Auxiliary measuring tool for transverse bone transport operation
Technical Field
The invention relates to the technical field of transverse bone transport, in particular to an auxiliary measuring tool for transverse bone transport.
Background
The tibia transverse bone carrying technology is a therapy developed on the basis of tension and stress laws, and the therapy can slowly and continuously draw bones, so that cell proliferation and biosynthesis functions are stimulated to a certain extent, the effect of promoting tissue regeneration is positively influenced, the metabolism of regenerated tissues can be increased to a certain extent, and the effect of promoting the normal function of the tissues is well promoted. In addition, many researches prove that the transverse tibial bone transportation technology can promote the growth of bones, blood vessels, nerves and the like, is beneficial to the natural reconstruction of the microcirculation of damaged tissues of an organism and has a positive influence on the regeneration of nerve tissues. Therefore, the transverse bone transportation of the tibia can be widely applied to the treatment of diabetic foot, lower limb vascular occlusion and the like. The conventional transverse bone transport is to install a transverse bone transport external fixing frame in an operation, and at present, the existing transverse bone transport external fixing frame does not have a measuring structure and cannot mark a bone taking position, so that an auxiliary measuring tool for the transverse bone transport is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the defects that the transverse bone transport external fixing bracket in the prior art does not have a measuring structure and cannot mark a bone taking position, and provides an auxiliary measuring tool for transverse bone transport.
In order to achieve the purpose, the invention adopts the following technical scheme:
the auxiliary measuring tool for the transverse bone carrying operation comprises a main rod, wherein a fixed block is arranged on one side of the middle of the main rod, an extension plate is arranged at the outer end of the fixed block, a transverse plate is horizontally arranged above the extension plate, a first adjusting bolt is vertically arranged on the extension plate and is rotatably connected with the extension plate, the first adjusting bolt penetrates through the transverse plate, and the first adjusting bolt is in threaded connection with the transverse plate;
sliding sleeves are slidably mounted at two ends of the transverse plate, lifting screws are inserted in the sliding sleeves and rotatably connected with the sliding sleeves, the lifting screws penetrate through the extension plate and are in sliding fit with the extension plate, and a bone taking plate is fixed between the lower ends of the two lifting screws;
a plurality of internal thread pipes are slidably mounted on one side of the main rod close to the fixed block, and fixing spicules are inserted in the internal thread pipes;
the bottom of mobile jib is provided with the fluting along its length direction, rotates between the grooved both ends inner wall and installs two screw lead screws, the equal threaded mounting in both ends on the two screw lead screws has the connecting block, two all rotate on the connecting block and install connecting portion, two the outer end of connecting portion is rotated and is installed same scale.
Preferably, first openings are formed in two ends of the transverse plate, the sliding sleeve is inserted into the first openings, and the sliding sleeve is in sliding fit with the first openings.
Preferably, the second opening has all been seted up at the both ends of extension board, and second adjusting bolt is all installed in the rotation in second open-ended both ends, threaded connection has the slider on the second adjusting bolt, carry the drawing screw and run through the slider, and carry drawing screw and slider sliding fit.
Preferably, the vertical section that the mobile jib is "T" font, just one side of internal thread pipe is fixed with the slide, and the slide slidable mounting is in on the mobile jib, and be provided with locking screw on the slide.
Preferably, the fixing spicule is provided with a thread part, and the thread part is matched with the internal thread pipe.
Preferably, the screw thread directions of the two ends of the double-thread screw rod are opposite to each other, and the two connecting blocks are respectively provided with a threaded hole matched with the screw threads of the two ends.
Preferably, connecting portion include that one end rotates to be installed connecting pipe on the connecting block, and the other end of connecting pipe inserts and is equipped with the joint pole to be provided with solid fixed ring on the inner wall of connecting pipe, gu fixed ring keeps away from one side of joint pole is provided with the movable block, movable block and connecting pipe sliding fit, and is provided with the spring between movable block and the solid fixed ring, and the movable block with through being connected rope fixed connection between the joint pole.
Preferably, the outer wall of the clamping rod is provided with a limiting block.
Preferably, the graduated scale is rotatably connected with the connecting part in the up-and-down direction.
Preferably, bone taking holes are uniformly formed in the edge of the bone taking plate.
The invention has the beneficial effects that:
1. when the double-thread screw rod measuring instrument is used, the double-thread screw rod is rotated to drive the graduated scale to expose the main rod, the graduated scale measures and marks the surgical site, and meanwhile, the graduated scale is pulled to be separated from the connecting part, so that the measuring range is improved.
2. According to the invention, the positions of the two lifting screws can be respectively adjusted by rotating the second adjusting bolts at the two sides, so that the bone taking position is adjusted, and the convenience of the operation is improved.
Drawings
FIG. 1 is a schematic view of an auxiliary measuring tool for lateral bone transfer according to the present invention;
FIG. 2 is a schematic view of the structure of the measuring ruler installed in the auxiliary measuring tool for transverse bone transportation according to the present invention;
FIG. 3 is a cross-sectional structural view of a cross plate of the auxiliary measuring tool for lateral bone transfer according to the present invention;
FIG. 4 is a schematic top view of an extension plate of the auxiliary measuring tool for lateral bone transfer according to the present invention;
fig. 5 is a schematic structural view of a connection part of an auxiliary measuring tool for lateral bone transfer according to the present invention.
In the figure: 1. a main rod; 2. a fixed block; 3. an extension plate; 4. a first adjusting bolt; 5. a transverse plate; 6. a first opening; 7. a sliding sleeve; 8. lifting the screw; 9. a second opening; 10. a second adjusting bolt; 11. a slider; 12. a slide base; 13. an internally threaded tube; 14. fixing the spicules; 15. a threaded portion; 16. a double-threaded screw rod; 17. connecting blocks; 18. a connecting portion; 181. a connecting pipe; 182. a clamping and connecting rod; 183. a fixing ring; 184. a movable block; 185. a spring; 186. connecting ropes; 19. a graduated scale; 20. taking a bone plate; 21. and taking bone holes.
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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-5, the auxiliary measuring tool for the transverse bone transfer comprises a main rod 1, wherein a fixed block 2 is arranged on one side of the middle of the main rod 1, an extension plate 3 is arranged at the outer end of the fixed block 2, a transverse plate 5 is horizontally arranged above the extension plate 3, second openings 9 are formed in two ends of the extension plate 3, second adjusting bolts 10 are rotatably arranged at two ends of each second opening 9, a sliding block 11 is connected to each second adjusting bolt 10 in a threaded manner, the sliding block 11 is inserted into each second opening 9, threaded holes matched with the second adjusting bolts 10 are formed in the sliding block 11, first adjusting bolts 4 are vertically arranged on the extension plate 3, the first adjusting bolts 4 are rotatably connected with the extension plate 3, the first adjusting bolts 4 penetrate through the transverse plate 5, and the first adjusting bolts 4 are in threaded connection with the transverse plate 5;
sliding sleeves 7 are arranged at two ends of the transverse plate 5 in a sliding mode, first openings 6 are formed in two ends of the transverse plate 5, the sliding sleeves 7 are inserted into the first openings 6, the vertical cross section of each sliding sleeve 7 is in an I shape, the sliding sleeves 7 are in sliding fit with the first openings 6, lifting screws 8 are inserted into the sliding sleeves 7 and are connected with the sliding sleeves 7 in a rotating mode, the lifting screws 8 penetrate through the sliding blocks 11, the lifting screws 8 are in sliding fit with the sliding blocks 11, bone taking plates 20 are fixed between the lower ends of the two lifting screws 8, and bone taking holes 21 are evenly formed in the edges of the bone taking plates 20.
A plurality of internal thread pipes 13 are slidably mounted on one side, close to the fixed block 2, of the main rod 1, a fixed bone pin 14 is inserted into each internal thread pipe 13, a thread part 15 is arranged on each fixed bone pin 14, the thread part 15 is matched with each internal thread pipe 13, so that the upper position and the lower position of each fixed bone pin 14 can be conveniently fixed, the vertical section of the main rod 1 is T-shaped, a sliding seat 12 is fixed on one side of each internal thread pipe 13, the sliding seat 12 is slidably mounted on the main rod 1, and a locking screw is arranged on each sliding seat 12, so that the sliding seat 12 can be moved by loosening the locking screw, and the position of each fixed bone pin 14 can be adjusted;
the bottom of the main rod 1 is provided with a groove along the length direction, a double-thread screw 16 is rotatably arranged between the inner walls of two ends of the groove, one end of the double-thread screw 16 extends to the outer side of the main rod 1, connecting blocks 17 are respectively and threadedly arranged at two ends of the double-thread screw 16, the screwing directions of two ends of the double-thread screw 16 are opposite to each other, threaded holes matched with the threads of the two ends are respectively arranged on the two connecting blocks 17, connecting parts 18 are respectively and rotatably arranged on the two connecting blocks 17, the outer ends of the two connecting parts 18 are rotatably provided with the same scale 19, the connecting part 18 comprises a connecting pipe 181 with one end rotatably arranged on the connecting block 17, a clamping rod 182 is inserted at the other end of the connecting pipe 181, a limiting block is arranged on the outer wall of the clamping rod 182, a fixing ring 183 is arranged on the inner wall of the connecting pipe 181, and a movable block is arranged at one side of the fixing ring 183 away from the clamping rod 184, the movable block 184 is in sliding fit with the connecting pipe 181, a spring 185 is arranged between the movable block 184 and the fixing ring 183, the movable block 184 is fixedly connected with the clamping rod 182 through a connecting rope 186, and the graduated scale 19 is rotatably connected with the connecting part 18 in the up-and-down direction.
In this embodiment, when in use, the double-threaded screw 16 is rotated, the double-threaded screw 16 drives the two connecting blocks 17 to approach each other, and the graduated scale 19 is pushed by the connecting portion 18 to expose the main rod 1, the locking screw on the sliding seat 12 is loosened, the sliding seat 12 can be moved, the fixing bone needle 14 is moved at the same time, the second adjusting bolt 10 at the two ends of the extending plate 3 is rotated, the second adjusting bolt 10 drives the sliding block 11 to move, and the lifting screw 8 is driven to move (when the lifting screw 8 moves, the sliding sleeve 7 moves on the transverse plate 5), so as to adjust the position of the lifting screw 8, and the operative site is measured and marked by the graduated scale 19 by observing the graduated scale 19, and meanwhile, the graduated scale 19 can be pulled as required, so that the clamping rod 182 is separated from the connecting pipe 181, and the graduated scale 19 is taken down, so as to improve the measuring range, after the measurement is completed, the graduated scale 19 is loosened, the spring 185 can drive the connecting rope 186 to retract, and simultaneously the clamping rod 182 is driven to be clamped in the connecting pipe 181, so that the graduated scale 19 is fixed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.