CN111616759A - Convenient retractor for orthopedic clinical spinal surgery - Google Patents
Convenient retractor for orthopedic clinical spinal surgery Download PDFInfo
- Publication number
- CN111616759A CN111616759A CN202010547480.9A CN202010547480A CN111616759A CN 111616759 A CN111616759 A CN 111616759A CN 202010547480 A CN202010547480 A CN 202010547480A CN 111616759 A CN111616759 A CN 111616759A
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- China
- Prior art keywords
- retractor
- screw rod
- convenient
- slide
- fixedly connected
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0206—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with antagonistic arms as supports for retractor elements
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/025—Joint distractors
- A61B2017/0256—Joint distractors for the spine
Abstract
The invention discloses a spine surgery retractor convenient for orthopedics clinic, which relates to the field of surgery retractors and aims at solving the problems that the existing spine surgery retractor for orthopedics clinic cannot be conveniently adjusted, replaced and used and wastes manpower. The device can be conveniently adjusted, the manpower is greatly reduced, and meanwhile, the draw hooks of different types can be conveniently replaced.
Description
Technical Field
The invention relates to the field of surgical draw hooks, in particular to a spine surgical draw hook convenient for orthopedics clinic.
Background
Orthopedics is one of the most common departments in all hospitals, and mainly studies the anatomy, physiology and pathology of the skeletal muscle system, and maintains and develops the normal form and function of the system by using medicines, operations and physical methods.
Clinically, a metal fastener needs to be implanted into an operation position in an orthopedic spine reinforcing operation, and in the operation, the metal fastener needs to be implanted into a bone while tendons around the bone are opened by a flap. The existing orthopedic spine surgery retractor has certain visual field blind areas in practice, which not only influences the convenience of surgery operation, but also can cause unnecessary injury and pain to patients, so that the existing retractor needs to be improved and designed.
Present operation drag hook has certain problem, because operation drag hook is mostly the integral type structure, so in case damage and wearing and tearing appear, in case whole change, this has not only brought great loss, economic cost has been increased, it is difficult to find suitable operation drag hook to press the time simultaneously, the work degree of difficulty has not only been increased, the normal progress of work has been delayed simultaneously, certain economic loss's problem has been brought, and the use kind of dealing with different position operation drag hook is different, and current device also can not make things convenient for nimble change the operation drag hook.
Meanwhile, the existing surgical retractor is generally manually held by medical personnel, and the mode not only wastes manpower resources greatly, but also is very inconvenient. Therefore, the retractor is convenient for the vertebra operation in orthopedics clinic.
Disclosure of Invention
The invention provides a spine surgery retractor convenient for orthopedics clinic, which solves the problems that the existing spine surgery retractor for orthopedics clinic cannot be conveniently adjusted, replaced and used, and manpower is wasted.
In order to achieve the purpose, the invention adopts the following technical scheme:
a spine surgery retractor convenient for orthopedics clinic comprises a left supporting seat and a right supporting seat which are symmetrically arranged, wherein a side face of the supporting seat is fixedly connected with an installation frame, a screw rod is connected in the installation frame in a rotating mode, a first gear is fixedly sleeved on the outer side face of the lower end of the screw rod, supporting plates are sleeved on the outer side faces of the screw rod on the same side in the front and the back of the screw rod in the front and the back of the lower end of the screw rod in a threaded mode, a slide rail is arranged in each supporting plate in the front, a slide plate is arranged on the left side and the right side of the slide rail in the front and the back of the same side of the slide rail in a rotating mode, a retractor is fixedly installed on the upper end face of each support rail through screws in a fastening mode, T-shaped slide bars are fixedly and symmetrically connected on the inner walls, and the hydraulic stem is fixedly mounted on the supporting seat on one side of each, the side, close to each other, of the first gear on the left side and the right side is provided with a rack, the racks on the front side and the rear side are fixedly connected with push plates, the supporting seat is provided with a sliding groove, and the inner wall of the sliding groove is provided with a threaded hole.
Preferably, the lower end of the screw rod is rotatably connected to the lower inner wall of the mounting frame through a bearing, the upper end of the screw rod penetrates through the upper side of the mounting frame and extends above the mounting frame, and the extending ends at the upper end of the screw rod are in threaded sleeve connection with the supporting plates on one side of the screw rod respectively.
Preferably, one side surface of the left side and the right side, which is close to the supporting seat, is fixedly connected with an installation frame and provided with a sliding groove.
Preferably, the first gear is meshed with the rack on one side of the first gear, the end, away from the rack, of the front side and the end, away from the rack, of the rear side is fixedly connected with the push plate, and the left end and the right end of the push plate are slidably connected into the sliding grooves on one side of the push plate.
Preferably, the sliding plate is connected in the slideway in a sliding manner, and the sliding plate is sleeved on the surfaces of the T-shaped sliding rods on one side of the sliding plate in a sliding manner.
Preferably, one end of each spring sleeved on the surface of the T-shaped sliding rod is fixedly connected to the end face of one side, away from each other, of each sliding plate, and the other end of each spring is fixedly connected to the inner wall of the corresponding slide way on one side of each sliding plate.
Preferably, one end of the rotating rod is rotatably connected to the sliding plate, and the other end of the rotating rod is rotatably connected to the output end on the upper side of the hydraulic rod on one side of the rotating rod.
The beneficial effects of the invention are as follows:
through the supporting seat, the mounting frame, the screw rod, the first gear, the supporting plate, the slide way, the slide plate, the supporting rod, the T-shaped slide bar, the spring, the rotating rod, the hydraulic rod, the push plate, the chute, the threaded hole and the rack, the device can move close to or away from each other through pushing the push plates on the front side and the rear side simultaneously, further drives the rack to move synchronously, the screw rod is driven to rotate through meshing connection of the rack and the first gear, further the supporting plate can be conveniently driven to move up and down, then the left side and the right side of the push plate are connected in the chute in a sliding manner, and the threaded hole is arranged, so that the push plate with the height adjusted is fixed;
the rotating rod can be driven to move by the lifting of the hydraulic rod, the sliding plates on the left side and the right side are driven to slide in the slideway in a way of approaching or separating mutually by the rotary connection of the two ends of the rotating rod with the output ends of the sliding plates and the hydraulic rod respectively, and then the drag hooks are driven to separate mutually to pull open the wounded part;
the draw hook is tightly connected with the support rod through the screw, so that different types can be conveniently and flexibly replaced.
The device has the characteristics of convenient adjustment, great reduction of manpower, and convenient replacement of the draw hooks of different types.
Drawings
Fig. 1 is a sectional view showing the structure of a retractor for orthopedic clinical spinal surgery according to the present invention.
Fig. 2 is a cross sectional view of the upper side overlooking structure of the retractor for the orthopedic clinical spine surgery of the invention.
Fig. 3 is a cross sectional view of the lower side overlooking structure of the retractor for the orthopedic clinical spine surgery of the invention.
Reference numbers in the figures: the device comprises a supporting seat 1, a mounting frame 2, a screw rod 3, a first gear 4, a supporting plate 5, a slideway 6, a sliding plate 7, a supporting rod 8, a sliding rod 9T, a spring 10, a rotating rod 11, a hydraulic rod 12, a push plate 13, a sliding groove 14, a threaded hole 15 and a rack 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a spine surgery retractor convenient for orthopedics clinic comprises a left support seat 1 and a right support seat 1 which are symmetrically arranged, one side surface of each support seat 1 is fixedly connected with an installation frame 2, a screw rod 3 is rotationally connected in the installation frame 2, a first gear 4 is fixedly sleeved on the outer side surface of the lower end of the screw rod 3, a support plate 5 is sleeved on the outer side surfaces of the two screw rods 3 on the same side in the front and the back in a threaded manner, a slide way 6 starts to be arranged in the support plate 5, slide plates 7 are arranged on the left side and the right side in the slide way 6, a stay rod 8 is fixedly connected between the front slide plate 7 and the back slide plate 7 on the same side in the left and the right sides, the upper end surface of each stay rod 8 is fixedly and fixedly installed with a drag hook through a screw, T-shaped slide rods 9 are fixedly and symmetrically connected on the inner walls, the other end of every bull stick 11 all rotates and is connected with hydraulic stem 12, and hydraulic stem 12 fixed mounting is on the supporting seat 1 of one side separately, and the one side that first gear 4 of left and right both sides is close to each other all is provided with rack 16, and equal fixedly connected with push pedal 13 on the rack 16 of preceding, back both sides has seted up spout 14 on the supporting seat 1, and threaded hole 15 has been seted up to the inner wall of spout 14.
In this embodiment, the lower end of the screw rod 3 is rotatably connected to the lower inner wall of the mounting frame 2 through a bearing, the upper end of the screw rod 3 penetrates through the upper side of the mounting frame 2 and extends above the mounting frame 2, and the extending end of the upper end of the screw rod 3 is in threaded sleeve connection with the support plate 5 on one side of the screw rod 3.
In this embodiment, the mounting frame 2 and the sliding groove 14 are fixedly connected to a side surface of the left and right sides of the supporting seat 1, which side surface is close to each other.
In this embodiment, the first gear 4 is engaged with the rack 16 on one side, and the push plate 13 is fixedly connected to the end of the rack 16 on the front and rear sides away from each other, and the left and right ends of the push plate 13 are slidably connected to the sliding grooves 14 on one side.
In this embodiment, the sliding plate 7 is slidably connected in the slideway 6, and the sliding plate 7 is slidably sleeved on the surface of the T-shaped sliding rod 9 on each side.
In this embodiment, one end of the spring 10 sleeved on the surface of each T-shaped sliding rod 9 is fixedly connected to the end surface of the side where the two sliding plates 7 are far away from each other, and the other end is fixedly connected to the inner wall of the slideway 6 on the respective side.
In this embodiment, one end of the rotary rod 11 is rotatably connected to the slide plate 7, and the other end is rotatably connected to the output end on the upper side of the hydraulic rod 12 on each side.
The working principle is as follows: when the device is used, the rack 16 can be driven to synchronously move by pushing the push plates 13 on the front side and the rear side to move close to or away from each other at the same time, the screw rod 3 is driven to rotate by the meshing connection of the rack 16 and the first gear 4, the support plate 5 can be conveniently driven to move up and down, and then the push plates 13 with the height adjusted are fixed by bolts through the sliding connection of the left side and the right side of the push plates 13 in the sliding grooves 14 and the arrangement of the threaded holes; the lifting of the hydraulic rod can drive the rotating rod 11 to move, the two ends of the rotating rod are respectively connected with the output ends of the sliding plate 7 and the hydraulic rod 12 in a rotating way to drive the sliding plates 7 on the left side and the right side to slide close to or away from each other in the slideway, and the stay bars 8 on the left side and the right side are fixedly connected with the front sliding plate 7 and the rear sliding plate 7 on the left side and the right side, so that the stay bars 8 on the left side and the right side are close to each other and are movably away from each other, and; the draw hook is tightly connected with the support rod through the screw, so that different types can be conveniently and flexibly replaced.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a convenient supporting seat (1) that sets up in orthopedics clinical vertebra operation drag hook, includes left and right two symmetries, a side fixedly connected with installing frame (2) of supporting seat (1), installing frame (2) internal rotation is connected with screw rod (3), its characterized in that, the fixed cover of lateral surface of screw rod (3) lower extreme is equipped with first gear (4), preceding, back with two of one side the equal screw thread of lateral surface of screw rod (3) has cup jointed backup pad (5), begin in backup pad (5) slide (6), left and right both sides in slide (6) all are provided with slide (7), and left and right with preceding, back two of one side all fixedly connected with vaulting pole (8) between slide (7), every the up end of vaulting pole (8) all installs the drag hook through the screw fastening, the left side of slide (6) is supported, The equal fixedly symmetrical connection of right both sides inner wall has T type slide bar (9), the surface cover of T type slide bar (9) is equipped with spring (10), left and right both sides slide (7) all rotate and are connected with bull stick (11), every the other end of bull stick (11) all rotates and is connected with hydraulic stem (12), and hydraulic stem (12) fixed mounting on supporting seat (1) of one side separately, left and right both sides one side that first gear (4) are close to each other all is provided with rack (16), preceding, back both sides equal fixedly connected with push pedal (13) on rack (16), spout (14) have been seted up on supporting seat (1), threaded hole (15) have been seted up to the inner wall of spout (14).
2. The retractor for the spine surgery convenient for the orthopedics clinic is characterized in that the lower end of the screw rod (3) is rotatably connected to the lower inner wall of the mounting frame (2) through a bearing, the upper end of the screw rod (3) penetrates through the upper side of the mounting frame (2) and extends above the mounting frame (2), and the extending ends of the upper end of the screw rod (3) are in threaded sleeve connection with the supporting plates (5) on one side of the screw rod and the supporting plates on the other side of the screw rod.
3. The retractor for the orthopedic clinical spinal surgery is convenient to use according to claim 1, characterized in that a mounting frame (2) and a chute (14) are fixedly connected to one side surface of the left and right sides of the supporting seat (1) which is close to each other.
4. The retractor for the orthopedic clinical spinal surgery is convenient to use according to claim 1, characterized in that the first gear (4) is engaged with the rack (16) on one side of each retractor, the ends of the racks (16) on the front and rear sides far away from each other are fixedly connected with the push plate (13), and the left and right ends of the push plate (13) are slidably connected in the sliding groove (14) on one side of each retractor.
5. A convenient retractor for orthopedics clinical spinal surgery according to claim 1 is characterized in that the sliding plate (7) is connected in the slideway (6) in a sliding way, and the sliding plate (7) is sleeved on the surface of the T-shaped sliding rod (9) on one side of the sliding plate.
6. The retractor for the spine surgery convenient for the orthopedics clinical use is characterized in that one end of the spring (10) sleeved on the surface of each T-shaped sliding rod (9) is fixedly connected to the end surface of the side, away from each other, of each sliding plate (7), and the other end of the spring is fixedly connected to the inner wall of the slide way (6) on the respective side.
7. A convenient vertebra operation drag hook for orthopedics clinical use according to claim 1, characterized in that one end of the rotating rod (11) is rotatably connected to the sliding plate (7), and the other end is rotatably connected to the output end on the upper side of the hydraulic rod (12) on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010547480.9A CN111616759B (en) | 2020-06-16 | 2020-06-16 | Convenient retractor for orthopedic clinical spinal surgery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010547480.9A CN111616759B (en) | 2020-06-16 | 2020-06-16 | Convenient retractor for orthopedic clinical spinal surgery |
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| Publication Number | Publication Date |
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| CN111616759A true CN111616759A (en) | 2020-09-04 |
| CN111616759B CN111616759B (en) | 2021-04-13 |
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| CN202010547480.9A Active CN111616759B (en) | 2020-06-16 | 2020-06-16 | Convenient retractor for orthopedic clinical spinal surgery |
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| CN110897662A (en) * | 2019-12-09 | 2020-03-24 | 中国人民解放军陆军军医大学第二附属医院 | Hepatobiliary surgery is with operation auxiliary device |
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| US6126660A (en) * | 1998-07-29 | 2000-10-03 | Sofamor Danek Holdings, Inc. | Spinal compression and distraction devices and surgical methods |
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| Publication number | Publication date |
|---|---|
| CN111616759B (en) | 2021-04-13 |
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