CN209966499U

CN209966499U - Rifle-shaped rongeur for spinal surgery

Info

Publication number: CN209966499U
Application number: CN201920615519.9U
Authority: CN
Inventors: 邓明
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-21
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses a spinal surgery is with rifle form rongeur, including fixed handle, fixed handle's front is rotated and is connected with the dwang, fixed handle's the back is rotated through the dwang and is connected with movable handle, the side fixedly connected with spring leaf of dwang, movable handle's top back fixedly connected with miniature bearing, the solid fixed ring of side fixedly connected with of miniature bearing inner ring. This bone rongeur is described with rifle to spinal surgery through setting up miniature waterproof bearing and waterproof bearing, makes lower occlusion pincers be convenient for drive the whole rotatory adjustment interlock angle of occlusion pincers, through setting up manual regulation gear, well gear and bevel gear ring, makes the rotation angle of last occlusion pincers and lower occlusion pincers be convenient for control, through setting up solid box, spring and movable fixing spare of living, it is convenient for fixed after making last occlusion pincers and lower occlusion pincers rotation angle to make this bone rongeur is described with rifle for spinal surgery have one-hand operation and rotate the effect of living.

Description

Rifle-shaped rongeur for spinal surgery

Technical Field

The utility model relates to the technical field of medical equipment, specifically a spinal surgery is with rifle form rongeur.

Background

Spinal neurosurgery is a branch of neurosurgery that is a medical science of diagnosing and treating the central, peripheral and autonomic nervous systems and their supporting structures, and spinal neurosurgery is a medical science of diagnosing and treating the spinal cord and its supporting structures, an important branch of neurosurgery. In spinal surgery, posterior lumbar fenestration is a common surgical approach, and in the process of vertebral plate biting, the vertebral plate needs to be bitten from different angles. The angles of a rongeur rod part and a doctor hand-held part of the existing rongeur are fixed, so that a vertebral plate needs to be bitten off from different angles, a clinician needs to change the posture of the hand-held rongeur, the operation posture needs to be frequently changed in the operation, in the operation under a microscope of a spinal surgery, due to the fact that the operable space is small, the operation posture is changed, the sight of the microscope is easily blocked, certain difficulty is caused to the progress of the operation, and the operation difficulty is increased.

Disclosure of Invention

An object of the utility model is to provide a spinal surgery is with rifle form rongeur 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 gun-shaped rongeur for spinal surgery comprises a fixed handle, wherein the front of the fixed handle is rotatably connected with a rotating rod, the back of the fixed handle is rotatably connected with a movable handle through the rotating rod, the side of the rotating rod is fixedly connected with a spring leaf, the back of the top end of the movable handle is fixedly connected with a miniature bearing, the side of an inner ring of the miniature bearing is fixedly connected with a fixed ring, the lower surface of the fixed ring is in threaded connection with a fixed bolt, the side of the fixed handle is fixedly connected with an adjusting box, through holes are formed in both sides of the adjusting box, a miniature waterproof bearing is fixedly connected with the inner wall of each through hole, a lower occlusal forceps is fixedly connected with the inner ring of each miniature waterproof bearing, a sliding groove is formed in the upper surface of each lower occlusal forceps, an upper occlusal forceps is slidably connected with the inner, the lower surface of the lower occlusion forceps is fixedly connected with a bevel gear ring, the inner wall of the adjusting box is rotatably connected with a manual adjusting gear and a middle gear, the lower surface of the adjusting box is fixedly connected with a movable fixing box, a spring is arranged in the movable fixing box, and a movable fixing part is fixedly connected to the side surface of the spring.

Preferably, the surfaces of the fixed handle and the movable handle are both provided with anti-skidding raised blocks, and the side surfaces of the fixed handle and the movable handle are uniformly provided with spring pieces.

Preferably, the lower surface of the right end of the upper occluding forceps is in a semicircular shape, and the radians of the inner rings of the micro bearing and the fixing ring are matched with the lower surface of the right end of the upper occluding forceps.

Preferably, the lower surface of the left end of the upper occluding forceps is provided with a sliding strip matched with the sliding groove, the front surface of the manual adjusting gear is provided with an angle mark, and the left end of the upper occluding forceps is designed to be a 120-degree knife edge matched with the left end of the lower occluding forceps.

Preferably, the lower surface of the right end of the lower bite forceps is in a semicircular shape, the number of the miniature waterproof bearings is two, and the inner rings of the two miniature waterproof bearings are fixedly connected with the lower surface of the right end of the lower bite forceps.

Preferably, the bevel gear ring is in meshed connection with the manual adjusting gear through a middle gear, and the left end of the upper occluding forceps sequentially penetrates through the micro bearing, the micro waterproof bearing and the bevel gear ring from left to right to be in sliding connection with the inner wall of the sliding groove.

Advantageous effects

The utility model provides a backbone surgery is with rifle form rongeur possesses following beneficial effect:

1. this bone rongeur is described with rifle to backbone surgery through setting up dwang and spring leaf, makes this bone rongeur be convenient for back force, through setting up miniature bearing, solid fixed ring, fixing bolt and thread tightening hole, makes movable handle and last interlock pincers fixed connection, through setting up miniature waterproof bearing and recess, makes fixed handle and interlock pincers fixed connection and recess sliding connection go up interlock pincers down to make this bone rongeur is described with rifle for backbone surgery have the effect of interlock pincers and the cutter of being convenient for maintain of convenient to detach.

2. This bone rongeur is described with rifle to spinal surgery through setting up miniature waterproof bearing and waterproof bearing, makes lower occlusion pincers be convenient for drive the whole rotatory adjustment interlock angle of occlusion pincers, through setting up manual regulation gear, well gear and bevel gear ring, makes the rotation angle of last occlusion pincers and lower occlusion pincers be convenient for control, through setting up solid box, spring and movable fixing spare of living, it is convenient for fixed after making last occlusion pincers and lower occlusion pincers rotation angle to make this bone rongeur is described with rifle for spinal surgery have one-hand operation and rotate the effect of living.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the front section structure of the adjusting box of the present invention;

FIG. 3 is a schematic view of a front cross-section structure of the movable and fixed box of the present invention;

FIG. 4 is a schematic view of a front cross-sectional structure of the micro bearing of the present invention;

fig. 5 is a schematic view of the front section structure of the lower occluding forceps of the present invention.

In the figure: the device comprises a fixed handle 1, a rotating rod 2, a movable handle 3, a spring piece 4, a miniature bearing 5, a fixed ring 6, a fixed bolt 7, an adjusting box 8, a through hole 9, a miniature waterproof bearing 10, a lower bite clamp 11, a sliding chute 12, an upper bite clamp 13, a fixed threaded hole 14, a bevel gear ring 15, a manual adjusting gear 16, a middle gear 17, a movable box 18, a spring 19 and a movable fixing piece 20.

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. 1-5, the present invention provides a technical solution: a gun-shaped rongeur for spinal surgery comprises a fixed handle 1, wherein the front of the fixed handle 1 is rotatably connected with a rotating rod 2, the back of the fixed handle 1 is rotatably connected with a movable handle 3 through the rotating rod 2, the side surface of the rotating rod 2 is fixedly connected with a spring leaf 4, the surfaces of the fixed handle 1 and the movable handle 3 are both provided with anti-skidding convex blocks, the side surfaces of the fixed handle 1 and the movable handle 3 are uniformly provided with the spring leaf 4, the back surface of the top end of the movable handle 3 is fixedly connected with a micro bearing 5, the side surface of the inner ring of the micro bearing 5 is fixedly connected with a fixing ring 6, the lower surface of the fixing ring 6 is in threaded connection with a fixing bolt 7, the side surface of the fixed handle 1 is fixedly connected with an adjusting box 8, both sides of the adjusting box 8 are started to be provided with through holes 9, the inner, the lower surface of the right end of the lower occluding forceps 11 is in a semicircular shape, the number of the miniature waterproof bearings 10 is two, the inner rings of the two miniature waterproof bearings 10 are fixedly connected with the lower surface of the right end of the lower occluding forceps 11, the upper surface of the lower occluding forceps 11 starts to be provided with a sliding groove 12, the inner wall of the sliding groove 12 is connected with an upper occluding forceps 13 in a sliding way, the lower surface of the right end of the upper occluding forceps 13 is in a semicircular shape, the radian of the inner rings of the miniature bearings 5 and the fixing ring 6 are matched with the lower surface of the right end of the upper occluding forceps 13, the lower surface of the upper occluding forceps 13 starts to be provided with a fixing threaded hole 14, the rotating rod 2 and the spring leaf 4 are arranged to facilitate the force returning of the occluding forceps, the movable handle 3 is fixedly connected with the upper occluding forceps 13 by arranging the miniature bearings 5, the fixing ring 6, the fixing bolt 7 and the threaded fixing hole 14, the miniature waterproof bearings 10 and the groove, so that the gun-shaped rongeur for spinal surgery has the effects of facilitating the disassembly of the upper occluding forceps and facilitating the maintenance of a cutter, the lower surface of the lower occluding forceps 11 is fixedly connected with a bevel gear ring 15, the inner wall of the adjusting box 8 is rotatably connected with a manual adjusting gear 16 and a middle gear 17, the lower surface of the left end of the upper occluding forceps 13 is provided with a sliding strip matched with the sliding chute 12, the front surface of the manual adjusting gear 16 is provided with an angle mark, the left end of the upper occluding forceps 13 is in a 120-degree knife edge design matched with the left end of the lower occluding forceps 11, the bevel gear ring 15 is meshed and connected with the manual adjusting gear 16 through the middle gear 17, the left end of the upper occluding forceps 13 respectively penetrates through the micro bearing 5, the micro waterproof bearing 10 and the bevel gear ring 15 from left to right in sequence to be connected with the inner wall of the sliding chute 12 in a sliding way, the lower surface of the adjusting box 8 is fixedly connected, the side fixedly connected with movable mounting 20 of spring 19, through setting up miniature waterproof bearing 10 and waterproof bearing 5, make lower occluding forceps 11 be convenient for drive the whole rotation adjustment interlock angle of upper occluding forceps 13, through setting up manual adjusting gear 16, intermediate gear 17 and bevel gear ring 15, make the rotation angle of upper occluding forceps 13 and lower occluding forceps 11 be convenient for control, through setting up the box 18 that lives admittedly, spring 19 and movable mounting 20, make upper occluding forceps 13 and lower occluding forceps 11 rotation angle after be convenient for fixed, thereby make this rifle form rongeur for spinal surgery have the effect that the one-hand operation rotated and lives admittedly.

The working principle is as follows: when the gun-shaped rongeur for spinal surgery is used, the upper bite forceps 13 with a sharp replacing blade passes through the fixing ring 6 and the micro bearing 5, so that the sliding strip on the lower surface of the left end of the upper bite forceps 13 is inserted into the sliding groove 12, meanwhile, the upper occluding forceps 13 is pushed to lead the fixing bolt 7 to be aligned with the thread fixing hole 14, the fixing bolt 7 is rotated to lead the upper occluding forceps 13 to be fixed, thereby the rongeur has the effect of conveniently maintaining the bite edge, when the direction of the bite edge needs to be rotated in the operation process, the medical staff pulls the movable fixing part 20 with the middle finger of the right hand to separate the left end of the movable fixing part 20 from the gear teeth of the manual adjusting gear 16, meanwhile, the index finger can be buckled with the manual adjusting gear 16 to rotate, so as to drive the upper occluding clamp 13 and the lower occluding clamp 11 to integrally rotate to adjust the angle, after the angle is adjusted, the middle finger is loosened to fix the angle of the occlusal opening, so that the gun-shaped rongeur for spinal surgery has the effect of adjusting the angle of the occlusal opening by one hand.

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

1. The utility model provides a spinal surgery is with rifle form rongeur, includes fixed handle (1), its characterized in that: the front of the fixed handle (1) is rotatably connected with a rotating rod (2), the back of the fixed handle (1) is rotatably connected with a movable handle (3) through the rotating rod (2), the side of the rotating rod (2) is fixedly connected with a spring piece (4), the top back of the movable handle (3) is fixedly connected with a miniature bearing (5), the side of the inner ring of the miniature bearing (5) is fixedly connected with a fixed ring (6), the lower surface of the fixed ring (6) is in threaded connection with a fixed bolt (7), the side of the fixed handle (1) is fixedly connected with an adjusting box (8), through holes (9) begin to be arranged on both sides of the adjusting box (8), the inner wall of the through holes (9) is fixedly connected with a miniature waterproof bearing (10), the inner ring of the miniature waterproof bearing (10) is fixedly connected with a lower occluding clamp (11), and a sliding groove (12) begins to be arranged on the, the inner wall sliding connection of spout (12) has last interlock pincers (13), the lower surface of going up interlock pincers (13) begins to have fixed screw hole (14), the lower fixed surface of lower interlock pincers (11) is connected with bevel gear ring (15), the inner wall of regulating box (8) rotates and is connected with manual adjusting gear (16) and medium gear (17), the lower fixed surface of regulating box (8) is connected with the solid box of activity (18), the inside of the solid box of activity (18) is provided with spring (19), the side fixed connection of spring (19) has movable fixing piece (20).

2. The gun-shaped rongeur for spinal surgery as claimed in claim 1, wherein: the anti-skidding handle is characterized in that anti-skidding raised blocks are arranged on the surfaces of the fixed handle (1) and the movable handle (3), and spring pieces (4) are uniformly arranged on the side surfaces of the fixed handle (1) and the movable handle (3).

3. The gun-shaped rongeur for spinal surgery as claimed in claim 1, wherein: the lower surface of the right end of the upper occluding forceps (13) is in a semicircular shape, and the radians of the inner rings of the miniature bearing (5) and the fixing ring (6) are matched with the lower surface of the right end of the upper occluding forceps (13).

4. The gun-shaped rongeur for spinal surgery as claimed in claim 1, wherein: the lower surface of the left end of the upper occluding forceps (13) is provided with a sliding strip matched with the sliding groove (12), the front surface of the manual adjusting gear (16) is provided with an angle mark, and the left end of the upper occluding forceps (13) is in a 120-degree knife edge design matched with the left end of the lower occluding forceps (11).

5. The gun-shaped rongeur for spinal surgery as claimed in claim 1, wherein: the lower surface of the right end of the lower occluding forceps (11) is in a semicircular shape, the number of the miniature waterproof bearings (10) is two, and the inner rings of the two miniature waterproof bearings (10) are fixedly connected with the lower surface of the right end of the lower occluding forceps (11).

6. The gun-shaped rongeur for spinal surgery as claimed in claim 1, wherein: the bevel gear ring (15) is meshed and connected with a manual adjusting gear (16) through a middle gear (17), and the left end of the upper occluding clamp (13) sequentially penetrates through the micro bearing (5), the micro waterproof bearing (10) and the bevel gear ring (15) from left to right to be in sliding connection with the inner wall of the sliding groove (12).