CN100455269C

CN100455269C - Multi-core flexible-shaft drill for plastic surgery

Info

Publication number: CN100455269C
Application number: CNB2006100318880A
Authority: CN
Inventors: 胡文广
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-06-27
Filing date: 2006-06-27
Publication date: 2009-01-28
Anticipated expiration: 2026-06-27
Also published as: CN1883407A

Abstract

The present invention relates to a multi-core flexible-shaft drill for plastic surgery, which solves the problem that an original plastic surgery orthopaedics drill can only be used for drilling and can not be bent to leading holes, drilling holes, shaping and grinding during complicated operations. A shaft sleeve is respectively arranged on both ends of a main shaft, and a bearing is sheathed on the shaft sleeve. A concave key groove is respectively arranged on both ends of the main shaft, and an O-shaped ring is sheathed on the main shaft and is fixed on a back cavity of a casing by a clamp spring. A bearing, an O-shaped ring and a water preventing ring are arranged in a driven shaft sleeve in a front cavity. A locking nut is arranged on one end of the driven shaft sleeve, and a convex key column is arranged on the other end of the driven shaft sleeve and is connected with the concave key groove of the main shaft. A spillway hole is arranged on the front cavity, and a guide pipe is tightened in a spring cavity by an O-shaped ring and is connected with the front cavity in a screw thread mode. The present invention has the advantages of reasonable design, high safety and reliability, high work efficiency, high heat radiation and debridement and convenient use and is suitable for various complicated operations of the plastic surgery.

Description

Multi-core flexible-shaft drill for plastic surgery

Technical field

The present invention relates to a kind of medical surgery operating theater instruments, particularly a kind of multi-core flexible-shaft drill for plastic surgery.

Background technology

At present, in the plastic surgery, orthopaedics bores main the application very extensively and lacks.Plug in the boring location of various traumatic fracture; The round that mandibular angle bone cutting is removed in the art is waited to bore; The operations such as traction and fixation hole of pathological changes bone or osteoarthrosis dislocation, displacement, all medical operating is bored apparatus very high dependency is arranged, this type of operation orthopaedics quality of boring particularly, handy, the successful key of operation can greatly alleviate doctor's workload especially, shortens operating time, improve the operation quality, reduce operation risk.

This type of operation of past, it all is the formula of directly boring that the orthopaedics of employing bores, can not crooked and circuitous operation, risk is bigger, and surgical wound is also big, and anhydrous flushing very easily pollutes.Need hole and grinding as mandibular bone, straight brill can not pass infantile myasthenia soma from last mouth dental bed, reaches jawbone, implement operation, must open an operation mouth, implement boring or grinding again in face's jawbone place muscle surface, cause repeatedly misery to the patient, saveing somebody's face stays cicatrix, causes the appearance damage.So straight design and the product that bores do not satisfy the recessive wound of Wicresoft's shaping, dystopy of modern surgery operation and dodges the specification requirement of performing the operation in the soft tissue deep.

Summary of the invention

The purpose of this invention is to provide a kind of reasonable in designly, require to implement crooked and circuitous according to the difference of different operative sites, implement the multi-core flexible-shaft drill for plastic surgery of boring, reaming, grinding removal and synthetism.

The objective of the invention is to realize by following approach: axle sleeve 2 is equipped with at main shaft 1 two ends, bearing 3 is housed in the axle sleeve 2, main shaft 1 two ends have recessed keyway 4, main shaft 1 suit O shape circle 5 is packed in the rear chamber 7 of shell 20 by jump ring 6, driven shafts 9 are set with bearing 10 in the preceding cavity 8, O shape circle 11 and water proof ring 12, driven shaft 9 one ends are equipped with lock nut 13, one end has protruding key post 14 and is connected with main shaft 1 recessed keyway 4, preceding cavity 8 has spillway hole 15, guide pipe 16 is fixed tightly in the spring cavity 17 by O shape circle and is threaded with preceding cavity 8, multi-core flexible-shaft 18 1 ends are packed in lock nut 13, one end passes spring cavity 17 inner springs 19 and guide pipe 16, on rear chamber 7 shells 20 water inlet pipe 21 is housed.Guide pipe 16 is circular or square or triangle or irregular polygon, is straight tube or bend pipe, has and mills form 24, and boring has outer silk and adjusting nut 23 is housed on the guide pipe 16.Adjusting nut 23 is milled with internal thread.Multi-core flexible-shaft 18 is by multi-turn flexible axle suit, appoints to get a circle and install bit 25 and special-shaped milling cutter 26.

Advantage of the present invention is: 1, reasonable in design, novel structure adopts double casing and three sections draw bail modes, is beneficial to the clear of surgical wound, avoids polluting, and improves the operation quality; Be beneficial to surgical wound and steadily carry out, extenuate impulsive force, reduce operation risk.Can be applied to the complicated operation of various surgical plastics, Wicresoft, reparation and engraving, it is many to have function, practical.2, high efficiency, easy to use.Owing to adopted the cooling water circulation system, heat-sinking capability is strong, and keeping works long hours is in temperature constant state, inner before and after the hermetically-sealed construction of cavity remove contamination and debridement provides safety guarantee for operation provides.3, cost is lower, and is easy to maintenance.

Description of drawings

Fig. 1 is a sectional structure sketch map of the present invention;

Fig. 2 is a rear chamber structural representation of the present invention;

Fig. 3 is cavity body structure sketch map before the present invention;

Fig. 4 is a fairlead structural representation of the present invention.

With reference to the accompanying drawings the present invention is described in further detail below:

The specific embodiment

As can be known from Fig. 1, axle sleeve 2 is equipped with at main shaft 1 two ends, bearing 3 is housed in the axle sleeve 2, main shaft 1 two ends have recessed keyway 4, main shaft 1 suit O shape circle is packed in the rear chamber 7 of shell 20 by jump ring 6, driven shafts 9 are set with bearing 10 in the preceding cavity 8, O shape circle 11 and water proof ring 12, driven shaft 9 one ends are equipped with lock nut 13, one end has protruding key post 14 and is connected with main shaft 1 recessed keyway 4, preceding cavity 8 has spillway hole 15, and guide pipe 16 is fixed tightly in the spring cavity 17 by O shape circle and is threaded with preceding cavity 8, and multi-core flexible-shaft 18 1 ends are packed in lock nut 13, one end passes spring cavity 17 inner springs 19 and guide pipe 16, on rear chamber 7 shells 20 water inlet pipe 21 is housed.The present invention adopts double casing and three sections conjuncted structures, water inlet pipe 21 is housed on shell 20, preceding cavity 8 has spillway hole 15, between shell 20 and preceding cavity 8, form liquid water irrigation channel, because preceding cavity 8 lock nuts 13 places are set with O shape circle 11 and water proof ring 12, flushing water can not see through the drive disk assembly infiltration of preceding cavity 8 to rear chamber 7, can only wash to operative site by spring cavity 17 and guide pipe 16, also guarantee the visibility and the cleannes of wound, effectively guaranteed the operating temperature of apparatus and the operation safety of operation receptor.Do not adopt integral type, adopt three sections connections, the convenient cleaning device tool of consideration and convenient maintenance are in order to avoid cause the unclean of apparatus to bring germ contamination to the patient.Among Fig. 2 as can be known guide pipe 16 be circular or square or triangle or irregular polygon, be straight tube or bend pipe, have and mill form 24, on the guide pipe 16 external screw thread is arranged, and adjusting nut 23 is housed.Guide pipe 16 can be made into different shape, it is the steering tool that bends to different shape according to different operative site requirements, by guiding avoid cannot wound soft tissue, directly from organizing epidermis to insert enforcement boring, tapping and carrying and moving, avoid large tracts of land wound and multiposition repeatedly to count wound, finish complicated operation from the dystopy approach.Have and mill the conversion setting that form 24 is multi-core flexible-shaft 18 bits 25 in the operative site, if the bit 25 of multi-core flexible-shaft 18 will change special-shaped milling cutter 26 into, special-shaped milling cutter 26 1 ends will have impetus, form to support, and the grinding that helps performing the operation is carried out smoothly.Guide pipe 16 and adjusting nut 23 borings have internal thread and outer silk, help regulating that multi-core flexible-shaft 18 guarantees absolutely accurate in 16 pairs of outward extending depths of wound of guide pipe and length in the operation, steadily advance, in order to avoid cause the accidental injury of its hetero-organization.Multi-core flexible-shaft 18 is by multi-turn flexible axle suit among Fig. 3 and Fig. 4, appoint and to get a circle and install bit 25 and special-shaped milling cutter 26, extend into the dark operation of muscular tissue, the multi-core flexible-shaft 18 that just needs long and many places bending, extend into the shallow and hard grinding operation of muscular tissue, then need multi-core flexible-shaft 18 short and strong, just adopt corresponding specification, many specifications of formation multi-core flexible-shaft 18 and multi-functional are finished various differences and complicated plastic surgery.

Claims

1, a kind of multi-core flexible-shaft drill for plastic surgery, it is characterized in that: axle sleeve (2) is equipped with at main shaft (1) two ends, be with bearing (3) on the axle sleeve (2), main shaft (1) two ends have recessed keyway (4), main shaft (1) suit O type circle (5) is packed in the rear chamber (7) of shell (20) by jump ring (6), the preceding interior driven shaft of cavity (8) (9) is set with bearing (10), O type circle (11) and water proof ring (12), driven shaft (9) one ends are equipped with lock nut (13), one end has protruding key post (14) and connects with the recessed keyway of main shaft (1) (4), preceding cavity (8) has spillway hole (15), guide pipe (16) is fixed tightly in the spring cavity (17) and preceding cavity (8) thread connection by O type circle, multi-core flexible-shaft (18) one ends are packed in lock nut (13), one end passes spring cavity (17) inner spring (19) and guide pipe (16), multi-core flexible-shaft (18) is by multi-turn flexible axle suit, appoints to get a circle and install bit (25) and special-shaped milling cutter (26), and water inlet pipe (21) is housed on rear chamber (7) shell (20).

2, the described multi-core flexible-shaft drill for plastic surgery of root a tree name claim 1, it is characterized in that: guide pipe (16) is circular or square or triangle or irregular polygon, be straight tube or bend pipe, have and mill form (24), guide pipe (16) is gone up boring to be had outer silk and adjusting nut (23) is housed, and adjusting nut (23) is milled with internal thread.