CN209236424U

CN209236424U - A kind of tooth drilling fixed support device

Info

Publication number: CN209236424U
Application number: CN201721888290.3U
Authority: CN
Inventors: 马平川
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-12-29
Filing date: 2017-12-29
Publication date: 2019-08-13
Anticipated expiration: 2027-12-29

Abstract

The utility model relates to a kind of tooth drilling fixed support devices, it include fixed column and drilling equipment, 3 telescopic rods are installed between the fixed column and drilling equipment, 3 telescopic rods Z-shape arrangement between fixed column and drilling equipment, the fixed column is cylindrical bar, the drilling equipment includes mounting plate, the mounting plate center offers circular through hole, drill bushing seat is installed on the right side of the mounting plate, circular through hole up and down is offered in the drill bushing seat, drill bushing is installed in the circular through hole, worm gear is installed on the left of the mounting plate, the circular through hole that the worm gear is opened up by mounting plate center is connected with drill bushing seat, the rotation of worm gear can drive drill bushing seat to rotate, worm screw is installed on the left of the mounting plate, the worm and wheel engaged transmission, the telescopic rod includes left adjustment bar, Right adjustment bar is installed with thread bush between the left adjustment bar and right adjustment bar.

Description

A kind of tooth drilling fixed support device

Technical field

The utility model relates to the field of medical instrument technology, specially a kind of tooth drilling fixed support device.

Background technique

Positioning device for tooth planting is a kind of specific purpose tool of digitized tooth implantation operation, using apicolocator is planted, can make doctor Dental implant surgical fully according to preoperative designed angle, depth carries out, and substantially increases the success rate of operation, reduces patient Pain.The drilling of locator is one of important accessory of locator, its production precision, firmness and locators The case where directly affect locator service precision and be operation effect.

Chinese patent CN205612575U provides a kind of " second molar plants boring positioning auxiliary device ", can essence The really implantation direction of the spacing and planting body of control planting body and first molar, improves procedure efficiency, guarantees second molar kind The implantation quality of implant, but its there are the following problems:

(1) form and the direction of pre-adjusted fixinig plate are needed, and is fixed by fixator, fixed form complexity is numerous It is trivial.

(2) by fixinig plate fixing teeth, fixed form is not firm enough.

(3) it can only guarantee that implant bore implantation direction is parallel with first molar, not be adjustable drilling implantation direction and the One the distance between grinds one's teeth in sleep.

Utility model content

In order to solve the technical problems in background technology, the utility model provides a kind of fixed support dress of tooth drilling It sets, tooth hole and fixed thereto is planted by fixed column insertion first, fixation is more firm, and fixed form is easier, passes through The angle direction and position, the scope of application for the adjustment drilling that telescopic rod and drilling equipment can be convenient are wider.

The technical scheme adopted by the utility model to solve the technical problem is as follows:

A kind of tooth drills fixed support device, includes fixed column and drilling equipment, the fixed column and drilling equipment Between be installed with 3 telescopic rods, 3 telescopic rods Z-shape arrangement between fixed column and drilling equipment, the fixed column is Cylindrical bar, lower end are solidly plugged in the first plant tooth hole, and to origin reference location and support, the drilling equipment includes mounting plate, The mounting plate center offers circular through hole, is installed with drill bushing seat on the right side of the mounting plate, opens up in the drill bushing seat There is circular through hole up and down, drill bushing is installed in the circular through hole, the drill bushing is used for the positioning of drill bit, the installation It is installed with worm gear on the left of plate, the circular through hole that the worm gear is opened up by mounting plate center is connected with drill bushing seat, worm gear Rotation can drive drill bushing seat to rotate, and worm screw is installed on the left of the mounting plate, and the worm and wheel engaged transmission is described flexible Bar includes left adjustment bar, right adjustment bar, and the left adjustment bar left end and fixation are column articulated, and the left adjustment bar right end offers Dextrorotation external screw thread, the right adjustment bar right end and mounting plate are hinged, and the right adjustment bar left end offers derotation external screw thread, described It is installed with thread bush between left adjustment bar and right adjustment bar, circular through hole, the circular through hole left end are offered inside thread bush Dextrorotation internal screw thread is offered, the dextrorotation internal screw thread is matched with the dextrorotation external screw thread that left adjustment bar right end opens up and is spirally connected, described Circular through hole right end offers derotation internal screw thread, and the derotation external screw thread that the derotation internal screw thread and right adjustment bar left end open up matches Conjunction is spirally connected.

Further, one end of the worm screw is installed with knob, and twisting knob can drive worm screw to rotate.

Further, the drill bushing is hollow cylinder, and the drill bushing can be removed from the drill bushing seat, it is possible to provide 6 The drill bushing of different inner diameters size uses in order, respectively 2.1mm, 2.9mm, 3.6mm, 4.1mm, 4.6mm, 5.1mm.

Further, annular knurl screw thread is offered on the outside of the thread bush.

Further, all stainless steel materials of the present apparatus are made.

The utility model has the beneficial effects that

(1) tooth hole and fixed thereto is planted by fixed column insertion first, fixation is more firm, and fixed form is simpler Just.

(2) angle direction for the adjustment drilling that can be convenient by telescopic rod and drilling equipment and position, the scope of application is more Extensively.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is the main view of the utility model；

Fig. 2 is the cross-sectional view of the section A of Fig. 1.

In figure:

1. fixed column, 2. telescopic rods, 3. drilling equipments, 4. drill bushings, 5. drill bits

21. left adjustment bar, 22 thread bush, 23. right adjustment bars

31. mounting plate, 32. drill bushing seats, 33. worm gears, 34. worm screws, 35. knobs

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

A kind of tooth drilling fixed support device, includes fixed column 1 and drilling equipment 3, and the fixed column 1 and drilling fill It sets and is installed with 3 telescopic rods 2 between 3,3 telescopic rods 2 Z-shape arrangement between fixed column 1 and drilling equipment 3 is described Fixed column 1 is cylindrical bar, and lower end is solidly plugged in the first plant tooth hole, and to origin reference location and support, the drilling equipment 3 is wrapped Mounting plate 31 is included, 31 center of mounting plate offers circular through hole, is installed with drill bushing seat on the right side of the mounting plate 31 32, circular through hole up and down is offered in the drill bushing seat 32, is installed with drill bushing 4, the drill bushing 4 in the circular through hole For the positioning of drill bit 5, worm gear 33 is installed on the left of the mounting plate 31, the worm gear 33 is opened by 31 center of mounting plate If circular through hole be connected with drill bushing seat 32, the rotation of worm gear 33 can drive drill bushing seat 32 to rotate, and fill on the left of the mounting plate 31 Equipped with worm screw 34, the worm screw 34 and 33 engaged transmission of worm gear, the telescopic rod 2 includes left adjustment bar 21, right adjustment bar 23, Left 21 left end of adjustment bar and fixed column 1 are hinged, and left 21 right end of adjustment bar offers dextrorotation external screw thread, the right adjustment 23 right end of bar and mounting plate 31 are hinged, and right 23 left end of adjustment bar offers derotation external screw thread, the left adjustment bar 21 and the right side It is installed with thread bush 22 between adjustment bar 23, circular through hole is offered inside thread bush 22, the circular through hole left end offers Dextrorotation internal screw thread, the dextrorotation external screw thread for having dextrorotation internal screw thread to open up with left adjustment 21 right end of bar, which matches, to be spirally connected, the circle Shape through-hole right end offers derotation internal screw thread, and the derotation external screw thread that the derotation internal screw thread and right adjustment 23 left end of bar open up matches Conjunction is spirally connected.

Further, one end of the worm screw 34 is installed with knob 35, and twisting knob 35 can drive worm screw 34 to rotate.

Further, the drill bushing 4 is hollow cylinder, and the drill bushing 4 can be removed from the drill bushing seat 32, it is possible to provide The drill bushing 4 of 6 different inner diameters sizes uses in order, respectively 2.1mm, 2.9mm, 3.6mm, 4.1mm, 4.6mm, 5.1mm.

Further, annular knurl screw thread is offered on the outside of the thread bush 22.

Further, all stainless steel materials of the present apparatus are made.

Specifically used method:

In use, determining the position and direction of first planting body according to the experience of doctor first, determine that good position is laggard Row bores first and plants tooth hole operation.

After first plant tooth hole is drilled, 1 lower end of fixed column is solidly plugged in the first plant tooth hole, then according to drilling equipment 3 The drilling operation in tooth hole is planted in positioning and orientation guidance second, ensure that the implantation direction of second planting body, specifically:

The thread bush 22 twisted on superposed two telescopic rods 2 is synchronized, the length of telescopic rod 2 can be with thread bush 22 Rotation and change, and the position angle between drilling equipment 3 and fixed column 1 can change with the length of wherein two telescopic rods 2 and Change, then twist the thread bush 22 on remaining telescopic rod 2 again, the length of telescopic rod 2 can with the rotation of thread bush 22 and Variation, and the position angle between drilling equipment 3 and fixed column 1 can change with the length of a remaining telescopic rod 2 and be changed, it is whole During a, the direction of the drill bushing 4 in drilling equipment 3 can constantly change adjustment therewith, and the direction of drill bushing 4 is the second plant The direction in tooth hole,

The knob 35 on drilling equipment 3 is twisted, the rotation of knob 35 drives worm gear 33 to rotate by worm screw 34, worm gear 33 Rotation will drive the rotation of drill bushing seat 32, and the rotation of drill bushing seat 32 can change the direction for the drill bushing 4 being located therein, the direction of drill bushing 4 As second plants the direction in tooth hole,

Then it carries out boring the second plant tooth hole operation.

It repeats the above steps and successively carries out corresponding tooth drilling operation.

It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims Property range.

Claims

The fixed support device 1. a kind of tooth drills, it is characterised in that:

Include fixed column (1) and drilling equipment (3), 3 are installed between the fixed column (1) and drilling equipment (3) and is stretched Bar (2), 3 telescopic rods (2) Z-shape arrangement between fixed column (1) and drilling equipment (3),

The fixed column (1) is cylindrical bar, and lower end is solidly plugged in the first plant tooth hole, to origin reference location and support,

The drilling equipment (3) includes mounting plate (31), and mounting plate (31) center offers circular through hole,

It is installed with drill bushing seat (32) on the right side of the mounting plate (31), the circle offered in the drill bushing seat (32) up and down is logical Hole,

It being installed in the circular through hole drill bushing (4), the drill bushing (4) is used for the positioning of drill bit (5),

It is installed with worm gear (33) on the left of the mounting plate (31), the worm gear (33) is opened up by mounting plate (31) center Circular through hole is connected with drill bushing seat (32), and the rotation of worm gear (33) can drive drill bushing seat (32) to rotate,

It is installed with worm screw (34) on the left of the mounting plate (31), the worm screw (34) and worm gear (33) engaged transmission,

The telescopic rod (2) includes left adjustment bar (21), right adjustment bar (23),

Hingedly, left adjustment bar (21) right end offers dextrorotation external screw thread for left adjustment bar (21) left end and fixed column (1),

Hingedly, right adjustment bar (23) left end offers the outer spiral shell of derotation for right adjustment bar (23) right end and mounting plate (31) Line,

It is installed with thread bush (22) between the left adjustment bar (21) and right adjustment bar (23), offers circle inside thread bush (22) Shape through-hole, the circular through hole left end offer dextrorotation internal screw thread, and the dextrorotation internal screw thread is opened up with left adjustment bar (21) right end Dextrorotation external screw thread match and be spirally connected, the circular through hole right end offers derotation internal screw thread, the derotation internal screw thread and right tune The derotation external screw thread that whole bar (23) left end opens up, which matches, to be spirally connected.
The fixed support device 2. a kind of tooth according to claim 1 drills, it is characterised in that:

One end of the worm screw (34) is installed with knob (35), and twisting knob (35) can drive worm screw (34) to rotate.
The fixed support device 3. a kind of tooth according to claim 1 drills, it is characterised in that:

The drill bushing (4) is hollow cylinder, and the drill bushing (4) can remove from the drill bushing seat (32), it is possible to provide 6 differences The drill bushing (4) of inner diameter size uses in order, respectively 2.1mm, 2.9mm, 3.6mm, 4.1mm, 4.6mm, 5.1mm.
The fixed support device 4. a kind of tooth according to claim 1 drills, it is characterised in that:

Annular knurl screw thread is offered on the outside of the thread bush (22).
The fixed support device 5. a kind of tooth according to claim 1 drills, it is characterised in that:

The all stainless steel materials of the present apparatus are made.