Prosthesis, Hip, Semi-Constrained (Metal Uncemented Acetabular Component)
Adverse-event figures are drawn from the U.S. Food & Drug Administration (FDA) MAUDE database, refreshed March 2026, see our methodology.
OpenFDA device adverse-event casebook.
FDA Class III (highest risk, premarket approval required), regulated under 21 CFR §888.3330 (Orthopedic panel).
FDA MAUDE casebook
openFDA event book Prosthesis, Hip, Semi-Constrained HEAVY-BOOK · MAUDE
#30 of 1000 · 138,399 reports · 1992–2026
- BOOK 138,399 reports
- RANK #30 of 1000
- DEATH 387 death-typed
- INJ 130,623 injury-typed
- MALF 4,669 malfunction
- SPAN 1992–2026
- PEAK 2012: 24,766
- PHOTO System
Nearest event-volume peer: System, Surgical, Computer Controlled Instrument (419 report gap)
Prosthesis, Hip, Semi-Constrained (Metal Uncemented Acetabular Component) sits #30 of 1000 among tracked device types with 138,399 MAUDE reports spanning 1992–2026. Rank counts report volume, not confirmed device fault. Event_type Death / Injury / Malfunction are one code per report — not the same population as patient-outcome rows ( methodology). Read with this device → · Lead manufacturer → · Similar-volume device →
Injury-coded reports run above the device-type norm
Prosthesis, Hip, Semi-Constrained carries 94.4% INJURY-coded reports, 64.1pp above the 1,000-device-type mean, the widest gap of its three event codes. Codes are report labels, not adjudicated causation.
- DEATH 0.3% corpus 1.5% · below corpus mean (-1.2 pp)
- INJ 94.4% corpus 30.3% · above corpus mean (+64.1 pp)
- MALF 3.4% corpus 64.8% · below corpus mean (-61.5 pp)
Lead product-problem code Insufficient Device Problem Information is 45% of coded problems · Lead manufacturer DEPUY INTERNATIONAL accounts for 25% of manufacturer-tagged reports · Top event location is 57% of location-tagged rows .
Prosthesis, Hip, Semi-Constrained in the event-volume neighbourhood
FDA MAUDE report totals among this device type and nearest nationwide peers
- Wearable Auto…
Wearable Automated External Defibrillator
148,775 reports
- Prosthesis (this)
Prosthesis, Hip, Semi-Constrained (Metal Uncemented Acetabular Component)
138,399 reports
- System
System, Surgical, Computer Controlled Instrument
137,980 reports
- Permanent Def…
Permanent Defibrillator Electrodes
137,720 reports
- Coronary Drug…
Coronary Drug-Eluting Stent
128,715 reports
- Device
Device, Hemostasis, Vascular
123,919 reports
What this shows Prosthesis, Hip, Semi-Constrained (Metal Uncemented Acetabular Component) carries 138,399 MAUDE reports, ranked #30 of 1000.
Event Types
Patient Outcomes
FDA patient-outcome codes (separate from event_type). Percentages use this chart's row total.
Top Product Problems
Yearly Trend
Reports in 2025 (1,228) held close to the prior two-year average of 1,322.
Related Entities for Prosthesis, Hip, Semi-Constrained (Metal Uncemented Acetabular Component)
Top Manufacturers
Event Locations
Nationwide devices with a comparable volume-and-death footprint
Two openFDA-derived peer sets for Prosthesis, Hip, Semi-Constrained: nearest by total report volume and nearest by death-typed count, each floored at ≥100 reports so the neighborhoods stay in the advertised mass.
Similar report volume
Nearest other device types by FDA MAUDE report count (138,399 here).
Similar death-typed counts
Nearest other device types by death-typed report count (387 here), distinct from the volume row.
Read our methodology - how this data is sourced, computed, and verified.
Disclaimer: MAUDE figures for Prosthesis, Hip, Semi-Constrained are informational only and are not clinical advice. Report codes do not prove device causation. Consult a qualified clinician before acting on this data.
Every figure on PlainHospital is rendered directly from federal source data, no number is typed in by an editor. Event-type mix on this page is computed from FDA MAUDE codes for Prosthesis, Hip, Semi-Constrained; corpus means use device types with ≥100 reports. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of August 2026.