CN113520495A - Drag hook for hepatobiliary surgery - Google Patents
Drag hook for hepatobiliary surgery Download PDFInfo
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- CN113520495A CN113520495A CN202110927002.5A CN202110927002A CN113520495A CN 113520495 A CN113520495 A CN 113520495A CN 202110927002 A CN202110927002 A CN 202110927002A CN 113520495 A CN113520495 A CN 113520495A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/107—Supply appliances
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Abstract
The invention provides a retractor for hepatobiliary surgery, which comprises a vertical rod, wherein a connecting block is movably sleeved on the surface of the vertical rod, a clamping sleeve is fixedly connected to the side surface of the connecting block, a locking bolt is connected to the bottom of the clamping sleeve in a threaded manner, a clamping plate is movably connected to the top of the locking bolt, a locking mechanism is arranged on the top of the connecting block, a cross rod is fixedly connected to the top of the vertical rod, round rods are fixedly connected to two ends of the cross rod, a ring is movably sleeved on the surface of each round rod, and a positioning mechanism is arranged on the surface of each round ring. According to the invention, by arranging the clamping sleeve, the clamping plate, the locking mechanism, the square strip and the clamping mechanism, the square strip is clamped by the clamping mechanism, a person does not need to draw a drag hook for a long time, the arm is not sore, the potential safety hazard is greatly reduced due to the replacement of the person, and the effects of avoiding the waste of manpower and greatly reducing the labor intensity are achieved.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a retractor for hepatobiliary surgery.
Background
Hepatobiliary department is used for treating hepatobiliary diseases, and hepatobiliary department needs to use the drag hook tractive operation incision when carrying out the operation, with skin or other internal tissues on the operation position part separately, exposes the operation field of vision, the operation of being convenient for, the drag hook is stainless steel usually, holds the handle position of drag hook, uses the crooked position tractive operation incision of drag hook.
Among the prior art, at present, the common draw hook for hepatobiliary surgery holds the handle position of the draw hook when using, uses the crooked position tractive operation incision of draw hook, but usually the operation needs longer time to accomplish, uses the people's arm ache of draw hook tractive operation incision position to cause easily to use the draw hook for a long time, changes the personnel of tractive draw hook in the middle of the operation often, and the change personnel in-process has certain potential safety hazard, and comparatively extravagant manpower, and intensity of labour is great.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a retractor for hepatobiliary surgery, which comprises a vertical rod, wherein the surface of the vertical rod is movably sleeved with a connecting block, the side surface of the connecting block is fixedly connected with a clamping sleeve, the bottom of the clamping sleeve is in threaded connection with a locking bolt, the top of the locking bolt is movably connected with a clamping plate, the top of the connecting block is provided with a locking mechanism, the top of the vertical rod is fixedly connected with a cross rod, two ends of the cross rod are fixedly connected with round rods, the surface of the round rod is movably sleeved with a round ring, the surface of the round ring is provided with a positioning mechanism, the surface of the round ring is fixedly connected with a square sleeve, the inner wall of the square sleeve is movably connected with the surface of a square bar, the top of the square bar is provided with an inclined tooth groove, the inside of the square sleeve is provided with a clamping mechanism, and the surface of the clamping mechanism is movably connected with the inner wall of the inclined tooth groove, the top swing joint of square strip has the crotch, the tip of square strip passes through screw rod fixedly connected with fender dish.
Preferably, the clamping plate comprises a disc and a rubber pad, the disc is movably connected to the top of the locking bolt, and the rubber pad is fixedly connected to the top of the disc.
As the optimization, locking mechanism includes mounting, slider, spout, retaining member and handle, mounting fixed connection is at the top of connecting block, the inner wall of mounting and the surperficial swing joint of montant, the inner wall of retaining member and the surperficial threaded connection of mounting, the surface at the mounting is seted up to the spout, the surface of slider and the inner wall swing joint of spout, the slider surface is close to the one side of montant and the surperficial swing joint of montant, the slider surface is kept away from the one side of montant and the inner wall swing joint of retaining member, handle fixed connection is on the surface of retaining member.
Preferably, the top and the bottom of the inner wall of the sliding groove are movably embedded with balls, and the surfaces of the balls are movably connected with the surface of the sliding block.
Preferably, the top of the connecting block is fixedly connected with a positioning ring, and the inner wall of the positioning ring is movably connected with the surface of the locking piece.
Preferably, the surface of the cross rod is fixedly connected with a connecting sleeve, and the inner wall of the connecting sleeve is fixedly connected with the surface of the vertical rod.
As an optimization, positioning mechanism includes box body, positioning bolt and locating piece, box body fixed connection is on the surface of ring, the surface of locating piece and the inner wall swing joint of box body, the top of locating piece run through the ring and with the surface swing joint of pole, positioning bolt passes through bearing swing joint in the bottom of box body, positioning bolt's surface and the inner wall threaded connection of locating piece.
As optimization, latch mechanism includes fixture block, cavity, spring and movable rod, the inside at the square sleeve is seted up to the cavity, the inner wall of cavity and the surperficial swing joint of movable block, fixture block fixed connection is in the bottom of movable block, the bottom of fixture block run through the square sleeve and with the inner wall swing joint of oblique tooth's socket, the top of cavity inner wall and the top of movable block respectively with the top and the bottom fixed connection of spring, the bottom of movable rod run through the square sleeve and with the top fixed connection of movable block.
As an optimization, the top fixedly connected with L-shaped block of square strip, logical groove has been seted up at the top of crotch, the inner wall that leads to the groove and the surperficial swing joint of L-shaped block, the square groove has all been seted up at the front and the back that lead to the groove inner wall, the equal fixedly connected with square in front and the back of L-shaped block, the bottom of square and the top swing joint of crotch, the top fixedly connected with dog of crotch, the surface of dog respectively with the surperficial swing joint of L-shaped block and square.
Preferably, a magnet block is embedded on one side, close to the stop block, of the surface of the square block, and the side, close to the stop block, of the surface of the magnet block is movably connected with the surface of the stop block.
Compared with the prior art, the invention has the following beneficial effects:
(1) the retractor for hepatobiliary surgery is provided with a clamping sleeve, a clamping plate, a locking mechanism, a square bar and a clamping mechanism, wherein the clamping sleeve is clamped at the side position of an operating table when in use, a locking bolt is rotated to enable the clamping sleeve to be tightly attached to the bottom of the operating table, a vertical rod, a horizontal rod, the square sleeve and the square bar are fixed on the operating table, a locking member of the locking mechanism is rotated to enable the locking member to be separated from a sliding block to move the vertical rod upwards or downwards, the height of a hook on the square bar is adjusted to be proper, the locking member is rotated reversely to fix the vertical rod, the square sleeve is rotated to adjust the height of the hook, after the adjustment is completed, a movable rod of the clamping mechanism is pulled upwards to enable a clamping block to be separated from an oblique tooth groove, the square bar can be moved to enable the hook to hook the position of a surgical incision, the square bar is pulled to draw the surgical incision, the surgical field of vision is exposed, and after the square bar is pulled to a proper degree, the clamping block is clamped in the corresponding oblique tooth groove under the action of spring force, block the square strip, the drag hook is constituteed to square strip and crotch, block the square strip through clamping mechanism, need not personnel's long-time tractive drag hook, can not cause the aching pain of arm, the reduction potential safety hazard that takes place because of changing personnel greatly, reached and avoided extravagant manpower and greatly reduced intensity of labour's effect, prior art has been solved, present common drag hook for hepatobiliary surgery is when using, use drag hook tractive operation incision position for a long time to cause the people's arm aching pain of using the drag hook easily, change the personnel of tractive drag hook midway in the operation often, change personnel in-process and have certain potential safety hazard, and comparatively extravagant manpower, the great problem of intensity of labour.
(2) This drag hook for hepatobiliary surgery, through setting up ring and positioning mechanism, when using, when rotating the square sleeve, the positioning bolt who rotates positioning mechanism makes locating piece and round bar separation, can rotate the square sleeve, the square sleeve drives the ring and rotates the angle of adjusting the crotch along the surface of round bar, adjust to behind the suitable angle reverse rotation positioning bolt make locating piece and the inseparable laminating of round bar can fix the round bar, thereby fix the angle of crotch, and easy operation, the angle of adjusting the crotch is more convenient.
(3) This drag hook for hepatobiliary surgery through setting up the catch plate, when using, the catch plate prevents that square strip and square sleeve from separating, rotates the catch plate and makes catch plate and square strip separation back, can pull the square strip and make square strip and square strip separate, can the exclusive use by the drag hook that square strip and crotch are constituteed, also can make the square strip insert in the square sleeve use with cooperation such as square sleeve and montant, adapt to different behaviour in service.
(4) This drag hook for hepatobiliary surgery, through setting up the L-shaped piece, lead to groove and square, when using, L-shaped piece and square block the crotch, thereby block the crotch on the square strip, when needing to change the crotch of different specifications, remove the crotch left and make the right side that leads to the inslot wall and the right side laminating of L-shaped piece, can upwards remove the crotch and make crotch and L-shaped piece and square separation, adjust L-shaped piece position well with logical groove position on the new crotch, make the top laminating of crotch and square strip, it makes L-shaped piece and square block with new crotch to move the crotch right again can, the change of crotch is simple and convenient, thereby make things convenient for the crotch of changing different specifications in the in-service use.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the structure of the square bar of the present invention;
FIG. 3 is a front cross-sectional view of the stem of the present invention;
FIG. 4 is an enlarged view of the structure of the present invention at the location of the connecting block;
FIG. 5 is a left sectional view of the vertical post of the present invention;
FIG. 6 is a top cross-sectional view of the slider in position according to the present invention;
FIG. 7 is a front cross-sectional view of the square bar of the present invention;
FIG. 8 is a left sectional view of the present invention taken at the location of the round bar;
figure 9 is a top cross-sectional view of the L-shaped block of the present invention in position.
Reference numerals:
1-vertical rod; 2, connecting blocks; 3, cutting the ferrule; 4-locking the bolt;
5-clamping plate; 501-disc; 502-rubber pad;
6-a locking mechanism; 601-a fixture; 602-a slide block; 603-a chute; 604-a retaining member; 605-a handle;
7-a cross bar; 8-round bar; 9-a circular ring;
10-a positioning mechanism; 1001-box; 1002-positioning bolt; 1003-positioning block;
11-square sleeve; 12-square bar; 13-oblique gullets;
14-a clamping mechanism; 1401-a fixture block; 1402-a cavity; 1403-spring; 1404-a movable lever; 1405-movable block;
15-hooking; 16-a catch tray; 17-a ball bearing; 18-a positioning ring; 19-connecting sleeves; 20-L-shaped block; 21-a through groove; 22-square groove; 23-a square; 24-a stop block; 25-magnet block.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Example (b): as shown in fig. 1 to 9, a retractor for hepatobiliary surgery comprises a vertical rod 1, a connecting block 2 is movably sleeved on the surface of the vertical rod 1, a clamping sleeve 3 is fixedly connected to the side surface of the connecting block 2, a locking bolt 4 is in threaded connection with the bottom of the clamping sleeve 3, a clamping plate 5 is movably connected to the top of the locking bolt 4, the clamping plate 5 is tightly attached to the bottom of an operating table by rotating the locking bolt 4, the vertical rod 1, a cross rod 7, a square sleeve 11, a square bar 12 and the like are installed at the position of the operating table through the clamping sleeve 3 and the clamping plate 5, a locking mechanism 6 is arranged at the top of the connecting block 2, the locking mechanism 6 is used for fixing the vertical rod 1, so that the heights of the square sleeve 11 and the square bar 12 at the top of the vertical rod 1 are fixed, the cross rod 7 is fixedly connected to the top of the vertical rod 1, round rods 8 are both ends of the cross rod 8 are fixedly connected, a round ring 9 is movably sleeved on the surface of the round rod 8, and a positioning mechanism 10 is arranged on the surface of the round ring 9, positioning mechanism 10 is used for fixing the inclination of square sleeve 11, thereby the angle to square 12 and crotch 15 is fixed, the fixed surface of ring 9 is connected with square sleeve 11, the inner wall of square sleeve 11 and the surperficial swing joint of square 12, oblique tooth's socket 13 has been seted up at the top of square 12, the inside of square sleeve 11 is provided with latch mechanism 14, latch mechanism 14's fixture block 1401 and the laminating of the inner wall of oblique tooth's socket 13, can block square 12, latch mechanism 14's surface and the inner wall swing joint of oblique tooth's socket 13, the top swing joint of square 12 has crotch 15, screw rod fixedly connected with catch plate 16 is passed through to the tip of square 12.
As shown in fig. 1 and 4, the clamping plate 5 includes a disc 501 and a rubber pad 502, the disc 501 is movably connected to the top of the locking bolt 4, and the rubber pad 502 is fixedly connected to the top of the disc 501.
Thus, in this embodiment, the clamping plate 5 is composed of the disc 501 and the rubber pad 502, the rubber pad 502 prevents the disc 501 from being in hard contact with the operating table, the bottom of the disc 501 can be provided with a limiting groove, the inner wall of the limiting groove is movably connected with the surface of the limiting disc, the bottom of the limiting disc is fixedly connected with the top of the locking bolt 4, and the locking bolt 4 can be connected with the clamping plate 5.
As shown in fig. 1, fig. 3, fig. 4, fig. 5, and fig. 6, the locking mechanism 6 includes a fixing member 601, a sliding block 602, a sliding groove 603, a locking member 604, and a handle 605, the fixing member 601 is fixedly connected to the top of the connecting block 2, an inner wall of the fixing member 601 is movably connected to a surface of the vertical rod 1, an inner wall of the locking member 604 is in threaded connection with the surface of the fixing member 601, the sliding groove 603 is formed on the surface of the fixing member 601, a surface of the sliding block 602 is movably connected to an inner wall of the sliding groove 603, a side of the surface of the sliding block 602 close to the vertical rod 1 is movably connected to the surface of the vertical rod 1, a side of the surface of the sliding block 602 far from the vertical rod 1 is movably connected to the inner wall of the locking member 604, and the handle 605 is fixedly connected to the surface of the locking member 604.
Thus, in this embodiment, the handle 605 is held to rotate the locking member 604, so that the inclined curved surface of the inner wall of the locking member 604 does not extrude the sliding block 602, the sliding block 602 is not tightly attached to the vertical rod 1, i.e. the vertical rod 1 can move upwards or downwards, the vertical rod 1 drives the square bar 12 at the position of the square sleeve 11 to move upwards or downwards through the cross rod 7 and the round rod 8, the height of the hook 15 on the square bar 12 is adjusted, the locking member 604 is rotated reversely after being adjusted to a proper height, so that the inner wall of the locking member 604 extrudes the sliding block 602 to tightly attach the sliding block 602 to the surface of the vertical rod 1, and the vertical rod 1 is fixed, thereby fixing the height of the square sleeve 11.
As shown in fig. 4 and 5, the balls 17 are movably embedded in the top and the bottom of the inner wall of the sliding groove 603, and the surface of the ball 17 is movably connected with the surface of the sliding block 602.
Thus, in this embodiment, when the slider 602 moves, the balls 17 rotate to reduce the friction between the slider 602 and the inner wall of the slide groove 603, so that the slider 602 moves more smoothly.
As shown in fig. 4, a positioning ring 18 is fixedly connected to the top of the connecting block 2, and the inner wall of the positioning ring 18 is movably connected to the surface of the locking member 604.
Thus, in this embodiment, the inner wall of the positioning ring 18 is attached to the surface of the locking member 604, and the locking member 604 rotates along the inner wall of the positioning ring 18 when rotating, so that the rotation of the locking member 604 is more stable and smooth.
As shown in fig. 1, a connecting sleeve 19 is fixedly connected to the surface of the cross rod 7, and the inner wall of the connecting sleeve 19 is fixedly connected to the surface of the vertical rod 1.
Thus, in the present embodiment, the connecting sleeve 19 increases the contact area between the vertical rod 1 and the horizontal rod 7, so that the connection between the vertical rod 1 and the horizontal rod 7 is more stable.
As shown in fig. 1, 2, 7 and 8, the positioning mechanism 10 includes a box 1001, a positioning bolt 1002 and a positioning block 1003, the box 1001 is fixedly connected to the surface of the ring 9, the surface of the positioning block 1003 is movably connected to the inner wall of the box 1001, the top of the positioning block 1003 penetrates through the ring 9 and is movably connected to the surface of the round bar 8, the positioning bolt 1002 is movably connected to the bottom of the box 1001 through a bearing, and the surface of the positioning bolt 1002 is in threaded connection with the inner wall of the positioning block 1003.
Like this, in this embodiment, the bottom at box body 1001 inner wall can be inlayed to the bearing, positioning bolt 1002's surface and the inner wall fixed connection of bearing, make positioning bolt 1002 can only rotate unable removal, when rotating square sleeve 11, the positioning bolt 1002 that rotates positioning mechanism 10 makes locating piece 1003 and the separation of round bar 8, can rotate square sleeve 11, square sleeve 11 drives ring 9 and rotates the angle of adjusting crotch 15 along the surface of round bar 8, adjust to the suitable angle after the reverse rotation positioning bolt 1002 make locating piece 1003 and the inseparable laminating of round bar 8 can fix round bar 8, thereby fix the angle of crotch 15, and the operation is simple, it is more convenient to adjust the angle of crotch 15.
As shown in fig. 7 and 8, the clamping mechanism 14 includes a fixture block 1401, a cavity 1402, a spring 1403 and a movable rod 1404, the cavity 1402 is arranged inside the square sleeve 11, the inner wall of the cavity 1402 is movably connected with the surface of the movable block 1405, the fixture block 1401 is fixedly connected with the bottom of the movable block 1405, the bottom of the fixture block 1401 penetrates through the square sleeve 11 and is movably connected with the inner wall of the inclined tooth groove 13, the top of the inner wall of the cavity 1402 and the top of the movable block 1405 are respectively fixedly connected with the top and the bottom of the spring 1403, and the bottom of the movable rod 1404 penetrates through the square sleeve 11 and is fixedly connected with the top of the movable block 1405.
Thus, in this embodiment, when the square bar 12 is moved rightwards, the movable rod 1404 of the clamping mechanism 14 is pulled upwards to separate the fixture block 1401 from the oblique tooth groove 13, so that the square bar 12 can be moved to enable the hook 15 to hook the position of the surgical incision, the movable rod 1404 is released after hooking, the square bar 12 is pulled leftwards to enable the hook 15 to pull the surgical incision, the surgical field of vision is exposed, the oblique surface of the inner wall of the oblique tooth groove 13 extrudes the oblique surface of the fixture block 1401 during pulling of the square bar 12, the fixture block 1401 moves upwards and drives the movable block 1405 to extrude the spring 1403, the spring 1403 is in a compressed state, the oblique tooth groove 13 is continuously engaged with or separated from the fixture block 1401, the fixture block 1401 continuously moves upwards or downwards, after the fixture block 1401 is pulled to a proper degree, the fixture block 1401 is clamped in the corresponding oblique tooth groove 13 under the elastic force of the spring 1403, the plane of the fixture block 1401 is attached to the plane of the oblique tooth groove 13, so that the square bar 12 can be clamped, and the hook 15 can be clamped.
Wherein, as shown in fig. 3, fig. 7 and fig. 9, top fixedly connected with L-shaped piece 20 of square bar 12, logical groove 21 has been seted up at the top of crotch 15, the inner wall that leads to groove 21 and the surperficial swing joint of L-shaped piece 20, square groove 22 has all been seted up to the front and the back that lead to the groove 21 inner wall, the equal fixedly connected with square 23 in the front and the back of L-shaped piece 20, the bottom of square 23 and the top swing joint of crotch 15, the top fixedly connected with dog 24 of crotch 15, the surface of dog 24 respectively with the surperficial swing joint of L-shaped piece 20 and square 23.
Thus, in the present embodiment, the L-shaped block 20 and the square block 23 clamp the hook 15, so that the hook 15 is clamped on the square bar 12, when the hooks 15 of different specifications need to be replaced, the hook 15 is moved leftwards to make the right side of the inner wall of the through groove 21 fit with the right side of the L-shaped block 20, the hook 15 can be moved upwards to separate the hook 15 from the L-shaped block 20 and the square block 23, the position of the through groove 21 on the new hook 15 is aligned with the position of the L-shaped block 20, so that the hook 15 fits with the top of the square bar 12, and then the hook 15 is moved rightwards to make the L-shaped block 20 and the square block 23 clamp the new hook 15, so that the replacement of the hook 15 is simple and convenient, thereby facilitating the replacement of the hooks 15 of different specifications in the actual use process.
As shown in fig. 9, a magnet block 25 is embedded on a side of the surface of the block 23 close to the stopper 24, and a side of the surface of the magnet block 25 close to the stopper 24 is movably connected to the surface of the stopper 24.
In this way, in the present embodiment, after the block 23 is attached to the stopper 24, the magnet block 25 is attached to the stopper 24 by its own magnetic force, and the block 23 is prevented from being randomly moved, so that the hook 15 is more firmly and stably engaged.
When the clamping sleeve is used (in operation), as shown in fig. 1 to 9, the clamping sleeve 3 is clamped at the side position of an operating table, the locking bolt 4 is rotated to enable the clamping sleeve to be tightly attached to the bottom of the operating table, the vertical rod 1, the horizontal rod 7, the square sleeve 11 and the square bar 12 are fixed on the operating table, the locking part 604 of the locking mechanism 6 is rotated to enable the inclined curved surface of the inner wall of the locking part 604 not to extrude the sliding block 602, the sliding block 602 is not tightly attached to the vertical rod 1, the vertical rod 1 can move upwards or downwards, the vertical rod 1 drives the square bar 12 at the position of the square sleeve 11 to move upwards or downwards through the horizontal rod 7 and the round bar 8, the height of the curved hook 15 on the square bar 12 is adjusted, the locking part 604 is reversely rotated after the proper height is adjusted, the inner wall of the locking part 604 extrudes the sliding block 602 to enable the sliding block 602 to be tightly attached to the surface of the vertical rod 1, the vertical rod 1 is fixed, the positioning bolt 1002 of the positioning mechanism 10 is rotated to enable the positioning block 1003 to be separated from the round bar 8, the square sleeve 11 can be rotated, the square sleeve 11 drives the circular ring 9 to rotate along the surface of the circular rod 8 to adjust the angle of the hook 15, the positioning bolt 1002 is reversely rotated after the angle is adjusted to a proper angle, so that the positioning block 1003 is tightly attached to the circular rod 8, the circular rod 8 can be fixed, the angle of the hook 15 is fixed, after the adjustment is completed, the movable rod 1404 of the clamping mechanism 14 is upwards pulled to separate the fixture block 1401 from the oblique tooth groove 13, the square bar 12 can be moved to enable the hook 15 to hook the position of the surgical incision, the movable rod 1404 is released after the hooking, the square bar 12 is pulled to enable the hook 15 to draw the surgical incision, the surgical field is exposed, the inclined plane of the inner wall of the oblique tooth groove 13 extrudes the inclined plane of the fixture block 1401 in the process of pulling the square bar 12, the fixture block 1401 moves upwards and drives the movable block 1405 to extrude the spring 1403, the spring 1403 is in a compression state, the oblique tooth groove 13 is continuously meshed with or separated from the fixture block 1401, so that the fixture block 1401 moves upwards or downwards continuously, after the clamping sleeve 3 is pulled to a proper degree, the clamping block 1401 is clamped in the corresponding oblique tooth groove 13 under the action of the elastic force of the spring 1403, the plane of the clamping block 1401 is attached to the plane of the oblique tooth groove 13, the square bar 12 can be clamped, the hook 15 can be clamped, the square bar 12 and the hook 15 form a draw hook, a person does not need to pull the draw hook for a long time, the arm is not sore, potential safety hazards caused by replacement of the person are greatly reduced, labor waste is avoided, labor intensity is greatly reduced, after the use is finished, the movable rod 1404 is pulled to separate the clamping block 1401 from the oblique tooth groove 13, the square bar 12 is moved rightwards to separate the hook 15 from an operation incision position, the clamping plate 5 is separated from the operating table by reversely rotating the locking bolt 4, the clamping sleeve 3 is taken down from the position, high-temperature disinfection treatment is carried out on the clamping sleeve 3, the vertical rod 1, the square sleeve 11, the square bar 12, the hook 15 and the like, the end part of the square bar 12 is connected with an operating table 16 through a screw rod, the baffle plate 16 prevents the square bar 12 from separating from the square sleeve 11, the baffle plate 16 is rotated to separate the baffle plate 16 from the square bar 12, the square bar 12 can be pulled to separate the square bar 12 from the square sleeve 12, a draw hook consisting of the square bar 12 and the hook 15 can be independently used, the square bar 12 can also be inserted into the square sleeve 11 to be matched with the square sleeve 11, the vertical rod 1 and the like for use, different use conditions are adapted, the L-shaped block 20 and the square block 23 block the hook 15, so that the hook 15 is clamped on the square bar 12, when the hook 15 with different specifications needs to be replaced, the hook 15 is moved leftwards to ensure that the right side of the inner wall of the through groove 21 is attached to the right side of the L-shaped block 20, the hook 15 can be moved upwards to separate the hook 15 from the L-shaped block 20 and the square block 23, the position of the through groove 21 on the new hook 15 is aligned to the position of the L-shaped block 20, the hook 15 is attached to the top of the square bar 12, the hook 15 is moved rightwards to ensure that the L20 and the square block 23 block 15 blocks the new hook 15 are clamped, the hook 15 is easy and convenient to replace, so that the hooks 15 of different specifications can be replaced conveniently in the actual use process.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. A retractor for hepatobiliary surgery comprises a vertical rod, wherein a connecting block is movably sleeved on the surface of the vertical rod, a clamping sleeve is fixedly connected to the side surface of the connecting block, a locking bolt is connected to the bottom of the clamping sleeve in a threaded manner, a clamping plate is movably connected to the top of the locking bolt, a locking mechanism is arranged at the top of the connecting block, a cross rod is fixedly connected to the top of the vertical rod, round rods are fixedly connected to the two ends of the cross rod, a ring is movably sleeved on the surface of the round rod, a positioning mechanism is arranged on the surface of the ring, a square sleeve is fixedly connected to the surface of the ring, the inner wall of the square sleeve is movably connected with the surface of a square bar, an inclined tooth groove is formed in the top of the square bar, a clamping mechanism is arranged inside the square sleeve, the surface of the clamping mechanism is movably connected with the inner wall of the inclined tooth groove, and a hook is movably connected to the top of the square bar, the end part of the square strip is fixedly connected with a baffle disc through a screw rod.
2. The hepatobiliary surgery retractor according to claim 1, wherein the clamping plate comprises a disc and a rubber pad, the disc is movably connected to the top of the locking bolt, and the rubber pad is fixedly connected to the top of the disc.
3. The hepatobiliary surgery retractor according to claim 1, characterized in that, locking mechanism includes mounting, slider, spout, retaining member and handle, mounting fixed connection is at the top of connecting block, the inner wall of mounting and the surperficial swing joint of montant, the inner wall of retaining member and the surperficial threaded connection of mounting, the spout is seted up on the surface of mounting, the surface of slider and the inner wall swing joint of spout, the slider surface is close to the one side of montant and the surperficial swing joint of montant, the slider surface is kept away from the one side of montant and the inner wall swing joint of retaining member, handle fixed connection is on the surface of retaining member.
4. The hepatobiliary surgery retractor according to claim 3, wherein balls are movably embedded in the top and the bottom of the inner wall of the chute, and the surfaces of the balls are movably connected with the surface of the slider.
5. The hepatobiliary surgery retractor according to claim 3, wherein a positioning ring is fixedly connected to the top of the connecting block, and the inner wall of the positioning ring is movably connected to the surface of the locking member.
6. The hepatobiliary surgery retractor according to claim 1, wherein a connecting sleeve is fixedly connected to the surface of the cross rod, and the inner wall of the connecting sleeve is fixedly connected to the surface of the vertical rod.
7. The liver and gall surgery retractor according to claim 1, wherein the positioning mechanism comprises a box body, a positioning bolt and a positioning block, the box body is fixedly connected to the surface of the ring, the surface of the positioning block is movably connected with the inner wall of the box body, the top of the positioning block penetrates through the ring and is movably connected with the surface of the round rod, the positioning bolt is movably connected to the bottom of the box body through a bearing, and the surface of the positioning bolt is in threaded connection with the inner wall of the positioning block.
8. The liver and gall surgery retractor according to claim 1, wherein the clamping mechanism comprises a clamping block, a cavity, a spring and a movable rod, the cavity is formed inside the square sleeve, the inner wall of the cavity is movably connected with the surface of the movable block, the clamping block is fixedly connected to the bottom of the movable block, the bottom of the clamping block penetrates through the square sleeve and is movably connected with the inner wall of the oblique tooth groove, the top of the inner wall of the cavity and the top of the movable block are fixedly connected with the top and the bottom of the spring respectively, and the bottom of the movable rod penetrates through the square sleeve and is fixedly connected with the top of the movable block.
9. The liver and gall surgery retractor according to claim 1, wherein an L-shaped block is fixedly connected to the top of the square bar, a through groove is formed in the top of the hook, the inner wall of the through groove is movably connected with the surface of the L-shaped block, square grooves are formed in the front face and the back face of the inner wall of the through groove, square blocks are fixedly connected to the front face and the back face of the L-shaped block, the bottom of each square block is movably connected with the top of the hook, a stop block is fixedly connected to the top of the hook, and the surface of each stop block is movably connected with the surfaces of the L-shaped block and the square block respectively.
10. The hepatobiliary surgery retractor according to claim 9, wherein a magnet is embedded on a side of the surface of the square block close to the stopper, and the side of the surface of the magnet close to the stopper is movably connected with the surface of the stopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110927002.5A CN113520495A (en) | 2021-08-12 | 2021-08-12 | Drag hook for hepatobiliary surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110927002.5A CN113520495A (en) | 2021-08-12 | 2021-08-12 | Drag hook for hepatobiliary surgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113520495A true CN113520495A (en) | 2021-10-22 |
Family
ID=78122423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110927002.5A Withdrawn CN113520495A (en) | 2021-08-12 | 2021-08-12 | Drag hook for hepatobiliary surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113520495A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113855277A (en) * | 2021-11-05 | 2021-12-31 | 中国人民解放军陆军特色医学中心 | Hand stabilizer for brain surgery operation |
| CN114081549A (en) * | 2021-11-20 | 2022-02-25 | 鹤壁市人民医院 | Drag hook for thyroid surgery |
-
2021
- 2021-08-12 CN CN202110927002.5A patent/CN113520495A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113855277A (en) * | 2021-11-05 | 2021-12-31 | 中国人民解放军陆军特色医学中心 | Hand stabilizer for brain surgery operation |
| CN113855277B (en) * | 2021-11-05 | 2023-05-30 | 中国人民解放军陆军特色医学中心 | Hand stabilizer for brain surgery |
| CN114081549A (en) * | 2021-11-20 | 2022-02-25 | 鹤壁市人民医院 | Drag hook for thyroid surgery |
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Application publication date: 20211022 |