CN102462547A

CN102462547A - Fine turning forceps of orthodontic treatment balance corrector

Info

Publication number: CN102462547A
Application number: CN201110071037XA
Authority: CN
Inventors: 张国彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-03-24
Filing date: 2011-03-24
Publication date: 2012-05-23

Abstract

The invention provides a pair of fine turning forceps, which is composed of a fine turning region, joint regions and handle regions, wherein the fine turning region is composed of a squared fine head, a circular fine head, a forceps rotating device and a forceps cutter; the squared fine head and the circular fine head are located at the forefront part of the fine turning region and the forceps cutter is located at an intersection part between the fine turning region and the joint regions; the forceps rotating device is located at the part among the forceps cutter, the squared fine head and the circular fine head; the squared fine head and the circular fine head are respectively located at two forceps bodies and the forceps rotating device and the forceps cutter are respectively located at the two forceps bodies; the positions of the forceps rotating device and the forceps cutter on the two forceps bodies correspond to each other; and the shapes of the squared fine head and the circular fine head on the two forceps bodies are different, but the positions thereof correspond to each other. Each joint region is arranged between the fine turning region and the handle region and the length center of each joint region is provided with a circular joint central shaft; and the joint central shaft is a combined fixing point of the fine turning forceps. Each handle region is the longest region of the fine turning forceps and the width of near joint regions of two handles is more than that of free regions of the handles; the thickness of the free regions is more than that of the near joint regions; and each handle region is of a parabola shape and a distance is formed between two free ends of the handles.

Description

The thin pincers that change of mouth cavity orthodontic balance appliance

Affiliated field:

Be that the used supporting pincers type of arch wire is adjusted, bent, cuts off to balance rectification system in the mouth cavity orthodontic field.

Background technology:

Present clinical in; The normal pincers type that adopts independent function of just abnormal use pincers of various models; The orthodontic pliers of the replacing different model that in the adjustment of arch wire, the process that bends or cut off, often need not stop is accomplished the model of action of pliers on arch wire, and its chief reason is inconvenient, simultaneously in the process of manipulating; Can't accomplish the compounding practice of unfolding of hands because caliper is too small, panesthesia is not smoothly in operation.In the process of torque adjustment; Because it is damaged that the torque pincers lack the placement of torque side's silk; Often because press the dynamics of the fixing side of handgrip silk excessive, and general side silk changes form or the internal structure that forms shear stress change arch wire forms to conceal and splits, and influences the conduction of corrective force; The arch wire phenomenon of rupture in corrigent process, occurs, finally cause correcting the failure of local link rectification midway.

Summary of the invention:

Physical property based on physics and lever principle and metal; Simple efficient with clinical manipulation for instructing thinking; Be the basis with the clinical manipulation requirement; Confirm the handling characteristics and the instructions for use of arch wire, reach the state that in bracket, should keep based on arch wire in the form that is possessed between bracket and confirm the thin design of changeing pincers.Thin length overall of changeing pincers is 160 millimeters, and thin to change pincers be to be made up of thin commentaries on classics district, hinge area and handgrip district, thin change the district be by the thin head in side, the thin head of circle, pincers change and pincers are cut and constituted; Thin head in side and the thin head of circle are positioned at the forefront in thin commentaries on classics district side by side; Pincers are cut the intersection that is positioned at thin commentaries on classics district and hinge area, pincers change then pincers cut and the thin head in side, the thin head of circle between part, thin of the thin head in side and circle are respectively on two calipers; Pincers change and pincers are cut also respectively on two calipers; Pincers on two calipers change cuts with pincers that then the position is corresponding, and two thin heads in calipers top are different with round thin head morphology, but the position is corresponding.Thin length of changeing the district is 25 millimeters, and the length that pincers are cut is 7 millimeters, and the length that pincers change is 7 millimeters, and the length of thin head in side and the thin head of circle is 7 millimeters.Pincers cut and clamp that separated width is 2 millimeters in slow between the commentaries on classics, pincers change and the thin head in side, the thin head of circle between the separated width of buffering be 2 millimeters.Merge forceps majors at positive two calipers and cut and clamp the oval-shaped hole of being shaped as of commentaries on classics shape, the top tip part configuration state of two calipers is different, the thin head of circle be shaped as taper shape; The inside cord that the edge of cone and pincers commentaries on classics, pincers are cut is on same straight line; Promptly all on the center line of caliper after the combination, the thin head in side be shaped as square cone, the longitudinal section of the thin head in side be square; The positive form of the thin head in side is triangular in shape; The plane that the side is thin is parallel with thin of circle, and the inner side plane of the thin head in side and the inside cord that pincers change, pincers are cut are on same straight line, promptly all on the center line of caliper after the combination.The cutting blade that pincers are cut is a blade-like, and being shaped as that pincers change is plane, and planar width is 1 millimeter, on the commentaries on classics sword of a side, has square damaged, and the foursquare length of side is 0.5 millimeter 1 place, and the length of side is 0.4 millimeter 1 place, and totally 2 places are damaged.The thin separated and thin integral planar of distinguishing of changeing of 2 bufferings distinguishing of changeing is consistent, is not clamped the influence that commentaries on classics and pincers are cut form.Hinge area is in thin centre of changeing district and handgrip district, and there is circular articulation center axle in the length central authorities of hinge area, and the articulation center axle is the thin combination fixing point that changes pincers.The positive length of hinge area is 30 millimeters, and width is 15 millimeters, and thickness is 10 millimeters; The wherein near thin buffering of distinguishing of changeing is separated wide 2 millimeters, and the staggered ditch in the joint of hinge area is a miter angle with the angle of cut of combination caliper center line, respectively in the both sides of making up the caliper center line; The staggered ditch in joint on each caliper is parallel to each other, and the staggered ditch position, joint on two calipers is identical, and the direction of inclination is identical; The shape of thin head in the different sides of being and the thin head of circle; The position was identical after two calipers merged, and in the central authorities of the length of hinge area circular articulation center axle was arranged, and the articulation center shaft diameter is 7 millimeters; The articulation center axle is connected to a fixed with one of them caliper, and another then is through falling the recessed merging of accomplishing thin commentaries on classics pincers.The degree of depth at the dislocation ditch of hinge area is 5 millimeters.The handgrip district is thin the longest zone of changeing pincers, and the width of the nearly hinge area of two handgrips is greater than the width of the free portion of handgrip, and the thickness in free district is greater than the thickness of nearly hinge area, and being shaped as of handgrip district is parabola shaped, between two free-ends of handgrip distance is arranged.The frontal width of the nearly hinge area of handgrip is 0.8 millimeter; Thickness is 10 millimeters, and its longitudinal section is a rectangle, and the rectangle with longitudinal section in the process that stretches develops into half elliptic; And thickness broadens thereupon; Thickness at parabolical peak is 14 millimeters, the longest promptly half elliptic air line distance, and its width becomes 0.5 millimeter by 0.8 millimeter.Distance between two free-ends in handgrip district is 30 millimeters.The front total length in handgrip district is 105 millimeters, and thin commentaries on classics pincers form after being fixed through the articulation center axle by two calipers, and the hinge area of two calipers there are differences.Thin commentaries on classics pincers are to process with medical steel or medical stainless steel, and the thin district that changes also can process with special metal alloy cooperation.

Accompanying drawing and description of drawings:

Fig. 1: thin front of changeing pincers

Fig. 2: thin side of changeing pincers

Detailed annotation: 1, thin 2 of side, thin 3 of circle, pincers change 4, pincers cut 5, articulation center axle 6, buffering at a distance from 7, handgrip 8, the joint ditch that interlocks

Specific embodiments:

These thin pincers that change mainly contain three big functions, promptly cut off utility arch, the torque of adjustment side, to bend arch wire curved.Whole just abnormal similar pincers in the use of these pincers as independent function; Arch wire is put on the cutting blade cut of pincers, and the pressurization or hold with a firm grip and can cut off utility arch in the handgrip district is put into the square defect that pincers change with square arch wire; The other end is fixed with pliers or similar pliers is fixing can adjust the arch wire torque; Curved then thin head or the thin head of circle bend curvedly two thin head positions with the form of needs in the side if need the adjustment arch wire, it should be noted that and must confirm that in the process of using the position that arch wire uses is accurate; Be sure not arbitrarily to begin, form damage with the exempt from customs examination arch wire.

Claims

This thin to change pincers be to be made up of thin commentaries on classics district, hinge area and handgrip district, it is characterized in that, thin change the district be by the thin head in side, the thin head of circle, pincers change and pincers are cut and constituted.
2. thin commentaries on classics pincers according to claim 1 is characterized in that, the thin head in side and the thin head of circle are positioned at the forefront in thin commentaries on classics district side by side, and pincers are cut the intersection that is positioned at thin commentaries on classics district and hinge area, pincers change then pincers cut and thin of the thin head in side, circle between part; The thin head in side and the thin head of circle are respectively on two calipers, and pincers change and pincers are cut also respectively on two calipers, and the pincers on two calipers change cuts with pincers that then the position is corresponding, and the thin head in side on two calipers is different with round thin head morphology, but the position is corresponding.
3. based on the described thin commentaries on classics pincers of claim 1, it is characterized in that hinge area is in thin centre of changeing district and handgrip district, there is circular articulation center axle in the length central authorities of hinge area, and the articulation center axle is the thin combination fixing point that changes pincers.
4. thin commentaries on classics pincers according to claim 1; It is characterized in that; The handgrip district is thin the longest zone of changeing pincers, and the width of the nearly hinge area in two handgrip districts is greater than the width in the free district of handgrip, and the thickness in free district is greater than the thickness of nearly hinge area; Being shaped as of handgrip district is parabola shaped, between two free-ends of handgrip distance is arranged.
5. based on the described thin commentaries on classics pincers of claim 1, it is characterized in that it is to be formed afterwards through the articulation center axle is fixing by two calipers, the hinge area of two calipers there are differences.
6. according to claim 1,2,3,4 and 5 described thin commentaries on classics pincers, it is characterized in that it all is to process with medical steel or medical stainless steel, the thin district that changes also can process with special metal alloy cooperation.