CN214966047U

CN214966047U - Orthopedic spinal surgery retractor

Info

Publication number: CN214966047U
Application number: CN202120430333.3U
Authority: CN
Inventors: 汪凡栋; 郑佳状; 陈宇
Original assignee: Suining Central Hospital
Current assignee: Suining Central Hospital
Priority date: 2021-02-28
Filing date: 2021-02-28
Publication date: 2021-12-03
Anticipated expiration: 2031-02-28

Abstract

The utility model belongs to the technical field of medical instrument, a orthopedics backbone surgery drag hook is related to, wherein, including the support column, the quantity of support column has two, two the sliding sleeve has all been cup jointed on the surface of support column. Its beneficial effect is, this orthopedics backbone surgery retractor, through the shadowless lamp, snakelike fluorescent tube, the limiting plate, the setting of fixed plate and spring etc., at the in-process of operation, throw light on, the going on of convenient operation, can dismantle the shadowless lamp, demolish the shadowless lamp from the diaphragm, thereby the convenience is disinfected the shadowless lamp, the condition of avoiding taking place the infection, through first threaded rod, a thread section of thick bamboo, driven bevel gear, the setting such as initiative bevel gear and regulation pole, drive first retractor and second retractor and keep away from each other or be close to each other, the skin tissue closure of avoiding the operation position, thereby will need not medical personnel manual pulling operation retractor, medical personnel's operation burden has been reduced.

Description

Orthopedic spinal surgery retractor

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to orthopedics backbone surgery retractor.

Background

Among the spinal surgery, need keep apart the great vessel and the skin tissue of centrum ventral side, with the important tissue in protection centrum ventral side the place ahead, consequently in the operation of spinal surgery, just need use the skin tissue of operation drag hook to the operation department to stimulate, expose the operation space of bigger area, thereby guarantee going forward smoothly of operation, present majority is at the in-process of carrying out the operation, can't throw light on, because light can not reach and need increase operation incision area, bring bigger wound and misery for the patient, it is when the operation, it just can fix the position of drag hook to need medical personnel to hold in real time to get the operation drag hook, in case take off the back, the drag hook will take place the displacement phenomenon under the restoring force of skin tissue, thereby make the skin tissue closure of operation position, thereby can increase medical personnel's work burden.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an orthopedic spine surgery retractor, it has solved and can't throw light on and need medical personnel to hold in real time and get the technical problem that the surgery retractor just can fix the position of retractor.

In order to achieve the above object, the utility model provides a following technical scheme: the orthopedic spinal surgery retractor comprises support columns, wherein the number of the support columns is two, sliding sleeves are sleeved on the surfaces of the two support columns, opposite surfaces of the two sliding sleeves are fixedly connected with a same transverse plate, a first sliding groove and a second sliding groove are respectively formed in the transverse plate, the number of the first sliding groove and the second sliding groove is two, bearings are fixedly connected to two sides of the inner wall of the first sliding groove, rotating shafts are movably arranged in the two bearings in a penetrating manner, the opposite surfaces of the two rotating shafts are fixedly connected with a same first threaded rod, a driven bevel gear is sleeved on the surface of the first threaded rod, a threaded cylinder is connected to the surface of the first threaded rod in a threaded manner, a connecting plate is fixedly connected to the outer surface of the threaded cylinder, a sliding block is connected to the second sliding groove in a sliding manner, and the bottom of the sliding block is fixedly connected to the outer surface of the threaded cylinder, the bottom of connecting plate is connected with first drag hook and second drag hook respectively, logical groove has been seted up on the diaphragm, and the quantity that leads to the groove has two, and two are led to the inslot and all overlap joint and have adjusted the pole, two lead to the groove respectively with two first spout is linked together, two the equal fixedly connected with drive bevel gear of one end of adjusting the pole, two drive bevel gear respectively with two driven bevel gear meshes the connection.

The limiting groove has been seted up on the diaphragm, the limiting plate has been cup jointed to the limiting inslot, the quantity of limiting plate has two, two the back overlap joint of limiting plate has same fixed plate, set up the third spout on the fixed plate, sliding connection has the stopper in the third spout, the quantity of stopper has two, two the opposite face of stopper respectively with two one side fixed connection of limiting plate, two the opposite face fixedly connected with spring of limiting plate, the quantity of spring has two, the top fixedly connected with snakelike fluorescent tube of fixed plate, the one end fixedly connected with shadowless lamp of snakelike fluorescent tube.

As a further aspect of the present invention: the two sliding sleeves and the two support columns are all provided with fixing holes, the number of the fixing holes is multiple, and the two fixing holes are internally inserted with the same fixing pin.

As a further aspect of the present invention: two the equal fixedly connected with in bottom of support column adds holds the board, two add and hold all set up threaded hole on the board, and two threaded hole equal threaded connection have the second threaded rod.

As a further aspect of the present invention: the top ends of the two second threaded rods are fixedly connected with auxiliary plates, and the other ends of the two second threaded rods are fixedly connected with handles.

As a further aspect of the present invention: and the two connecting plates are in threaded connection with the first draw hook and the second draw hook.

As a further aspect of the present invention: the top fixedly connected with control button of diaphragm, control button passes through wire electric connection with the shadowless lamp.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this orthopedics backbone surgery retractor through the setting of shadowless lamp, snakelike fluorescent tube, limiting plate, fixed plate and spring etc. at the in-process of operation, throws light on, and the going on of convenient operation can be dismantled the shadowless lamp, demolish the shadowless lamp from the diaphragm to the convenience is disinfected the shadowless lamp, avoids taking place the condition of infecting.

2. This orthopedics backbone surgery retractor through the setting of first threaded rod, threaded cylinder, driven bevel gear, initiative bevel gear and regulation pole etc. drives first retractor and second retractor and keeps away from each other or be close to each other, avoids the skin tissue closure of operation position to thereby will need not medical personnel manual pulling operation retractor, reduced medical personnel's operation burden.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged schematic view of a portion A of the present invention;

FIG. 4 is a schematic diagram of the circuit connection of the present invention;

in the figure: 1. a fixing hole; 2. a sliding sleeve; 3. a fixing pin; 4. a support pillar; 5. a third chute; 6. a drive bevel gear; 7. a first chute; 8. a second chute; 9. a first threaded rod; 10. a first draw hook; 11. a threaded barrel; 12. a second draw hook; 13. a connecting plate; 14. a driven bevel gear; 15. a holding plate; 16. a second threaded rod; 17. a limiting block; 18. adjusting a rod; 19. a transverse plate; 20. a serpentine lamp tube; 21. a shadowless lamp; 22. a control button; 23. a limiting groove; 24. a limiting plate; 25. a fixing plate; 26. a spring.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a retractor for orthopedic spinal surgery comprises support columns 4, the number of the support columns 4 is two, sliding sleeves 2 are sleeved on the surfaces of the two support columns 4, the opposite surfaces of the two sliding sleeves 2 are fixedly connected with a same transverse plate 19, a first sliding groove 57 and a second sliding groove 8 are respectively arranged on the transverse plate 19, the number of the first sliding groove 7 and the second sliding groove 8 is two, bearings are fixedly connected on the two sides of the inner wall of the first sliding groove 7, rotating shafts are movably arranged in the two bearings in a penetrating manner, the opposite surfaces of the two rotating shafts are fixedly connected with a same first threaded rod 9, a driven bevel gear 14 is fixedly sleeved on the surface of the first threaded rod 9, a threaded cylinder 11 is connected on the surface of the first threaded rod 9, a connecting plate 13 is fixedly connected on the outer surface of the threaded cylinder 11, a sliding block is connected in the second sliding groove 8, and the bottom of the sliding block is fixedly connected with the outer surface of the threaded cylinder 11, the bottom of two connecting plates 13 is connected with first drag hook 10 and second drag hook 12 respectively, logical groove has been seted up on diaphragm 19, and the quantity that leads to the groove has two, two are led to the inslot and all overlap joint have adjusted the pole 18, two are led to the groove and are linked together with two first spouts 7 respectively, two equal fixedly connected with drive bevel gear 6 of one end of adjusting pole 18, two drive bevel gear 6 are connected with two driven bevel gear 14 meshing respectively, through first threaded rod 9, threaded cylinder 11, driven bevel gear 14, drive bevel gear 6 and the setting of adjusting pole 18 etc., drive first drag hook 10 and second drag hook 12 and keep away from each other or be close to each other, it is closed to avoid the skin tissue of operation position, thereby will need not medical personnel's manual operation drag hook that draws, medical personnel's operation burden has been reduced.

The transverse plate 19 is provided with a limiting groove 23, limiting plates 24 are clamped in the limiting groove 23, the number of the limiting plates 24 is two, the back surfaces of the two limiting plates 24 are lapped with the same fixing plate 25, the fixing plate 25 is provided with a third sliding groove 5, the third sliding groove 5 is in sliding connection with the limiting blocks 17, the number of the limiting blocks 17 is two, the opposite surfaces of the two limiting blocks 17 are respectively and fixedly connected with one side of the two limiting plates 24, the opposite surfaces of the two limiting plates 24 are fixedly connected with springs 26, the number of the springs 26 is two, the top of the fixing plate 25 is fixedly connected with a serpentine lamp tube 20, one end of the serpentine lamp tube 20 is fixedly connected with a shadowless lamp 21, the limiting plates 24, the fixing plate 25, the springs 26 and the like are arranged, in the operation process, illumination is performed, the operation is convenient, the shadowless lamp 21 can be disassembled, the shadowless lamp 21 is disassembled from the transverse plate 19, thereby conveniently disinfecting shadowless lamp 21, avoiding the condition of taking place to infect.

Specifically, two sliding sleeves 2 and two support columns 4 are both provided with fixing holes 1, the number of the fixing holes 1 is multiple, the same fixing pin 3 is inserted into the two fixing holes 1, the height of a transverse plate 19 is adjusted through the arrangement of the fixing holes 1 and the fixing pin 3, the bottom ends of the two support columns 4 are both fixedly connected with clamping plates 15, the two clamping plates 15 are both provided with threaded holes, the two threaded holes are both in threaded connection with second threaded rods 16, the surgical retractor and the surgical bed are fixed through the arrangement of the clamping plates 15, the second threaded rods 16 and the like, the top ends of the two second threaded rods 16 are both fixedly connected with auxiliary plates, the other ends of the two second threaded rods 16 are both fixedly connected with handles, the second threaded rods 16 are convenient to rotate through the arrangement of the handles, the two connecting plates 13 are in threaded connection with the first retractor 10 and the second retractor 12, and are in threaded connection through the arrangement of the threaded connections, the convenient drag hook of fitting is installed and is dismantled.

Specifically, the top fixedly connected with control button 22 of diaphragm 19, control button 22 and shadowless lamp 21 pass through wire electric connection, and through control button 22's setting, the operating condition to shadowless lamp 21 is conveniently controlled.

The utility model discloses a theory of operation does:

s1, when in use, a patient lies on an operating table, then two supporting columns 4 are erected on the operating table, a holding plate 15 is clamped at the edge of the operating table, then two second threaded rods 16 are rotated through a handle, the two second threaded rods 16 drive two auxiliary plates to move upwards, so that the two supporting columns 4 are fixed, proper first draw hooks 10 and second draw hooks 12 are connected with two connecting plates 13, two limiting plates 24 are extruded, the two limiting plates 24 are close to each other, a spring 26 is extruded, after the two limiting plates 24 are positioned in a limiting groove 23, the two limiting plates 24 are not extruded, the spring 26 is reset, the two limiting plates 24 are firmly clamped in a limiting groove 23, so that a shadowless lamp 21 is installed, the shadowless lamp 21 is connected with an external power supply, then a transverse plate 19 is pulled up and down, after the transverse plate 19 is adjusted to a proper height, two fixing holes 1 are aligned, then the fixing pin 3 is inserted into the two fixing holes 1;

s2, secondly, the arc ends of the first drag hook 10 and the second drag hook 12 are contacted with and hooked on skin tissues of a spinal surgery site, then the two adjusting rods 18 are rotated, the two adjusting rods 18 drive the two driving bevel gears 6 to rotate, the two driving bevel gears 6 are meshed and connected with the two driven bevel gears 14 to drive the two first threaded rods 9 to rotate, the threaded cylinders 11 drive the sliding blocks to be away from each other in the two second sliding grooves 8, and drive the first drag hook 10 and the second drag hook 12 to be away from each other, so that the skin tissues of the surgery site are prevented from being closed, in the surgery process, the control button 22 is turned on, the shadowless lamp 21 starts to illuminate, the serpentine lamp tube 20 is pulled, the position of the shadowless lamp 21 is adjusted, illumination is facilitated, and the positions of the first drag hook 10 and the second drag hook 12 can be adjusted by rotating the first threaded rod 9 again;

s3, finally, after the operation is finished, the control button 22 is closed, the shadowless lamp 21 stops lighting, the two adjusting rods 18 are rotated, the two driving bevel gears 6 are meshed and connected with the two driven bevel gears 14, the two first threaded rods 9 are driven to rotate, the threaded cylinder 11 drives the sliding blocks to mutually approach in the two second sliding grooves 8, the first drag hook 10 and the second drag hook 12 are driven to mutually approach, the arc ends of the first drag hook 10 and the second drag hook 12 are not contacted with skin tissues of the spinal surgery department any more, the two limiting plates 24 are extruded again, the two limiting plates 24 are made to mutually approach, the spring 26 is extruded, the two limiting plates 24 are pulled, the clamping with the limiting grooves 23 is avoided, the shadowless lamp 21 is disassembled, the first drag hook 10 and the second drag hook 12 are disassembled, and the first drag hook 10, the second drag hook 12 and the shadowless lamp 21 are sterilized.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides an orthopedics backbone surgery drag hook, includes support column (4), its characterized in that: the number of the supporting columns (4) is two, the surfaces of the two supporting columns (4) are respectively sleeved with a sliding sleeve (2), the opposite faces of the two sliding sleeves (2) are fixedly connected with a same transverse plate (19), the transverse plate (19) is respectively provided with a first sliding chute (7) and a second sliding chute (8), the number of the first sliding chutes (7) and the number of the second sliding chutes (8) are respectively two, two sides of the inner wall of the first sliding chute (7) are respectively and fixedly connected with a bearing, a rotating shaft is movably arranged in the two bearings in a penetrating manner, the opposite faces of the two rotating shafts are fixedly connected with a same first threaded rod (9), the surface of the first threaded rod (9) is fixedly sleeved with a driven bevel gear (14), the surface of the first threaded rod (9) is connected with a threaded cylinder (11), and the outer surface of the threaded cylinder (11) is fixedly connected with a connecting plate (13), a sliding block is connected in the second sliding groove (8) in a sliding mode, the bottom of the sliding block is fixedly connected with the outer surface of the threaded cylinder (11), the bottoms of the two connecting plates (13) are respectively connected with a first drag hook (10) and a second drag hook (12), the transverse plate (19) is provided with two through grooves, the number of the through grooves is two, adjusting rods (18) are respectively overlapped in the two through grooves, the two through grooves are respectively communicated with the two first sliding grooves (7), one ends of the two adjusting rods (18) are respectively and fixedly connected with driving bevel gears (6), and the two driving bevel gears (6) are respectively meshed with the two driven bevel gears (14);

a limiting groove (23) is arranged on the transverse plate (19), a limiting plate (24) is clamped in the limiting groove (23), the number of the limiting plates (24) is two, the back surfaces of the two limiting plates (24) are lapped with the same fixing plate (25), a third sliding chute (5) is arranged on the fixed plate (25), a limit block (17) is connected in the third sliding chute (5) in a sliding way, the number of the limiting blocks (17) is two, the opposite surfaces of the two limiting blocks (17) are respectively and fixedly connected with one side of the two limiting plates (24), the opposite surfaces of the two limiting plates (24) are fixedly connected with springs (26), the number of the springs (26) is two, the top of the fixing plate (25) is fixedly connected with a snake-shaped lamp tube (20), one end of the snake-shaped lamp tube (20) is fixedly connected with a shadowless lamp (21).

2. The retractor for the orthopedic spinal surgery according to claim 1, characterized in that: two sliding sleeve (2) go up with two fixed orifices (1) have all been seted up on support column (4), the quantity of fixed orifices (1) has a plurality ofly, two it has same fixed pin (3) to peg graft in fixed orifices (1).

3. The retractor for the orthopedic spinal surgery according to claim 1, characterized in that: two the equal fixedly connected with in bottom of support column (4) adds holds board (15), two add and hold all set up threaded hole on board (15), and two threaded hole equal threaded connection have second threaded rod (16).

4. The retractor for the orthopedic spinal surgery according to the claim 3, characterized in that: auxiliary plates are fixedly connected to the top ends of the two second threaded rods (16), and handles are fixedly connected to the other ends of the two second threaded rods (16).

5. The retractor for the orthopedic spinal surgery according to claim 1, characterized in that: and the two connecting plates (13) are in threaded connection with the first draw hook (10) and the second draw hook (12).

6. The retractor for the orthopedic spinal surgery according to claim 1, characterized in that: the top of the transverse plate (19) is fixedly connected with a control button (22), and the control button (22) is electrically connected with the shadowless lamp (21) through a conducting wire.