Avalon Toco+ Transducer (REF 867249)Recalls & reported problems

Summary

The FDA's MAUDE database contains 4 adverse event reports that list this exact device (DI 00884838093225), received between Aug 12, 2025 and Sep 14, 2026 — classified as 4 malfunctions.

The most frequently reported specific device problem is “Incorrect, Inadequate or Imprecise Result or Readings” (2 reports).

Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 16, 2026.

Most reported problems

Recent adverse event reports

The 4 most recent of 4 reports, in the reporter's own words as published by the FDA.

• MalfunctionSep 14, 2026No Audible Prompt/Feedback

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50763291 ↗
• MalfunctionAug 10, 2026Unable to Obtain Readings

  Philips received a complaint on an Avalon TOCO Transducer indicating that at the first measurement the sensor freezes on the value and does not move. The device was in use on a patient at time of event, there was no adverse event reported.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 50193154 ↗
• MalfunctionFeb 6, 2026Incorrect, Inadequate or Imprecise Result or Readings

  IT WAS REPORTED THAT THE TOCO+ TRANSDUCER WITH SERIAL NUMBER (B)(6), WHICH BELONGS TO THE FETAL MONITOR WITH SERIAL NUMBER (B)(6), IS BROKEN. IT WAS INDICATED THAT IT DOES NOT MEASURE CORRECTLY, NOR DOES IT CALIBRATE THE BASELINE CORRECTLY. THE DEVICE WAS IN USE ON A PATIENT AT THE TIME OF THE EVENT. THERE WAS NO ADVERSE EVENT REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 24285327 ↗
• MalfunctionAug 12, 2025Incorrect, Inadequate or Imprecise Result or Readings; Incorrect, Inadequate or Imprecise Result or Readings

  PHILIPS RECEIVED A COMPLAINT ON AN AVALON TOCO+ TRANSDUCER INDICATING THAT THE BREAKDOWN THAT THE TOCO PRESENTS NEVER GOES ABOVE 120 BPM, YOU TRY WITH ANOTHER TOCO AND THERE IS A DIFFERENCE IN THE MEASUREMENTS. IT IS UNKNOWN IF THIS ISSUE WAS WITH THE FETAL HEART RATE OR MATERNAL HEART RATE. IT WAS UNKNOWN IF THE DEVICE WAS IN CLINICAL USE AT THE TIME THE ISSUE WAS DISCOVERED. THERE WAS NO ADVERSE EVENT OR PATIENT HARM REPORTED.

  Patient problems: No Clinical Signs, Symptoms or Conditions

  MAUDE report 22787217 ↗