CN214966066U - Strutting and fixing device in pancreatic tumor operation - Google Patents

Abstract

A supporting and fixing device in pancreatic tumor operation effectively solves the problems that the existing supporting and fixing method is inconvenient to use and cannot fix; the device comprises a slide bar in the vertical axial direction, a support plate in the left and right directions is connected to the slide bar in a sliding manner, a shell in the front and back directions is arranged at the right end of the support plate, pinion gears which are in the front and back directions and can rotate in the front and back directions are respectively arranged at the front and back sides in the shell, rotary drums are coaxially arranged at the opposite ends of the two pinion gears respectively, spiral grooves are respectively formed in the outer edge surfaces of the two rotary drums, pull plates in an inverted L shape are respectively connected to the front and back sides at the right end of the shell in a sliding manner, pull columns which are in the left and right axial direction and are inserted into spiral grooves at the corresponding sides of the pull plates are arranged at the left end of each pull plate, arc plates in the left and right axial directions are arranged at the lower ends of the pull plates, and arc openings of the two arc plates are opposite; the utility model relates to an ingenious, convenient to use.

Description

Strutting and fixing device in pancreatic tumor operation

Technical Field

The utility model relates to a clinical technical field of department of general surgery, especially a pancreas tumour art strutting fixing device.

Background

General surgery department is the clinical discipline of other diseases such as the tumour and traumatism of operation as main treatment method treatment liver, biliary tract, pancreas, intestines and stomach, anus intestines, vascular disease, thyroid gland and breast, it is the biggest special branch of surgical system, in clinic, when carrying out the operation to the patient that has pancreas tumour, medical personnel need strut and fix the operation edge of a knife usually, provide great operation field of vision for medical personnel, the medical personnel of being convenient for operate, and current strut fixed method is mostly medical personnel and use tweezers to operate, this has not only occupied medical personnel's work load, and long-time operation, lead to easily strutting fixed effect not good, waste time and energy.

SUMMERY OF THE UTILITY MODEL

To the above situation, in order to compensate the not enough of prior art, the utility model aims at providing a pancreas tumour art strutting fixing device, the effectual current method of strutting of having solved uses inconvenient and unable fixed problem.

The technical scheme of its solution is, the utility model discloses an upper and lower axial slide bar, sliding connection has the extension board of left and right directions on the slide bar, the extension board right-hand member is equipped with fore-and-aft direction's casing, axial and rotatable pinion around both sides are equipped with respectively in the casing, the back of the body end of carrying on the back of two pinions is coaxial respectively to be equipped with the rotary drum, the helicla flute has been seted up on two rotary drum outer fringe faces respectively, sliding connection has the arm-tie of falling L shape respectively in both sides around the casing right-hand member, the arm-tie left end is equipped with about the axial and inserts its pull post that corresponds in the spiral groove of side, axial arc about the arm-tie lower extreme is equipped with, the nock of two arcs carries on the back mutually.

The utility model relates to an ingenious, convenient to use through rotating ratchet wheel, makes two arcs remove relatively or back on the back mutually to realize strutting patient's operation edge of a knife, the medical personnel of being convenient for perform the operation.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of the utility model.

Fig. 3 is a right side perspective view of the present invention without the housing.

Fig. 4 is a full-section top axonometric view of the utility model.

Fig. 5 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 6 is an enlarged view of B in fig. 4 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By giving of fig. 1 to 6, including axial slide bar 1 from top to bottom, sliding connection has the extension board 2 of left right direction on the slide bar 1, extension board 2 right-hand member is equipped with fore-and-aft direction's casing 3, both sides are equipped with axial and rotatable pinion 4 around respectively in the casing 3, the end of carrying on the back mutually of two pinion 4 is coaxial respectively is equipped with rotary drum 5, the helicla flute 6 has been seted up respectively on two rotary drum 5 outer fringe faces, both sides sliding connection has the arm-tie 7 of falling L shape respectively around the casing 3 right-hand member, arm-tie 7 left end is equipped with about the axial and inserts its pull post 8 that corresponds in the side helicla flute 6, axial arc 9 about arm-tie 7 lower extreme is equipped with, the nock of two arc 9 is carried on the back mutually.

In order to make the pinion 4 rotatable, a rotating shaft 10 is arranged in the housing 3, which is axially arranged up and down and located between the two pinions 4, a main gear 11 meshed with the pinions 4 is coaxially arranged on the rotating shaft 10, and the rotating shaft 10 is connected with the housing 3 through a first torsion spring 12.

In order to limit the arc-shaped plate 9 conveniently, the upper end of the rotating shaft 10 penetrates through the shell 3 and is coaxially provided with a ratchet gear 13, the upper end of the support plate 2 is hinged with a pawl 14 which is in the vertical direction and the upper end of the support plate can be inserted between two adjacent teeth of the ratchet gear 13, and the pawl 14 is connected with the support plate 2 through a second torsion spring.

In order to adjust the length of the support plate 2 conveniently, the upper end of the support plate 2 is provided with a plurality of limiting holes 15 which are distributed along the left-right direction and are in the vertical axial direction, the upper end of the sliding rod 1 is connected with a limiting rod 16 in the vertical axial direction in a sliding mode, the lower end of the sliding rod can be inserted into the limiting holes 15, and the limiting rod 16 is connected with the sliding rod 1 through a tension spring.

In order to adjust the height of the arc-shaped plate 9 conveniently, the lower end of the sliding rod 1 is coaxially and slidably connected with a sliding cylinder 17, and the left end of the sliding cylinder 17 is in threaded connection with a first screw 18 which is in left-right axial direction and the right end of which can be in contact with the sliding rod 1.

In order to fix the sliding cylinder 17, the lower end of the sliding cylinder 17 is provided with a fixed frame 19 with a right opening, the lower end of the fixed frame 19 is connected with a second screw rod 20 in the vertical axial direction by screw threads, and the upper end of the second screw rod 20 penetrates through the fixed frame 19 and is provided with a clamping plate 21 in the left-right direction.

When the utility model is used, a medical staff clamps the fixed frame 19 on the bed board and moves the fixed frame 19 until the arc-shaped plate 9 is positioned above the surgical incision, at the moment, the second screw 20 is rotated clockwise, the second screw 20 drives the splint 21 to move upwards, after rotating for a certain time, the splint 21 is contacted with the bed board, and the fixed frame 19 is fixed with the bed board, at the moment, the medical staff pulls the limiting rod 16 upwards, the extension spring is pulled upwards while the limiting rod 16 moves upwards, so that the extension spring has downward elasticity, after pulling for a certain distance, the lower end of the limiting rod 16 is far away from the limiting hole 15, the limiting to the support plate 2 is released, at the moment, the medical staff pulls the support plate 2 leftwards or rightwards, so that the arc-shaped plate 9 is positioned right above the surgical incision, at the moment, the limiting rod 16 is loosened, the limiting rod 16 moves downwards due to the downward pulling force of the extension spring, after moving for a certain distance, the lower end of the limiting rod 16 is inserted into the limiting hole 15 again, the support plate 2 is limited;

at the moment, the medical staff pushes the sliding rod 1 downwards, the sliding rod 1 drives the shell 3 to move downwards through the supporting plate 2, the shell 3 drives the arc-shaped plate 9 to move downwards, when the arc-shaped plate 9 is positioned in the surgical knife opening, the medical staff rotates the first screw 18 anticlockwise for a certain angle, the right end of the first screw 18 is contacted with the sliding rod 1, the sliding rod 1 is limited, at the moment, the medical staff rotates the ratchet gear 13 clockwise, the ratchet gear 13 drives the main gear 11 to rotate clockwise through the rotating shaft 10, the main gear 11 drives the rotary drum 5 on the corresponding side to the main gear 11 to rotate anticlockwise through the auxiliary gear 4 on the front side, the rotary drum 5 on the front side drives the pull column 8 to move forwards through the spiral groove 6, and the pull column 8 drives the arc-shaped plate 9 on the corresponding side to move forwards through the pull plate 7;

the main gear 11 rotates clockwise, the counter gear 4 at the rear side drives the rotary drum 5 at the corresponding side to rotate clockwise, the rotary drum 5 at the rear side drives the pull column 8 to move backwards through the spiral groove 6, the pull column 8 drives the arc-shaped plate 9 at the corresponding side to move backwards through the pull plate 7, the movement that the two arc-shaped plates 9 move back to back is realized, the wound of a patient is opened when the arc-shaped plates 9 move back to back, the ratchet gear 13 rotates clockwise, the first torsion spring 12 is driven to rotate clockwise, and the first torsion spring 12 has anticlockwise torsion, and the ratchet gear 13 rotates clockwise and simultaneously extrudes the pawl 14 leftwards, the pawl 14 drives the second torsion spring to rotate anticlockwise, so that the second torsion spring has clockwise torsion, after rotating a certain angle, the pawl 14 swings rightwards due to the clockwise torsion of the second torsion spring to the upper end and is clamped between two adjacent teeth of the ratchet gear 13 again, so that the arc-shaped plate 9 is limited;

at the moment, the surgical incision is spread and fixed, medical staff can perform surgery, when the surgery is finished and the spreading is no longer needed, the medical staff swings the pawl 14 leftwards, after the surgery is finished and swings for a certain angle, the upper end of the pawl 14 is far away from between two adjacent teeth of the ratchet gear 13, the limit in the arc-shaped plate 9 is removed, at the moment, the rotating shaft 10 rotates anticlockwise due to the anticlockwise torsion of the first torsion spring 12, the rotating shaft 10 drives the two auxiliary gears 4 to rotate through the main gear 11, the auxiliary gears 4 drive the rotating drums 5 to rotate, the two rotating drums 5 drive the pull columns 8 on the corresponding sides to move relatively through the spiral grooves 6, the two pull columns 8 drive the arc-shaped plates 9 on the corresponding sides to move relatively through the pull plates 7, after the arc-shaped plates 9 return to the initial positions after moving for a certain distance, and the spreading of the incision is removed;

at the moment, the medical staff loosens the pawl 14, the upper end of the pawl 14 is inserted into the space between two adjacent teeth of the gear again, the arc-shaped plate 9 is limited, at the moment, the medical staff rotates the second screw rod 20 anticlockwise, after the medical staff rotates for a certain angle, the clamping plate 21 moves downwards and is far away from the bed plate, the fixing of the fixing frame 19 and the bed plate is released, and at the moment, the support plate 2 is taken down.

The utility model discloses simple structure, the design is novel, high durability and convenient use, therefore, the clothes hanger is strong in practicability, the slide bar that is equipped with, the extension board, a housing, the pinion, the rotary drum, the helicla flute, the post-drawing, the arm-tie, the arc etc., medical personnel of can being convenient for support and fix the operation edge of a knife, so that medical personnel perform the operation smoothly, medical personnel's work load has been alleviateed, spacing hole, the gag lever post, the slide cartridge, first screw rod etc. that are equipped with, medical personnel of can being convenient for adjust the position of arc, the fixed frame that is equipped with, the second screw rod, splint, medical personnel of can being convenient for fix the slide cartridge.

Claims (6)

1. The utility model provides a strut fixing device in pancreas tumour art, including upper and lower axial slide bar (1), sliding connection has extension board (2) of left and right sides direction on slide bar (1), extension board (2) right-hand member is equipped with casing (3) of fore-and-aft direction, a serial communication port, both sides are equipped with axial and rotatable pinion (4) around respectively in casing (3), the end of carrying on the back mutually of two pinion (4) is coaxial respectively is equipped with rotary drum (5), helicla flute (6) have been seted up on two rotary drum (5) outer fringe faces respectively, both sides are sliding connection respectively around casing (3) right-hand member have arm-tie (7) of falling L shape, arm-tie (7) left end is equipped with about the axial and inserts pull post (8) in its spiral groove (6) that correspond, axial arc (9) about arm-tie (7) lower extreme is equipped with, the nock of two arc (9) is carried on the back mutually.

2. The pancreas tumor operation strutting and fixing device according to claim 1, characterized in that, the housing (3) is provided with a rotating shaft (10) which is axially arranged up and down and is positioned between two pinion gears (4), the rotating shaft (10) is coaxially provided with a main gear (11) engaged with the pinion gears (4), and the rotating shaft (10) is connected with the housing (3) through a first torsion spring (12).

3. The distraction fixing device according to claim 2, wherein the upper end of the rotating shaft (10) penetrates through the housing (3) and is coaxially provided with a ratchet gear (13), the upper end of the support plate (2) is hinged with a pawl (14) which is vertically arranged and the upper end of the support plate can be inserted between two adjacent teeth of the ratchet gear (13), and the pawl (14) is connected with the support plate (2) through a second torsion spring.

4. The pancreas tumor operation strutting and fixing device according to claim 1, characterized in that the upper end of the support plate (2) is provided with a plurality of limiting holes (15) which are distributed along the left-right direction and are axially arranged up and down, the upper end of the slide bar (1) is slidably connected with a limiting rod (16) which is axially arranged up and down and the lower end of which can be inserted into the limiting holes (15), and the limiting rod (16) is connected with the slide bar (1) through a tension spring.

5. The pancreatic tumor surgery distraction fixation device of claim 1, wherein the lower end of the slide bar (1) is coaxially and slidably connected with a slide cylinder (17), and the left end of the slide cylinder (17) is threadedly connected with a first screw (18) which is axially arranged at the left and right and can be contacted with the slide bar (1) at the right end.

6. The pancreas tumor operation strutting and fixing device according to claim 5, characterized in that the lower end of the slide cylinder (17) is provided with a fixing frame (19) with an opening facing to the right, the lower end of the fixing frame (19) is connected with a second screw rod (20) in the vertical axial direction in a threaded manner, and the upper end of the second screw rod (20) penetrates through the fixing frame (19) and is provided with a clamping plate (21) in the left-right direction.

Images