# K993522: Aktina Medical Physics Corporation Tennis Racquet Insert

- Pathway: 510(k) (Traditional)
- Applicant: Aktina Medical Physics Corp.
- Decided: Jan 10, 2000 after 84 days
- Product code: JAI (Couch, Radiation Therapy, Powered)
- Device class: 2
- Regulation: 21 CFR 892.5770
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 1 generation back to K910971 (1991). 1 ancestor in all.
No later device cites it as a predicate yet.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K910971: Z XT Radiation Therapy Treatment Table, Siemens Medical Laboratories, Inc. (1991) Summary page 1.

## Indications for use
Tennis Racquet inserts are intended for use in Radiation Therapy to facilitate treatment of the patient when laying prone or supine on the treatment couch. Tennis Racquets provide a beam path that is considered attenuation free while supplying firm support for the patient.

Source page: https://510kreport.com/device/K993522
Methodology: https://510kreport.com/methodology