309
Expansion screws
Variety expansion screws
Variety click Maxi – 12
Monoguided special expansion screw with click feature to prevent unwanted reversing. Primarily for
treatment of malocclusions in the mandible using fixed appliances, e.g. for distalization, mesialization
or for space closure by moving individual teeth. Also for early palatal expansion.
• optimal screw locking during the active treatment phase
• small dimensions with maximum expansion
• reliable activation/deactivation of the screw with clearly perceptible click after a 1/4 turn
• break resistant retention legs and stable guidance throughout the entire expansion
• permanently laser marked arrow on the body of the screw indicates the opening direction and max. expansion
Pack (1 piece) with 1 safety key, pack (10 pieces) with 10 safety keys.
Assembly dimension: 17.2 mm
Screw body: 9.6 mm
Maximum expansion: 12.0 mm
4 x 1/4 turn = 0.8 mm
Material: stainless steel
Retention legs REF Quantity REF Quantity
without 602-837-12 1 piece 602-837-32 10 pieces
straight 602-837-10 1 piece 602-837-30 10 pieces
Variety click SP (small palate) Maxi – 12
Monoguided special expansion screw with click feature to prevent unwanted reversing. Primarily for
treatment of malocclusions in the mandible using fixed appliances, e.g. for distalization, mesialization
or for space closure by moving individual teeth. Also for early palatal expansion.
• optimal screw locking during the active treatment phase
• especially suitable for very narrow jaws
• retention legs can be bent very close to the screw body
• small dimensions with maximum expansion
• reliable activation/deactivation of the screw with clearly perceptible click after a 1/4 turn
• break resistant retention legs and stable guidance throughout the entire expansion
• permanently laser marked arrow on the body of the screw indicates the opening direction and max. expansion
Pack (1 piece) with 1 safety key, pack (10 pieces) with 10 safety keys.
Assembly dimension: 17.2 mm
Screw body: 9.6 mm
Maximum expansion: 12.0 mm
4 x 1/4 turn = 0.8 mm
Material: stainless steel
Retention legs REF Quantity REF Quantity
without 602-839-12 1 piece 602-839-32 10 pieces
straight 602-839-10 1 piece 602-839-30 10 pieces
Dimensions Variety click / Variety click SP Maxi – 12
142 mm
9,6 mm
2,8 mm
3,85 mm
5,7 mm
17,2 mm