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Recall Observatory FDA recall evidence

Exact FDA event identifier

Event 81531

1 recalled-product record grouped only because every row carries this exact official event ID.

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Event summary

Timeline bucket
October 10, 2018
Product types
Device
Classifications
Class II
Statuses
Ongoing
Recalling firm wording
Philips Electronics North America Corporation

Dossier provenance

Source snapshots represented here

  • openFDA Device Enforcement Report-date coverage June 20, 2012–July 08, 2026 Known gap: openFDA describes 2004-present coverage, but the current export has no report-date records in this interval.
  • openFDA Device Recall event_date_initiated coverage June 01, 1997–June 30, 2026

Enforcement coverage uses report dates; product initiation dates can precede those bounds. Device-enrichment coverage uses FDA event_date_initiated.

How coverage and grouping work

Complete imported group

Every recalled product in this event

1 official enforcement rows

Product dates, classifications, firms, and source wording remain attached to their individual rows. Opening this dossier never hides products that did not match a prior timeline filter.

device · product 1 of 1

IntelliVue MX40 Patient Monitor, Model Nos. 865350, 865351, 865352, 867146 - Product Usage: Indicated for use by health care professionals whenever there is a need for monitoring the physiological parameters of patients. Intended for monitoring and recording of, and to generate alarms for, multiple physiological parameters of adults and pediatrics in hospital environments and during transport inside hospitals.

Z-0592-2019
Recall number
Z-0592-2019
Initiated
October 10, 2018
Classification
Class II
Status
Ongoing
Quantity
35469 units

App-derived interpretation

Unknown reason.no_named_rule · v1.0.0
A problem has been detected in the Philips IntelliVue MX4O that, if it were to occur, could affect the performance of the equipment. The volume of the MX4O speaker in these devices may be diminished or not audible above 4,500 feet when operating in Monitor Mode. These devices may intermittently exhibit Speaker Malfunct INOP messages after the Power On Self-Test. The issue is only apparent when the device is being used in Monitor Mode at an altitude of greater than 4,500 feet.

These labels are deterministic app interpretations, not FDA categories.

Official device-enrichment evidence · Sourced

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Inspect official wording and provenance

Reason for recall

A problem has been detected in the Philips IntelliVue MX4O that, if it were to occur, could affect the performance of the equipment. The volume of the MX4O speaker in these devices may be diminished or not audible above 4,500 feet when operating in Monitor Mode. These devices may intermittently exhibit Speaker Malfunct INOP messages after the Power On Self-Test. The issue is only apparent when the device is being used in Monitor Mode at an altitude of greater than 4,500 feet.

Code information

All devices manufactured or repaired from 21-FEB-2017 to 22-AUG -2018. (Serial numbers included as an attachment; too many to list.)

Distribution pattern

US Nationwide distribution.