CN210784533U

CN210784533U - Skull drill for neurosurgery

Info

Publication number: CN210784533U
Application number: CN201921230905.2U
Authority: CN
Inventors: 孔博
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-06-19
Anticipated expiration: 2029-08-01

Abstract

The utility model relates to the field of medical equipment, in particular to a skull drilling device for neurosurgery, which comprises a main body shell and a handle arranged at the left part of the lower side, wherein a motor for driving a drill bit is arranged in the main body shell, the drill bit is arranged at the right side of the main body shell, a miniature electric push rod is arranged at the left side in the main body shell of the medical equipment, the output shaft end of the electric push rod is connected at the left end of the motor through a concave frame, an arc convex lens is arranged at the front part of the right side of the main body shell, the outer side wall of the arc convex lens is provided with scale marks, the upper inner wall and the lower inner wall at the right side in the main body shell are provided with chutes; the utility model discloses electric putter is at the uniform velocity push motor slow movement to realize that control bores into speed, and then the doctor of being convenient for control bores into speed and bores into the degree of depth, avoids becoming to bore into the hole more shallow or too dark, improves the success rate of performing the operation, avoids boring into moreover and causes the damage to patient's head deeply.

Description

Skull drill for neurosurgery

Technical Field

The utility model relates to the field of medical equipment, concretely relates to neurosurgery is with boring cranium ware.

Background

Craniotomy is also called craniotomy and is generally indicated as an operation performed under the conditions of craniocerebral injury of a patient or removal of brain tumor of the patient in the clinical neurosurgery. In general, a skull-opening operation is performed by cutting a U-shaped opening on the scalp of a patient, drilling holes in the skull, taking out the corresponding skull, performing medical operation, and placing the skull back to suture the wound.

At present, a skull drill is generally designed into a gun-shaped structure, a motor for driving a drill bit is arranged in the skull drill, a doctor holds the skull drill by hand, the drill bit is close to the head of a patient, and the drilling depth and the drilling speed are manually controlled, so that the skull opening of the head of the patient is realized.

However, the craniotome in the application process has the following defects and shortcomings:

doctors usually control the drilling depth and the drilling speed manually, and doctors with low seniority cannot accurately control the drilling depth and the strength of a drill bit, so that the drilled hole is shallow or too deep, the operation treatment effect is further influenced, and certain head injury can be caused to patients when the drill bit is drilled too deep.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

To the above-mentioned shortcoming that prior art exists, the utility model provides a neurosurgery is with boring cranium ware can solve prior art's doctor manual control drilling depth degree and drilling speed usually effectively, and the unable accurate control drill bit of the shallow doctor seniority drills into the degree of depth and drill bit dynamics, causes to bore into the hole more shallow or too dark, and then not only influences the operation treatment, drills into too deeply moreover and can produce the problem of certain head damage to the patient.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a skull drill for neurosurgery, includes main part shell and sets up the handle at downside left part, is provided with the motor of drive drill in the main part shell, and the drill bit sets up main part shell right side, the left side is provided with miniature electric putter in the main part shell, miniature electric putter output axle head through concave type frame connect at the motor left end, and main part shell right side front portion is provided with arc convex lens, and arc convex lens lateral wall is provided with the scale marking, and the spout has been seted up to inside wall about the right side in the main part shell, all be connected with through a plurality of miniature attenuator of group with spout complex slider on the lower part on the motor circumference lateral wall, motor output axle head is through assembly subassembly and drill bit fixed connection, and motor circumference lateral wall front side is provided with the pointer of red sign, main part shell right side threaded connection.

Further, the handle has set gradually motor button and electric putter second grade button from the top down, presses motor button, realizes the rotation of motor, presses electric putter second grade button once, then realizes that electric putter's output promotes the motor right, presses twice electric putter second grade button, then realizes that the electric putter output stimulates the motor left.

Further, the assembly subassembly includes the axostylus axostyle of key-type connection at the motor output axle head, and the rectangle fixed slot has been seted up to the axostylus axostyle right-hand member, and the downside all sets up threaded hole on the rectangle fixed slot, the welding of drill bit left end have with rectangle fixed slot clearance fit's rectangle piece, the thread groove has all been seted up with the front and back lateral wall from top to bottom to the rectangle piece, thread groove female connection has the screw, the rectangle fixed slot is all worn out through the screw hole to the screw, through the mutually supporting of rectangle fixed slot and rectangle piece, not only improves the fastness of drill bit and axostylus axostyle, is convenient for moreover.

Furthermore, a bearing sleeved on the circumferential side wall of the shaft lever is arranged at the right end in the main body shell, so that the stability of the rotating and moving process of the shaft lever is improved.

Furthermore, the supporting component comprises a threaded ring which is in threaded connection with the right side of the main body shell, the upper side and the lower side of the circumferential side wall of the threaded ring are hinged and rotated with rubber circular plates through connecting pieces, the optimal distance between a drill bit of the device and the head of a patient is adjusted through rotating the threaded ring, and the stability of the operation of holding the device by hand is improved through the supporting effect of the rubber circular plates and the connecting pieces.

Advantageous effects

Adopt the utility model provides a technical scheme compares with known public technique, has following beneficial effect:

the utility model discloses an electric putter is at the uniform velocity push motor slow movement to realize that control bores into speed, and then the doctor of being convenient for control bores into speed and bores into the degree of depth, avoids becoming to bore into the hole more shallow or too dark, improves the success rate of performing the operation, avoids boring into too deeply moreover and causes the damage to patient's head.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic perspective view of the present invention;

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

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 4 is an enlarged schematic view of the structure at B of the present invention;

the reference numerals in the drawings denote: 1-a body shell; 2-a handle; 3-driving the drill bit; 4-a motor; 5-a miniature electric push rod; 6-arc convex lens; 7-a miniature damper; 8-a slide block; 9-a pointer; 10-motor button; 11-electric push rod secondary button; 12-an axle rod; 13-rectangular fixing grooves; 14-a rectangular block; 15-a bearing; 16-thread turns; 17-rubber disks.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Examples

A cranial drill for neurosurgery of the present embodiment, with reference to fig. 1 to 4: including main part casing 1 and the handle 2 of setting at downside left part, be provided with the motor 4 of drive drill bit 3 in the main part casing 1, drill bit 3 sets up main part casing 1 right side, the left side is provided with miniature electric putter 5 in the main part casing 1, miniature electric putter 5 output shaft end is put up the connection at the motor 4 left end through concave type, 1 right side front portion of main part casing is provided with arc

convex lens

6, 6 lateral walls of arc convex lens are provided with the scale marking, the spout has been seted up to inside wall about the right side in the main part casing 1, all be connected with through a plurality of groups miniature attenuator 7 with spout complex slider 8 on the lower part on the motor 4 circumference lateral wall, motor 4 output shaft end is through assembly spare and 3 fixed connection of drill bit, motor 4 circumference lateral wall front side is provided with the pointer 9 of red sign, 1 right side threaded connection of.

The handle 2 is sequentially provided with a motor button 10 and an electric push rod secondary button 11 from top to bottom, the motor button 10 is pressed to realize the rotation of the motor 4, the output end of the electric push rod 5 pushes the motor 4 rightwards when the electric push rod secondary button 11 is pressed once, and the output end of the electric push rod 5 pulls the motor 4 leftwards when the electric push rod secondary button 11 is pressed twice; the assembly component comprises a shaft lever 12 which is connected with the output shaft end of the motor 4 in a key mode, a rectangular fixing groove 13 is formed in the right end of the shaft lever 12, threaded holes are formed in the upper side and the lower side of the rectangular fixing groove 13, a rectangular block 14 which is in clearance fit with the rectangular fixing groove 13 is welded at the left end of the drill bit 3, thread grooves are formed in the upper side, the lower side, the front side wall and the rear side wall of the rectangular block 14, screws are connected with the thread grooves in a threaded mode, the screws penetrate through the rectangular fixing groove 13 through the threaded holes, through the mutual matching of the rectangular fixing groove 13 and the rectangular block 14, the firmness of the drill bit 3 and the shaft lever 12 is improved, the drill bit 3 is convenient; a bearing 15 sleeved on the circumferential side wall of the shaft lever 12 is arranged at the right end in the main body shell member 1, so that the stability of the shaft lever 12 in the rotating and moving process is improved; the supporting component comprises a threaded ring 16 which is in threaded connection with the right side of the main body shell component 1, the upper side and the lower side of the circumferential side wall of the threaded ring 16 are hinged and rotated through connecting pieces to form a rubber circular plate 17, the threaded ring 16 is rotated to pass through, the optimal distance between the drill bit 3 of the device and the head of a patient is adjusted, the stability of the operation of holding the device by hand is improved through the supporting effect of the rubber circular plate 17 and the connecting pieces, and meanwhile, the ache feeling caused by holding the device by a doctor for a.

The device selects a miniature electric push rod 5 of GRA-L25 model and a miniature damper 7 of N12-3-11 model, when in use, the handle 2 is held by hand, the drill bit 3 is aligned to the upper side of a required hole opening position and is kept to be still, the motor 4 is started to drive the drill bit 3 to rotate, the electric push rod 5 is started, the motor 4 is pushed by the electric push rod 5 to slowly move towards the head of a patient and open a hole, the moving distance of the pointer 9 is observed through the arc convex lens 6, so that the turning depth of the drill bit 3 can be known, and meanwhile, the motor 4 is pushed by the electric push rod 5 at a constant speed to slowly move, so that the drilling speed is controlled, a doctor can conveniently control the drilling speed and the drilling depth, a drilled hole is prevented from being shallow or too deep, the success rate of an operation is improved, and; in the trompil process, through mutually supporting of slider 8 and spout, improve the stability of motor 4 in casing 1 to through miniature attenuator 7 connection motor 4 and slider 8, alleviate the vibrations of motor 4 to casing 1 production, not only improve the stability when 3 bore of drill bit, improve handheld the device's stability moreover.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a neurosurgery is with boring cranium ware, includes main part shell spare (1) and sets up handle (2) in the downside left part, is provided with motor (4) of drive drill bit (3) in main part shell spare (1), and drill bit (3) set up main part shell spare (1) right side, at its characterized in that: the left side is provided with miniature electric putter (5) in main part casing spare (1), and miniature electric putter (5) output axle head is connected at motor (4) left end through concave type frame, and main part casing spare (1) right side front portion is provided with arc convex lens (6), and arc convex lens (6) lateral wall is provided with the scale marking, and the spout has been seted up to inside wall about the right side in main part casing spare (1), all be connected with through a plurality of miniature dampers (7) of group on the lower part on motor (4) circumference lateral wall with spout complex slider (8), motor (4) output axle head is through assembly subassembly and drill bit (3) fixed connection, and motor (4) circumference lateral wall front side is provided with pointer (9) of red sign, main part casing spare (1) right side threaded connection has the supporting component.

2. The cranial drill for neurosurgery according to claim 1, wherein the handle (2) is provided with a motor button (10) and an electric push rod secondary button (11) in sequence from top to bottom.

3. The cranial drill for neurosurgery according to claim 1, wherein the assembly component comprises a shaft rod (12) which is connected with the output shaft end of the motor (4) in a key manner, a rectangular fixing groove (13) is formed in the right end of the shaft rod (12), threaded holes are formed in the upper side and the lower side of the rectangular fixing groove (13), a rectangular block (14) which is in clearance fit with the rectangular fixing groove (13) is welded at the left end of the drill bit (3), threaded grooves are formed in the upper side, the lower side, the front side wall and the rear side wall of the rectangular block (14), screws are connected in the threaded grooves in a threaded manner, and the screws penetrate through the rectangular fixing.

4. The cranial drill for neurosurgery according to claim 3, wherein the main body housing member (1) is provided at its inner right end with a bearing (15) fitted over the circumferential side wall of the shaft rod (12).

5. The cranial drill for neurosurgery according to claim 1, wherein the support component comprises a threaded ring (16) screwed on the right side of the main body shell member (1), and rubber round plates (17) are hinged on the upper and lower circumferential side walls of the threaded ring (16) through connecting pieces.