FDA Medical Device Recalls (openFDA)
Siemens Medical Solutions USA, Inc: Siemens mMLC (ModuLeaf) safety bar and trolley label. Siemens Medical Solutions USA, Inc. Concord, CA. The intended use of the Siemens branded mMLC is an accessory used with the Linear Accelerator systems to deliver x-ray photon and electron radiation for the therapeutic treatment of cancer. This accessory shapes the radiation beam, per the leaf parameters, to minimize the amount of dose to outlying tissue.
- Recall number
- Z-1184-2012
- Recalling firm
- Siemens Medical Solutions USA, Inc
- Product
- Siemens mMLC (ModuLeaf) safety bar and trolley label. Siemens Medical Solutions USA, Inc. Concord, CA. The intended use of the Siemens branded mMLC is an accessory used with the Linear Accelerator systems to deliver x-ray photon and electron radiation for the therapeutic treatment of cancer. This accessory shapes the radiation beam, per the leaf parameters, to minimize the amount of dose to outlying tissue.
- Status
- Terminated
- Initiated
- 2012-02-07
- Posted
- 2012-03-07
- Terminated
- 2012-08-14
- Reason
- This correction is being performed to update the safety knob of the Siemens brand mMLC (ModuLeaf) to conform to tie IEC 60601-1 safety standard.
- Root cause
- Nonconforming Material/Component
- Action
- The firm, SIEMENS, issued a "Customer Information" letter to its customers. The letter described the product, problem and actions to be taken. Siemens developed a new steel knob that complies with the latest standards; Siemens checked all ModuLeaf mMLC trolleys and if necessary refitted with the safety label and also arranged for an inspection and modification of the customers system- a Release of the safety update UI TH 026/11/S to distribute and hardware update commenced on February 7, 2007 by certified mail. If you have any questions, contact the Regulatory Specialist II at 925-602-8175.
- Quantity
- 46 active devices
- Distribution
- Worldwide distribution: USA (nationwide) including states of: CO, IA, KY, NJ, OH and TX; and countries of: Algeria, Austria, Belgium, Brazil, China, Egypt, France, Germany, Hungary, India, Italy, Japan, Kuwait, Malaysia, Mexico, P.R., Russian Fed., Saudi Arabia, South Africa, Spain, Turkey, and United Kingdom.
- Lot, serial or model codes
- ModuLeaf, 110V/60Hz, part number 7334043; ModuLeaf, 220V/60Hz, part number 7334050.
- 510(k) numbers
- ["K030609"]
- PMA numbers
- not on file
- Product code
- IXI
- Firm FEI
- 2937457
- Firm city
- Concord
- Firm state
- CA
- Firm country
- not on file
Where this comes from
- Register
- FDA Medical Device Recalls (openFDA)
- Publisher
- U.S. Food and Drug Administration (openFDA)
- File
- device-recall-0001-of-0001.json.zip
- sha256
- b87518bfe2e8
- Size
- 288210821 bytes
- Published
- 2026-09-28
- Read
- 2026-09-29T08:25:23.626Z
- Source file
- Source file retained · verify
- Refresh due
- 2026-10-06
Unless otherwise noted, the content, data, documentation, code, and related materials on openFDA is public domain and made available with a Creative Commons CC0 1.0 Universal dedication.
Cite as
FDA Medical Device Recalls (openFDA) (U.S. Food and Drug Administration (openFDA)), device-recall-0001-of-0001.json.zip, sha256 b87518bfe2e8, published 2026-09-28