CN210301094U

CN210301094U - Surgery retractor for hepatobiliary surgery

Info

Publication number: CN210301094U
Application number: CN201920401528.8U
Authority: CN
Inventors: 郭卫; 陈奕云
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-04-14
Anticipated expiration: 2029-03-26

Abstract

The utility model discloses an operation draw hook for hepatobiliary surgery, which comprises a ring rail, wherein the upper side of the ring rail is connected with a clamping seat in a sliding way, a clamping shaft is fixed on the upper surface of the clamping seat and is inserted into a clamping hole at the inner side end of the lower surface of the clamping seat, a pull rod is arranged in a horizontal groove at the middle part of the clamping seat and is an L-shaped rod, and a hook is fixed at the lower end of the vertical part of the pull rod. The horizontal position of the pull rod can be adjusted, and the medical device is suitable for operations with different wound sizes.

Description

Surgery retractor for hepatobiliary surgery

Technical Field

The utility model relates to the technical field of medical auxiliary equipment, in particular to an operation retractor for hepatobiliary surgery.

Background

Along with the continuous improvement of the existing living standard, the treatment level of some surgical diseases is also continuously improved, liver and gall surgery mainly researches acute liver failure caused by hepatocellular carcinoma, hepatobiliary calculus, posthepatitic cirrhosis and severe hepatitis, and is a major disease seriously threatening the health of Chinese people.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a hepatobiliary surgery is with operation drag hook, simple structure, convenient to use does not need medical staff manual traction, has reduced physical demands, and stability is strong, and difficult shake has guaranteed going on smoothly of operation, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the surgical retractor for hepatobiliary surgery comprises a ring rail, wherein a clamping seat is slidably connected to the upper side of the ring rail, a clamping shaft is fixed on the upper surface of the clamping seat and inserted into a clamping hole in the inner side end of the lower surface of the clamping seat, a pull rod is arranged in a horizontal groove in the middle of the clamping seat and is an L-shaped rod, a hook is fixed at the lower end of the vertical portion of the pull rod, a vertical plate in the vertical direction is relatively fixed on the lower surface of the ring rail, an end plate perpendicular to the vertical plate is fixed on the outer side of the lower end of the vertical plate, a guide rod is arranged in a guide hole in the inner side of the end plate, a base is fixed on the lower end face of the guide rod, a fixing nut is fixed on the outer side end of the end plate, a screw rod in the vertical direction is arranged in a threaded hole of.

As a preferred technical scheme of the utility model, the holder lower surface is equipped with presss from both sides the groove, the medial surface of ring rail is fixed with annular arch, protruding card is in pressing from both sides the inboard recess of inslot.

As a preferred technical scheme of the utility model, the outside end of cassette is equipped with the cavity, be equipped with the last item of vertical direction in the shaft hole of cassette bottom surface.

As an optimal technical scheme of the utility model, the upper end of last item is fixed with the pinion rack, the pinion rack meshes with the dogtooth of pull rod horizontal part downside.

As a preferred technical scheme of the utility model, compression spring has been cup jointed in the pressure shaft outside in the cassette cavity, the lower extreme side of pressure shaft is fixed with the clamp plate.

Compared with the prior art, the beneficial effects of the utility model are that: this hepatobiliary surgery is with operation drag hook, moreover, the steam generator is simple in structure, high durability and convenient use, the bottom supports through the base, guarantee holistic stability, through the screw rod height of adjustable ring rail and crotch promptly, be applicable to the operation patient of different physiques, make the degree of depth of crotch to control simultaneously, the pull rod can slide on the ring rail along with cassette and holder, be applicable to not equidirectional drawing, the pull rod can rotate on the holder along with the cassette simultaneously, be convenient for adjust the atress direction of pulling the position, avoid the strain of vulnerable tissue, the horizontal position of pull rod can be adjusted, be applicable to the operation of different wound sizes.

Drawings

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

fig. 2 is a schematic view of the cross-sectional structure of the clamping seat of the present invention.

In the figure: 1 ring rail, 101 bulges, 2 clamping seats, 201 clamping shafts, 3 clamping seats, 301 pressing shafts, 302 toothed plates, 303 compression springs, 304 pressing plates, 4 pull rods, 401 hooks, 5 vertical plates, 6 end plates, 7 guide rods, 8 bases, 9 fixing nuts, 10 screw rods and 11 bearing seats.

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. 1-2, the present invention provides a technical solution: a surgical retractor for hepatobiliary surgery comprises a ring rail 1, wherein the upper side of the ring rail 1 is slidably connected with a clamping seat 2, the lower surface of the clamping seat 2 is provided with a clamping groove, the inner side surface of the ring rail 1 is fixedly provided with an annular bulge 101, the bulge 101 is clamped in a groove at the inner side of the clamping groove, the upper surface of the clamping seat 2 is fixedly provided with a clamping shaft 201, the clamping shaft 201 is inserted into a clamping hole at the inner side end of the lower surface of a clamping seat 3, a pull rod 4 is arranged in a horizontal groove at the middle part of the clamping seat 3, the outer side end of the clamping seat 3 is provided with a cavity, a pressing shaft 301 in the vertical direction is arranged in a shaft hole at the bottom surface of the clamping seat 3, the upper end of the pressing shaft 301 is fixedly provided with a toothed plate 302, the toothed plate 302 is meshed with a convex tooth at the lower side of the horizontal part of the pull rod 4, the outer side of the pressing shaft 301 in the cavity of the clamping seat 3 is sleeved with a compression spring 303, the lower, the outer side of the lower end of the vertical plate 5 is fixed with an end plate 6 which is vertical to the vertical plate 5, a guide rod 7 is arranged in a guide hole on the inner side of the end plate 6, a base 8 is fixed on the lower end face of the guide rod 7, a fixing nut 9 is fixed on the outer side end of the end plate 6, a screw rod 10 in the vertical direction is arranged in a threaded hole of the fixing nut 9, the lower end of the screw rod 10 is rotatably connected with a bearing seat 11 on the upper surface of the base 8, the surgical retractor for hepatobiliary surgery is simple in structure and convenient to use, the bottom of the surgical retractor is supported by the base 8, the integral stability is ensured, the heights of a ring rail 1 and a hook 401 can be adjusted by the screw rod 10, the surgical retractor is suitable for surgical patients with different physiques, meanwhile, the depth of the hook 401 can be controlled, a pull rod 4 can slide on the ring rail 1 along with a clamping seat 3 and a clamping seat 2, and is, avoids the pulling injury of vulnerable tissues, can adjust the horizontal position of the pull rod 4, and is suitable for operations with different wound sizes.

When in use: arrange two bases 8 in on the bed board of patient's health both sides, ring rail 1 is located patient's health upside, rotatory screw rod 10 makes base 8 and end plate 6's interval change, thereby adjust ring rail 1 and crotch 401's height, make crotch 401 locate the suitable degree of depth at the tissue wound, then carry out the tractive, press down clamp plate 304 and make the last item 301 and the whole decline of pinion rack 302, pull rod 4 to the suitable position of outside pull, loosen clamp plate 304, pinion rack 302 rises owing to compression spring 303's support and blocks the dogtooth of pull rod 4 horizontal part, play the spacing effect of pull rod 4, adjust each pull rod 4 and crotch 401 to the suitable position one by one, can implement the operation.

The utility model discloses simple structure, convenient to use does not need medical staff manual traction, has reduced medical staff's physical demands, and stability is strong behind the tractive, and difficult shake conveniently adjusts simultaneously, has guaranteed going on smoothly of operation.

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 hepatobiliary surgery operation drag hook, includes ring rail (1), its characterized in that: the upper side of the ring rail (1) is connected with a clamping seat (2) in a sliding manner, a clamping shaft (201) is fixed on the upper surface of the clamping seat (2), the clamping shaft (201) is inserted into a clamping hole in the inner side end of the lower surface of the clamping seat (3), a pull rod (4) is arranged in a horizontal groove in the middle of the clamping seat (3), the pull rod (4) is an L-shaped rod, a hook (401) is fixed at the lower end of the vertical part of the pull rod (4), a vertical plate (5) in the vertical direction is relatively fixed on the lower surface of the ring rail (1), an end plate (6) perpendicular to the vertical plate (5) is fixed on the outer side of the lower end of the vertical plate (5), a guide rod (7) is arranged in a guide hole in the inner side of the end plate (6), a base (8) is fixed on the lower end face of the guide rod (7), a fixing nut (9) is fixed on the outer side end of the end plate (, the lower end of the screw rod (10) is rotationally connected with a bearing seat (11) on the upper surface of the base (8).

2. The surgical retractor for hepatobiliary surgery as claimed in claim 1, wherein: the lower surface of the clamping seat (2) is provided with a clamping groove, an annular bulge (101) is fixed on the inner side surface of the ring rail (1), and the bulge (101) is clamped in a groove on the inner side of the clamping groove.

3. The surgical retractor for hepatobiliary surgery as claimed in claim 1, wherein: the outer side end of the clamping seat (3) is provided with a cavity, and a pressing shaft (301) in the vertical direction is arranged in a shaft hole in the bottom surface of the clamping seat (3).

4. The surgical retractor for hepatobiliary surgery as claimed in claim 3, wherein: a toothed plate (302) is fixed at the upper end of the pressing shaft (301), and the toothed plate (302) is meshed with convex teeth on the lower side of the horizontal part of the pull rod (4).

5. The surgical retractor for hepatobiliary surgery as claimed in claim 3, wherein: the outer side of a pressure shaft (301) in the cavity of the clamping seat (3) is sleeved with a compression spring (303), and the side face of the lower end of the pressure shaft (301) is fixed with a pressure plate (304).