The Morelli Micro Screw 6.5mm is a reduced-body orthodontic expansion screw rated for a 6.5 mm opening. Its compact 10.5 mm frame is intended for appliances with restricted space for the screw body. It is available as a single unit or in packs of 10.
Key Features
Reduced body โ measures 10.5 mm ร 4.6 mm ร 3 mm, keeping the mechanism inside a small envelope
6.5 mm opening โ rated at a 6.5 mm opening, with a 4 mm expansion dimension
Anti-reverse mechanism โ the mechanism keeps the screw from turning back on its own once it has been advanced
Secure locking system โ the position reached after each activation is held in place
Low profile โ the 3 mm thickness keeps the screw close to the appliance surface
Stainless steel build โ produced in stainless steel
Two pack sizes โ available as a single unit or as a pack of 10
Technical Specifications
Material: Stainless steel
Opening: 6.5 mm
Expansion: 4 mm
Body Dimensions: 10.5 mm ร 4.6 mm ร 3 mm
Pack Size Options: 1 unit ยท 10 units
Purpose: Arch expansion in appliances with restricted space for the screw body
Certifications: FDA Approved, CE Approved, ISO 9001:2015, ISO 13485:2016
Country of Manufacture: Brazil
Package Includes: 1-unit pack: one (1) expansion screw and one (1) activation key ยท 10-unit pack: ten (10) expansion screws and ten (10) activation keys
Clinical Applications
Expansion in narrow arches where palatal space is limited.
Compact removable plates built with a thin acrylic profile.
Pediatric appliance work on small arches during mixed dentition.
Is there simply no room for a full-size screw body?
A 10.5 mm frame keeps the mechanism inside the space the appliance actually has.