The Recall Desk
LowFDA (Devices)·Z-2391-2025·Announced 2025-09-03

S4-1 transducer probes recalled for useful life labelling in the field

S4-1 Transducer Probes are the subject of a recall issued to provide clarification and labelling defining the useful life of ultrasound transducers in the field.

What this means for you

Cosmetic or documentation issue. No expected health impact, but the manufacturer is correcting the affected products.

Our severity reasoning: Rubric level 1 covers documentation issues; this is a labelling clarification with no product defect described, which the FDA classed as Class III.

Plain-English summary

The S4-1 Transducer Probe is being recalled under model numbers 989605389271, 989605389272 and 989605364993, with UDI numbers listed in the recall notice. The recall covers 171,322 units distributed nationwide in the United States.

The action was taken to provide clarification and labelling to define the useful life of ultrasound transducers in the field. The FDA classified the action as Class III. The notice does not describe a defect in the probes.

Imaging sites should follow the manufacturer's instructions for applying the updated labelling information.

The recalled product

Product
S4-1 Transducer Probe
Affected units
171,322

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Lot numbers (20)

  • Model No. 989605389271
  • 989605389272
  • 989605364993
  • UDI: (01)00884838061415(21)B30VBN
  • (01)00884838061415(21)F0954W
  • (01)00884838061415(21)B3WCRT
  • (01)00884838061415(21)B1WDKX
  • (01)00884838061415(21)B1WDNQ
  • (01)00884838064584(21)B13HXX
  • (01)00884838064584(21)B1MQDX
  • (01)00884838064584(21)B23LRM
  • (01)00884838064584(21)B23LRT
  • (01)00884838061415(21)B1X9Z3
  • (01)00884838064584(21)B12QQ8
  • (01)00884838061415(21)B27XB2
  • (01)00884838061415(21)B307TT
  • 010088483806141521F01WFB
  • (01)00884838061415(21)B30THD
  • (01)00884838061415(21)B1TKB3
  • (01)00884838061415(21)F08XDL

Distribution

Distributed nationwide across the United States.

Part of a larger recall action

This product is one of 69 recalled by Philips Ultrasound, Inc under a single FDA (Devices) recall action. The agency files each product separately, so the size of the action is not visible from this page alone.

See all 69 products in this recall →