# K110158: Illuminating Sinus Seeker

- Pathway: 510(k) (Traditional)
- Applicant: Entellus Medical, Inc.
- Decided: Jun 7, 2011 after 139 days
- Product code: LRC (Instrument, Ent Manual Surgical)
- Device class: 1
- Regulation: 21 CFR 874.4420
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 13 generations back to K936109 (1994). 79 ancestors in all.
3 later devices descend from it; 1 cites it directly.
0 of 83 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K071845: Relieva Luma Sinus Illumination System, Model Sis-100A, Acclarent, Inc. (2007) Summary page 1.
- K093007: Entellus Medical Balloon Device, Entellus Medical, Inc. (2010) Summary page 2.
- (no number) Sinus Seekers - Surgical Instrument: named in the summary without a submission number

## Most influential descendants
- K113522: Pathassist Light Seeker (2012), 2 descendants of its own
- K120735: Pathassit Light Seeker (2012), 1 descendant of its own
- K133563: Pathassist Light Seeker (2013), 0 descendants of its own

## Indications for use
The PathAssist Light Seeker is intended to locate, illuminate within, and transillumninate across nasal and sinus structures, including the frontal, ethmoid and maxillary sinuses, in adults aged 18 and over.

Source page: https://510kreport.com/device/K110158
Methodology: https://510kreport.com/methodology