CN102462549A

CN102462549A - Ligature forceps of orthodontic treatment balance corrector

Info

Publication number: CN102462549A
Application number: CN2011100710562A
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
Anticipated expiration: 2031-03-24
Also published as: CN102462549B

Abstract

The invention provides a pair of ligature forceps, which is composed of a stabbing beak region, a joint region and a gripping region, wherein the gripping region is composed of a thumb hole, a finger pulp pressure rod, an elastic region, tooth hangers and a third finger hole; the stabbing beak region is of a pointed circular shape and the plane of the inner side of each stabbing beak is of a frosting shape. The plane of the inner side of each stabbing beak is located at a central line of combined forceps bodies and the sizes, shapes and positions of the stabbing beaks on the two forceps bodies are the same; the joint region is located between the stabbing beak region and the gripping region and joint stagger grooves are combined with the central lines of the forceps bodies to form an angle of 45 DEG; inclined directions of the combined joint stagger grooves are different and the distances between two joint stagger grooves are the same; a joint central shaft is internally arranged in a joint central hole of the center of the joint region and the two forceps bodies are combined by the joint central shaft. The thumb hole, the finger pulp pressure rod and a hanging surface of one tooth hanger in the gripping region are arranged above one forceps body; and the elastic region, the third finger hole and the hanging surface of the other tooth hanger are arranged above the other forceps body. The thumb hole does not correspond to the third finer hole, the finger pulp pressure rod does not correspond to the elastic region and the hanging surfaces of the tooth hangers correspond to each other.

Description

The ligature forceps of mouth cavity orthodontic balance appliance

Affiliated field:

Be when in the stable equilibrium appliance arch wire being stablized ligation in bracket in the mouth cavity orthodontic field, accomplish and prick silk used apparatus of ligation on bracket.

Background technology:

Now clinically, remove the self-locking bracket and directly use self-locking device to accomplish the link of ligation arch wire without ligation, surplus person all need utilize ligation to accomplish, and clinically present, ligation apparatus commonly used has needle holder ligation and pen type ligature carrier two big classes.The needle holder ligation is the most frequently used ligation utensil; But it has individual shortcoming is exactly after the position of two finger rings is too leaned on; When in use, refer to that the front position is not sure of the exact position because of long the vibration, in the process of removing the ligation silk, need to cooperate the link that to accomplish clamping ligation silk free-end.The pen type ligature carrier does not then have removes the design of pricking silk, just in the process of ligation, does not adjust the process of ligation silk relatively, and both have his own strong points.Use rubber ring to accomplish the ligation link having in recent years; Use rubber ring then need cooperate special-purpose elastic tape fixation clamps ability complete operation; And also have a problem whether stable with regard to the self performance of rubber ring; The poor stability of rubber ring generally is prone in oral environment and answers force failure or destroy its shape or can't use because of the situation instability of malposed tooth and malposed tooth causes splitting of rubber ring because of the instability of pH value causes to deteriorate.Say that in a sense whether stablizing of ligation situation is to be directly connected to flow process in the correcting process whether to stablize the direct factor with corrigent overall length of time, so stable and crucial must the attention of this link.

Summary of the invention:

Maneuver characteristic according to physics and lever principle and clinical manipulation; Use efficiently and conveniently for instructing thinking with clinical manipulation; Profile according to needle holder is a parent form; Its form of adjustment increases the design of anti-vibration on the morphological basis of needle holder, changes the stability of original use maneuver to guarantee to use.Ligature forceps is to be made up of Zha Huiqu, hinge area and grip zone, and grip zone is to be made up of thumbhole, abdominal pressure bar, elastic region, tooth extension and unnamed foramina.The length overall of ligature forceps is 160 millimeters.The form of Zha Huiqu is sharp circular, and the inner side plane of pricking beak is the frosted shape, pricks on the centrage of inner side plane after caliper combines of beak, and the size and form of bundle beak on two calipers is identical, and the position is also identical.The length overall of Zha Huiqu is 20 millimeters, and Zha Huiqu and hinge area intersection beam overall are 7 millimeters, and the width of the nearly hinge area intersection of one-sided caliper Zha Huiqu is 3.5 person of outstanding talent's rice, and the positive tip of pricking beak is an arc.The thickness of the nearly hinge area of Zha Huiqu is 5 millimeters, and the top tip part of Zha Huiqu is that point is circular, is the straight line evolution process between the two ends of Zha Huiqu, and the top tip part that beak is pricked in the side also is an arc; Two medial surface at Zha Huiqu all are plane frosted form, and hinge area is positioned at Zha Huiqu and grip zone between the two, and the center line of the staggered ditch in joint after with the caliper combination forms miter angle, in conjunction with after the direction that tilts of the staggered ditch in joint consistent.Distance between the staggered ditch in two joints equates that the center of hinge area is in the articulation center hole, and the articulation center bore dia is 2.5 millimeters, and built-in articulation center axle, two calipers rely on the articulation center axle to accomplish merging.The length of hinge area is 25 millimeters, and the width of nearly Zha Huiqu is 7 millimeters, and the width of nearly grip zone is 8 millimeters, and thickness is 5 millimeters, and the degree of depth of the staggered ditch in joint is 2.5 millimeters.The form in the form of articulation center axle and articulation center hole is consistent.Connect fixing hole in two articulation center axles rely on and accomplish combination together, two calipers are to rely on the articulation center axle to accomplish merging.The fine dried noodles that the thumbhole of grip zone and abdominal pressure bar and tooth are hung are on a caliper, and the fine dried noodles that elastic region and unnamed foramina and another tooth are hung are on another caliper.Thumbhole is not corresponding with unnamed foramina, and the abdominal pressure bar is not corresponding with the elastic region, and the fine dried noodles that tooth is hung are then corresponding, but the fine dried noodles that tooth is hung are staggered, can under reinforcing, fit.The length of grip zone is 115 millimeters, and the longitudinal section form of the single caliper of nearly hinge area is a rectangle like, and the positive face width of one-sided caliper is 4 millimeters, and thick is 5 millimeters; The positive face width in elastic region is 3 millimeters, and thickness is 4 millimeters, and the front shape of thumbhole is a half elliptic, and side view is that serpentine is connected on the caliper; The positive face width of the hole body of thumbhole is 3 millimeters, and thickness is 4 millimeters, and the position is corresponding with the elastic region; The positive form of unnamed foramina is oval, and the wide of hole body is 3 millimeters, and thickness is 4 millimeters; The longest straight line internal diameter is 28 millimeters in the positive face of thumbhole, highly is 20 millimeters, and the longest straight line internal diameter of unnamed foramina is 28 millimeters; Short lines internal diameter is 20 millimeters, is 65 millimeters in the length of abdominal pressure bar, the front upper place of central part and unnamed foramina be tooth hang the tooth extension that links to each other with unnamed foramina fine dried noodles on the front; The fine dried noodles that the tooth that links to each other with the abdominal pressure bar is hung in the opposite direction, the fine dried noodles that tooth is hung are damaged triangle arranged side by side, it is 5 millimeters that tooth is hung wide; It is 12 millimeters that tooth is hung height, and triangle defect width is 3 millimeters, and the degree of depth is 1.5 millimeters.Tooth is hung the postmedian that is positioned at the abdominal pressure bar; The afterbody of abdominal pressure bar is a bending shape, and crooked and unnamed foramina, elastic region, tooth are hung and be maintained at the same horizontal plane, on whole ligature forceps; Has only thumbhole not on integral planar; The manufacturing all to manufacture with medical metal of ligature forceps forms, and the elastic region can cooperate elastic metallic, mixes to make to form.

Accompanying drawing and description of drawings:

The front of Fig. 1 ligature carrier

The side of Fig. 2 ligature carrier

Detailed annotation: 1, prick beak 2, articulation center axle 3, the staggered ditch 4 in joint, thumbhole 5, abdominal pressure bar 6, tooth extension 7, elastic region 8, unnamed foramina

Specific embodiments:

The effect of ligature forceps be the ligation silk is fixed after, the ligation silk is fixed in the bracket tie ditch after arch wire is placed groove, when using ligature forceps; Be generally right hand-hold pincers, the third finger or little finger are put into unnamed foramina, thumb or forefinger are put into thumbhole; Refer to that with thumb abdomen gently presses grip zone, open the tooth of caliper and hang, prick in the beak separating in the ligation silk former to be placed on after the ligation silk overlapping free-end that takes out; Pressurize then tooth is hung overlapping, the ligation silk is fixed on pricks in the beak, accomplish the ligation operation at last; Earlier one of ligation silk is sidelong in the ligature furrow, the adjustment arch wire is gone into groove form afterwards, and the ligature furrow to offside rotates then; Another part ligation silk is stuck in the ligature furrow; Because the form of balance appliance bracket be circular, the free-end of pricking silk usually below arch wire or nearly bite plane side free-end is pressed into nearly gum district, gingiva is not operated in attention.When removing the ligation silk; Press from both sides out the free-end of ligation silk earlier with the bundle beak, gently press the abdominal pressure bar then, free-end is fixing tight; Remove the ligation silk after opening the ligation silk by the solid periodic opposite direction of ligation silk, directly remove the ligation silk after also can cutting off the ligation silk with metal end.It should be noted that in the process of operation and will carefully be careful, do not damage periodontal mucosa and adjacent tissue.

Claims

1. ligature forceps is to be made up of Zha Huiqu, hinge area and grip zone, it is characterized in that, grip zone is to be made up of thumbhole, abdominal pressure bar, elastic region, tooth extension and unnamed foramina.

2. ligature forceps according to claim 1 is characterized in that, the form of Zha Huiqu is sharp circular, and the inner side plane of pricking beak is the frosted shape, pricks on the center line of inner side plane after caliper combines of beak, and bundle beak size and form on two calipers is identical, and the position is also identical.

3. ligature forceps according to claim 1 is characterized in that, hinge area is positioned at Zha Huiqu and grip zone between the two; The staggered ditch in joint forms miter angle with the center line of caliper combination; The direction that the staggered ditch in joint after the combination tilts is inconsistent, and the distance between the staggered ditch in two joints equates that the center of hinge area is in the articulation center hole; Built-in articulation center axle, two calipers are to rely on the articulation center axle to accomplish merging.

4. ligature forceps according to claim 1 is characterized in that, the fine dried noodles that grip zone, thumbhole and abdominal pressure bar and tooth are hung are on a caliper, and the fine dried noodles that elastic region and unnamed foramina and another tooth are hung are on another caliper; Thumbhole is not corresponding with unnamed foramina, and the abdominal pressure bar is not corresponding with the elastic region; The fine dried noodles that tooth is hung are then corresponding, but the fine dried noodles that tooth is hung are staggered, can under reinforcing, fit.

5. according to claim 1,2,3 and 4 described ligature forcepss, it is characterized in that the manufacturing all to manufacture with medical metal of ligature forceps forms, the elastic region can cooperate elastic metallic to mix to manufacture to form.