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Recall Observatory FDA recall evidence

Exact FDA event identifier

Event 91773

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

Open FDA event record

Event summary

Timeline bucket
February 28, 2023
Product types
Device
Classifications
Class II
Statuses
Ongoing
Recalling firm wording
Elekta Inc

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

Monaco RTP System. Used to make treatment plans for patients with prescriptions for external beam radiation therapy.

Z-1233-2023
Recall number
Z-1233-2023
Initiated
February 28, 2023
Classification
Class II
Status
Ongoing
Recalling firm
Elekta Inc
Quantity
2,020 units

App-derived interpretation

Unknown reason.no_named_rule · v1.0.0
Re-optimization, after adding contours without forced density outside the external structure, may result in inaccurate dose presentation.

These labels are deterministic app interpretations, not FDA categories.

Official device-enrichment evidence · Sourced

Software design

Compare all device evidence states

Inspect official wording and provenance

Reason for recall

Re-optimization, after adding contours without forced density outside the external structure, may result in inaccurate dose presentation.

Code information

Software Build: 5.11.00, 5.11.01, 5.11.02, 5.11.03; UDI Numbers: (01)00858164002169(10)5.11.00, (01)00858164002169(10)5.11.01, (01)00858164002169(10)5.11.02, (01)00858164002169(10)5.11.03

Distribution pattern

Nationwide distribution in the US. International distribution to Albania, Algeria, Antigua and Barbuda, Argentina, Australia, Austria, Bahrain, Bangladesh, Belarus, Belgium, Bolivia, Bosnia and Herzegowina, Botswana, Brazil, Bulgaria, Canada, Chile, China, Colombia, Croatia, Cuba, Curacao, Cyprus, Czech Republic, Ecuador, Egypt, El Salvador, Estonia, Finland, France, Georgia, Germany, Ghana, Greece, Hong Kong, Hungary, India, Indonesia, Iran (Islamic Republic of), Iraq, Ireland, Israel, Italy, Japan, Jordan, Kazakhstan, Korea, Republic of, Lao People's Democratic Republic, Latvia, Lebanon, Libyan Arab Jamahiriya, Lithuania, Macedonia, Malaysia, Malta, Mexico, Morocco, Mozambique, Myanmar, Namibia, Nepal, Netherlands, New Zealand, Nicaragua, Nigeria, Norway, Pakistan, Palestinian Territory, Occupied, Panama, Paraguay, Peru, Philippines, Poland, Portugal, Republic of Serbia, Romania, Russian Federation, Rwanda, Saudi Arabia, Senegal, Singapore, Slovakia, Slovenia, South Africa, Spain, Sri Lanka, Sudan, Suriname, Sweden, Switzerland, Taiwan, Thailand, Tunisia, Turkey, Ukraine, United Arab Emirates, United Kingdom, Uzbekistan, Venezuela, Viet Nam, Zimbabwe.