CLASS II Device recall · Reported 7 Mar 2018 · FDA Enforcement Report

Ultrasound Transducer recalled by Hitachi Medical Systems

Hitachi Medical Systems America is recalling Ultrasound Transducer, distributed in 21 states. The recall was initiated on 20 Oct 2017 and the FDA has classified it as Class II.

Check your package

Lot, batch or date codes17 21 32 37 38 39 41 43 45 46 48 57 58 59 61 63 64 69 73 77 78 81 82 86 87 92 96 97 99 107 108 109 114 115 116 118 120 121 122 126 129 130 132 135 139 140 141 143 144 147 148 151 155
Quantity recalled55

Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.

Recall details

Recall number
Z-0816-2018
FDA event ID
79160
Recalling firm
Hitachi Medical Systems America, Twinsburg, OH
Classification
Class II
Status
Terminated
Recall initiated
20 Oct 2017
FDA classified
1 Mar 2018
Reported
7 Mar 2018
Type
Voluntary: Firm initiated
Customers notified by
E-Mail
Reason category
Device Malfunction

Timeline

20 Oct 2017Recall initiated by company
1 Mar 2018Classified by FDA+132 days
7 Mar 2018Published in enforcement report+6 days

Companies usually start a recall weeks before the FDA classifies and publishes it; the gap above is that lag.

Reason for recall

The ultrasound probe may not have adequate protection against electrical shock hazards.

Device recalls are issued when a component, software or design fault could cause the device to fail or give wrong readings. Many are corrections applied in the field rather than physical returns.

Product as listed by the FDA

Ultrasound Transducer, Model Number: UST-5550-R, is used in conjunction with a diagnostic ultrasound system evaluation during robotic and non-robotic intra-operative and laparoscopic procedures.

Where it was distributed

Distributed in 21 states: AR, AZ, CA, CO, FL, GA, IA, IL, IN, MA, MO, NC, NY, OK, OR, PA, SC, TX, VA, WA, WV.

ArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIllinoisIndianaMassachusettsMissouriNorth CarolinaNew YorkOklahomaOregonPennsylvaniaSouth CarolinaTexasVirginiaWashington

Stores named: Walmart

Questions about this recall

Is Ultrasound Transducer recalled?

Yes. Hitachi Medical Systems America recalled Ultrasound Transducer on 20 Oct 2017. The recall is Class II and its status is Terminated. Recall number Z-0816-2018.

Why was it recalled?

The ultrasound probe may not have adequate protection against electrical shock hazards.

Which lots are affected?

17 21 32 37 38 39 41 43 45 46 48 57 58 59 61 63 64 69 73 77 78 81 82 86 87 92 96 97 99 107 108 109 114 115 116 118 120 121 122 126 129 130 132 135 139 140 141 143 144 147 148 151 155

Where was it sold?

Distributed in 21 states: AR, AZ, CA, CO, FL, GA, IA, IL, IN, MA, MO, NC, NY, OK, OR, PA, SC, TX, VA, WA, WV.

What should I do if I have it?

Stop using the device if the notice says to, and contact the manufacturer or your healthcare provider for the correction or replacement.

What does Class II mean?

Class II means the product may cause temporary or medically reversible health problems, or the probability of serious harm is remote.

Read the official FDA notice · Source record retrieved 21 Sep 2026. The FDA describes openFDA data as unvalidated; the official notice takes precedence. This page reports the record and gives no medical advice.

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