Atlas FDA

STEREOTACTIC IRRADIATION SYSTEM

FDA 510(k) clearance K904908 · decided 1991-06-06

Clearance details

K-number
K904908
Device name
STEREOTACTIC IRRADIATION SYSTEM
Applicant
Northwest Medical Physics Center
Decision
Substantially Equivalent
Date received
1990-10-31
Decision date
1991-06-06
Days to decision
218 days
Clearance type
Traditional
Product code
IYE
Device class
2
Regulation number
892.5050
Medical specialty
Radiology
Advisory committee
Radiology
Location
Lynnwood, WA, US
Third-party review
No
Expedited review
No

+ Add to Predicate Builder ◉ Watch Northwest Medical Physics Center

Need this as data, not a web page?

Query all 176,000+ clearances through the Atlas FDA API, or subscribe to weekly change alerts. Self-serve from $29/mo.

Similar devices under this product code

Devices cleared under the same product code - the starting set for predicate research.

RecordFirmDate
Halcyon, Ethos Radiotherapy System (5.0) (K261856)Varian Medical Systems, Inc.2026-08-03
ThinkQA 3 (K252937)Dosisoft SA2026-06-12
LUNA 3D (K253004)Lap GmbH Laser Applikationen2026-06-04
AerFrame Patient Immobilization System (AFPIS) (K260792)Stabilix, LLC2026-05-08
VERIQA RT EPID 3D (K252258)Ptw-Freiburg Physikalisch-Technische-Werkstaetten Dr. Pychla2026-04-15
ClearCheck (RADCC V2.7) (K253962)Radformation, Inc.2026-04-03
AlignRT Plus (8.0) (K253012)Vision Rt, Ltd.2026-03-18
Halcyon, Ethos Radiotherapy System (5.0) (K252977)Varian Medical Systems, Inc.2026-01-21
EMLA (Elekta Evo); EMLA (VersaHD); EMLA (Elekta Harmony Pro); EMLA (Elekta Infintiy); EMLA (Elekta Harmony); EMLA (Elekta Synergy) (K252188)Elekta Solutions AB2026-01-15
ExacTrac Dynamic (2.0.2); ExacTrac Dynamic Surface (K254010)Brainlab SE2026-01-14
ChartCheck (RADCH V1.6) (K252988)Radformation, Inc.2026-01-05
IDENTIFY (5.0) (K252919)Varian Medical Systems, Inc.2025-12-16

Recalls involving this device

RecordFirmDate
Isoloc Software, Version 6.6, 6.5 and 6.0. Part Number MT-NW-425-520. Software computer ha recall (Z-2137-2008)Civco Medical Instruments Inc2008-09-18
ISOLOC Software Version 4.2, Part Number NT-NW-425-520. Image guided radiation treatment s recall (Z-1155-2007)Northwest Medical Physics Equipment Inc2007-08-09
Isoloc software Versions 6.5 and 4.5, Part Number NT-NW-425-520. Software for image guided recall (Z-1145-2007)Northwest Medical Physics Equipment Inc2007-08-08
ISOLOC 6.5 Software Part Number NT-NW-425-520. Software for radiotherapy treatment. recall (Z-1146-2007)Northwest Medical Physics Equipment Inc2007-08-08
ISOLOC 4.2 Software Part Number NT-NW-425-520. Image guided radiation treatment software. recall (Z-1147-2007)Northwest Medical Physics Equipment Inc2007-08-08
ISOLOC Software Versions 6.0 and 4.2. Part Number NT-NW-425-520. Image guided radiotherapy recall (Z-1152-2007)Northwest Medical Physics Equipment Inc2007-08-08
ISOLOC Software Version 6.0, Localization software for determining treatment machine posit recall (Z-1153-2007)Northwest Medical Physics Equipment Inc2007-08-08
ISOLOC Software Version 6.0, Part Number NT-NW-425-520. Localization software for radiothe recall (Z-1154-2007)Northwest Medical Physics Equipment Inc2007-08-08