# K023636: Blocking Tray

- Pathway: 510(k) (Traditional)
- Applicant: Southeastern Radiation Products, Inc.
- Decided: Nov 22, 2002 after 23 days
- Product code: IYE (Accelerator, Linear, Medical)
- Device class: 2
- Regulation: 21 CFR 892.5050
- 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 K882729 (1988). 9 ancestors in all.
No later device cites it as a predicate yet.
0 of 10 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K913174: Varian Clinac 600SR, Varian Assoc., Inc. (1991) Summary page 1.
- K913119: Varian C-Series Clinacs (Clinac 2300C/D), Varian Assoc., Inc. (1991) Summary page 1.
- K982513: MX Mevatron, Siemens Medical Solutions USA, Inc. (1998) Summary page 2.
- K963624: Philips Sli Series Linear Accelerator, Philips Medical Systems, Inc. (1996) Summary page 2.
- K833941: ORION, Cgr Medical Corp. (1983) Summary page 2.
- K970137: Exl-12SP,12DP,15DP,20DP Linac, Mitsubishi Electronics America, Inc. (1997) Summary page 2.
- K991107: Shadow Trays, Mick Radio-Nuclear Instruments, Inc. (1999) Summary page 2.
- K944315: Blocking Tray, Medtec, Inc. (1994) Summary page 2.

## Indications for use
This device is intended for mounting blocks andor compensators/modulators for insertion into a Linear Accelerator head.

Source page: https://510kreport.com/device/K023636
Methodology: https://510kreport.com/methodology