Cardinal Health, Inc Viasys Healthcare, Sonora Transcranial Doppler (TCD) System. Model Sonara. Part Number of Units: 982A0469 Sonara Unilateral. The Sonara Transcranial Doppler system is a medical ultrasound device for noninvasively measuring the blood flow velocities in arteries and veins. Recall
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
Viasys Healthcare, Sonora Transcranial Doppler (TCD) System. Model Sonara. Part Number of Units: 982A0469 Sonara Unilateral. The Sonara Transcranial Doppler system is a medical ultrasound device for noninvasively measuring the blood flow velocities in arteries and veins.
Brand
Cardinal Health, Inc
Lot Codes / Batch Numbers
Not specified in FDA notice. Check official source for details.
Products Sold
Serial Numbers: PWH0297 PWH0212 PWH0221 PWH0309 PWH0246 PWH0250 PWH0223 PWH0429 PWH0245 PWH0292 PWH0298 PWH0214 PWH0211 PWH0210 PWH0219 PWH0216 PWH0224 PWH0215 PWH0213 PWH0220 PWH0253 PWH0252 PWH0254 PWH0221 PWH0218 PWH0217 06-2506 06-2504 05-2506 PWH0251 06-2501 06-2500 06-2503 06-2502 05-2502 and 05-2500.
Cardinal Health, Inc is recalling Viasys Healthcare, Sonora Transcranial Doppler (TCD) System. Model Sonara. Part Number of Units: 982 due to Internal testing has identified several several scenarios where unexpected System lockups, shutdowns or system errors would render the Sonara unavaila. Based on FDA medical device recall database.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
Internal testing has identified several several scenarios where unexpected System lockups, shutdowns or system errors would render the Sonara unavailable for use until the Sonara can be restarted. These issues can be corrected by installing the Version 6.0 b045 software updating the Audio Driver and updating to XP Service Pack 3. Additionally, improper wiring could cause the cooling fan to not op
Recommended Action
Per FDA guidance
Consignees were sent a Cardinal Health "Urgent: Medical Device Correction" letter dated January 12, 2009 beginning the week of February 2, 2009 and continuing into week of February 9, 2009. The letter was addressed to customers describing the problems and systems affected and solutions. Cardinal Health requested customers to complete the actions listed in the letter to install the Field Correction and return the completed "Verification Form" via mail, e-mail or fax to Cardinal Health-NeuroCare. Further information can be obtained by calling 1-800-356-0007 ext 2191 or fax to 1-877-244-3805.
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticeDistribution
As reported by FDA
CA, FL, LA, MO, NJ, NY, PA, TN, TX, WI, DC
Page updated: Jan 10, 2026