CN209826817U - Scalp fixing device for craniotomy neurosurgery - Google Patents

Abstract

The utility model discloses a scalp fixing device for craniotomy neurosurgery, which comprises a transverse column and a movable plate, wherein a slip ring is sleeved on the side wall of the transverse column, a hook body is welded at the bottom end of the outer side wall of the slip ring, a stud is welded at the right end of the transverse column, a locking structure is screwed on the stud, a connecting rod is fixedly installed at the bottom end of the locking structure, the left end of the connecting rod is welded at the right end of the slip ring, a vertical plate is welded at the right end of the stud, a first fixed plate and a second fixed plate are respectively welded at the front end and the rear end of the left side surface of the vertical plate, the right end of the transverse column is provided with the stud, the stud is provided with the locking structure, the locking structure is connected with the slip ring through the connecting rod, the bottom end of the slip ring is provided with the hook body, a top block is, and can effectively avoid the occurrence of the painful condition of the patient caused by the shaking of the hook body.

Description

Scalp fixing device for craniotomy neurosurgery

Technical Field

The utility model relates to the technical field of surgical instruments, in particular to a scalp fixing device for craniotomy neurosurgery.

Background

Craniotomy, also known as craniotomy, is one of craniotomy, indicates to open patient's skull through mechanical equipment to carry out some unconventional treatments, at present after cutting open patient's scalp, need fix the scalp after cutting through the utensil, in order to avoid the scalp to influence going on of operation, traditional fixed knot constructs for a hook, and the operation in-process has medical personnel to hand, and the operation is ended, and this kind of mode not only increases medical personnel's medical intensity, and along with medical personnel's hand fatigue makes the hook shake easily, increases patient's misery, for this reason, we provide a scalp fixing device for craniotomy neurosurgery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scalp fixing device for craniotomy neurosurgery to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a scalp fixing device for craniotomy neurosurgery comprises a transverse column and a movable plate, wherein a sliding ring is sleeved on the side wall of the transverse column, a hook body is welded at the bottom end of the outer side wall of the sliding ring, a stud is welded at the right end of the transverse column, a locking structure is screwed on the stud, a connecting rod is fixedly installed at the bottom end of the locking structure, and the left end of the connecting rod is welded at the right end of the sliding ring;

the right-hand member welding of double-screw bolt has the riser, first fixed plate and second fixed plate have been welded respectively to both ends around the left surface of riser, the middle part of first fixed plate is equipped with the screw, the spiro union has the screw rod in the screw, the lateral wall rear end of screw rod is equipped with the smooth portion, the leading flank of movable plate is equipped with the round hole, the back wall of round hole is equipped with the cylinder groove, the rear end of screw rod passes the round hole welding and has the kicking block.

The rear side wall of the cylindrical groove is provided with a cambered surface.

The front end of the screw rod is welded with a fixing block.

The locking structure includes internal thread pipe, bearing and connecting block, the internal thread pipe spiro union is on the double-screw bolt, the inner circle inside wall fixed mounting of bearing is at the lateral wall left end of internal thread pipe, the top welding of connecting block is in the outer lane bottom of bearing, the left end welding of connecting block with have L shape pole, the top welding of L shape pole is at the right-hand member of connecting rod.

Fixed columns are welded at the upper end and the lower end of the outer side wall of the inner threaded pipe.

The inner hole of the slip ring is oval.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a right-hand member at the spreader is equipped with the double-screw bolt, is equipped with locking structure on the double-screw bolt, and locking structure passes through the connecting rod and connects the sliding ring, and the bottom of sliding ring is equipped with the coupler body, is equipped with the riser at the right-hand member of double-screw bolt, and the left surface of riser is equipped with first fixed plate, second fixed plate and movable plate, drives the kicking block through the screw rod of spiro union in first fixed plate and makes the movable plate move, cooperates the second fixed plate to fix the device on the bed edge of operation table, and then reduces medical personnel's medical care intensity, and can effectively avoid the coupler body shake and;

the locking structure is composed of an internal thread pipe, a bearing and a connecting block, the internal thread pipe is screwed on the stud, and the outer ring of the bearing is connected with the connecting rod, so that the sliding ring is prevented from rotating.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a left side view of the vertical plate of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a scalp fixing device for craniotomy neurosurgery comprises a cross column 1 and a moving plate 11, wherein a sliding ring 2 is sleeved on the side wall of the cross column 1, a hook body 3 is welded at the bottom end of the outer side wall of the sliding ring 2, the hook body 3 is used for hooking the scalp of a patient and pulling the scalp rightwards, a stud 4 is welded at the right end of the cross column 1, the stud 4 shown in figure 1 is divided into two parts, one part is the stud 4, the bent part at the right end of the stud 4 is a soft rod capable of being positioned by the self, for example, a rod body for connecting a base and a mobile phone holder on a support in the market is provided, a locking structure 5 is screwed on the stud 4, the locking structure 5 is used for locking the position of the hook body 3, a connecting rod 6 is fixedly installed at the bottom end of the locking;

the right end of the stud 4 is welded with a vertical plate 7, the front end and the rear end of the left side face of the vertical plate 7 are respectively welded with a first fixing plate 8 and a second fixing plate 9, the middle of the first fixing plate 8 is provided with a screw hole 10, a screw 14 is screwed in the screw hole 10, the rear end of the side wall of the screw 14 is provided with a smooth part 141, the smooth part 141 is a smooth part without threads arranged on the rear end of the side wall of the screw 14, the rear end of the side wall of the screw 14 and the inner side wall of the round hole 13 slide relatively, the front side face of the movable plate 11 is provided with a round hole 13, the rear wall of the round hole 13 is provided with a cylindrical groove 12, the rear end of the screw 14 penetrates through the round hole 13 and is welded with a top block 15, the top block 15 is positioned in the cylindrical groove 12, when the screw 14 is rotated in fig. 2, the screw 14 moves leftwards (moves backwards in fig. 1), so that the, thereby fixing the whole device.

The rear side wall of cylindrical groove 12 is equipped with cambered surface 16, and the design of cambered surface 16 for reduce the area of contact of the rear side wall of cylindrical groove 12 and the rear side of kicking block 15, and then reduce friction, reduce the resistance.

The front end of the screw 14 is welded with a fixing block 17, and the screw 14 is convenient to rotate due to the design of the fixing block 17.

Locking structure 5 includes internal thread pipe 18, bearing 19 and connecting block 20, internal thread pipe 18 spiro union is on double-screw bolt 4, bearing 19's inner circle inside wall fixed mounting is at internal thread pipe 18's lateral wall left end, the top welding of connecting block 20 is in the outer lane bottom of bearing 19, the left end welding of connecting block 20 with have L shape pole 21, the top welding of L shape pole 21 is at the right-hand member of connecting rod 6, when pulling patient's scalp, through coupler body 3 hook in the scalp, rotate internal thread pipe 18 again, make internal thread pipe 18 remove to the right, and then make coupler body 3 move to the right.

Fixed columns 22 are welded at the upper end and the lower end of the outer side wall of the internal threaded pipe 18, and the internal threaded pipe 18 is convenient to rotate due to the design of the fixed columns 22.

The inner hole of the slip ring 2 is oval, the cross section of the transverse column 1 is also oval, the slip ring 2 can be prevented from rotating, and the reliability of rightward movement of the hook body 3 is improved.

The working principle is as follows: when the scalp of a patient is fixed during an operation, the hook body 3 is hooked in the scalp, the internal thread tube 18 is rotated, the internal thread tube 18 moves rightwards, the hook body 3 moves rightwards, the position of the vertical plate 7 is adjusted through the soft rod at the right end of the stud 4, the front side face of the second fixing plate 9 is attached to the bottom of the bed edge, the screw rod 14 is rotated, the screw rod 14 moves leftwards (moves backwards in the figure 1), the top block 15 is in contact with the rear side wall of the cylindrical groove 12, the moving plate 11 is driven to move leftwards, the second fixing plate 9 is matched to be clamped on the bed edge of the operation bed, and the whole device is fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A scalp fixing device for craniotomy neurosurgery is characterized in that: the movable type lifting device comprises a transverse column (1) and a movable plate (11), wherein a sliding ring (2) is sleeved on the side wall of the transverse column (1), a hook body (3) is welded at the bottom end of the outer side wall of the sliding ring (2), a stud (4) is welded at the right end of the transverse column (1), a locking structure (5) is connected onto the stud (4) in a threaded mode, a connecting rod (6) is fixedly installed at the bottom end of the locking structure (5), and the left end of the connecting rod (6) is welded at the right end of the sliding ring (2);

the right-hand member welding of double-screw bolt (4) has riser (7), first fixed plate (8) and second fixed plate (9) have been welded respectively at both ends around the left surface of riser (7), the middle part of first fixed plate (8) is equipped with screw (10), threaded connection has screw rod (14) in screw (10), the lateral wall rear end of screw rod (14) is equipped with smooth portion (141), the leading flank of movable plate (11) is equipped with round hole (13), the back wall of round hole (13) is equipped with cylindrical groove (12), the rear end of screw rod (14) passes round hole (13) and welds kicking block (15).

2. A scalp fixation device for cranial nerve surgery according to claim 1, wherein: the rear side wall of the cylindrical groove (12) is provided with a cambered surface (16).

3. A scalp fixation device for cranial nerve surgery according to claim 1, wherein: the front end of the screw (14) is welded with a fixed block (17).

4. A scalp fixation device for cranial nerve surgery according to claim 1, wherein: locking structure (5) are including internal thread pipe (18), bearing (19) and connecting block (20), internal thread pipe (18) spiro union is on double-screw bolt (4), the inner circle inside wall fixed mounting of bearing (19) is at the lateral wall left end of internal thread pipe (18), the top welding of connecting block (20) is in the outer lane bottom of bearing (19), the left end welding of connecting block (20) with have L shape pole (21), the top welding of L shape pole (21) is at the right-hand member of connecting rod (6).

5. A scalp fixation device for cranial nerve surgery according to claim 4, wherein: fixing columns (22) are welded at the upper end and the lower end of the outer side wall of the internal threaded pipe (18).

6. A scalp fixation device for cranial nerve surgery according to claim 1, wherein: the inner hole of the slip ring (2) is oval.