K091390 is an FDA 510(k) clearance for the HDC STERILE SELF LIGATING SPIDER SCREW, MODEL SLI,SL2. Classified as Implant, Endosseous, Orthodontic (product code OAT), Class II - Special Controls.
Submitted by Hdc S.R.L. (Imola, Bologna, IT). The FDA issued a Cleared decision on July 30, 2009 after a review of 80 days - a notably fast clearance cycle.
This device falls under the Dental FDA review panel, regulated under 21 CFR 872.3640 - the FDA dental device regulatory framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.
Device pattern: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.