# K972147: Peachtree Proportional Head Control Unit (PHC-2)

- Pathway: 510(k) (Traditional)
- Applicant: Dynamic Systems, Inc.
- Decided: Aug 25, 1997 after 77 days
- Product code: ITI (Wheelchair, Powered)
- Device class: 2
- Regulation: 21 CFR 890.3860
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
3 later devices descend from it; 2 cite it directly.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Adaptive Switch Laboratories, Inc.’s ASL Head Array: named in the summary without a submission number
- (no number) Invacare’s Sip & Puff Head Array: named in the summary without a submission number
- (no number) Invacare’s Remote Joystick: named in the summary without a submission number
- (no number) Invacare’s R.I.L.M. control: named in the summary without a submission number

## Most influential descendants
- K073330: Freedom Sciences Motion Control Module (MCM) (2008), 1 descendant of its own
- K091723: Freedom Sciences Motion Control Module Version 1.5 (2009), 0 descendants of its own
- K991090: Peachtree Proportional Head Control Unit (PHC-3) (1999), 0 descendants of its own

## Indications for use
The Peachtree Proportional Head Control Unit is non-contact, fully proportional, head movement commanded driving control intended to provide mobility control to persons restricted to a seated position while operating a variety of available power-drive wheelchairs.

Source page: https://510kreport.com/device/K972147
Methodology: https://510kreport.com/methodology