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Ligature Forming Plier
Orthodontic wire-forming plier designed for precise shaping of stainless-steel ligature wire for conventional and overtie ligation.
Key Features:
• Constructed from surgical-grade stainless steel with HRC 50–55 beak hardness
• Flat-and-groove beak configuration forms pointed apex ligature profiles
• Grooved channel creates parallel free wire arms for secure ligation
• Broad flat beak distributes bending pressure evenly across wire surface
• Solid box-joint hinge maintains accurate beak alignment during repeated use
• Designed for conventional ligation, overtie formation, and lingual wire applications
• Minimizes wire fatigue and fracture at the bend point during shaping
• Fully autoclavable at 132–135°C without hinge loosening or corrosion
Ligature Forming Plier
Stainless steel ligature wire requires controlled shaping before it functions, an unshaped ligature sits loosely, shifts under occlusal force, and fails to seat the archwire into the bracket slot. The Ligature Forming Plier (Article# LS8-122) addresses this directly. Constructed from surgical-grade stainless steel with a beak hardness of HRC 50–55, the instrument carries one broad flat rectangular beak and one narrower grooved opposing beak. This flat-opposite-groove configuration shapes ligature wire into a pointed apex profile matching the beak silhouette in a single controlled squeeze.
The flat beak contacts the ligature wire body while the grooved channel seats the wire fold, producing a pointed apex configuration with two parallel free arms, the exact geometry required for conventional and overtie ligation. A seamless solid box-joint hinge maintains registered beak contact through repeated closure cycles without joint play or tip offset. The Orthodontic Ligature Forming Plier – Bending body withstands full autoclave sterilization at 132–135°C without hinge loosening, beak deformation, or corrosion across extended multipatient clinical use.
Orthodontists use the Ligature Forming Plier during fixed orthodontic appliance therapy to pre-shape stainless steel ligature wire before tying archwires into bracket slots, covering conventional ligation, overtie ligation, and lingual archwire placement. The clinician folds the wire across the flat beak, seats the fold into the groove channel, and applies one firm closure. The resulting apex and parallel free arms allow the clinician to engage the bracket hook, entrap the archwire, and twist the free ends securely without wire fatigue fracture at the bend point.
Consistent ligation across a full arch appointment depends on a forming instrument that shapes every ligature identically, and Leader Surgical delivers that standard with this ligature bending plier, preventing wire fatigue and keeping every bracket tied with equal security from first molar to first molar.
What is the maximum wire thickness it can handle?
Most models are optimized for soft ligature wires up to 0.012 inches (0.3 mm) in diameter. Using thicker archwires may damage the precision tips.
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