CN2862991Y

CN2862991Y - Maxillofacial bone plastic operation gang cutter

Info

Publication number: CN2862991Y
Application number: CN 200520052844
Authority: CN
Inventors: 沈叶青
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-12-19
Filing date: 2005-12-19
Publication date: 2007-01-31
Anticipated expiration: 2015-12-19

Abstract

The utility model relates to a composite milling tool for jowl bone orthopedic operation, which resolves the problems of original product with poor heat radiation performances, tools being supported with one-end single point, and position of milling tools being difficult to gain accuracy in actual working. Its main shaft is sleeved with bearings, and the bearings are arranged inside a central guide cavity and fixed with circlips. Two O-rings are respectively arranged inside a slide sleeve and a cavity protection copper sleeve. The slide sleeve and the main shaft are connected and arranged with the central guide cavity through quick-replacing supports. The cavity protection copper sleeve and the main shaft are connected with the central guide cavity through positioning nozzle. The milling tool is fastened inside the main shaft with screw cap. The water inlet tube is fixed onto the handle. The water outlet tube is arranged onto the housing. The handle and the housing are connected with the central guide cavity through quick-replacing supports. The supporting body seal and soft tissue protection body, connected with the milling tool, are fixed inside the housing with interconnect caps. The utility model is characterized in reasonable design, unique structure, high heat radiation performance, variable single-point tool and convenient composition. The utility model makes for all kinds of high-difficulty micro-hurt surgery, orthopedic operation and milling surgery of orthopedic operation to carve human body.

Description

Maxillofacial bone plastic operation cutter block

Technical field

This utility model relates to a kind of medical surgical Surgical instrument that is used for Wicresoft, shaping, engraving body shaping operation, particularly a kind of maxillofacial bone plastic operation cutter block.

Background technology

At present, medical apparatus and instruments market mesognathy facial contour plasty operating theater instruments is mainly used operations such as hands modelling of human body, cutting and milling.Upper and lower jawbone milling modeling as decorative sursery; Mandible Osteotomy is removed art; The too high milling art of cheekbone; The socket of the eye bone of ophthalmology remakes art, and these all operations all have very high requirement and dependency to medical jawbone milling cutter apparatus.The risk of operation, the success of operation and failure, all inseparable with the apparatus quality of operation.Product internal cavity does not in the past have sealing antiseep device, bearing does not very easily get rusty or the dry main shaft that makes can't operate as normal in effects such as medicining liquid dipping, cleaning, High Temperature High Pressure and material are residual, service life is short, the no servo cooling system of operating temperature rising, make cutter and contact patients position generation high temperature scald in the operation process, tool length is subjected to strict restriction because of fulcrum single head and high speed rotating, can't reach the specification requirement of the privileged sites and degree of depth operation, the soft tissue watch box is not orientable, grasps handle and can't judge that there is hidden danger in the cutting orientation with cutter.Cause the whole serviceability of product to be subjected to strict restriction and unsatisfactory.

Summary of the invention

The purpose of this utility model provides a kind of reasonable in design, the structure uniqueness, and safe and reliable, function is complete, combined and instant and can adapt to the maxillofacial bone plastic operation cutter block of various high-leveled and difficult plastic operations.

The purpose of this utility model is achieved through the following channels: it is fixing with jump ring (20) that main shaft (8) bearing set (9) and bearing (19) are loaded on middle guide cavity (6), two O type circles (5), (10) be loaded on slip cap (4) and protecting in the chamber copper sheathing (18) respectively, slip cap (4) and main shaft (8) are connected and fixed by quick change seat (3) and middle guide cavity (6), protecting chamber copper sheathing (18) and main shaft (8) connects main shaft (8) bearing set (9) and bearing (19) by location mouth (11) and middle guide cavity (6) and is loaded on middle guide cavity (6) and fixes with jump ring (20), two O type circles (5), (10) be loaded on slip cap (4) and protecting in the chamber copper sheathing (18) respectively, slip cap (4) and main shaft (8) are connected and fixed by quick change seat (3) and middle guide cavity (6), protecting chamber copper sheathing (18) and main shaft (8) is connected and fixed by location mouth (11) and middle guide cavity (6), milling cutter (14) is fastened in the main shaft (8) by nut (17), water inlet pipe (2) is installed on the handle (1), outlet pipe is installed on the shell (7), handle (1) and shell (7) are connected and fixed by quick change seat (3) and middle guide cavity (6), and supporter end socket (13) and soft tissue watch box (15) connect milling cutter (14) and be packed in the shell (7) by interlocking medicated cap (16).Milling cutter (14) is that the end by Cylinder is fixed with umbrella garden shape cutting edge (21), and there is clip position at two ends.Milling cutter (22) is that the end by Cylinder is fixed with garden curved edge (23), and there is clip position at two ends.Milling cutter (24) is that the end by Cylinder is fixed with intersection garden arc ring shape cutting edge (25), and there is clip position at two ends.The end that soft tissue watch box (15) connects with milling cutter (14) has cutting edge window (26), is lower than milling cutter (14) cutting edge horizontal plane, has wear-resisting hole (27) in the supporter end socket (13).

The beneficial effects of the utility model are: 1, and reasonable in design, the structure uniqueness, owing to by existing product is increased the internal cooling system implementation, make cooling water, reach the temperature rise of control product duty at the product internal recycle, reduce operation risk, improve success rate of operation, reduce the patient suffering.2, be fit to the shaping milling operation of various positions, the double end supporting role of cutter, have the cutting edge window between the connecting of soft tissue watch box and milling cutter, make the accurate positioning of Tool in Cutting orientation, safe yarn number improves greatly, combination easily, and is easy to use, the useful life who has improved product.3, cost is lower, and expense is cheap, and the efficient height is easy to maintenance, saves job costs.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is this utility model milling cutter (14) sketch map.

Fig. 3 is this utility model milling cutter (22) sketch map.

Fig. 4 is this utility model milling cutter (24) sketch map.

Fig. 5 is this utility model soft tissue watch box sketch map.

With reference to the accompanying drawings this utility model is done further detail explanation below.

The specific embodiment

From Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are as can be known, this utility model is loaded on middle guide cavity (6) by main shaft (8) bearing set (9) and bearing (19) and fixes with jump ring (20), two 0 type circles (5), (10) be loaded on slip cap (4) and protecting in the chamber copper sheathing (18) respectively, slip cap (4) and main shaft (8) are connected and fixed by quick change seat (3) and middle guide cavity (6), protecting chamber copper sheathing (18) and main shaft (8) is connected and fixed by location mouth (11) and middle guide cavity (6), milling cutter (14) is fastened in the main shaft (8) by nut (17), water inlet pipe (2) is installed on the handle (1), outlet pipe is installed on the shell (7), handle (1) and shell (7) are connected and fixed by quick change seat (3) and middle guide cavity (6), and supporter end socket (13) and soft tissue watch box (15) connect milling cutter (14) and be packed in the shell (7) by interlocking medicated cap (16).Milling cutter (14) is that the end by Cylinder is fixed with umbrella garden shape cutting edge (21), and there is clip position at two ends.Milling cutter (22) is that the end by Cylinder is fixed with garden curved edge (23), and there is clip position at two ends.Milling cutter (24) is that the end by Cylinder is fixed with intersection garden arc ring shape cutting edge (25), and there is clip position at two ends.The end that soft tissue watch box (15) connects with milling cutter (14) has cutting edge window (26), is lower than milling cutter (14) cutting edge horizontal plane, has wear-resisting hole (27) in the supporter end socket (13).By to original product integral heat sink poor performance, operative site is located inaccurate problem, has set up inner cooling water circulation yarn system, and the cooling water flow that makes minute-pressure is outside end mill body, and the cutter of high speed rotating obtains the temperature control effect.From Fig. 5, know, have cutting edge window (26), make location of operation accurately obtain safety assurance, protected the human body soft tissue that touches in the operation not scraped by the milling cutter of high speed rotating and damaged at soft tissue watch box (15) and milling cutter (14) connection one end.

Claims

1, a kind of maxillofacial bone plastic operation cutter block, it is characterized in that: it is fixing with jump ring (20) that main shaft (8) bearing set (9) and bearing (19) are loaded on middle guide cavity (6), two O type circles (5), (10) be loaded on slip cap (4) and protecting in the chamber copper sheathing (18) respectively, slip cap (4) and main shaft (8) are connected and fixed by quick change seat (3) and middle guide cavity (6), protecting chamber copper sheathing (18) and main shaft (8) is connected and fixed by location mouth (11) and middle guide cavity (6), milling cutter (14) is fastened in the main shaft (8) by nut (17), water inlet pipe (2) is installed on the handle (1), outlet pipe is installed on the shell (7), handle (1) and shell (7) are connected and fixed by quick change seat (3) and middle guide cavity (6), and supporter end socket (13) and soft tissue watch box (15) connect milling cutter (14) and be packed in the shell (7) by interlocking medicated cap (16).

2, maxillofacial bone plastic operation cutter block according to claim 1 is characterized in that: milling cutter (14) is to be fixed with umbrella garden shape cutting edge (21) by a cylindrical end, and there is clip position at two ends.

3, maxillofacial bone plastic operation cutter block according to claim 1 is characterized in that: milling cutter (22) is to be fixed with circular arc cutting edge (23) by a cylindrical end, and there is clip position at two ends.

4, maxillofacial bone plastic operation cutter block according to claim 1 is characterized in that: milling cutter (24) is to be fixed with crossed-circle arc ring shape cutting edge (25) by a cylindrical end, and there is clip position at two ends.

5, maxillofacial bone plastic operation cutter block according to claim 1, it is characterized in that: the end that soft tissue watch box (15) connects with milling cutter (14) has cutting edge window (26), be lower than milling cutter (14) cutting edge horizontal plane, have wear-resisting hole (27) in the supporter end socket (13).