodiment of the invention aims to provide a cranium drill for neurosurgery, which aims to solve the problems that the conventional device is inconvenient to stably adjust any drilling direction and is inconvenient and quick to adjust.
The embodiment of the invention is realized in such a way that the skull driller for neurosurgery comprises a mounting ring, a drill rod and a drill bit, and further comprises:
the clamping and fixing assembly is used for fixing the mounting ring on the head;
The mounting ring is rotatably provided with a first arc frame and a second arc frame respectively, the first arc frame and the second arc frame are in crisscross arrangement, the first arc frame and the second arc frame are respectively provided with a first adjusting opening and a second adjusting opening, a threaded cylinder is arranged at the crossing position of the first adjusting opening and the second adjusting opening, the lower end of the threaded cylinder is fixedly provided with a second supporting plate which is in sliding connection with the lower surface of the second arc frame and the second adjusting opening, the threaded cylinder is also provided with a first supporting plate which is in sliding connection with the upper surface of the first arc frame and the first adjusting opening, the threaded cylinder at the upper side of the first supporting plate is also in threaded connection with a nut, and the nut is used for locking and fastening the first supporting plate and the second supporting plate on the first arc frame and the second arc frame respectively;
the telescopic rotating assembly is fixed on the first supporting plate, a drill rod is fixed at the output end of the telescopic rotating assembly, the drill rod penetrates through the threaded cylinder, and a drill bit is fixed at one end, far away from the telescopic rotating assembly, of the drill rod.
Further technical scheme, the fixed subassembly of centre gripping includes splint, bearing frame, lead screw, knob and guide arm, the lead screw perpendicular to collar surface sets up, lead screw and collar threaded connection, and the outer end of lead screw is fixed with the knob, and the inner rotation of lead screw is connected with the bearing frame, and one side that the bearing frame was kept away from the lead screw is fixed with splint, one side that the splint is close to the bearing frame still is fixed with a guide arm, and the guide arm still slides from the collar and passes.
Further technical scheme, arc structure is all adopted to arc frame one and arc frame two, and arc frame one's diameter is greater than arc frame two's diameter, and arc frame two's surface and arc frame one's internal surface sliding connection, the width of regulation mouth one is the same with regulation mouth two, and screw thread section of thick bamboo and regulation mouth one and the equal sliding connection of regulation mouth two.
According to a further technical scheme, a first support shaft is fixed at two ends of the first arc-shaped frame, the first support shaft is rotationally connected with the inner wall of the mounting ring, a second support shaft is fixed at two ends of the second arc-shaped frame, the second support shaft is rotationally connected with the inner wall of the mounting ring, the first support shaft and the second support shaft are vertically arranged, and the axes of the first support shaft and the second support shaft are respectively connected with the center of the circle of the first arc-shaped frame and the center of the second arc-shaped frame through the centers of the first arc-shaped frame and the center of the second arc-shaped frame.
Further technical scheme, fagging and fagging are the circular arc shape, just fagging is the T shape, and fagging is the shape of falling T, fagging upper portion and arc frame upper surface sliding connection, fagging lower part and regulation mouth one sliding connection, fagging lower part and arc frame lower surface sliding connection, fagging upper portion and regulation mouth two sliding connection.
According to a further technical scheme, the nut adopts a hexagonal prism structure, and six holding rods are circumferentially distributed and fixed at one end of the nut, which is far away from the first supporting plate.
According to a further technical scheme, a spring is sleeved on the threaded cylinder between the first supporting plate and the second supporting plate.
According to a further technical scheme, the drill rod and the threaded cylinder are coaxially arranged, and the axis of the drill rod passes through the circle centers of the arc-shaped frame I and the arc-shaped frame II; and the second supporting plate is provided with a through hole corresponding to the threaded cylinder, the through hole and one end, far away from the through hole, of the inner cavity of the threaded cylinder are provided with supporting rings, the outer ring of each supporting ring is fixedly connected with the wall of the through hole or the inner wall of the threaded cylinder, and the inner ring of each supporting ring is connected with the drill rod in a sliding and rotating mode.
Further technical scheme, flexible rotating assembly includes arc dead lever, motor and electric telescopic cylinder, one side that fagging two was kept away from to the screw thread section of thick bamboo is equipped with the motor, and the output and the drilling rod fixed connection of motor, one side that the drilling rod was kept away from to the motor is fixed with electric telescopic cylinder, and electric telescopic cylinder and drilling rod coaxial line set up, and electric telescopic cylinder's cylinder body is still connected fixedly through arc dead lever and fagging.
Further technical scheme, arc dead lever adopts the middle part to keep away from the arc structure of motor, and the arc dead lever is equipped with two, and the arc dead lever is still connected fixedly through the cylinder body of branch and electric telescopic cylinder, and the cylinder body setting of branch perpendicular to electric telescopic cylinder.
According to the skull drill for neurosurgery, the mounting ring is conveniently and adaptively fixed on the heads of patients with different head circumferences through the clamping and fixing assembly, the first supporting plate and the second supporting plate can be loosened through loosening the nuts, the threaded cylinder can be pulled to be positioned at a proper position, the structures of the first arc-shaped frame and the second arc-shaped frame can be used for adjusting any direction, and the nuts can be locked and fixed again after adjustment is finished, so that the skull drill is convenient and rapid. Then, the drill bit can be driven to rotate and move through the telescopic rotating assembly to drill holes with specified depth, and the labor intensity of doctors is relieved.
Drawings
FIG. 1 is a schematic view of a neurosurgical skull drill according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the portion A in FIG. 1;
Fig. 3 is a schematic diagram of a front view structure of a skull drill for neurosurgery according to an embodiment of the present invention;
fig. 4 is an enlarged sectional structure schematic view of the portion B in fig. 3.
In the figure: the device comprises a clamping plate 1, a bearing seat 2, a screw rod 3, a knob 4, a guide rod 5, a mounting ring 6, a first arc-shaped frame 7, a first adjusting opening 8, a second arc-shaped frame 9, a second adjusting opening 10, a fixing rod 11, a motor 12, a supporting rod 13, an electric telescopic cylinder 14, a drill rod 15, a drill bit 16, a supporting rod 17, a supporting rod 18, a holding rod 19, a threaded cylinder 20, a nut 21, a supporting plate 22, a supporting plate 23 and a supporting ring 24.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1 to 4, a skull drill for neurosurgery according to an embodiment of the present invention includes a mounting ring 6, a drill rod 15, and a drill bit 16, and further includes:
The clamping and fixing assembly is used for fixing the mounting ring 6 on the head;
The installation ring 6 is rotatably provided with a first arc frame 7 and a second arc frame 9 respectively, the first arc frame 7 and the second arc frame 9 are crisscross, an adjusting port I8 and an adjusting port II 10 are respectively arranged on the first arc frame 7 and the second arc frame 9, a threaded cylinder 20 is arranged at the crossing position of the adjusting port I8 and the adjusting port II 10, a supporting plate II 23 which is in sliding connection with the lower surface of the second arc frame 9 and the adjusting port II 10 is fixed at the lower end of the threaded cylinder 20, a supporting plate I22 which is in sliding connection with the upper surface of the first arc frame 7 and the adjusting port I8 is also arranged on the threaded cylinder 20 in a sliding manner, a nut 21 is also in threaded connection with the threaded cylinder 20 at the upper side of the supporting plate I22, and the nut 21 is used for respectively locking and fixing the supporting plate I22 and the supporting plate II 23 on the first arc frame 7 and the second arc frame 9;
the telescopic rotating assembly is fixed on the first supporting plate 22, a drill rod 15 is fixed at the output end of the telescopic rotating assembly, the drill rod 15 penetrates through the threaded cylinder 20, and a drill bit 16 is fixed at one end, far away from the telescopic rotating assembly, of the drill rod 15.
In the embodiment of the invention, the mounting ring 6 is conveniently and adaptively fixed on the heads of different head circumference patients through the clamping and fixing assembly, then the first supporting plate 22 and the second supporting plate 23 can be loosened through loosening the nuts 21, the screw thread cylinder 20 can be pulled to be positioned at a proper position, the structures of the first arc-shaped frame 7 and the second arc-shaped frame 9 can be utilized for carrying out any-direction adjustment, and the nuts 21 can be locked and fixed again after the adjustment is finished, so that the device is convenient and quick. Then, the drill bit 16 can be driven to rotate and move through the telescopic rotating assembly to drill holes with specified depth, and the labor intensity of doctors is relieved.
As shown in fig. 1, as a preferred embodiment of the present invention, the mounting ring 6 is in a circular ring structure, corners of the mounting ring 6 are rounded, 3-6 clamping and fixing assemblies are circumferentially and uniformly distributed on the mounting ring 6, the clamping and fixing assemblies comprise clamping plates 1, bearing blocks 2, screw rods 3, knobs 4 and guide rods 5, the screw rods 3 are perpendicular to the surface of the mounting ring 6, the screw rods 3 are in threaded connection with the mounting ring 6, the knobs 4 are fixed at the outer ends of the screw rods 3, the bearing blocks 2 are rotatably connected at the inner ends of the screw rods 3, the clamping plates 1 are fixed at one side of the bearing blocks 2 away from the screw rods 3, the clamping plates 1 are in a disc-shaped structure, one side of the clamping plates 1 away from the bearing blocks 2 is preferably provided, a guide rod 5 is further fixed at one side of the clamping plates 1 close to the bearing blocks 2, the guide rods 5 are parallel to the screw rods 3, the guide rods 5 slide through the mounting ring 6, and can be stably guided by the guide rods 5, when the screw rods 3 are rotated by the operation knobs 4, positions of the clamping plates 1 can be adjusted, the clamping plates 1 can be kept not twisted, and reliability can be improved.
As shown in fig. 1-4, as a preferred embodiment of the present invention, the arc-shaped frame 7 and the arc-shaped frame 9 are both in arc-shaped structures, the diameter of the arc-shaped frame 7 is larger than that of the arc-shaped frame 9, the outer surface of the arc-shaped frame 9 is slidably connected with the inner surface of the arc-shaped frame 7, the width of the first adjusting opening 8 is the same as that of the second adjusting opening 10, and the threaded cylinder 20 is slidably connected with the first adjusting opening 8 and the second adjusting opening 10, so as to improve the reliability of adjustment.
The two ends of the arc-shaped frame I7 are respectively fixed with a first support shaft 17, the first support shaft 17 is rotationally connected with the inner wall of the mounting ring 6, the two ends of the arc-shaped frame II 9 are respectively fixed with a second support shaft 18, the second support shafts 18 are rotationally connected with the inner wall of the mounting ring 6, the first support shafts 17 and the second support shafts 18 are vertically arranged, and the axes of the first support shafts 17 and the second support shafts 18 are respectively through the circle centers of the arc-shaped frame I7 and the arc-shaped frame II 9, so that the running reliability is improved.
The first supporting plate 22 and the second supporting plate 23 are arc-shaped, the first supporting plate 22 is in a T shape, the second supporting plate 23 is in an inverted T shape, the upper portion of the first supporting plate 22 is in sliding connection with the upper surface of the first arc-shaped frame 7, the lower portion of the first supporting plate 22 is in sliding connection with the first adjusting opening 8, the lower portion of the second supporting plate 23 is in sliding connection with the lower surface of the second arc-shaped frame 9, the upper portion of the second supporting plate 23 is in sliding connection with the second adjusting opening 10, the fact that the first supporting plate 22 can stably move along the first arc-shaped frame 7 all the time is guaranteed, the second supporting plate 23 can stably move along the second arc-shaped frame 9 all the time is guaranteed, and the adjusting reliability is further improved.
The nut 21 adopts a hexagonal prism structure, six holding rods 19 are circumferentially distributed and fixed at one end of the nut 21 far away from the first supporting plate 22, and the holding rods 19 can be operated to rotate the nut 21, and tools (such as a spanner) can be used for rotating the nut 21, so that the nut 21 is flexible and convenient.
In one embodiment, in order to facilitate reliable separation between the first supporting plate 22 and the second supporting plate 23 after the nut 21 is loosened, a spring (not shown) is further sleeved on the threaded cylinder 20 between the first supporting plate 22 and the second supporting plate 23, and the nut 21 is loosened, so that the first supporting plate 22 and the second supporting plate 23 can be separated, and the adjustment is facilitated.
In one embodiment, the drill rod 15 and the threaded cylinder 20 are coaxially arranged, and the axis of the drill rod 15 passes through the centers of the arc-shaped frame 7 and the arc-shaped frame 9, so that the reliability of drilling is improved; the second supporting plate 23 is provided with a through hole corresponding to the threaded cylinder 20, so that the drill rod 15 can pass through the through hole, the through hole and one end, far away from the through hole, of the inner cavity of the threaded cylinder 20 are provided with the supporting ring 24, the outer ring of the supporting ring 24 is fixedly connected with the through hole wall or the inner wall of the threaded cylinder 20, the inner ring of the supporting ring 24 is connected with the drill rod 15 in a sliding and rotating manner, the supporting ring 24 has the function of guiding the drill rod 15, and the rotation and adjustment stability of the drill rod 15 is improved.
As shown in fig. 1, as a preferred embodiment of the present invention, the telescopic rotating assembly includes an arc-shaped fixing rod 11, a motor 12 and an electric telescopic cylinder 14, wherein the motor 12 is disposed on a side of the threaded cylinder 20 away from the second supporting plate 23, an output end of the motor 12 is fixedly connected with the drill rod 15, the electric telescopic cylinder 14 is fixed on a side of the motor 12 away from the drill rod 15, the electric telescopic cylinder 14 and the drill rod 15 are coaxially disposed, a cylinder body of the electric telescopic cylinder 14 is further connected and fixed with the first supporting plate 22 through the arc-shaped fixing rod 11, the drill rod 15 can be driven to rotate through the motor 12, and then positions of the drill bits 16 can be adjusted by using the electric telescopic cylinder 14, so that drilling with different depths can be achieved.
In one embodiment, the arc-shaped fixing rods 11 adopt an arc-shaped structure with the middle part far away from the motor 12, two arc-shaped fixing rods 11 are arranged, the arc-shaped fixing rods 11 are further connected and fixed with the cylinder body of the electric telescopic cylinder 14 through the supporting rods 13, the supporting rods 13 are perpendicular to the cylinder body of the electric telescopic cylinder 14, and the stability of the electric telescopic cylinder 14 is improved.
The above embodiment of the present invention provides a cranium drill for neurosurgery, which is convenient for adaptively fixing a mounting ring 6 on the head of different head circumference patients by clamping and fixing components, specifically: when the operation knob 4 rotates the screw rod 3, the position of the clamping plate 1 can be adjusted, the clamping plate 1 can be kept not to twist (stable guiding can be performed by the guide rod 5), and the reliability is improved.
Then the first supporting plate 22 and the second supporting plate 23 can be loosened by loosening the nuts 21, the screw thread cylinder 20 can be pulled to be positioned at a proper position, the structures of the first arc-shaped frame 7 and the second arc-shaped frame 9 can be utilized for adjusting any direction, and the nuts 21 can be locked and fixed again after the adjustment is finished, so that the screw thread cylinder is convenient and quick.
Then, the drill bit 16 can be driven to rotate and move through the telescopic rotating assembly (the drill rod 15 can be driven to rotate through the motor 12, and then the position of the drill bit 16 can be adjusted through the electric telescopic cylinder 14), so that drilling with a designated depth can be performed, and the labor intensity of doctors is relieved.
In addition, the control, model and circuit connection of each component are not particularly limited, and can be flexibly set in practical application.
The related circuits, electronic components and modules are all in the prior art, and can be completely implemented by those skilled in the art, and needless to say, the protection of the present invention does not relate to improvements of software and methods.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The utility model provides a neurosurgery is with boring cranium ware, includes collar, drilling rod and drill bit, its characterized in that still includes:
the clamping and fixing assembly is used for fixing the mounting ring on the head;
The mounting ring is rotatably provided with a first arc frame and a second arc frame respectively, the first arc frame and the second arc frame are in crisscross arrangement, the first arc frame and the second arc frame are respectively provided with a first adjusting opening and a second adjusting opening, a threaded cylinder is arranged at the crossing position of the first adjusting opening and the second adjusting opening, the lower end of the threaded cylinder is fixedly provided with a second supporting plate which is in sliding connection with the lower surface of the second arc frame and the second adjusting opening, the threaded cylinder is also provided with a first supporting plate which is in sliding connection with the upper surface of the first arc frame and the first adjusting opening, the threaded cylinder at the upper side of the first supporting plate is also in threaded connection with a nut, and the nut is used for locking and fastening the first supporting plate and the second supporting plate on the first arc frame and the second arc frame respectively;
the telescopic rotating assembly is fixed on the first supporting plate, a drill rod is fixed at the output end of the telescopic rotating assembly, the drill rod penetrates through the threaded cylinder, and a drill bit is fixed at one end, far away from the telescopic rotating assembly, of the drill rod.
2. The neurosurgical skull drill according to claim 1, wherein the clamping and securing assembly comprises a splint, a bearing housing, a screw, a knob, and a guide rod;
the screw rod is perpendicular to the surface of the mounting ring, the screw rod is in threaded connection with the mounting ring, a knob is fixed at the outer end of the screw rod, a bearing seat is rotatably connected at the inner end of the screw rod, and a clamping plate is fixed at one side of the bearing seat away from the screw rod;
one side of the clamping plate, which is close to the bearing seat, is also fixed with a guide rod, and the guide rod also slides through the mounting ring.
3. The neurosurgical skull drill according to claim 1 or 2, wherein the first arc-shaped frame and the second arc-shaped frame are both in arc-shaped structures, the diameter of the first arc-shaped frame is larger than that of the second arc-shaped frame, and the outer surface of the second arc-shaped frame is in sliding connection with the inner surface of the first arc-shaped frame;
The width of the first adjusting opening is the same as that of the second adjusting opening, and the threaded cylinder is in sliding connection with the first adjusting opening and the second adjusting opening.
4. The neurosurgical skull drill according to claim 3, wherein the first arc-shaped frame has a first pivot rotatably connected to the inner wall of the mounting ring at each end thereof;
two ends of the arc-shaped frame II are respectively fixed with a fulcrum II which is rotationally connected with the inner wall of the mounting ring;
the first support shaft and the second support shaft are vertically arranged, and the axes of the first support shaft and the second support shaft pass through the circle centers of the first arc-shaped frame and the second arc-shaped frame.
5. The neurosurgical skull drill according to claim 3, wherein the first and second support plates are arc-shaped, the first support plate is T-shaped, and the second support plate is inverted T-shaped;
The upper part of the first supporting plate is in sliding connection with the upper surface of the first arc-shaped frame, and the lower part of the first supporting plate is in sliding connection with the first adjusting opening;
The lower part of the second supporting plate is in sliding connection with the lower surface of the second arc-shaped frame, and the upper part of the second supporting plate is in sliding connection with the second adjusting opening.
6. The neurosurgical skull drill according to claim 5, wherein the nut has a hexagonal prism structure, and six holding rods are circumferentially fixed at one end of the nut away from the first stay plate.
7. The neurosurgical skull drill according to claim 5, wherein the screw barrel between the first and second support plates is further sleeved with a spring.
8. The neurosurgical skull drill according to claim 5, wherein the drill rod is coaxially arranged with the threaded cylinder, and the axis of the drill rod passes through the center of the arc-shaped frame I and the arc-shaped frame II;
and the second supporting plate is provided with a through hole corresponding to the threaded cylinder, the through hole and one end, far away from the through hole, of the inner cavity of the threaded cylinder are provided with supporting rings, the outer ring of each supporting ring is fixedly connected with the wall of the through hole or the inner wall of the threaded cylinder, and the inner ring of each supporting ring is connected with the drill rod in a sliding and rotating mode.
9. The neurosurgical skull drill according to claim 8, wherein the telescoping swivel assembly comprises an arcuate stationary rod, a motor, and an electric telescoping cylinder;
A motor is arranged on one side of the threaded cylinder, which is far away from the second supporting plate, and the output end of the motor is fixedly connected with the drill rod;
one side of the motor, which is far away from the drill rod, is fixed with an electric telescopic cylinder, the electric telescopic cylinder and the drill rod are coaxially arranged, and the cylinder body of the electric telescopic cylinder is connected and fixed with the supporting plate through an arc-shaped fixing rod.
10. The neurosurgical skull drill according to claim 9, wherein the arc-shaped fixing rods are of an arc-shaped structure with middle parts far away from the motor, and two arc-shaped fixing rods are arranged;
the arc-shaped fixing rod is further connected and fixed with the cylinder body of the electric telescopic cylinder through a supporting rod, and the supporting rod is perpendicular to the cylinder body of the electric telescopic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311524376.8A CN117958897A (en) | 2023-11-15 | 2023-11-15 | Cranium driller for neurosurgery operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311524376.8A CN117958897A (en) | 2023-11-15 | 2023-11-15 | Cranium driller for neurosurgery operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117958897A true CN117958897A (en) | 2024-05-03 |
Family
ID=90852035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311524376.8A Pending CN117958897A (en) | 2023-11-15 | 2023-11-15 | Cranium driller for neurosurgery operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117958897A (en) |
-
2023
- 2023-11-15 CN CN202311524376.8A patent/CN117958897A/en active Pending
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