CN112451039A

CN112451039A - Improved skull drill for neurosurgery

Info

Publication number: CN112451039A
Application number: CN202011454921.7A
Authority: CN
Inventors: 代永金
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-03-09
Anticipated expiration: 2040-12-09
Also published as: CN112451039B

Abstract

The invention discloses an improved skull drill for neurosurgery, which comprises a head hoop, a rotating seat, a sliding seat and an electric drill, wherein a plurality of fixing mechanisms are arranged at the lower part of the head hoop, the rotating seat is rotatably arranged at the upper part of the head hoop, fastening bolts which are bilaterally symmetrical are screwed at the upper part of the head hoop, two arc-shaped slide rails are fixedly connected onto the rotating seat, a slide groove is arranged in each arc-shaped slide rail, two half screw rods are fixedly connected to the side surface of the sliding seat, the two half screw rods are respectively and slidably arranged in the slide grooves, the tail ends of the two half screw rods are respectively and spirally connected with a fastening nut, a guide hole is arranged at the center of the sliding seat, a guide cylinder is arranged at the head part of the. The beneficial effects are that: utilize fixed establishment and head hoop cooperation to fix the head hoop at patient's head, utilize fastening bolt, rotate seat, arc slide rail, the seat that slides, half screw rod, fastening nut and head hoop cooperation, play support and guide effect to the electric drill, be convenient for control the position and the angle of electric drill, convenient operation.

Description

Improved skull drill for neurosurgery

Technical Field

The invention relates to the field of medical instruments, in particular to an improved cranial drill for neurosurgery.

Background

At present, in the clinical work of neurosurgery, for the purpose of rapid diagnosis and treatment, a skull drilling operation is often performed on a patient, and a minimally invasive skull drill is a common instrument for the skull drilling operation at present, however, certain defects exist in the use of the existing minimally invasive skull drill, most of the existing skull drills have simple structures, the problems of skull drilling position deviation and uncontrollable angle and force are easily caused by the fact that a doctor holds the existing skull drill by hand to operate, and the operation difficulty is increased, so that the improved minimally invasive skull drill for the clinical operation of neurosurgery is designed to solve the problems.

Disclosure of Invention

It is an object of the present invention to overcome the above problems of the prior art and to provide an improved cranial drill for neurosurgery.

In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:

the utility model provides a modified bores cranium ware that neurosurgery used, includes annular head hoop of circle, annular rotation seat, the seat of sliding, electric drill, a plurality of fixed establishment of arranging according to the annular array are installed to the lower part of head hoop, rotate the seat and rotate the upper portion of installing at the head hoop, the upper portion spiro union of head hoop has bilateral symmetry's fastening bolt, it has the arc slide rail of two symmetries to rotate the seat on, every be equipped with curved spout one in the arc slide rail, the side rigid coupling of the seat of sliding has the half screw rod of two symmetries, two half screw rod slidable mounting respectively is in the spout, two the terminal spiro union fastening nut separately of half screw rod, the center of the seat of sliding is equipped with the guiding hole, the guide cylinder is installed to the head of electric drill, the guide cylinder inserts in the guiding hole, the drilling rod is installed at the head center of electric drill.

Furthermore, the upper portion of the head band is provided with an annular track groove with an upward opening, the lower portion of the rotating seat is rotatably installed in the track groove, the fastening bolt is in threaded connection with the side wall of the head band outside the track groove, and the tail end of the fastening bolt is abutted to the rotating seat.

Furthermore, the section of the rotating seat is T-shaped.

Furthermore, the spacing distance between the two arc-shaped sliding rails is equal to the spacing distance between the two half screws.

Furthermore, the guide cylinder comprises a mounting pipe used for being screwed on the head of the electric drill and a guide pipe covering the upper part of the drill rod, the mounting pipe and the guide pipe are integrally manufactured, the inner diameter of the guide pipe is larger than the diameter of the drill rod, and the outer diameter of the guide pipe is equal to the inner diameter of the guide hole.

Further, fixed establishment includes manual bolt, hard tray, silica gel pad, manual bolt spiro union is on the headband, the afterbody at manual bolt is overlapped to hard tray, the one end of keeping away from manual bolt at hard tray is pasted to the silica gel pad.

The invention has the beneficial effects that: utilize fixed establishment and head hoop cooperation to fix the head hoop at patient's head, utilize fastening bolt, rotate seat, arc slide rail, the seat that slides, half screw rod, fastening nut and head hoop cooperation, play support and guide effect to the electric drill, be convenient for control the position and the angle of electric drill, convenient operation alleviates doctor's intensity of labour.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a schematic structural view of a burr-drilling device according to the present invention;

FIG. 2 is a schematic view of the head band of the present invention;

FIG. 3 is a schematic view of the combination of the rotary seat and the arc-shaped slide rail according to the present invention;

FIG. 4 is a schematic structural view of a sliding seat, a half screw rod and a fastening nut in the invention;

FIG. 5 is a schematic structural diagram of an electric drill, a drill rod and a guide cylinder assembly in the invention;

fig. 6 is a schematic structural view of the fixing mechanism of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 6, an improved skull drill for neurosurgery comprises an annular head band 1, an annular rotating seat 2, a sliding seat 3 and an electric drill 4, wherein four fixing mechanisms 5 arranged in an annular array are installed at the lower part of the head band 1, the rotating seat 2 is rotatably installed at the upper part of the head band 1, the upper part of the head band 1 is in threaded connection with bilaterally symmetrical fastening bolts 6, two symmetrical arc-shaped slide rails 7 are fixedly connected to the rotating seat 2, an arc-shaped chute 8 is arranged in each arc-shaped slide rail 7, two symmetrical half screw rods 9 are fixedly connected to the side surface of the sliding seat 3, the two half screw rods 9 are respectively and slidably installed in the chute 8, the tail ends of the two half screw rods 9 are respectively screwed with a fastening nut 10, the center of the sliding seat 3 is provided with a guide hole 11, the head of the electric drill 4 is provided with a guide cylinder 12, the guide cylinder 12 is inserted into the guide hole 11, and the center of the head of the electric drill 4 is provided with a drill rod 13.

Utilize fixed establishment and head hoop cooperation to fix the head hoop at patient's head, utilize fastening bolt, rotate seat, arc slide rail, the seat that slides, half screw rod, fastening nut and head hoop cooperation, play support and guide effect to the electric drill, be convenient for control the position and the angle of electric drill, convenient operation alleviates doctor's intensity of labour.

The upper part of the head hoop 1 is provided with a circular track groove 14 with an upward opening, the lower part of the rotating base 2 is rotatably installed in the track groove 14, the fastening bolt 6 is screwed on the side wall of the head hoop outside the track groove 14, and the tail end of the fastening bolt 6 is abutted against the rotating base 2. When the fastening bolt is unscrewed, the rotating seat can rotate relative to the head band, so that the position of the arc-shaped sliding rail is adjusted.

The section of the rotating seat 2 is T-shaped, so that the rigidity of the rotating seat 2 is improved.

The spacing distance between the two arc-shaped sliding rails 7 is equal to the spacing distance between the two half screws 9. So that the sliding seat is just clamped between the two arc-shaped sliding rails.

The guide cylinder 12 comprises a mounting tube 15 for being screwed on the head of the electric drill 4 and a guide tube 16 covering the upper part of the drill rod 13, the mounting tube 15 and the guide tube 16 are integrally manufactured, the inner diameter of the guide tube 16 is larger than the diameter of the drill rod 13, and the outer diameter of the guide tube 16 is equal to the inner diameter of the guide hole 11.

The fixing mechanism 5 comprises a manual bolt 17, a hard tray 18 and a silica gel pad 19, the manual bolt 17 is screwed on the head hoop 1, the hard tray 18 is sleeved at the tail part of the manual bolt 17, and the silica gel pad 19 is adhered to one end, far away from the manual bolt 17, of the hard tray 18.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. An improved cranial drill for neurosurgery, characterized in that: including annular head hoop, the annular seat that rotates of circle, the seat of sliding, electric drill, a plurality of fixed establishment who arranges according to annular array are installed to the lower part of head hoop, rotate the seat and rotate the upper portion of installing at the head hoop, the upper portion spiro union of head hoop has bilateral symmetry's fastening bolt, it has the arc slide rail of two symmetries to rotate the rigid coupling on the seat, every be equipped with curved spout one in the arc slide rail, the side rigid coupling of the seat of sliding has the half screw rod of two symmetries, two half screw rod slidable mounting respectively is in the spout, two the terminal spiro union fastening nut separately of half screw rod, the center of the seat of sliding is equipped with the guiding hole, the guide cylinder is installed to the head of electric drill, the drilling rod is installed at the head center of electric drill.

2. The improved neurosurgical burr hole drill of claim 1, wherein: the upper portion of head hoop is equipped with the annular track groove of an ascending ring of opening, the lower part of rotating the seat is rotated and is installed in the track groove, fastening bolt spiro union is on the head hoop lateral wall in the track groove outside, just fastening bolt's end and rotation seat butt.

3. The improved neurosurgical burr hole drill of claim 1, wherein: the section of the rotating seat is T-shaped.

4. The improved neurosurgical burr hole drill of claim 1, wherein: the spacing distance between the two arc-shaped sliding rails is equal to the spacing distance between the two half screws.

5. The improved neurosurgical burr hole drill of claim 1, wherein: the guide cylinder comprises a mounting pipe used for being screwed on the head of the electric drill and a guide pipe covering the upper part of the drill rod, the mounting pipe and the guide pipe are integrally manufactured, the inner diameter of the guide pipe is larger than the diameter of the drill rod, and the outer diameter of the guide pipe is equal to the inner diameter of the guide hole.

6. The improved neurosurgical burr hole drill of claim 1, wherein: the fixing mechanism comprises a manual bolt, a hard tray and a silica gel pad, the manual bolt is screwed on the head hoop, the hard tray is sleeved at the tail of the manual bolt, and the silica gel pad is adhered to one end, far away from the manual bolt, of the hard tray.