CN110327101B

CN110327101B - Tumor resection device

Info

Publication number: CN110327101B
Application number: CN201910709304.8A
Authority: CN
Inventors: 寇卫政; 杨留中; 李秋萍; 杨庆辉; 蔡卫梅
Original assignee: First Affiliated Hospital Of Xinxiang Medical College (henan Province Tuberculosis Hospital)
Current assignee: First Affiliated Hospital Of Xinxiang Medical College (henan Province Tuberculosis Hospital)
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2023-02-24
Anticipated expiration: 2039-07-25
Also published as: CN110327101A

Abstract

The invention discloses a tumor resection device, which comprises a pipe body, wherein a box body with an opening at one end is sleeved in the pipe body, the opening end of the box body faces downwards, a height adjusting device is fixed on the bottom surface of an inner cavity of the box body, a pressing component is arranged at one end of the height adjusting device, which is far away from the bottom surface of the inner cavity of the box body, the pressing component is used for applying opening and closing acting force to a jaw component arranged below the pressing component so as to loosen or clamp a tumor, a guide device which is convenient for the box body to move so as to change the position of the jaw component is arranged between the pipe body and the box body, a limiting structure which is used for fixing the jaw component so as to conveniently resect the tumor is arranged on the guide device, and a cutting device which is used for resecting the tumor is arranged at one end, which is close to the jaw component, of the pipe body. After the clamping jaw assembly is used for clamping the tumor, the tumor is lifted to the height convenient for manual knotting, blood supply to the tumor part is cut off in a knotting mode, and the cutting device is used for separating above the knotted part to achieve the purpose of removing the tumor.

Description

Tumor resection device

Technical Field

The invention belongs to the technical field of medical appliances, and particularly relates to a tumor resection device.

Background

Statistically, approximately 40000 people are detected each year as having cancer, and in the course of conventional treatment, approximately 35% of patients have to be treated by surgery, which removes only superficial cells, but which still carries the risk of cancer, but the removal of too much tissue can lead to tearing of the intestinal wall and even serious life-threatening infections. Therefore, the problem that needs to be solved urgently is to find a surgical device which is simple and convenient to operate, has small surgical wound and can reduce the discomfort degree and surgical risk degree of a patient to the minimum.

Disclosure of Invention

In view of the above, the present invention provides a tumor resection device to solve the deficiencies of the prior art.

The technical scheme of the invention is as follows:

the utility model provides a tumour resection device, includes the body, the body endotheca is equipped with one end open-ended box, the open end of box is down, the inner chamber bottom surface of box is fixed with high adjusting device, the one end that high adjusting device deviates from the inner chamber bottom surface of box is provided with the oppression subassembly, the oppression subassembly is used for applying for the jack catch subassembly that sets up below it and opens the effort so that loosen or centre gripping tumour, be provided with the guider who makes things convenient for the box to remove in order to change the position of jack catch subassembly between body and the box, be provided with the limit structure who is used for fixed jack catch subassembly in order to conveniently remove the tumour on the guider, the one end that the body is close to the jack catch subassembly is provided with the cutting device who is used for removing the tumour.

Preferably, the height adjusting means is one of a hydraulic cylinder, a pneumatic cylinder, or a screw elevating structure.

Preferably, the compression assembly comprises a compression rod structure and a guide wheel, the compression rod structure comprises a first rod, a second rod and a third rod which are sequentially connected end to form a U shape, a first mounting hole is formed in the middle of the second rod, the first mounting hole is fixed with the end part of a lifting execution part of the height adjusting device in a sleeved mode, a first through groove and a second mounting hole are formed in one ends of the first rod and the third rod, which deviate from the second rod, the central line of the second mounting hole is perpendicular to the central line of the first mounting hole and penetrates through the first through groove, the guide wheel is arranged in the first through groove, and a rotating shaft of the guide wheel is hinged to the second mounting hole.

Preferably, the jack catch subassembly is including erectting the dead lever on the inner wall of box open end, the central line of dead lever is perpendicular with the central line of pole two, bilateral symmetry articulates on the dead lever has the clamping jaw, and two double-layered melons set up respectively under pole one and pole three, and the face that two clamping jaws are relative is the concave surface respectively, has seted up guide way one on the face that two clamping jaws deviate from mutually respectively, is provided with the elastic component between two clamping jaws, the both ends of elastic component are fixed with the one end that two clamping jaws are close to the dead lever respectively.

Preferably, the inner wall of the box body is provided with a second guide groove, guide wheels are arranged in the second guide groove and the first guide groove, and the guide wheels move along the second guide groove and the first guide groove.

Preferably, the cutting device comprises multistage hydraulic cylinders symmetrically fixed on two sides of the outer wall of the tube body, and cutting edges for cutting tumors are fixed at the tail ends of piston rods of the multistage hydraulic cylinders.

Preferably, the guiding device comprises positioning columns fixed on the left and right sides of the outer wall of the box body and a second through groove formed in the middle of the pipe body, the length direction of the second through groove is parallel to the length direction of the pipe body, and the positioning columns penetrate through the second through groove and can move up and down along the second through groove.

Preferably, the limiting structure comprises a plurality of parallel through grooves III which are respectively arranged on the left side and the right side of the through groove II in a staggered manner, the length direction of the through groove III is perpendicular to that of the through groove II, a limiting groove is formed in one end, deviating from the through groove II, of the through groove III, and the limiting groove is formed in the inner side wall below the through groove II.

Preferably, be provided with on the outer wall of body and be convenient for handheld frosting or the line that is used for skid-proof.

Compared with the prior art, the tumor resection device provided by the invention has the advantages that after the clamping jaw assembly is used for clamping the tumor, the tumor is lifted to the height convenient for manual knotting, the blood supply to the tumor part is cut off in a knotting mode, and the cutting device is used for separating above the knotted part to achieve the purpose of tumor resection.

Drawings

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

FIG. 2 is a left side view of the present invention;

fig. 3 is a front view of a compression assembly of the present invention;

fig. 4 is a left side view of the compression assembly of the present invention;

fig. 5 is a top view of a compression assembly of the present invention.

Detailed Description

The invention provides a tumor resection device, which is described below by combining the structural schematic diagrams of figures 1 to 5.

Example 1

As shown in fig. 1 to 2, the tumor resection device provided by the present invention includes a tube body 1 convenient for being held by hand, and frosted sand or grains for preventing slipping are provided on the outer wall of the tube body 1.

A box body 2 with an opening at one end is sleeved in the pipe body 1, a guiding device which is convenient for the box body 2 to move up and down in the pipe body 1 to change the position of the jaw assembly is arranged between the pipe body 1 and the box body 2, the guiding device comprises positioning columns 4 which are fixed on the outer wall of the box body 2 in a bilateral symmetry mode and a through groove two 13 which is arranged in the middle of the pipe body 1, the length direction of the through groove two 13 is parallel to the length direction of the pipe body 1, and the positioning columns 4 penetrate out of the through groove two 13 and can move up and down along the through groove two 13.

Be provided with the limit structure who is used for fixed jaw subassembly in order to conveniently excise the tumour on the guider, limit structure includes that the logical groove three 14 of a plurality of parallels that lead to two 13 left and right sides crisscross setting respectively of groove, the length direction who leads to groove three 14 is perpendicular with the length direction who leads to groove two 13, lead to groove three 14 and deviate from the one end that leads to groove two 13 and seted up spacing recess 12, spacing recess 12 sets up on the inside wall that leads to groove two 13 below.

The opening end of the box body 2 faces downwards, the bottom surface of the inner cavity of the box body 2 is provided with a height adjusting device 3, and the height adjusting device 3 is one of a hydraulic cylinder, a pneumatic cylinder or a spiral lifting structure.

The height adjusting device 3 is fixed with the bottom surface of the inner cavity of the box body 2, one end of the height adjusting device, which deviates from the bottom surface of the inner cavity of the box body 2, is fixedly connected with the pressing component 5, and the pressing component 5 is used for applying opening and closing acting force to the jaw component so as to loosen or clamp the tumor.

The below of oppression subassembly 5 is provided with jaw assembly, jaw assembly is including erectting dead lever 6 on the inner wall of 2 open ends of box, the central line of dead lever 6 is perpendicular with the central line of pole two 502, bilateral symmetry articulates on dead lever 6 has clamping jaw 10, two clamping jaws 10 set up respectively under pole one 501 and pole three 503, the face that two clamping jaws 10 are relative is the concave surface respectively, guide way one has been seted up respectively on the face that two clamping jaws 10 deviate from mutually, be provided with elastic component 11 between two clamping jaws 10, the both ends of elastic component 11 are fixed with the one end that two clamping jaws 10 are close to dead lever 6 respectively.

As shown in fig. 3 to 5, the compression assembly 5 includes a compression bar structure and a guide wheel 9, the compression bar structure includes a first rod 501, a second rod 502 and a third rod 503 which are sequentially connected end to form a U shape, a first mounting hole 504 is formed in the middle of the second rod 502, the first mounting hole 504 is fixedly sleeved on the end of the lifting actuator of the height adjustment device 3, a first through groove 506 and a second mounting hole 505 are formed in the ends of the first rod 501 and the third rod 503, which are away from the second rod 502, the center line of the second mounting hole 505 is perpendicular to the center line of the first mounting hole 504 and penetrates through the first through groove 506, the guide wheel 9 is arranged in the first through groove 506, and the rotating shaft of the guide wheel 9 is hinged in the second mounting hole 505.

One end of the pipe body 1 close to the jaw assembly is provided with a cutting device for removing tumors, the cutting device comprises multistage hydraulic cylinders 7 symmetrically fixed on two sides of the outer wall of the pipe body 1, and cutting edges 8 for cutting the tumors are fixed at the tail ends of piston rods of the multistage hydraulic cylinders 7.

As a further optimized scheme of this embodiment, a second guide groove is formed in the inner wall of the box body 2, guide wheels 9 are arranged in the second guide groove and the first guide groove, and the guide wheels 9 move along the second guide groove and the first guide groove.

During the use, the doctor places two clamping jaws 10 of device in the top of pathological change position, start height adjustment device 3, make height adjustment device 3's whole height increase, the oppression subassembly 5 that height adjustment device 3 end is fixed outwards stretches out, oppress the contained angle between two clamping jaws 10 and diminish, in order to make things convenient for the tumour of centre gripping pathological change position, along with height adjustment device 3's whole height increase, the contained angle between two clamping jaws 10 diminishes to pressing from both sides behind the tight tumour portion, stop height adjustment device 3, manual finely tune reference column 4 upwards make it break away from spacing recess 12 after, rotatory body 1, make reference column 4 translate to leading to groove two 13 along leading to groove three 14, then after reference column 4 rises to suitable position along leading to groove two 13, rotatory body 1, make reference column 4 translate along leading to groove three 14 and reenter spacing recess 12 location, in order to keep the relative position of body 1 and box 2, synchronous drive box 2 and additional structure synchronous rising when reference column 4 rises, make the tumour portion that two clamping jaws 10 centre gripping, conveniently carry out the blood supply blood to tie a knot, then make two multistage pneumatic cylinder 7 that the tumour portion stretches out, the terminal hydraulic cylinder 8 of two hydraulic cylinder 7 of getting rid of tumour forms the similar terminal structure of the similar tumour portion.

According to the tumor resection device, after the clamping jaw assembly is used for clamping the tumor, the tumor is lifted to the height convenient for manual knotting, blood supply to the tumor part is cut off in a knotting mode, and the cutting device is used for separating above the knotted part to achieve the purpose of tumor resection.

The above disclosure is only for the preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any variations that can be considered by those skilled in the art are within the scope of the present invention.

Claims

1. The tumor resection device comprises a tube body (1) and is characterized in that a box body (2) with one open end is sleeved in the tube body (1), the open end of the box body (2) faces downwards, a height adjusting device (3) is fixed on the bottom surface of an inner cavity of the box body (2), one end of the height adjusting device (3) departing from the bottom surface of the inner cavity of the box body (2) is provided with a pressing assembly (5), the pressing assembly (5) is used for applying opening and closing acting force to a jaw assembly arranged below the pressing assembly so as to loosen or clamp a tumor, a guide device which is convenient for the movement of the box body (2) to change the position of the jaw assembly is arranged between the tube body (1) and the box body (2), a limiting structure which is used for fixing the jaw assembly so as to conveniently resect the tumor is arranged on the guide device, and one end, close to the jaw assembly, of the tube body (1) is provided with a cutting device which is used for resecting the tumor; the cutting device comprises multistage hydraulic cylinders (7) symmetrically fixed on two sides of the outer wall of the tube body (1), and cutting edges (8) used for cutting tumors are fixed at the tail ends of piston rods of the multistage hydraulic cylinders (7);

the compression assembly (5) comprises a compression bar structure and a guide wheel (9), the compression bar structure comprises a first rod (501), a second rod (502) and a third rod (503) which are sequentially connected end to form a U shape, a first mounting hole (504) is formed in the middle of the second rod (502), the first mounting hole (504) is fixedly sleeved with the end part of a lifting executing piece of the height adjusting device (3), one ends, departing from the second rod (502), of the first rod (501) and the third rod (503) are respectively provided with a first through groove (506) and a second mounting hole (505), the central line of the second mounting hole (505) is perpendicular to the central line of the first mounting hole (504) and penetrates through the first through groove (506), the guide wheel (9) is arranged in the first through groove (506), and the rotating shaft of the guide wheel (9) is hinged in the second mounting hole (505);

the clamping jaw assembly comprises a fixed rod (6) erected on the inner wall of the opening end of the box body (2), the central line of the fixed rod (6) is perpendicular to the central line of a second rod (502), clamping jaws (10) are hinged to the fixed rod (6) in a bilateral symmetry mode, the two clamping jaws (10) are arranged right below the first rod (501) and the third rod (503) respectively, the opposite surfaces of the two clamping jaws (10) are concave surfaces respectively, a first guide groove is formed in the surface, away from the two clamping jaws (10), an elastic part (11) is arranged between the two clamping jaws (10), and two ends of the elastic part (11) are fixed to one ends, close to the fixed rod (6), of the two clamping jaws (10) respectively;

the guiding device comprises positioning columns (4) which are fixed on the outer wall of the box body (2) in a bilateral symmetry mode and a second through groove (13) formed in the middle of the tube body (1), the length direction of the second through groove (13) is parallel to the length direction of the tube body (1), and the positioning columns (4) penetrate through the second through groove (13) and can move up and down along the second through groove (13);

the limiting structure comprises a plurality of parallel through grooves III (14) which are respectively arranged on the left side and the right side of the through groove II (13) in a staggered mode, the length direction of the through grooves III (14) is perpendicular to the length direction of the through groove II (13), a limiting groove (12) is formed in one end, away from the through groove II (13), of the through groove III (14), and the limiting groove (12) is formed in the inner side wall below the through groove II (13);

when in use, two clamping jaws (10) of the device are placed above a lesion part, the height adjusting device (3) is started, so that the whole height of the height adjusting device (3) is increased, the pressing component (5) fixed at the tail end of the height adjusting device (3) extends outwards to press the included angle between the two clamping jaws (10) to be reduced, so as to conveniently clamp the tumor of the lesion part, the included angle between the two clamping jaws (10) is reduced to clamp the tumor part along with the increase of the overall height of the height adjusting device (3), stopping the height adjusting device (3), manually finely adjusting the positioning column (4) upwards to separate from the limiting groove (12), then rotating the tube body (1), so that the positioning column (4) is translated to the second through groove (13) along the third through groove (14), the positioning column (4) is raised to a proper position along the second through groove (13), the pipe body (1) is rotated, so that the positioning column (4) is translated along the third through groove (14) and enters the limiting groove (12) again for positioning, so as to keep the relative positions of the pipe body (1) and the box body (2), the positioning column (4) synchronously drives the box body (2) and the additional structure to synchronously ascend when ascending, so that the tumor part clamped by the two clamping jaws (10) is pulled up, the manual knotting is convenient, the blood supply to the tumor part is cut off, then, the two multi-stage hydraulic cylinders (7) are extended, and the blade (8) at the tail end of the piston rods of the two multi-stage hydraulic cylinders (7) removes the tumor.

2. A tumor resection device according to claim 1, wherein the height adjustment means (3) is one of a hydraulic cylinder, a pneumatic cylinder or a screw lift mechanism.

3. The tumor resection device according to claim 1, wherein the inner wall of the box body (2) is provided with a second guide groove, a guide wheel (9) is arranged in the second guide groove and the first guide groove, and the guide wheel (9) moves along the second guide groove and the first guide groove.

4. A tumour resection device according to claim 1, wherein the outer wall of the tubular body (1) is provided with a frosted or textured surface to facilitate gripping for anti-slipping purposes.