Angle-adjustable surgical retractor

Abstract

The utility model discloses an angle-adjustable operation drag hook which comprises a movable drag hook body and a fixed clamping piece, the movable drag hook body is fixedly connected to a first L-shaped base, the fixed clamping piece is fixedly connected to a second L-shaped base, the first L-shaped base is connected to a screw in a threaded mode, one side of the first L-shaped base is connected to the second L-shaped base in a sliding mode, and the other side of the first L-shaped base is connected to the second L-shaped base in a sliding mode. The second L-shaped seat is connected to one end of a transverse adjusting mechanism through a metal hose, the other end of the transverse adjusting mechanism is hinged to an upper fixing plate arranged at the top end of the vertical plate, and a wound of a patient can be conveniently opened through cooperation between the movable drag hook and the fixing clamping piece; wherein the movable drag hook and the fixed clamping piece can be adjusted at multiple angles and multiple positions under the action of the metal hose, the positions of the movable drag hook and the fixed clamping piece can be adjusted in the sliding groove seat through the inner plate, and the angle of the movable drag hook and the fixed clamping piece can be rotationally adjusted through the hinged part of the sliding groove seat and the upper fixed plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to surgical retractor technical field, concretely is a kind of adjustable angle surgical retractor. BACKGROUND

[0002] General surgery, general surgery, general surgery in general hospital surgery in addition to general surgery, orthopedics, neurosurgery, cardiothoracic surgery, urology, etc.Some hospitals even more detailed general surgery is divided into neck and breast surgery, gastroenterology, hepatobiliary and pancreatic surgery, etc., there are anorectal surgery, burn plastic surgery, vascular surgery, pediatric surgery, transplantation surgery, nutrition department, etc., which are related to general surgery.

[0003] In general surgery clinical, often need to use surgical retractor to muscle, nerve, blood vessel etc. of surgical site is pulled open, to obtain better surgical field of view, improve surgical efficiency and success rate, most of the existing surgical retractor needs to arrange special assistant to operate manually, the advantage of manual operation is fast, convenient, but due to the limitation of human function, the force of retractor is difficult to keep stable for a long time, the position can also change at any time, unnecessary trouble is brought to the operation process, and the existing surgical retractor is generally fixed structure, and it is inconvenient to adjust. UTILITARIAN CONTENT

[0004] The utility model aims at providing a kind of adjustable angle surgical retractor to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of adjustable angle surgical retractor, including movable retractor and fixed clamp, the movable retractor is fixedly connected to first L-shaped seat, the fixed clamp is fixedly connected to second L-shaped seat, the first L-shaped seat is threadedly connected on screw rod, one end of the screw rod is rotatably connected to second L-shaped seat by bearing, the other end of the screw rod is equipped with rocking handle, the side of first L-shaped seat is slidably connected to slide groove being arranged on the side wall of second L-shaped seat by multiple first pulleys, second L-shaped seat is connected to one end of horizontal adjustment mechanism by metal hose, the other end of horizontal adjustment mechanism is hingedly arranged on the upper fixed plate of the top of vertical plate, the bottom of vertical plate is equipped with fixed frame for being fixed to the edge of sickbed.

[0006] Preferably, the vertical plate is further provided with a lower fixed plate, a first locking screw is threadedly connected in the lower fixed plate, one end of the first locking screw is in contact with the horizontal adjustment mechanism to fix the horizontal adjustment mechanism.

[0007] Preferably, the horizontal adjustment mechanism includes an inner plate and a slide groove seat, one end of the inner plate extends into the inner plate and is slidably connected to the slide groove seat by multiple second pulleys, the other end of the inner plate extends out of the slide groove seat and is fixedly connected to one end of the metal hose.

[0008] Preferably, the bottom of the chute seat is provided with a fixing seat, a second locking screw is threadedly connected in the fixing seat, one end of the second locking screw extends into the interior of the chute seat and is in contact with the inner plate to limit and fix the inner plate in the chute seat.

[0009] Preferably, a third locking screw is threadedly connected in the fixing frame, one end of the third locking screw is located in the fixing frame and is fixedly connected to the clamping plate, and the other end of the third locking screw extends out of the fixing frame and is fixedly connected to the knob.

[0010] Preferably, the end of the chute seat away from the inner plate is provided with a screw hole matched with one end of the first locking screw.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. When the driving screw is rotated by the crank, the first L-shaped seat is driven to move transversely along the chute under the rotation of the screw and the sliding action in the chute, so as to adjust the relative position between the movable draw hook and the fixed clamping piece, and the movable draw hook and the fixed clamping piece can be adjusted at multiple angles and positions under the action of the metal hose, which is very convenient.

[0013] 2. The position of the movable draw hook and the fixed clamping piece can also be adjusted by the inner plate in the chute seat and locked by the second locking screw.

[0014] 3. The angle of the movable draw hook and the fixed clamping piece can also be adjusted by the hinge part of the chute seat and the upper fixed plate and locked by the first locking screw. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the overall structure schematic view of the utility model;

[0016] Figure 2 is the movable draw hook mounting structure schematic view of the utility model;

[0017] Figure 3 is the transverse adjustment mechanism structure schematic view of the utility model;

[0018] Figure 4 is the chute seat bottom structure schematic view of the utility model.

[0019] In the drawing: 1, movable pull hook; 2, fixed clamp; 3, first L-shaped seat; 4, second L-shaped seat; 5, screw rod; 6, bearing; 7, crank; 8, first pulley; 9, sliding groove; 10, metal hose; 11, transverse adjusting mechanism; 12, vertical plate; 13, upper fixed plate; 14, fixed frame; 15, lower fixed plate; 16, first locking screw rod; 17, inner plate; 18, sliding groove seat; 19, second pulley; 20, fixed seat; 21, second locking screw rod; 22, third locking screw rod; 23, clamping plate; 24, screw hole. DETAILED DESCRIPTION

[0020] The utility model is further explained in detail below in combination with the drawings and examples. Identical parts are indicated by identical reference numerals. It should be noted that the words "front", "back", "left", "right", "up" and "down" in the following description refer to the directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to the directions towards or away from the geometric center of a particular part.

[0021] Embodiment: please refer to Figures 1-4 The utility model provides a kind of adjustable angle surgical pull hook, including movable pull hook 1 and fixed clamp 2, movable pull hook 1 is fixedly connected to first L-shaped seat 3, fixed clamp 2 is fixedly connected to second L-shaped seat 4, first L-shaped seat 3 is connected on screw rod 5 by screwing, one end of screw rod 5 is rotatably connected to second L-shaped seat 4 by bearing 6, the other end of screw rod 5 is equipped with crank 7, the side of first L-shaped seat 3 is slidably connected to the sliding groove 9 of the side wall of second L-shaped seat 4 by multiple first pulleys 8, when driving screw rod 5 to rotate by crank 7, first L-shaped seat 3 is driven movable pull hook 1 to move transversely along sliding groove 9 under the action of screw rod 5 rotation and under the sliding action in sliding groove 9, to adjust the relative position between movable pull hook 1 and fixed clamp 2, second L-shaped seat 4 is connected to one end of transverse adjusting mechanism 11 by metal hose 10, movable pull hook 1 and fixed clamp 2 can be adjusted at multiple angles and multiple positions under the action of metal hose 10, the other end of transverse adjusting mechanism 11 is hingedly arranged on the top of vertical plate 12 Upper fixed plate 13, the angle of movable pull hook 1 and fixed clamp 2 can also be adjusted by the hinged part of sliding groove seat 18 and upper fixed plate 13, the bottom of vertical plate 12 is equipped with fixed frame 14 for being fixed on the edge of sickbed.

[0022] In the embodiment, lower fixed plate 15 is further provided on vertical plate 12, first locking screw rod 16 is threadedly connected in lower fixed plate 15, one end of first locking screw rod 16 is in contact with transverse adjusting mechanism 11, to fix transverse adjusting mechanism 11.

[0023] In the embodiment, the transverse adjusting mechanism 11 comprises an inner plate 17 and a sliding groove base 18, one end of the inner plate 17 extends into the sliding groove base 18 and is slidingly connected to the sliding groove base 18 through a plurality of second pulleys 19, the other end of the inner plate 17 extends out of the sliding groove base 18 and is fixedly connected to one end of the metal hose 10.

[0024] In the embodiment, the bottom of the sliding groove base 18 is provided with a fixing base 20, a second locking screw 21 is threadedly connected in the fixing base 20, one end of the second locking screw 21 extends into the sliding groove base 18 and is in contact with the inner plate 17, so as to limit and fix the inner plate 17 in the sliding groove base 18.

[0025] In the embodiment, a third locking screw 22 is threadedly connected in the fixed frame 14, one end of the third locking screw 22 is located in the fixed frame 14 and is fixedly connected to a clamping plate 23, the other end of the third locking screw 22 extends out of the fixed frame 14 and is fixedly connected to a knob, the third locking screw 22 is driven to rotate through the knob, the clamping plate 23 is driven to adjust the position, so as to be fixed to the edge of the hospital bed through cooperation of the clamping plate 23 and the inner wall of the fixed frame 14.

[0026] In the embodiment, the end of the sliding groove base 18 away from the inner plate 17 is provided with a screw hole 24 matched with one end of the first locking screw 16, one end of the first locking screw 16 extends into the screw hole 24, so as to fix the sliding groove base 18 and prevent the articulated part of the movable hook 1 and the fixed clamping piece 2 around the sliding groove base 18 from being adjusted in angle.

[0027] In use, the fixed frame 14 is first fixed to the edge of the hospital bed, then the screw 5 is driven to rotate through the crank 7, the first L-shaped base 3 is driven to move transversely along the sliding groove 9 under the rotating action of the screw 5 and the sliding action in the sliding groove 9, so as to adjust the relative position between the movable hook 1 and the fixed clamping piece 2, the patient's wound is opened through cooperation between the movable hook 1 and the fixed clamping piece 2, the movable hook 1 and the fixed clamping piece 2 can be adjusted in multiple angles and positions under the action of the metal hose 10, the position of the movable hook 1 and the fixed clamping piece 2 can be adjusted in the sliding groove base 18 through the inner plate 17 and be locked through the second locking screw 21, the angle of the movable hook 1 and the fixed clamping piece 2 can be adjusted in rotation through the articulated part of the sliding groove base 18 and the upper fixed plate 13 and be locked through the first locking screw 16.

[0028] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. An angle-adjustable surgical retractor, characterized by: The utility model provides a kind of adjustable bed, including movable draw hook (1) and fixed clamp (2), the movable draw hook (1) is fixedly connected to first L-shaped seat (3), the fixed clamp (2) is fixedly connected to second L-shaped seat (4), the first L-shaped seat (3) is screwed on screw rod (5), one end of the screw rod (5) is rotatably connected to second L-shaped seat (4) by bearing (6), the other end of the screw rod (5) is equipped with crank handle (7), one side of the first L-shaped seat (3) is slidably connected to chute (9) being arranged on the side wall of second L-shaped seat (4) by multiple first pulleys (8), second L-shaped seat (4) is connected to one end of transverse adjusting mechanism (11) by metal hose (10), the other end of transverse adjusting mechanism (11) is hingedly arranged on the top of vertical plate (12) upper fixed plate (13), the bottom of vertical plate (12) is equipped with fixed frame (14) for being fixed to the edge of sickbed.

2. An angle adjustable surgical retractor according to claim 1, wherein: The vertical plate (12) is also provided with a lower fixed plate (15), a first locking screw (16) is screwed in the lower fixed plate (15), one end of the first locking screw (16) is in contact with the transverse adjusting mechanism (11) to fix the transverse adjusting mechanism (11).

3. An angle adjustable surgical retractor according to claim 2, wherein: The transverse adjusting mechanism (11) includes an inner plate (17) and a sliding groove seat (18), one end of the inner plate (17) extends into the sliding groove seat (18) and is slidably connected to the sliding groove seat (18) by multiple second pulleys (19), the other end of the inner plate (17) extends out of the sliding groove seat (18) and is fixedly connected to one end of the metal hose (10).

4. An angle adjustable surgical retractor according to claim 3, wherein: The bottom of the sliding groove seat (18) is provided with a fixing seat (20), a second locking screw (21) is screwed in the fixing seat (20), one end of the second locking screw (21) extends into the sliding groove seat (18) and is in contact with the inner plate (17) to limit and fix the inner plate (17) in the sliding groove seat (18).

5. An angle adjustable surgical retractor according to claim 4, wherein: A third locking screw (22) is screwed in the fixed frame (14), one end of the third locking screw (22) is located in the fixed frame (14) and is fixedly connected to a clamping plate (23), the other end of the third locking screw (22) extends out of the fixed frame (14) and is fixedly connected to a knob.

6. An angle adjustable surgical retractor according to claim 5, wherein: The end of the sliding groove seat (18) away from the inner plate (17) is provided with a screw hole (24) matched with one end of the first locking screw (16).

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