# K151136: Harmonic Hook

- Pathway: 510(k) (Traditional)
- Applicant: Ethicon Endo-Surgery, LLC
- Decided: Mar 4, 2016 after 310 days
- Product code: LFL (Instrument, Ultrasonic Surgical)
- Device class: U
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K881763 (1988). 9 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 11 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K990362: Instrument, Ultrasonic, Scalpel, Ethicon Endo-Surgery, Inc. (1999) Summary page 4.
- K060245: Harmonic Scalpel Blades and Shears, Ethicon Endo-Surgery, Inc. (2006) Summary page 4.

## Most influential descendants
- K233036: Ultrasonic Surgical System (2024), 0 descendants of its own

## Indications for use
The HARMONIC Hook instrument is indicated for soft tissue incisions when bleeding control and minimal thermal injury are desired. The instrument can be used as an adjunct to or substitute for electrosurgery, lasers, and steel scalpels in general, plastic, gynecologic, exposure to orthopedic structures (such as spine and joint space), and thoracic surgery, including mobilization of the Internal Mammary Artery (IMA).

Source page: https://510kreport.com/device/K151136
Methodology: https://510kreport.com/methodology