CN214017731U

CN214017731U - Gastrointestinal surgery shearing device

Info

Publication number: CN214017731U
Application number: CN202022451755.7U
Authority: CN
Inventors: 唐言华; 申治; 李杉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-08-24
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a gastrointestinal surgery shearing mechanism relates to the intestinal field of cuting, and its technical scheme main points are: the cutting device comprises a frame, a positioning mechanism and two fixing mechanisms with the same structure, wherein the positioning mechanism is detachably connected with the frame, the two fixing mechanisms are in threaded connection with the positioning mechanism, the cutting device further comprises two cutting mechanisms with the same structure and a fixed plate, each cutting mechanism consists of a fixed blade and a movable blade, the fixed blade is installed on a connecting rod, the movable blade is rotatably connected with the fixed blade, the fixed blade and the movable blade are both arranged between the two fixing mechanisms, the movable blade is fixedly connected with a T-shaped rod, and a sliding groove capable of being slidably connected with the T-shaped rod is formed in the fixed plate. The shearing device can achieve the effect of simultaneously and accurately cutting off the two ends of the intestinal tract of a patient, the operation efficiency is improved, and the operation risk is reduced.

Description

Gastrointestinal surgery shearing device

Technical Field

The invention relates to the field of intestinal tract shearing, in particular to a shearing device for gastrointestinal surgery.

Background

The intestinal tract refers to the digestive tube from the stomach pylorus to the anus, and is the longest section of the digestive tube and the most important section of the digestive tube, and patients with tumors or canceration in the intestinal tract need to perform an intestinal resection operation. When the affected part of the intestinal tract of a patient is cut by an operation, the intestinal tract is in a free state, the surface of the intestinal tract is smooth and is not easy to fix, and great difficulty is caused to the normal implementation of the operation.

In order to solve the above problems, Chinese patent (patent publication No. CN211381631U) discloses a surgical scissors for gastrointestinal surgery, comprising a bottom plate, wherein one end of the upper side of the bottom plate is an inclined plane, the other end of the upper side of the bottom plate is fixedly connected with the lower end of a sleeve, the lower part of an L-shaped rod vertical rod is embedded in the sleeve, one end of an L-shaped rod horizontal rod is fixedly connected with the middle part of one side of a screw groove, two ends in the screw groove are respectively hinged with a screw rod at one end of the screw rod and are provided with threads with opposite rotating directions, one end of the screw rod penetrates through the screw groove, one end of the screw rod is fixedly connected with the middle part of one side of a knob, the upper part of the other side of the screw groove is fixedly connected with one end of a symmetrical connecting rod I, the lower part of the other side of the screw groove, the lower ends of the two guide rods respectively penetrate through the corresponding clip blocks, the upper ends of the two guide rods are respectively and fixedly connected with the lower sides of the corresponding pressing blocks, the lower ends of the two guide rods are respectively and fixedly connected with the middle parts of the upper sides of the corresponding cutters, and the two cutters are respectively embedded in the corresponding sliding grooves.

Although the problem that the intestinal tract is difficult to fix is solved by the scheme, the smooth and soft intestinal tract is cut by the cutter from top to bottom, so that accurate excision is difficult to achieve, the operation efficiency is seriously reduced, and the operation risk is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gastrointestinal surgery shearing mechanism, this shearing mechanism can realize the effect of accurate excision simultaneously to disease intestinal both ends, improves operation efficiency, reduces the operation risk.

The above technical purpose of the present invention can be achieved by the following technical solutions: a gastrointestinal surgery shearing device comprises a rack, a positioning mechanism and two fixing mechanisms with the same structure, wherein the positioning mechanism consists of an L-shaped supporting rod, a lead screw groove and a lead screw, the supporting rod is detachably connected with the rack, threads with opposite turning directions are arranged on the left side and the right side of the lead screw, the lead screw penetrates through the lead screw groove, one end of the lead screw is fixedly connected with a knob positioned outside the lead screw groove, each fixing mechanism comprises a sliding block, a connecting rod, a U-shaped plate and a clamping plate, each sliding block is in threaded connection with the left side and the right side of the lead screw, the upper side and the lower side of each sliding block are in sliding connection with the lead screw groove, each connecting rod is fixedly connected with each sliding block, each U-shaped plate is fixedly connected with each connecting rod, each U-shaped plate is in threaded connection with a second bolt, each second bolt is detachably connected with each clamping plate, each clamping plate is positioned in each U-shaped plate, and the shearing device further comprises two cutting mechanisms and fixing plates with the same structure, every cutting mechanism comprises fixed blade and movable blade, fixed blade installs on the connecting rod, movable blade rotates with fixed blade to be connected, fixed blade and movable blade all are between two fixed establishment, movable blade fixedly connected with T shape pole, set up the sliding tray that can sliding connection T shape pole on the fixed plate.

By adopting the technical scheme, when a doctor uses the device to perform an intestinal tract resection operation, the doctor can more favorably fix the two ends of the intestinal tract to be cut simultaneously by connecting the cutting mechanism and the fixing mechanism together without being limited by the position of the blade; by adopting the structure of double knives, the intestinal tract can be cut off accurately by one knife; by using one blade, the effect of simultaneous action of the upper blade and the lower blade can be realized, and the operation is convenient; the two movable blades are connected through the fixed plate, so that the two movable blades can move simultaneously, and the operation efficiency is improved; through with T shape pole joint in the sliding tray, when making two movable blade simultaneous workings, can adjust the interval of two movable blade again at will, the cooperation of being convenient for is waited to cut the length of intestinal, realizes amputating simultaneously the intestinal both ends.

The utility model discloses further set up to: the fixed blade is fixedly connected with a U-shaped hook which is embedded on the connecting rod.

By adopting the technical scheme, the fixed blade is embedded on the connecting rod in the U-shaped hook mode, the fixed blade is limited to move in the horizontal direction, normal work of the fixed blade is guaranteed, and meanwhile, the fixed blade is convenient to detach and timely clean and replace after an operation.

The utility model discloses further set up to: and a torsional spring is fixedly connected between the movable blade and the fixed blade.

Through adopting above-mentioned technical scheme, install the torsional spring between movable blade and fixed blade, not only be convenient for two blades fixed under unoperated state, also be convenient for two blades operations under operating condition, excision operation accomplishes the back simultaneously, but movable blade automatic re-setting, labour saving and time saving improves operation efficiency.

The utility model discloses further set up to: the U-shaped plate is horizontally placed.

Through adopting above-mentioned technical scheme, when the doctor is in fixed intestinal, make the intestinal stack to the at utmost into about two-layer smooth, the subsequent shearing operation of being convenient for.

The utility model discloses further set up to: the fixed plate is fixedly connected with a cylindrical handle.

Through adopting above-mentioned technical scheme, when the doctor carries out the intestinal operation of cuting, use the handle pulling fixed plate to drive two movable blade and carry out shearing movement, be convenient for operate.

To sum up, the utility model discloses following beneficial effect has:

1. fixing mechanism and cutting mechanism interconnect in this device can adjust fixing mechanism's interval at will and do not receive the restriction of blade position, make it unanimous with the length of the intestinal of treating the shearing, make things convenient for shearing when the intestinal both ends, greatly improve the efficiency of operation.

2. This device adopts the mode of double blade effect from top to bottom, further guarantees that the intestinal can be cut by a sword accuracy and cut, for the incision of back sews up the work and reduces the degree of difficulty, and then reduces the operation risk.

3. The placing mode of the U-shaped plate in the device enables doctors to fold the intestinal tract into two layers which are flat from top to bottom to the greatest extent when fixing the intestinal tract, and subsequent shearing work is facilitated.

4. The blade of the device is a detachable blade, so that the device is convenient to detach, clean and disinfect after an operation, and is also convenient to replace the old blade.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a right side view in an embodiment of the invention;

fig. 3 is an exemplary view of a partially disassembled structure in an embodiment of the present invention;

description of reference numerals: 11. a base; 12. a sleeve; 13. a first bolt; 21. a support bar; 22. a lead screw groove; 23. a lead screw; 24. a knob; 31. a slider; 32. a connecting rod; 33. a U-shaped plate; 34. a splint; 35. a second bolt; 36. a groove; 41. fixing a blade; 42. a movable blade; 43. a T-shaped rod; 44. hooking; 5. a fixing plate; 51. a sliding groove; 52. a handle.

Detailed Description

The present invention will be described in further detail with reference to fig. 1 to 3.

Example (b): the utility model provides a gastrointestinal surgery shearing mechanism, includes frame, positioning mechanism and two fixed establishment that the structure is the same, and the frame comprises square base 11 and square sleeve 12, and the lower extreme welding of sleeve 12 is on the base and perpendicular with the face at base place, and the rear side threaded connection of sleeve 12 has first bolt 13.

Positioning mechanism comprises L-shaped bracing piece 21, lead screw groove 22 and lead screw 23, the lower extreme and sleeve 12 sliding connection of bracing piece 21, first bolt 13 supports the rear side of tight bracing piece 21, thereby make the front side of bracing piece 21 closely laminate with the inboard of sleeve 12 and restrict bracing piece 21 and slide from top to bottom, the upper end of bracing piece 21 and the rear side welding in lead screw groove 22, the lead screw 23 left and right sides is equipped with the opposite screw of direction of turning, lead screw 23 passes the left and right sides in lead screw groove 22, the right-hand member fixedly connected with of lead screw 23 is located the knob 24 outside lead screw groove 22.

Every fixed establishment all includes sliding block 31, the connecting rod 32, U-shaped plate 33, splint 34, two sliding block 31 difference threaded connection are on the left side and the right side of lead screw 23, every sliding block 31 the upper and lower both sides all with lead screw groove 22 sliding connection, guarantee that sliding block 31 can not take place to rotate, connecting rod 32's rear end and sliding block 31's front side welding, connecting rod 32's front end and U-shaped plate 33's rear side welding, U-shaped plate 33 level is placed, threaded hole has been seted up to U-shaped plate 33's upside, U-shaped plate 33 has second bolt 35 through this threaded hole threaded connection, second bolt 35 bonds with splint 34, splint 34 are located U-shaped plate 33 inboard and are parallel with two relative up-and-down boards of U-shaped plate 33.

The shearing device also comprises two cutting mechanisms with the same structure and a fixed plate 5, wherein each cutting mechanism consists of a fixed blade 41 and a movable blade 42, the fixed blade 41 and the movable blade 42 are rectangular blades with one side edge, the movable blade 42 is longer than the fixed blade 41, the rear side of the fixed blade 41 is welded with a U-shaped hook 44, the upper side of a connecting rod 32 is provided with a groove 36 for embedding the hook 44, so that the fixed blade 41 can not rotate randomly, the rear side of the fixed blade 41 is provided with a horizontal rotating shaft which is rotatably connected with the movable blade 42, a torsion spring is arranged on the horizontal rotating shaft, the axis of the torsion spring is vertical to the fixed blade 41 and the movable blade 42, two ends of the torsion spring are respectively abutted against the fixed blade 41 and the movable blade 42, in the non-working state, the included angle between each fixed blade 41 and the movable blade 42 which is rotatably connected with the fixed blade is 90 degrees, and the fixed blade 41 and the movable blade 42 are both arranged between the two fixed mechanisms, the upper end of the movable blade 42 is welded with a T-shaped rod 43; the fixed plate 5 is a rectangular block-shaped plate, a sliding groove 51 connected with the T-shaped rod 43 in a sliding mode is formed in the fixed plate 5, the lower side of the transverse rod of the T-shaped rod 43 is attached to the upper side of the fixed plate 5, it is guaranteed that the two movable blades 42 can slide in the opposite direction and can work simultaneously, and the cylindrical handle 52 is welded to the upper side of the fixed plate 5.

The working process of the technical scheme is as follows: the shearing mechanism in this scheme is under inoperative condition, and the bracing piece 21 of L shape is in the highest position, and two sliding blocks 31 are in the furthest position of relative distance, and two torsional springs are production elasticity, and every fixed blade is 90 degrees contained angles rather than the movable blade of being connected, and two splint 34 all closely laminate in the inboard of the higher board of the relative horizontal position of the U-shaped board 33 that corresponds, and two equal block of T shape pole 43 are on sliding tray 51 to be in the furthest position of relative distance. When a doctor uses the device to perform an intestinal tract resection operation, firstly, the base 11 is moved and placed at a position suitable for performing the operation, the first bolt 13 is unscrewed, the supporting rod 21 is moved downwards until the whole shearing mechanism is adjusted to a height suitable for performing the operation, then the first bolt 13 is screwed down to push the supporting rod 21 tightly, and the device is fixed; then, the knob 24 of the lead screw 23 is rotated, the lead screw drives the two sliding blocks 31 to move relatively, the two sliding blocks 31 drive the whole fixing mechanism and the shearing mechanism to move relatively, the two T-shaped rods 43 also move relatively in the sliding groove 51 at the same time, when the distance between the two shearing mechanisms is consistent with the length of the intestinal tract to be cut by the patient, the knob 24 is stopped to rotate, then one end of the intestinal tract to be cut by the patient is placed in the corresponding U-shaped plate 33, the second bolt 35 is screwed, the corresponding clamping plate 34 is driven by the second bolt 35 to move vertically downwards, when the intestinal tract is clamped and fixed by the clamping plate 34 and the U-shaped plate, the second bolt 35 is stopped to be screwed, then the other end of the intestinal tract to be cut by the patient is placed in the other U-shaped plate 33, the process for fixing the intestinal tract is the same, and the description is omitted; after the two ends of the intestinal tract to be excised of the patient are fixed, the handle 52 of the fixed plate 5 is pulled downwards by a hand, the handle 52 drives the fixed plate 5 to move downwards, the fixed plate 5 drives the two movable blades 42 to rotate clockwise around the shaft of the torsion spring and act with the fixed blade 41 at the same time, the intestinal tract is cut off, at the moment, the torsion spring is in a compressed state, then the handle 52 is released, the torsion spring rebounds, and the movable blades 42 and the fixed plate 5 are automatically reset along with the elastic force; after the operation of intestinal excision is accomplished, knob 24 once more, lead screw 23 drive two sliding blocks 31 and move toward the direction that is close to each other, when two U-shaped boards 33 drive the intestinal incision that corresponds and move to suitable sutural position, stop rotatory knob 24, then sew up the intestinal, after the operation of sewing up, reverse rotation second bolt 35 unties the fixed to the intestinal, resets whole device and cleans and disinfects it after the operation, prevents the germ infection.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a gastrointestinal surgery shearing mechanism, includes frame, positioning mechanism and two fixed establishment that the structure is the same, positioning mechanism comprises bracing piece (21), lead screw groove (22) and lead screw (23) of L shape, bracing piece (21) can be dismantled with the frame and be connected, the lead screw (23) left and right sides is equipped with the opposite screw thread of direction of rotation, lead screw (23) pass lead screw groove (22), lead screw (23) one end fixedly connected with is located knob (24) outside lead screw groove (22), every fixed establishment all includes sliding block (31), connecting rod (32), U-shaped board (33), splint (34), every sliding block (31) and the left and right sides threaded connection of lead screw (23), the upper and lower both sides of sliding block (31) all with lead screw groove (22) sliding connection, connecting rod (32) and sliding block (31) fixed connection, u-shaped board (33) and connecting rod (32) fixed connection, U-shaped board (33) threaded connection has second bolt (35), second bolt (35) can be dismantled with splint (34) and be connected, splint (34) are located U-shaped board (33), its characterized in that: the shearing device further comprises two cutting mechanisms and a fixing plate (5) which are the same in structure, each cutting mechanism is composed of a fixed blade (41) and a movable blade (42), the fixed blade (41) is installed on the connecting rod (32), the movable blade (42) is rotatably connected with the fixed blade (41), the fixed blade (41) and the movable blade (42) are both arranged between the two fixing mechanisms, the movable blade (42) is fixedly connected with a T-shaped rod (43), and a sliding groove (51) capable of slidably connecting the T-shaped rod (43) is formed in the fixing plate (5).

2. The gastrointestinal surgical clipping device of claim 1, wherein: the fixed blade (41) is fixedly connected with a U-shaped hook (44), and the hook (44) is embedded on the connecting rod (32).

3. The gastrointestinal surgical clipping device of claim 1, wherein: a torsion spring is fixedly connected between the movable blade (42) and the fixed blade (41).

4. The gastrointestinal surgical clipping device of claim 1, wherein: the U-shaped plate (33) is horizontally placed.

5. The gastrointestinal surgical clipping device of claim 1, wherein: the fixing plate (5) is fixedly connected with a cylindrical handle (52).