# K823701: Motility Catheters

- Pathway: 510(k) (Traditional)
- Applicant: Mui Scientific
- Decided: Feb 15, 1983 after 69 days
- Product code: FFX (System, Gastrointestinal Motility (Electrical))
- Device class: 2
- Regulation: 21 CFR 876.1725
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
4 later devices descend from it; 3 cite it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K964815: AP-4000, Air Pulse Sensory Stimulator (1997), 1 descendant of its own
- K252605: mcompass Anorectal Balloon Expulsion Catheter (RMD-003-001) (2025), 0 descendants of its own
- K242304: RED (2024), 0 descendants of its own
- K031790: Slide-on Endosheath System for Sensory Testing (2003), 0 descendants of its own

Source page: https://510kreport.com/device/K823701
Methodology: https://510kreport.com/methodology