CN211023022U

CN211023022U - Spinal surgery operation tractive apparatus

Info

Publication number: CN211023022U
Application number: CN201921926619.XU
Authority: CN
Inventors: 王智黔; 彭智; 赵安菊
Original assignee: Guizhou Provincial Peoples Hospital
Current assignee: Guizhou Provincial Peoples Hospital
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-17
Anticipated expiration: 2029-11-07

Abstract

The utility model provides a spinal surgery traction apparatus, which comprises a clamping component and a supporting component, wherein the clamping component comprises a first claw, the first claw is fixedly connected with a first clamping arm, a second claw is fixedly connected with a second clamping arm, and the first claw and the second claw are hinged through a rotating shaft; the end part of the first clamping arm is fixedly connected with one end of the rod body, the other end of the rod body is fixedly provided with a first screw rod, the first screw rod passes through a through hole formed in the second clamping arm, the first screw rod is in threaded connection with a first threaded sleeve, and a handle is fixed on the first threaded sleeve; a spring sleeved on the rod body is arranged between the first clamping arm and the second clamping arm; the supporting assembly comprises a supporting rod and a supporting seat, one end of the supporting rod is connected with the first clamping arm, and the other end of the supporting rod is connected with the supporting seat; the utility model provides an easy operation, convenient to use can carry out the tractive to the muscle of both sides when the backbone operation, increases the backbone surgery operation tractive apparatus in surgeon's operation space.

Description

Spinal surgery operation tractive apparatus

Technical Field

The utility model belongs to the technical field of medical equipment, concretely relates to spinal surgery tractive apparatus.

Background

The spinal diseases are pathological changes of sclerotin, intervertebral disc, ligament and muscle of the spine, and then complex and various symptoms appear by pressing and drawing the spinal cord, spinal nerves, blood vessels and vegetative nerves, and the common diseases are cervical spondylosis and lumbar spondylosis and are the main symptoms: failure to stand upright, headache, vertigo, blurred vision, memory deterioration, neck and shoulder pain, anorexia, regurgitation, emesis, lower limb weakness, and paralysis due to severe symptoms; the most common method for treating spinal diseases is treatment by a spinal surgery, spinal adhesion muscles beside a diseased spine need to be pulled in the treatment process of the spinal surgery to ensure smooth operation, a nurse usually uses surgical forceps to pull the spinal adhesion muscles in the current operation, the nurse cannot assist a doctor to do other work in the pulling process, and medical staff required in the operation process is obviously increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that exists among the above-mentioned prior art, providing an easy operation, convenient to use can carry out the tractive to the muscle of both sides when the backbone operation, increases the backbone surgery operation tractive apparatus in surgeon's operation space.

The technical scheme of the utility model is that: a spinal surgery traction instrument comprises a clamping assembly and a supporting assembly, wherein the clamping assembly comprises a first claw, a second claw, a first clamping arm and a second clamping arm, the first claw is fixedly connected with the first clamping arm, the second claw is fixedly connected with the second clamping arm, and the first claw and the second claw are hinged through a rotating shaft; the end part of the first clamping arm is fixedly connected with one end of the rod body, the other end of the rod body is fixedly provided with a first screw rod, the first screw rod passes through a through hole formed in the second clamping arm, the end part of the first screw rod, which passes through the second clamping arm, is in threaded connection with a first threaded sleeve, and a handle capable of driving the first threaded sleeve to rotate is fixed on the first threaded sleeve; a spring sleeved on the rod body is arranged between the first clamping arm and the second clamping arm; the supporting component comprises a supporting rod and a supporting seat, one end of the supporting rod is detachably connected with the first clamping arm, and the other end of the supporting rod is detachably connected with the supporting seat.

The quantity of above-mentioned centre gripping subassembly and supporting component is two and be the symmetric distribution, is equipped with the distance adjustment subassembly that is used for adjusting transverse distance between two supporting component's the bracing piece, and the distance adjustment subassembly includes the levogyration screw rod, levogyration screw rod and levogyration swivel nut threaded connection, dextrorotation screw rod and dextrorotation swivel nut threaded connection, levogyration swivel nut and dextrorotation swivel nut fixed connection.

And the left-handed screw and the right-handed screw are respectively provided with a scale mark for displaying the distance of the left-handed screw and the right-handed screw from the left-handed screw sleeve or the right-handed screw sleeve.

The supporting rod is L type supporting rod, the horizontal end of L type supporting rod is connected with the first clamping arm, and the vertical end of L type supporting rod is connected with the supporting seat.

The side wall of the first clamping arm is fixedly provided with a second screw, a threaded hole is formed in the horizontal end of the L-shaped supporting rod, the second screw is in threaded connection with the horizontal end of the L-shaped supporting rod, an external thread is formed in the end portion of the vertical end of the L-shaped supporting rod, a threaded hole is formed in the supporting seat, and the vertical end of the L-shaped supporting rod is in threaded connection with the supporting seat.

The side of the supporting seat is provided with a magnet for adsorbing the supporting seat on the operating table.

The clamping ends of the first jaw and the second jaw are provided with surgical anti-slip pads.

The utility model has the advantages that:

1. the utility model discloses a centre gripping subassembly, the centre gripping subassembly carries out the centre gripping through first claw and second claw to the muscle, support through spring force between first centre gripping arm and the second centre gripping arm, make first claw and second claw be in the centre gripping state all the time, first claw and second claw carry out the muscle tissue of centre gripping or tractive spinal cord to muscle tissue, can avoid surgeon to receive muscle interference when the operation, influence the accurate operation of surgeon, still be equipped with first swivel nut for the stability of guaranteeing the centre gripping simultaneously, first swivel nut is used for fixing the centre gripping distance of first claw and second claw with the cooperation of first screw rod.

2. The utility model discloses a centre gripping subassembly quantity is two, and two centre gripping subassemblies are the symmetric distribution, carry out the tractive to the muscle from both sides, avoid the interference of both sides muscle, are equipped with the distance adjustment subassembly that is used for adjusting transverse distance between two supporting components simultaneously, realize adjusting the centre gripping distance of two centre gripping subassemblies through the distance adjustment subassembly, and the distance that two centre gripping subassemblies drove both sides moves left right respectively promptly, increases the distance between the centre gripping muscle, increases surgeon's operation space.

3. The utility model discloses a spinal cord centre gripping subassembly passes through bracing piece and supporting seat connection, and the supporting seat is fixed on the operation table, and bracing piece and the first centre gripping arm threaded connection of centre gripping subassembly, bracing piece still with supporting seat threaded connection, when not needing to use, can dismantle the bracing piece, with centre gripping subassembly and supporting component split, easy operation, convenient to use simultaneously.

Drawings

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

FIG. 2 is a schematic structural view of the clamping assembly of the present invention;

FIG. 3 is a schematic view of the connection structure between the support rod and the support seat of the present invention;

fig. 4 is a schematic structural view of the connection between the second screw and the L-shaped support rod according to the present invention.

Description of reference numerals:

1. a first jaw; 2. a second jaw; 3. a first clamp arm; 4. a second clamp arm; 5. a rotating shaft; 6. a rod body; 7. a first screw; 8. a first threaded sleeve; 9. a handle; 10. a spring; 11. a support bar; 12. a supporting seat; 13. an operating bed; 14. a left-handed screw; 15. a left-handed thread insert; 16. a right-handed screw; 17. a right-handed thread sleeve; 18. a second screw.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Example 1:

the embodiment provides a spinal surgery traction instrument, which comprises a clamping assembly and a supporting assembly, wherein the clamping assembly comprises a first jaw 1, a second jaw 2, a first clamping arm 3 and a second clamping arm 4, the first jaw 1 is fixedly connected with the first clamping arm 3, the second jaw 2 is fixedly connected with the second clamping arm 4, and the first jaw 1 and the second jaw 2 are hinged through a rotating shaft 5; the end part of the first clamping arm 3 is fixedly connected with one end of a rod body 6, the other end of the rod body 6 is fixedly provided with a first screw 7, the first screw 7 passes through a through hole formed in the second clamping arm 4, the end part of the first screw 7 passing through the second clamping arm 4 is in threaded connection with a first screw sleeve 8, and a handle 9 capable of driving the first screw sleeve 8 to rotate is fixed on the first screw sleeve 8; a spring 10 sleeved on the rod body 6 is arranged between the first clamping arm 3 and the second clamping arm 4; the support assembly comprises a support rod 11 and a support seat 12, one end of the support rod 11 is detachably connected with the first clamping arm 3, the other end of the support rod 11 is detachably connected with the support seat 12, and a magnet for adsorbing the support rod on the operating table 13 is arranged on the side surface of the support seat 12; the clamping ends of the first jaw 1 and the second jaw 2 are provided with cotton gauze for operation.

In this embodiment, the muscle is gripped through first claw 1 and second claw 2 to the centre gripping subassembly, support through spring 10 elasticity between first centre gripping arm 3 and the second centre gripping arm 4, make first claw 1 and second claw 2 be in the clamping state all the time, first claw 1 and second claw 2 carry out centre gripping or the muscle tissue on the tractive spinal cord to muscle tissue, can avoid surgeon to receive muscle interference when the operation, influence the accurate operation of surgeon, still be equipped with first swivel nut 8 for guaranteeing the stability of centre gripping simultaneously, first swivel nut 8 is used for fixing the centre gripping distance of first claw 1 and second claw 2 with the cooperation of first screw rod 7.

Example 2:

the difference between the embodiment and the embodiment 1 is that the number of the clamping assemblies and the number of the supporting assemblies are two and are symmetrically distributed, a distance adjusting assembly for adjusting the transverse distance is arranged between the supporting rods 11 of the two supporting assemblies, the distance adjusting assembly comprises a left-handed screw 14, the left-handed screw 14 is in threaded connection with a left-handed threaded sleeve 15, a right-handed screw 16 is in threaded connection with a right-handed threaded sleeve 17, and the left-handed threaded sleeve 15 is fixedly connected with the right-handed threaded sleeve 17;

and scale marks for displaying the screwing distance of the left-handed screw 14 and the right-handed screw 16 from the left-handed thread sleeve 15 or the right-handed thread sleeve 17 are arranged on the left-handed screw and the right-handed screw.

In this embodiment, the centre gripping subassembly quantity is two, two centre gripping subassemblies are the symmetric distribution, carry out the tractive to the muscle from both sides, avoid the interference of both sides muscle, be equipped with the distance adjustment subassembly that is used for adjusting transverse distance between two supporting components simultaneously, realize adjusting the centre gripping distance of two centre gripping subassemblies through the distance adjustment subassembly, with rotatory fixed levogyration swivel nut 15 and the dextrorotation swivel nut 17 together of hand when needs adjusting distance, levogyration screw rod 14 revolves out in levogyration swivel nut 15 after levogyration swivel nut 15 rotates, dextrorotation swivel nut 17 rotates back dextrorotation screw rod 16 and revolves out in the dextrorotation swivel nut 17, the distance between two centre gripping subassemblies has been increased, realize driving two centre gripping subassemblies respectively the right motion left respectively promptly, increase the distance between the centre gripping muscle, increase surgeon's operation space.

Example 3:

the embodiment is different from embodiment 1 only in that the supporting rod 11 is an L-shaped supporting rod 11, a horizontal end of the L-shaped supporting rod 11 is fixedly connected with the first clamping arm 3, and a vertical end of the L-shaped supporting rod 11 is fixedly connected with the supporting seat 12;

the side wall of the first clamping arm 3 is fixedly provided with a second screw 18, a threaded hole 19 is formed in the horizontal end of the L-shaped support rod 11, the second screw 18 is in threaded connection with the horizontal end of the L-shaped support rod 11, an external thread is formed in the end portion of the vertical end of the L-shaped support rod 11, a threaded hole is formed in the supporting seat 12, and the vertical end of the L-shaped support rod 11 is in threaded connection with the supporting seat 12.

In this embodiment, utilize supporting component to support the centre gripping subassembly, do not need the manual work to support the centre gripping subassembly always, the manpower has been saved, can dismantle through L type bracing piece 11 between first centre gripping arm 3 and the supporting seat 12 simultaneously and be connected, with first centre gripping arm 3 and supporting seat 12 split when need not using, and supporting seat 12 passes through magnetic force and adsorbs at 13 lateral walls of operation table, can adjust the adsorption position of supporting seat 12 at will also can take off supporting seat 12 at will, easy operation convenient to use.

The utility model discloses a theory of operation:

when the spinal surgery traction instrument is used, firstly, a surgical traction position is determined, then, the first jaw 1 and the second jaw 2 are used for clamping spinal adhesion muscles, in order to ensure the clamping distance between the first jaw 1 and the second jaw 2, the handle 9 is driven by hands, the handle 9 drives the first threaded sleeve 8 to rotate downwards along the first screw 7, the distance between the first clamping arm 3 and the second clamping arm 4 is shortened while the first threaded sleeve 8 rotates downwards, and at the moment, the spring 10 pushes the first clamping arm 3 and the second clamping arm 4 towards two sides under the action of elastic force, so that the distance between the first clamping arm 3 and the second clamping arm 4 is kept stable, even if the first jaw 1 and the second jaw 2 clamp muscle tissues all the time;

the quantity of centre gripping subassembly is two, from both sides centre gripping muscle, carry out the tractive to the muscle of both sides, be equipped with the distance adjustment subassembly that is used for adjusting transverse distance between two centre gripping subassemblies, through levogyration swivel nut 15 and the dextrorotation swivel nut 17 of fixing together with the hand rotation, levogyration screw rod 14 revolves out from levogyration swivel nut 15 after levogyration swivel nut 15 rotates, dextrorotation swivel nut 17 rotates back dextrorotation screw rod 16 and revolves out from dextrorotation swivel nut 17, increased the distance between two centre gripping subassemblies, the operating space when having increased the surgeon's operation.

To sum up, the utility model provides a pair of spinal surgery tractive apparatus, easy operation, convenient to use can carry out the tractive to the muscle of both sides when the spinal surgery, increases surgeon's operation space.

The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the embodiments, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.

Claims

1. The traction instrument for the spinal surgery is characterized by comprising a clamping assembly and a supporting assembly, wherein the clamping assembly comprises a first jaw (1), a second jaw (2), a first clamping arm (3) and a second clamping arm (4), the first jaw (1) is fixedly connected with the first clamping arm (3), the second jaw (2) is fixedly connected with the second clamping arm (4), and the first jaw (1) and the second jaw (2) are hinged through a rotating shaft (5); the end part of the first clamping arm (3) is fixedly connected with one end of a rod body (6), a first screw rod (7) is fixed at the other end of the rod body (6), the first screw rod (7) penetrates through a through hole formed in the second clamping arm (4), the end part of the first screw rod (7) penetrating through the second clamping arm (4) is in threaded connection with a first threaded sleeve (8), and a handle (9) capable of driving the first threaded sleeve (8) to rotate is fixed on the first threaded sleeve (8); a spring (10) sleeved on the rod body (6) is arranged between the first clamping arm (3) and the second clamping arm (4); the supporting component comprises a supporting rod (11) and a supporting seat (12), one end of the supporting rod (11) is detachably connected with the first clamping arm (3), and the other end of the supporting rod (11) is detachably connected with the supporting seat (12).

2. The spinal surgical traction instrument according to claim 1, wherein the number of the clamping components and the number of the supporting components are two and are symmetrically distributed, a distance adjusting component for adjusting the transverse distance is arranged between the supporting rods (11) of the two supporting components, the distance adjusting component comprises a left-handed screw (14), the left-handed screw (14) is in threaded connection with a left-handed thread insert (15), a right-handed screw (16) is in threaded connection with a right-handed thread insert (17), and the left-handed thread insert (15) is fixedly connected with the right-handed thread insert (17).

3. A spinal surgical traction device according to claim 2, wherein the left-hand screw (14) and the right-hand screw (16) are provided with graduations indicating the distance they have been rotated out of the left-hand thread insert (15) or the right-hand thread insert (17).

4. A spinal surgical traction device as claimed in claim 1, wherein the support rod (11) is a L-shaped support rod (11), the L-shaped support rod (11) being connected at its horizontal end to the first clamping arm (3) and the L-shaped support rod (11) being connected at its vertical end to the support base (12).

5. The spinal surgical traction instrument as claimed in claim 4, wherein the second screw (18) is fixed on the side wall of the first clamping arm (3), the horizontal end of the L-shaped supporting rod (11) is provided with a threaded hole (19), the second screw (18) is in threaded connection with the horizontal end of the L-shaped supporting rod (11), the end part of the vertical end of the L-shaped supporting rod (11) is provided with an external thread, the supporting seat (12) is internally provided with a threaded hole, and the vertical end of the L-shaped supporting rod (11) is in threaded connection with the supporting seat (12).

6. A spinal surgical traction device according to claim 1, wherein the lateral surface of said support base (12) is provided with magnets for attracting it to the operating bed (13).

7. A spinal surgical distraction instrument according to claim 1, wherein the clamping ends of the first jaw (1) and the second jaw (2) are provided with surgical cotton gauze.