CN212939883U

CN212939883U - Cutter for neurosurgery operation

Info

Publication number: CN212939883U
Application number: CN202020735292.4U
Authority: CN
Inventors: 王飞; 李春红; 盘汉佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2021-04-13
Anticipated expiration: 2030-05-07

Abstract

The utility model provides a cutter for neurosurgery relates to operation cutting device technical field. This cutterbar for neurosurgery, including the handle, the handle both sides all are provided with pulls the subassembly, the handle bottom is provided with cutter unit spare, pull the subassembly and include slider, connecting rod and lead screw, slider sliding connection is in the handle both sides, connecting rod fixed connection keeps away from handle one side in the slider, the connecting rod sets up in the connecting rod bottom and rotates with the connecting rod to be connected, the lead screw run through the slider and with slider threaded connection, cutter unit spare includes montant and blade. This cutterbar for neurosurgery can drive montant and blade to a lateral tilt through the connecting rod, is favorable to adapting to the cutting of different position wounds, is convenient for adjust the angle of blade through this device to have good stability after adjusting, be favorable to coming the angle of specifically adjusting the blade according to the position of different wounds.

Description

Cutter for neurosurgery operation

Technical Field

The utility model relates to an operation cutting device technical field specifically is a cutterbar for neurosurgery.

Background

Neurosurgery is a branch of surgery, and is a branch of surgery, which is based on surgery as a main treatment means, and is used for researching the injury, inflammation, tumor, deformity and certain genetic metabolic disorders or dysfunctional diseases of human nervous systems, such as brain, spinal cord and peripheral nervous systems, and related auxiliary mechanisms, such as skull, scalp, cerebral vessels and meninges, by using a unique neurosurgical research method: the etiology and pathogenesis of epilepsy, Parkinson's disease, neuralgia and other diseases, and a high, seminal and apical discipline of new diagnosis, treatment and prevention technologies are explored, neurosurgery is mainly used for treating diseases of nervous systems of brain, spinal cord and the like caused by trauma, for example, cerebral hemorrhage and bleeding amount endanger life, brain trauma caused by car accidents, or brain tumor compression and operation treatment are needed.

The cutter that present neurosurgery used in the operation process is mostly simple blade, can not adjust the angle of blade when in actual use, consequently operates inconveniently when cutting some special parts for current cutter practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough of prior art, the utility model provides a cutterbar for neurosurgery to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a cutter for neurosurgery comprises a handle, wherein traction components are arranged on two sides of the handle, and a cutter component is arranged at the bottom of the handle;

the traction assembly comprises a sliding block, a connecting rod and a lead screw, the sliding block is connected to two sides of the handle in a sliding mode, the connecting rod is fixedly connected to one side, away from the handle, of the sliding block, the connecting rod is arranged at the bottom end of the connecting rod and is rotatably connected with the connecting rod, and the lead screw penetrates through the sliding block and is in threaded connection with the sliding block;

the cutter assembly comprises a vertical rod and a blade, a groove is formed in the bottom of the handle, the top end of the vertical rod is rotatably connected into the groove, the blade is fixedly connected to the bottom end of the vertical rod, and the connecting rod is close to one end of the vertical rod and is rotatably connected with the vertical rod.

Preferably, both sides of the handle are provided with sliding grooves, and the sliding blocks are connected inside the sliding grooves in a sliding mode.

Preferably, both ends of the screw rod are provided with polished rods, both ends of the screw rod are fixedly connected with bearings, and the screw rod is rotatably connected with the handle through the bearings.

Preferably, the connecting rod bottom is provided with first notch, the first round axle of the equal fixedly connected with in both sides around the connecting rod, connecting rod one end is rotated through first round axle and is connected in first notch inside.

Preferably, both sides are the third circle axle of equal fixedly connected with around the montant, the montant passes through the third circle axle and rotates to be connected inside the recess.

Preferably, the montant both sides all are provided with the second notch, the equal fixedly connected with second circle axle in both sides around the connecting rod, the connecting rod is close to montant one end and passes through the rotation of second circle axle to be connected inside the second notch.

Preferably, the top end of the screw rod penetrates through the handle and extends to the outer side of the handle, and one end of the screw rod, which extends to the outer side of the handle, is fixedly connected with a rotating disc.

The utility model provides a cutterbar for neurosurgery, its beneficial effect who possesses as follows:

1. this cutterbar for neurosurgery passes through the carousel and drives the lead screw rotation, and the lead screw can drive the slider at the inside up-and-down motion of spout to drive the connecting rod up-and-down motion in its outside, be convenient for drive slider up-and-down motion through this device, and can not exert an influence, convenient operation to doctor's normal use.

2. This cutterbar for neurosurgery can drive the slider of both sides upwards and downstream respectively through the lead screw of both sides when in-service use, can utilize the slider to drive connecting rod up-and-down motion, thereby the pulling connecting rod can drive montant and blade to a lopsidedness through the connecting rod, be favorable to adapting to the cutting of different position wounds, be convenient for adjust the angle of blade through this device, and have good stability after adjusting, be favorable to coming the angle of specifically adjusting the blade according to the position of different wounds, the practicality is stronger.

Drawings

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

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

FIG. 3 is an enlarged view of the structure of part A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the structure of the portion B of FIG. 1 according to the present invention;

fig. 5 is an enlarged view of the structure of the portion C of fig. 2 according to the present invention.

In the figure: 1. a grip; 2. a slider; 3. a connecting rod; 4. a connecting rod; 5. a screw rod; 6. a vertical rod; 7. a blade; 8. a chute; 9. a first notch; 10. a third circular shaft; 11. a second notch; 12. a turntable; 13. a second circular shaft.

Detailed Description

The embodiment of the utility model provides a cutter for neurosurgery, as shown in figures 1-5, comprising a handle 1, traction components are arranged on both sides of the handle 1, and a cutter component is arranged at the bottom of the handle 1;

the traction assembly comprises a sliding block 2, a connecting rod 3, a connecting rod 4 and a lead screw 5, the sliding block 2 is slidably connected to two sides of a handle 1, sliding grooves 8 are formed in two sides of the handle 1, the sliding block 2 is slidably connected inside the sliding grooves 8, the connecting rod 3 is fixedly connected to one side, away from the handle 1, of the sliding block 2, the connecting rod 4 is arranged at the bottom end of the connecting rod 3 and is rotatably connected with the connecting rod 3, the lead screw 5 penetrates through the sliding block 2 and is in threaded connection with the sliding block 2, two ends of the lead screw 5 are respectively provided with a polished rod, two ends of the lead screw 5 are respectively and fixedly connected with a bearing, the lead screw 5 is rotatably connected with the handle 1 through the bearing;

cutter unit spare includes montant 6 and

blade

7, 1 bottom of handle is provided with the recess, 6 tops of montant are rotated and are connected inside the recess, the equal fixedly connected with third circle axle 10 in both sides around the montant 6, montant 6 rotates through third circle axle 10 and connects inside the recess, 7 fixed connection in the 6 bottom of montant of blade, connecting rod 4 is close to 6 one end of montant and is connected with montant 6 rotation, 3 bottoms of connecting rod are provided with first notch 9, the equal first circle axle of fixedly connected with in both sides around the connecting

rod

4, 4 one end of connecting rod is rotated through first circle axle and is connected inside

first notch

9, 6 both sides of montant all are provided with second notch 11, the equal fixedly connected with second circle axle 13 in both sides around the connecting rod 4, connecting rod 4 is close to 6 one end of montant and rotates through second circle.

The implementation mode is specifically as follows: the rotary table 12 is arranged at the top end of the screw rod 5, the screw rod 5 is driven to rotate through the rotary table 12 when the device is used, two ends of the screw rod 5 are both provided with polished rods and are rotatably connected with the handle 1 through bearings, so that the screw rod 5 can be easily driven to rotate through the rotary table 12, the screw rod 5 is in threaded connection with the sliding block 2, the sliding block 2 can be driven to move up and down in the sliding groove 8 through rotation of the screw rod 5, the connecting rod 3 on the outer side of the sliding block is driven to move up and down, the sliding block 2 can be conveniently driven to move up and down through the device, the normal use;

because connecting rod 4 both ends rotate with connecting rod 3 and montant 6 respectively and are connected, consequently can drive the lead screw 5 of both sides respectively upwards and downstream through the lead screw 5 of both sides when in actual use, can utilize slider 2 to drive connecting rod 3 up-and-down motion, thereby can stimulate connecting rod 4 to a lateral motion, can drive montant 6 and blade 7 to a lopsidedness through connecting rod 4, thereby can adjust the angle of blade 7, be favorable to the cutting of adaptation different position wounds, be convenient for adjust the angle of blade 7 through this device, and have good stability after adjusting, be favorable to coming the angle of specifically adjusting blade 7 according to the position of different wounds, the practicality is stronger.

The working principle is as follows: drive lead screw 5 through carousel 12 and rotate, can drive slider 2 at the inside up-and-down motion of spout 8, thereby drive the connecting rod 3 up-and-down motion in its outside, because connecting rod 4 both ends rotate with connecting rod 3 and montant 6 respectively and be connected, consequently can drive the lead screw 5 of both sides respectively and make progress and downstream through the lead screw 5 of both sides when in actual use, and then stimulate connecting rod 4 to the side motion, can drive montant 6 and blade 7 to a lopsidedness through connecting rod 4, thereby can adjust the angle of blade 7.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cutter for neurosurgery, comprising a grip (1), characterized in that: traction assemblies are arranged on two sides of the handle (1), and a cutter assembly is arranged at the bottom of the handle (1);

the traction assembly comprises a sliding block (2), a connecting rod (3), a connecting rod (4) and a lead screw (5), the sliding block (2) is connected to two sides of the handle (1) in a sliding mode, the connecting rod (3) is fixedly connected to one side, far away from the handle (1), of the sliding block (2), the connecting rod (4) is arranged at the bottom end of the connecting rod (3) and is connected with the connecting rod (3) in a rotating mode, and the lead screw (5) penetrates through the sliding block (2) and is in threaded connection with the sliding block (2);

the cutter subassembly includes montant (6) and blade (7), handle (1) bottom is provided with the recess, montant (6) top is rotated and is connected inside the recess, blade (7) fixed connection is in montant (6) bottom, connecting rod (4) are close to montant (6) one end and are rotated with montant (6) and be connected.

2. The neurosurgical cutter of claim 1, wherein: both sides of the handle (1) are provided with sliding grooves (8), and the sliding block (2) is connected inside the sliding grooves (8) in a sliding mode.

3. The neurosurgical cutter of claim 1, wherein: the two ends of the screw rod (5) are both provided with polished rods, the two ends of the screw rod (5) are both fixedly connected with bearings, and the screw rod (5) is rotatably connected with the handle (1) through the bearings.

4. The neurosurgical cutter of claim 1, wherein: connecting rod (3) bottom is provided with first notch (9), the equal first round axle of fixedly connected with in both sides around connecting rod (4), connecting rod (4) one end is rotated through first round axle and is connected inside first notch (9).

5. The neurosurgical cutter of claim 1, wherein: the equal fixedly connected with third circle axle (10) in both sides around montant (6), montant (6) rotate through third circle axle (10) and connect in the recess inside.

6. The neurosurgical cutter of claim 1, wherein: montant (6) both sides all are provided with second notch (11), the equal fixedly connected with second circle axle (13) in both sides around connecting rod (4), connecting rod (4) are close to montant (6) one end and rotate through second circle axle (13) and connect inside second notch (11).

7. The neurosurgical cutter of claim 1, wherein: the top end of the screw rod (5) penetrates through the grip (1) and extends to the outer side of the grip (1), and one end, extending to the outer side of the grip (1), of the screw rod (5) is fixedly connected with a rotary table (12).