FDA Medical Device Recalls (openFDA)
Nihon Kohden America Inc: Bedside monitor CSM-1901(Life Scope G9) with main unit CU-192RA. The Problem only affects CSM-1901(Life Scope G9) communicating with CNS-6201A (PU-621RA) and CNS-9701A (MU-971RA).
- Recall number
- Z-1768-2017
- Recalling firm
- Nihon Kohden America Inc
- Product
- Bedside monitor CSM-1901(Life Scope G9) with main unit CU-192RA. The Problem only affects CSM-1901(Life Scope G9) communicating with CNS-6201A (PU-621RA) and CNS-9701A (MU-971RA).
- Status
- Terminated
- Initiated
- 2017-03-13
- Posted
- 2017-03-20
- Terminated
- 2017-10-01
- Reason
- The Pause function on central monitors will not automatically resume when connected to a Life Scope G9 patient monitor.
- Root cause
- Nonconforming Material/Component
- Action
- A technical bulletin was issued on March 7, 2017 to make Life Scope G9 users aware of following interaction: the CNS 6201A and CNS 9701A (using the noted software versions) will not Auto Resume when a patient is reconnected to a Life Scope G9 if the patient tile is Paused. Therefore, each time a patient is reconnected to the Life Scope G9, the Pause must be cancelled and monitoring manually resumed on the CNS 6201A or CNS 9701A. A customer letter dated March 13, 2017 was sent to all customers to inform them that Nihon Kohden America (NKA) is voluntarily notifying them that the Pause function on central monitors (models CNS 6201A and CNS 9701A; Software Versions 01-06, 02-10 and 02-40), will not automatically resume when connected to a Life Scope G9 patient monitor (model CSM 1901; versions 01-19, 01-20 and 01-21). Customers are informed of issue,risk to health, and instructions. Customers are instructed to complete the attached reply form and return it to the fax number or email address on the form. Customers with questions are instructed to contact NKA Technical Services Group at (800) 325-0283, Option 6 (M-F, 8am-5pm PDT) or by email at G9@nkusa.com.
- Quantity
- 654 units total (230 units in US)
- Distribution
- Worldwide - US Nationwide Distribution including the countries of Germany, Spain, Brazil, Paraguay, Bolivia, Chile, Colombia, Costa Rica, Mexico, Peru, Pakistan, Israel, Qatar, Saudi Arabia, South Africa, Tunisia, United Arab Emirates, Korea, Malaysia, Singapore, Thailand
- Lot, serial or model codes
- Lot/Unit Codes: G9 Serial Number: 230 (UDI: 01049319211121682100230) Serial Number: 232 (UDI: 01049319211121682100232) Life Scope G9 with version 01-19, 01-20, and 01-21 communicating with CNS-6201A (PU-621RA) with version 01-06, 02-10, or 02-40 software. Life Scope G9 with version 01-19, 01-20, and 01-21 communicating with CNS-9701A (MU-971RA) with version 01-89 or lower.
- 510(k) numbers
- ["K151080"]
- PMA numbers
- not on file
- Product code
- MHX
- Firm FEI
- 2080783
- Firm city
- Irvine
- 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