# K982841: Modification to Alliger Ultrasonic Surgical System, Model Auss-4

- Pathway: 510(k) (Special)
- Applicant: Misonix, Inc.
- Decided: Sep 4, 1998 after 23 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
No predicates in its family tree.
No later device cites it as a predicate yet.
0 of 1 device 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) ValleyLab CUSA Model 200H Ultrasonic Surgical Aspirator: named in the summary without a submission number
- (no number) Spembly Selector Ultrasonic Surgical Aspirator: named in the summary without a submission number

## Indications for use
The Alliger Ultrasonic Surgical System is indicated for use in the fragmentation and aspiration of soft tissue in the following surgical specialties: Neurosurgery Gastrointestinal and Affiliated Organ Surgery Urological Surgery Plastic and Reconstructive Surgery General Surgery Orthopedic Surgery Gynecology External genitalia - condyloma - benign tumors (lipomas, fibromas and leiomyomas) - malignant primary and metastatic tumors of all types and the following cystic lesions: Bartholin’s cysts, vestibular adenitis, inclusion cysts and sebaceous cysts. Abdominal area - any abnormal growth, cystic or solid, benign or malignant, involving the ovary, fallopian tube, uterus or the supporting structures of the uterus. Thoracic Surgery - limited pulmonary resection such as segmentectomies, nonanatomical subsegmentectomies and metastatectomies

Source page: https://510kreport.com/device/K982841
Methodology: https://510kreport.com/methodology