CN211511899U - Split type retractor convenient to it is fixed - Google Patents

Abstract

The utility model discloses a split type retractor convenient to it is fixed, including disc, drag hook fixed block and drag hook one, disc surface fretwork is equipped with the slide rail, and the slide rail passes through fastening nut A and drag hook fixed block sliding connection, and the drag hook fixed block passes through the screw and can dismantle with the pull rod and be connected, and screw and handle fixed connection are passed through to pull rod one end, and the other end of pull rod passes through adjust knob and fixed block fixed connection, and disc one side welds with the fixed plate mutually, and the opposite side of disc passes through the screw and can dismantle with the drag hook one and be connected. The utility model provides a traditional retractor function singleness, can't be difficult to highly adjusting the retractor according to the length of the direction of drawing of the big or small adjustment drag hook of wound and drag hook, traditional retractor needs that operating personnel is handheld, wastes time and energy, the fixed problem of not being convenient for.

Description

Split type retractor convenient to it is fixed

Technical Field

The utility model relates to a medical instrument technical field for retracting tissue, in particular to a split retractor convenient to fix.

Background

The retractor is also called a draw hook, is used for retracting tissues, exposes the range needing an operation, is convenient to explore and operate, and can be divided into a handheld draw hook and an automatic draw hook. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement. Pulling a jun through the thyroid: thyroid gland draws jun also called right angle drag hook, is flat hook-shaped, is often used for thyroid gland part traction and exposure, is also commonly used for other operations, can draw skin, subcutaneous tissue, muscle and fascia, etc. The abdominal cavity drag hook is also called a square hook, is in a wider and smooth hook shape, and is used for the operation of a larger abdominal cavity. The skin retractor is also called a claw-shaped retractor, is in a rake shape and is used for skin retraction in shallow surgery. The S-shaped drag hook is also called a curved hook, is an S-shaped abdominal deep drag hook used for the deep operation of the pleuroperitoneal cavity and has the characteristics of large, medium, small, wide and narrow. Attention is paid to the correct method of use of the S-hook. The automatic retractor is a self-fixing retractor, also called a self-holding retractor, such as a two-blade type or three-blade type automatic retractor, and can be used for operations of abdominal cavity, thoracic cavity, pelvic cavity, waist, craniocerebral and other parts. The omnibearing surgical retractor is a novel automatic retractor, can fully expose the surgical field, can save l to 2 assistants, and obviously lightens the labor intensity of the surgical assistants. It is suitable for all operations of upper abdomen, pelvic cavity and retroperitoneum, such as liver and kidney transplantation, total gastrectomy, pancreas and duodenum resection, spleen resection, liver tumor resection, cardia peripheral vascular dissection, bladder and prostate operation, etc.

Along with retractor wide application in retracting tissue medical instrument technical field, current retractor has the function singleness, can't adjust the length of the direction of drawing and the drag hook of drawing of drag hook according to the size of wound, is difficult to highly adjusting the retractor, and traditional retractor needs that operating personnel is handheld, wastes time and energy, the fixed problem of being not convenient for, for this we provide a split type retractor convenient to fix.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type retractor convenient to it is fixed to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a split type retractor convenient to it is fixed, includes disc, drag hook fixed block and drag hook one, disc surface fretwork is equipped with the slide rail, the slide rail passes through fastening nut A and drag hook fixed block sliding connection, the drag hook fixed block passes through the screw and can dismantle with the pull rod and be connected, screw and handle fixed connection are passed through to pull rod one end, adjust knob and fixed block fixed connection are passed through to the other end of pull rod, disc one side welds with the fixed plate mutually, the opposite side of disc passes through the screw and can dismantle with the drag hook one and be connected.

Preferably, fixed block one side welds with the lifter mutually, lifter one end is through heightening knob and bracing piece fixed connection, bracing piece one end is passed through fastening nut B and can be dismantled with portable base and be connected, portable base one side is rotated with the handle and is connected, portable base's opposite side welds with the fixed draw-in groove mutually.

Preferably, a pre-buried screw hole B is arranged in one side of the supporting rod in a hollow mode, the inner surface of the supporting rod is glued with the sliding groove, and the sliding groove is connected with the lifting rod in a sliding mode.

Preferably, one end of the handle is welded with the second draw hook, and the second draw hook is made of titanium alloy.

Preferably, the inner surface of the fixed block is hollowed with an embedded screw hole A, and the adjusting knob is rotatably connected with the fixed block through the embedded screw hole A.

Preferably, the height-adjusting knob is rotatably connected with the supporting rod through an embedded screw hole B, and is positioned on one side of the lifting rod.

Preferably, the second draw hook is provided with four draw hooks, and the draw hook fixing blocks are provided with four draw hooks.

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

1. the split retractor convenient to fix is provided with the slide rail through the hollow out of the outer surface of the disc, and meanwhile, the slide rail is connected with the retractor fixing block in a sliding mode through the fastening nut A, so that the retractor can select the retracting direction around the wound under the limitation of the disc, the other end of the pull rod is arranged through the adjusting knob and fixing block fixed connection structure, an operator can select the length of the pull rod to fix again through loosening the adjusting knob, and the problems that the existing retractor is single in function and cannot adjust the retracting direction of the retractor and the length of the retractor according to the size of the wound are solved;

2. the split type retractor convenient to fix adopts the mode that the inner surface of the supporting rod is glued with the sliding chute, and meanwhile, the sliding chute is connected with the lifting rod in a sliding mode, so that an operator can directly loosen the height adjusting knob and then pull the lifting rod to fix the length of the lifting rod again to adjust the height of the device, and the problem that the height of the retractor is difficult to adjust by the traditional retractor is solved;

3. this kind of split type retractor convenient to it is fixed utilizes bracing piece one end to pass through fastening nut B and portable base can dismantle to be connected, portable base one side rotates with the handle simultaneously to the opposite side and the fixed draw-in groove of portable base weld mutually, make the utility model discloses accessible fixed draw-in groove select fixed place, the fixed portable base of rethread fastening nut B, thereby make the utility model discloses be convenient for fixed, solved traditional retractor and needed operating personnel handheld, waste time and energy, be not convenient for fixed problem.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic structural diagram of the height adjusting mechanism of the present invention.

In the figure: the adjustable hook comprises an adjusting knob 1, a fixing block 2, a disc 3, a pull rod 4, a handle 5, a fastening nut A6, a hook fixing block 7, a first hook 8, a fixing plate 9, a sliding rail 10, a pre-embedded screw hole A11, a second hook 12, a lifting rod 13, a height adjusting knob 14, a supporting rod 15, a handle 16, a movable base 17, a fixing clamping groove 18, a fastening nut B19, a pre-embedded screw hole B20 and a sliding groove 21.

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 technical scheme in the utility model, all other embodiments that ordinary skilled person in the art obtained under the prerequisite of not making the creative work all belong to the scope of the utility model protection.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a split type retractor convenient to it is fixed, including disc 3, drag hook fixed block 7 and drag hook 8, 3 surface fretworks of disc are equipped with slide rail 10, slide rail 10 passes through fastening nut A6 and 7 sliding connection of drag hook fixed block, drag hook fixed block 7 can be dismantled with pull rod 4 through the screw and is connected, screw and 5 fixed connection of handle are passed through to 4 one end of pull rod, adjust knob 1 and 2 fixed connection of fixed block are passed through to the other end of pull rod 4, 3 one side of disc welds with fixed plate 9 mutually, the opposite side of disc 3 passes through the screw and can dismantle with drag hook 8 and be connected.

Further, fixed block 2 one side welds with lifter 13 mutually, and lifter 13 one end is through heightening knob 14 and bracing piece 15 fixed connection, and bracing piece 15 one end is passed through fastening nut B19 and can be dismantled with portable base 17 and be connected, and portable base 17 one side is rotated with handle 16 and is connected, and portable base 17's opposite side welds with fixed slot 18 mutually, makes the utility model discloses accessible fixed slot 18 selects the fixed place, and portable base 17 is fixed to rethread fastening nut B19, thereby makes the utility model discloses be convenient for fixed.

Further, bracing piece 15 one side fretwork is equipped with pre-buried screw B20, and bracing piece 15 internal surface glues with spout 21 mutually, and spout 21 makes for sliding connection with the connected mode of lifter 13 the utility model discloses have the function of height-adjusting.

Further, 5 one ends of the handles are welded with the second draw hook 12, and the second draw hook 12 is made of titanium alloy, so that the normal service life of the utility model is prolonged.

Further, 2 internal surface fretworks of fixed block are equipped with pre-buried screw A11 to adjust knob 1 rotates with fixed block 2 through pre-buried screw A11 and is connected, makes the utility model discloses can adjust the length of pull rod 4 at will and fix.

Further, the height adjusting knob 14 is rotatably connected with the support rod 15 through the pre-embedded screw hole B20, and the height adjusting knob 14 is located at one side of the lifting rod 13, so that the lifting rod 13 can be fixed by the height adjusting knob 14, and the lifting rod 13 is prevented from moving in the vertical direction.

Furthermore, the second retractor 12 is provided with four retractor fixing blocks 7, so that the utility model has practicability.

The working principle is as follows: the utility model is fixed to a designated place by an operator in advance through the fixing plate 9 and the drag hook 8, one end of the recycling supporting rod 15 is detachably connected with the movable base 17 through the fastening nut B19, one side of the movable base 17 is rotatably connected with the handle 16, and the other side of the movable base 17 is welded with the fixed clamping groove 18, so that the utility model can select a fixed place through the fixed clamping groove 18, and then the movable base 17 is fixed through the fastening nut B19, thereby the utility model is convenient to fix, solves the problems that the traditional retractor needs to be held by the operator, wastes time and labor and is inconvenient to fix, adopts the inner surface of the supporting rod 15 to be glued with the chute 21, simultaneously the connecting mode of the chute 21 and the lifting rod 13 is a sliding connection, so that the operator can directly loosen the height-adjusting knob 14, and then the length of the lifting rod 13 is fixed again to adjust the height of the device, the problem of traditional retractor be difficult to highly adjust the retractor is solved, 3 surface fretworks of rethread disc are equipped with slide rail 10, slide rail 10 passes through fastening nut A6 and drag hook fixed block 7 sliding connection simultaneously, make the drag hook can select to lead out the direction around the wound under the restriction of disc 3, adjust knob 1 and 2 fixed connection structure settings of fixed block are passed through to the other end of pull rod 4, make operating personnel can be fixed again through the length of not hard up adjust knob 1 option pull rod 4, current retractor function singleness has been solved, can't adjust the problem of the direction of leading out of the drag hook and the length of drag hook according to the size of wound.

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 (7)

1. The utility model provides a split type retractor convenient to it is fixed, includes disc (3), drag hook fixed block (7) and drag hook (8), its characterized in that, disc (3) surface fretwork is equipped with slide rail (10), slide rail (10) are through fastening nut A (6) and drag hook fixed block (7) sliding connection, drag hook fixed block (7) can be dismantled through screw and pull rod (4) and be connected, screw and handle (5) fixed connection are passed through to pull rod (4) one end, the other end of pull rod (4) passes through adjust knob (1) and fixed block (2) fixed connection, disc (3) one side welds mutually with fixed plate (9), the opposite side of disc (3) passes through the screw and can be dismantled with drag hook (8) and be connected.

2. The split retractor facilitating fixation of claim 1, wherein: fixed block (2) one side welds with lifter (13) mutually, lifter (13) one end is through heightening knob (14) and bracing piece (15) fixed connection, bracing piece (15) one end is passed through fastening nut B (19) and can be dismantled with portable base (17) and be connected, portable base (17) one side is rotated with handle (16) and is connected, the opposite side and fixed slot (18) of portable base (17) weld mutually.

3. The split retractor facilitating fixation of claim 2, wherein: the novel lifting rod is characterized in that one side of the supporting rod (15) is provided with a pre-buried screw hole B (20) in a hollow mode, the inner surface of the supporting rod (15) is glued with a sliding groove (21), and the sliding groove (21) is connected with the lifting rod (13) in a sliding mode.

4. The split retractor facilitating fixation of claim 1, wherein: one end of the handle (5) is welded with the second draw hook (12), and the second draw hook (12) is made of titanium alloy.

5. The split retractor facilitating fixation of claim 1, wherein: the inner surface of the fixed block (2) is provided with embedded screw holes A (11) in a hollow mode, and the adjusting knob (1) is rotatably connected with the fixed block (2) through the embedded screw holes A (11).

6. The split retractor facilitating fixation of claim 3, wherein: the height-adjusting knob (14) is rotatably connected with the supporting rod (15) through an embedded screw hole B (20), and the height-adjusting knob (14) is located on one side of the lifting rod (13).

7. The split retractor facilitating fixation of claim 4, wherein: the second draw hook (12) is provided with four draw hooks, and the fixed block (7) of the draw hook is provided with four draw hooks.

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