The Morelli Bondable Buccal Tubes .022 MBT Simple Convertible for the upper first and second molars retain the archwire and auxiliaries at the posterior anchorage. Produced in MIM stainless steel, the tube has a low profile, rounded surfaces and an anatomical base, and the cap can be removed to convert it into a bracket.
Key Features
Convertible cap turns the tube into a bracket when needed
MIM stainless steel for dimensional accuracy and strength
Angled horn-shaped entry eases archwire insertion
Support groove for positioning with orthodontic tweezers
Low profile and rounded surfaces for patient comfort
Technical Specifications
Material: MIM stainless steel
Prescription: MBT
Slot: .022″
Arch: Upper (maxillary)
Tooth Positions: 16/17 and 26/27 (upper 1st and 2nd molars)
Torque: −14°
Distal Offset: 10°
Length: 3.5 mm
Convertible: Yes
Quantity: 10 pieces
Purpose: Posterior archwire retention and molar anchorage
Certifications: FDA Approved, CE Approved, ISO 9001:2015, ISO 13485:2016
Country of Manufacture: Brazil
Package Includes: 10 upper convertible buccal tubes, .022 MBT
Clinical Applications
Upper molar anchorage in fixed MBT mechanics
Cases where the second molar is bonded rather than banded
Finishing stages requiring conversion of the tube into a bracket
Upper or Lower?
This is the upper-arch tube: −14° torque with a 10° distal offset. The lower-arch version carries −40° torque and no offset, so the two are not interchangeable.