CN113288687B

CN113288687B - Colorectal fixing and pulling-out auxiliary device for gastrointestinal surgery

Info

Publication number: CN113288687B
Application number: CN202110595920.2A
Authority: CN
Inventors: 徐仲航; 吴元玉; 李春生; 房学东
Original assignee: China-Japan Union Hospital of Jilin University
Current assignee: China-Japan Union Hospital of Jilin University
Priority date: 2021-05-29
Filing date: 2021-05-29
Publication date: 2022-11-25
Anticipated expiration: 2041-05-29
Also published as: CN113288687A

Abstract

The invention discloses a colorectal fixing and pulling-out auxiliary device for gastrointestinal surgery, which comprises a supporting plate, wherein a fixed block is fixed on one side of the supporting plate, and a movable block is movably arranged above the fixed block; the bottom of the adjusting rod is movably connected with the outer side of the movable block, and a valve plate for guiding air to circulate is rotatably sleeved on the outer side of the adjusting rod; the movable plate is movably arranged on the other side of the supporting plate, and a fixing ring is arranged on one side of the movable plate; the movable shaft penetrates through the inside of the gear, and a worm wheel is fixedly sleeved on the outer side of the movable shaft; and the limiting ring is used for limiting the guide pipe and is fixedly arranged on the other side of the movable plate. This intestines and stomach surgery is with fixed auxiliary device that pulls out of colon rectum, same supplementary fixing device can be applicable to the operating table of different models to can guarantee the stability of device, can avoid simultaneously to its phenomenon of activity at will after the pipe is spacing, also can adjust the spacing angle of pipe according to the demand.

Description

Colorectal fixing and pulling-out auxiliary device for gastrointestinal surgery

Technical Field

The invention relates to the technical field of gastrointestinal surgery, in particular to a colorectal fixing and pulling-out auxiliary device for gastrointestinal surgery.

Background

When carrying out the colorectal operation of patient, in order to increase the convenience to the colorectal operation that needs the excision, can use the pipe usually to pull out fixedly with the colorectal, and in order to guarantee to pull out the stability of back pipe, need use the auxiliary fixture to the pipe usually, for example the fixed auxiliary fixture that pulls out of rectum for the gastrointestinal surgery of publication No. CN210205567U, its technical scheme main points are 8230, through the first guide sleeve that sets up from top to bottom with the second guide sleeve, can carry out stable the fixing from top to bottom to the fixed pipeline of intestines and stomach, thereby avoided the pipeline length overlength from top to bottom to cause and rock, and then increased the stability of intestines and stomach medical treatment. However, the rectum fixing and pulling-out auxiliary device for gastrointestinal surgery still has the following disadvantages in the actual use process:

1. the traditional auxiliary fixing device is only suitable for operating tables with rectangular structures, the existing operating tables have different forms, and part of the existing operating tables are provided with cylindrical railings, but the traditional auxiliary fixing device cannot adapt to operating tables with different models, so that the limitation in use is caused, and the stability is poor;

2. traditional auxiliary fixture is not stable enough to the spacing of pipe, because can drive colorectal and pipe among the operation process and rock, this just causes the pipe to remove on auxiliary fixture easily, and then influences the operation of operation, need adjust whole auxiliary fixture simultaneously and just can realize the spacing of the different angles of pipe, has increased the loaded down with trivial details nature of operation.

In order to solve the above problems, innovative design based on the original colorectal fixation pulling-out auxiliary device is urgently needed.

Disclosure of Invention

The invention aims to provide a colorectal fixing and pulling-out auxiliary device for gastrointestinal surgery, which aims to solve the problems that the traditional auxiliary fixing device cannot adapt to operating tables of different models, so that the limitation is caused during use, the limit of the traditional auxiliary fixing device on a catheter is not stable enough, and the limit of the catheter at different angles can be realized only by adjusting the whole auxiliary fixing device.

In order to achieve the purpose, the invention provides the following technical scheme: colorectal fixation pulls out auxiliary device for gastrointestinal surgery includes:

a fixed block is fixed on one side of the supporting plate, a movable block is movably mounted above the fixed block, and suckers are arranged on the inner sides of the fixed block and the movable block;

the bottom of the adjusting rod is movably connected with the outer side of the movable block, a valve plate for guiding air to circulate is rotatably sleeved on the outer side of the adjusting rod, a fixed box is fixed on a supporting plate on the outer side of the valve plate, and the side surface of the fixed box is connected with the fixed block and the movable block through a connecting hose for transmitting air;

the movable plate is movably arranged on the other side of the supporting plate, a fixing ring is arranged on one side of the movable plate, a tooth block is fixed on the outer side of the fixing ring, a gear meshed with the tooth block is arranged above the tooth block, and a protective box is fixed on the supporting plate on the outer side of the gear;

the movable shaft penetrates through the gear, a worm wheel is fixedly sleeved on the outer side of the movable shaft, a worm is movably arranged above the worm wheel, and an adjusting handle penetrates through the worm;

the limiting ring is used for limiting the guide pipe and fixedly arranged on the other side of the movable plate, a supporting block is movably arranged on the side of the movable plate, and a fixing groove is formed in the supporting block.

Preferably, the longitudinal sliding structure is constituteed to movable block and backup pad, and the cross-section of movable block and fixed block is the arc structure to the sucking disc is equal angle setting in the inboard of fixed block and movable block, slides through the movable block and is close to the fixed block, can realize fixing the device on bed board or railing.

Preferably, the bottom of adjusting pole and fixed box is threaded connection, and the bottom and the movable block of adjusting the pole are connected for the bearing to fixed block and movable block are all interior empty setting, rotate the synchronous lift of adjusting the pole and can drive movable block and valve plate.

Preferably, one end of the connecting hose is communicated with the cavity in the fixed box above the valve plate, the other two ends of the connecting hose are respectively communicated with the fixed block and the movable block, the connecting hose is of an inverted Y-shaped structure, when the valve plate moves downwards, the connecting hose can drive the fixed box to generate suction, and the suction can enter the movable block and the fixed block through the connecting hose.

Preferably, the surface of the movable plate is respectively provided with a fixed cylinder, a support rod, a return spring, a connecting plate and a ball;

the fixed cylinder is fixedly arranged on the side face of the movable plate, a supporting rod is arranged inside the fixed cylinder in a telescopic mode, and a return spring is fixed at one end of the supporting rod;

the connecting plate, connect in the other end of bracing piece, the inboard equal angle embedding of connecting plate has the ball, and the cross-section of connecting plate be the arc structure, through the flexible of bracing piece in the solid fixed cylinder to and the setting of connecting plate and ball, can enough play the supporting role to the pipe, can play the smooth and easy removal of pipe again.

Preferably, the tooth piece is equidistance on solid fixed ring, and gu fixed ring's rotational speed is less than the rotational speed of gear, can drive solid fixed ring and the synchronous rotation of fly leaf through the tooth piece during gear revolve.

Preferably, rotating-structure is constituteed with the fly leaf to the supporting shoe, and the supporting shoe is about the transversal axis symmetric distribution of fly leaf to the corner of the inside fixed slot of supporting shoe is the cambered surface setting, and the supporting shoe can support the pipe that needs turn round, prevents that the pipe after turning round is stable not enough and rocks at will.

Preferably, the inner part of the limiting ring is movably provided with a traction rope, the inner side of the traction rope is pasted with an anti-skidding block for increasing resistance, the end of the anti-skidding block is connected with the movable rod, the limiting of the catheter can be achieved through the traction rope, and the catheter is prevented from moving in the operation process.

Preferably, it is right the pull rope carries out the movable rod activity of rolling and runs through in the inside of fly leaf, and movable rod and fly leaf be threaded connection, can realize rolling and extension to the pull rope through the rotation to the movable rod.

Compared with the prior art, the invention has the beneficial effects that: the colorectal fixing and pulling-out auxiliary device for gastrointestinal surgery is characterized in that the same auxiliary fixing device can be suitable for operating tables of different models, the stability of the device can be ensured, the phenomenon that a catheter moves randomly after being limited can be avoided, and the limiting angle of the catheter can be adjusted according to requirements;

1. the adjusting rod can be rotated to drive the movable block to approach the fixed block, so that the device is clamped on an operating table or a railing, the valve plate can be driven to move in the fixed box while the adjusting rod descends, and the cavity above the valve plate is driven to be in a negative pressure state, so that air in the movable block and the fixed block can be pumped out through the connecting hose, and the purpose that the sucker is tightly adsorbed on the railing is achieved;

2. the fixed ring and the movable plate can be driven to slowly rotate through the transmission of the worm, the worm wheel, the gear and the tooth block, the limiting of the guide pipe at different angles is realized, the stability of the movable plate after rotation can be ensured through the self-locking property of the worm and the worm wheel, the guide pipe after bending can be limited through the arrangement of the supporting block, the phenomenon that the bending position changes and moves is prevented, and the supporting block can rotate to be not in contact with the guide pipe when not used;

3. when the pipe by spacing back, can play the support to it through the connecting plate, and can promote the smooth and easy nature that the pipe removed through setting up of ball, the rethread rotates the movable rod and can carries out the rolling to the haulage rope, so that play spacing to the pipe, can not lead to the fact the damage to it again, and can promote the stability after spacing through setting up of non slipping spur, because be threaded connection between movable rod and the fly leaf, consequently the haulage rope can not turn around after rotating, and the slight lift of movable rod can not influence the rolling to the haulage rope.

Drawings

FIG. 1 is a side view of the present invention;

FIG. 2 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side sectional view of the protective case of the present invention;

FIG. 4 is a schematic front view of the present invention;

FIG. 5 is a schematic view of a movable plate of the present invention in a top-down view;

FIG. 6 is a schematic cross-sectional view taken at a in FIG. 1 according to the present invention;

FIG. 7 is a schematic side sectional view of the fixing cylinder of the present invention

FIG. 8 is a top view of the support block of the present invention.

In the figure: 1. a support plate; 2. a fixed block; 3. a movable block; 4. a suction cup; 5. adjusting a rod; 6. a valve plate; 7. a fixing box; 8. a connecting hose; 9. a movable plate; 91. a fixed cylinder; 92. a support bar; 93. a return spring; 94. a connecting plate; 95. a ball bearing; 10. a fixing ring; 11. a tooth block; 12. a gear; 13. a protective case; 14. a movable shaft; 15. a worm gear; 16. a worm; 17. adjusting the handle; 18. a limiting ring; 19. a supporting block; 20. fixing grooves; 21. a hauling rope; 211. anti-skid blocks; 212. a movable rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the colorectal fixing and pulling auxiliary device for gastrointestinal surgery comprises a supporting plate 1, a fixed block 2, a movable block 3, a sucker 4, an adjusting rod 5, a valve plate 6, a fixed box 7, a connecting hose 8, a movable plate 9, a fixed cylinder 91, a supporting rod 92, a return spring 93, a connecting plate 94, a ball 95, a fixed ring 10, a tooth block 11, a gear 12, a protective box 13, a movable shaft 14, a worm wheel 15, a worm 16, an adjusting handle 17, a limiting ring 18, a supporting block 19, a fixed groove 20, a traction rope 21, an anti-skidding block 211 and a movable rod 212,

a fixed block 2 is fixed on one side of the supporting plate 1, a movable block 3 is movably mounted above the fixed block 2, and suckers 4 are arranged on the inner sides of the fixed block 2 and the movable block 3;

the bottom of the adjusting rod 5 is movably connected with the outer side of the movable block 3, a valve plate 6 for guiding air to circulate is rotatably sleeved on the outer side of the adjusting rod 5, a fixed box 7 is fixed on the supporting plate 1 on the outer side of the valve plate 6, and the side surface of the fixed box 7 is connected with the fixed block 2 and the movable block 3 through a connecting hose 8 for transmitting air;

the movable plate 9 is movably arranged on the other side of the supporting plate 1, one side of the movable plate 9 is provided with a fixing ring 10, a tooth block 11 is fixed on the outer side of the fixing ring 10, a gear 12 meshed with the tooth block 11 is arranged above the tooth block 11, and a protective box 13 is fixed on the supporting plate 1 on the outer side of the gear 12;

the movable shaft 14 penetrates through the gear 12, a worm wheel 15 is fixedly sleeved on the outer side of the movable shaft 14, a worm 16 is movably arranged above the worm wheel 15, and an adjusting handle 17 penetrates through the worm 16;

the limiting ring 18 is used for limiting the position of the guide pipe and is fixedly arranged on the other side of the movable plate 9, a supporting block 19 is movably arranged on the side of the movable plate 9, and a fixing groove 20 is formed in the supporting block 19.

The movable block 3 and the supporting plate 1 form a longitudinal sliding structure, the sections of the movable block 3 and the fixed block 2 are both arc-shaped structures, and the suckers 4 are arranged at equal angles on the inner sides of the fixed block 2 and the movable block 3; the bottom of the adjusting rod 5 is in threaded connection with the bottom of the fixed box 7, the bottom of the adjusting rod 5 is in bearing connection with the movable block 3, and the fixed block 2 and the movable block 3 are both arranged in a hollow manner; one end of a connecting hose 8 is communicated with a cavity in the fixed box 7 above the valve plate 6, the other two ends of the connecting hose 8 are respectively communicated with the fixed block 2 and the movable block 3, and the connecting hose 8 is of an inverted Y-shaped structure;

as shown in fig. 1-2, the adjusting rod 5 is rotated to drive the movable block 3 to move downwards, and the movable block is close to the fixed block 2 to realize the clamping operation of the device, and the adjusting rod 5 can drive the valve plate 6 to move downwards when moving downwards, so that the cavity above the valve plate 6 is in a negative pressure state, and further air in the fixed block 2 and the movable block 3 is pumped out through the connecting hose 8, so that the device can be stably fixed on a railing through the sucking disc 4, the stability is ensured through tight suction, and when the device needs to be separated from the railing, the adjusting rod 5 is rotated reversely;

the surface of the movable plate 9 is provided with a fixed cylinder 91, a support rod 92, a return spring 93, a connecting plate 94 and balls 95; the fixed cylinder 91 is fixedly arranged on the side surface of the movable plate 9, a support rod 92 is telescopically arranged in the fixed cylinder 91, and one end of the support rod 92 is fixedly provided with a return spring 93; a connecting plate 94 connected to the other end of the support rod 92, balls 95 being embedded in the connecting plate 94 at equal angles, and the connecting plate 94 having an arc-shaped cross section; the tooth blocks 11 are distributed on the fixed ring 10 at equal angles, and the rotating speed of the fixed ring 10 is less than that of the gear 12;

as shown in fig. 1, 3-4 and 7-8, the fixed ring 10 and the movable plate 9 can be driven to synchronously rotate by the transmission of the worm 16, the worm wheel 15, the gear 12 and the tooth block 11, the limiting ring 18 is driven to rotate to change the angle for limiting the conduit, the stability of the movable plate 9 after rotation can be ensured by the self-locking property of the worm 16 and the worm wheel 15, after the angle of the movable plate 9 is adjusted, the conduit drawn out of the colon can pass through the limiting ring 18, and the conduit is in contact with the connecting plate 94, so that the conduit can be well supported, meanwhile, the support rod 92 can be driven to slide in the fixed cylinder 91 according to the tightness of the conduit, and the smoothness of the conduit during movement can be improved by the arrangement of the balls 95;

the supporting blocks 19 and the movable plate 9 form a rotating structure, the supporting blocks 19 are symmetrically distributed about the transverse axis of the movable plate 9, and corners of the fixing grooves 20 inside the supporting blocks 19 are arranged in a cambered surface manner;

as shown in fig. 1 and 8, when two ends of the conduit need to be bent, the supporting block 19 is rotated to be in contact with the conduit, so that the stability of the bent position of the conduit can be ensured through the fixing groove 20 in the supporting block 19, and the phenomenon of shaking in the later operation can not be caused, and when the supporting block 19 is not used, the supporting block can be rotated to be not in contact with the conduit, and the width of the fixing groove 20 is greater than the outer diameter of the conduit, so that the conduit can be conveniently bent to face different directions;

a traction rope 21 is movably arranged in the limiting ring 18, an anti-skid block 211 for increasing resistance is adhered on the inner side of the traction rope 21, and the end of the anti-skid block 211 is connected with the movable rod 212; the movable rod 212 for winding the traction rope 21 movably penetrates through the movable plate 9, and the movable rod 212 is in threaded connection with the movable plate 9;

as shown in fig. 1 and fig. 5-6, after the catheter is limited, the pulling rope 21 in the 2 sets of limiting rings 18 can be wound by rotating the movable rod 212, so that the catheter can be tightly fixed in the limiting rings 18 through the pulling rope 21, the limiting resistance is increased through the anti-slip blocks 211, the extrusion of the catheter cannot be caused, the movable rod 212 is in threaded connection with the movable plate 9, the stability can be maintained, and the winding and extension of the pulling rope 21 cannot be influenced by the short-distance lifting of the movable rod 212.

The working principle is as follows: as shown in fig. 1-8, firstly, the device is fixed on a bedplate or a handrail of an operating table according to the use requirement, the handrail or the bedplate is arranged between a fixed block 2 and a movable block 3, then the movable block 3 is driven to approach to the fixed block 2 by a rotation adjusting rod 5, the device is fixed, then the angle for fixing the guide tube is adjusted according to the requirement, a worm 16 is rotated by an adjusting handle 17, and a worm wheel 15 and a movable shaft 14 are driven to rotate synchronously, so that a fixed ring 10 and a movable plate 9 can be driven to rotate by the meshing between a gear 12 and a tooth block 11, the adjustment of the fixed angle of the guide tube is realized, the guide tube can be limited by passing through a limiting ring 18, and the stability of the guide tube can be ensured.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. Colorectal is fixed pulls out auxiliary device for gastrointestinal surgery, its characterized in that includes:

the bottom of the adjusting rod is movably connected with the outer side of the movable block, a valve plate for guiding air to circulate is rotatably sleeved on the outer side of the adjusting rod, a fixed box is fixed on a supporting plate on the outer side of the valve plate, and the side surface of the fixed box is connected with the fixed block and the movable block through a connecting hose for conveying air;

the movable plate is movably arranged on the other side of the supporting plate, a fixing ring is arranged on one side of the movable plate, a tooth block is fixed on the outer side of the fixing ring, a gear meshed with the tooth block is arranged above the tooth block, and a protection box is fixed on the supporting plate on the outer side of the gear;

the fixed ring and the movable plate can be driven to synchronously rotate through the transmission of the worm, the worm wheel, the gear and the tooth block, the limiting ring is driven to rotate to change the limiting angle of the guide pipe, and the stability of the movable plate after rotation can be ensured through the self-locking property of the worm and the worm wheel;

the movable shaft penetrates through the gear, a worm wheel is fixedly sleeved on the outer side of the movable shaft, a worm is movably arranged above the worm wheel, and an adjusting handle penetrates through the inner part of the worm;

2. The colorectal fixation pulling aid for gastrointestinal surgery according to claim 1, wherein: the movable block and the supporting plate form a longitudinal sliding structure, the cross sections of the movable block and the fixed block are arc-shaped structures, and the suckers are arranged at equal angles on the inner sides of the fixed block and the movable block.

3. The colorectal fixation pulling aid for gastrointestinal surgery according to claim 1, wherein: the bottom of the adjusting rod and the bottom of the fixing box are in threaded connection, the bottom of the adjusting rod and the movable block are in bearing connection, and the fixed block and the movable block are both arranged in a hollow mode.

4. The colorectal fixation pulling aid for gastrointestinal surgery according to claim 1, wherein: one end of the connecting hose is communicated with the cavity in the fixed box above the valve plate, the other two ends of the connecting hose are respectively communicated with the fixed block and the movable block, and the connecting hose is of an inverted Y-shaped structure.

5. The colorectal fixation and retraction assistance device for gastrointestinal surgery according to claim 1, wherein: the surface of the movable plate is respectively provided with a fixed cylinder, a support rod, a return spring, a connecting plate and a ball;

the fixed cylinder is fixedly arranged on the side surface of the movable plate, a supporting rod is arranged in the fixed cylinder in a telescopic mode, and a return spring is fixed at one end of the supporting rod;

the connecting plate is connected to the other end of the supporting rod, balls are embedded into the inner side of the connecting plate at equal angles, and the cross section of the connecting plate is of an arc-shaped structure.

6. The colorectal fixation pulling aid for gastrointestinal surgery according to claim 1, wherein: the tooth blocks are distributed on the fixing ring at equal angles, and the rotating speed of the fixing ring is smaller than that of the gear.

7. The colorectal fixation pulling aid for gastrointestinal surgery according to claim 1, wherein: the supporting blocks and the movable plate form a rotating structure, the supporting blocks are symmetrically distributed about the transverse axis of the movable plate, and corners of the fixing grooves in the supporting blocks are provided with cambered surfaces.

8. The colorectal fixation pulling aid for gastrointestinal surgery according to claim 1, wherein: the inside activity of spacing ring is provided with the haulage rope, and the inboard of haulage rope is pasted and is had the non slipping spur that increases the resistance to the end department and the movable rod interconnect of non slipping spur.

9. The colorectal fixation and retraction assistance device for gastrointestinal surgery according to claim 8, wherein: and the movable rod for winding the traction rope movably penetrates through the movable plate, and the movable rod is in threaded connection with the movable plate.