Autopsy report · NCT00806273

An in Vivo Comparison of the Debridement Efficiency of Needle Irrigation Versus Ultrasonic Irrigation

“Manufacturer changed device so no study will be done; ie it was never started”

The sponsor’s own words in the registry.

Life of this trial

• Withdrawn before it enrolled anyone. Its dates are the sponsor's plans, not events that happened.

Vital statistics

Status

Withdrawn

Phase

Na

Sponsor

Oregon Health and Science University

Sponsor type

University, hospital or other

Conditions

Extirpation of the Tooth Pulp

Interventions

Vista Ultrasonic Bleach Bypass System; Needle Irrigation

Participants

0

Trials that died the same way

• Real-time Tumor Localization and Guidance for Radiotherapy Using Ultrasound (US) and Magnetic Resonance (MR)
  “Device to be used in study is no longer available” (67% match in meaning)
• Non-Invasive Measurement of Cardiac Output and Stroke Volume in PE
  “Study device no longer available” (66% match in meaning)
• Evaluation of Directional Recording and Stimulation Using spiderSTN
  “This study was structured in 2 phases, and was stopped after the first phase. The collected data will be used to improve the device and prepare future studies.” (66% match in meaning)
• PMCF Study on the Safety and Performance of the Alloclassic Variall Cup Ceramic Bearing System in Total Hip Arthroplasty
  “Study terminated as CE marks of the devices used have not been renewed.” (65% match in meaning)
• Pharmacokinetics Safety and Acceptability of DRV/r for Children Living With HIV
  “Study not started as the IMP is re-worked by the manufacturer” (65% match in meaning)

Look deeper

• The official registry record (the source of truth)
• Record history: every change the sponsor made
• Open it in the database

Everything here comes from the current ClinicalTrials.gov record. The timeline uses the record’s dates; dates marked planned are the sponsor’s plans. The cause of death is an automatic, unverified label. This is research information, not medical advice.