Status:
TERMINATED
Treatment With Fixture Microthread™ in Patients With Poor Bone Quality and no Teeth in the Upper Jaw, When Using Two-Stage Surgery
Lead Sponsor:
Dentsply Sirona Implants and Consumables
Conditions:
Jaw, Edentulous
Poor Bone Quality
Eligibility:
All Genders
18-75 years
Phase:
NA
Brief Summary
The primary objective of the study is to evaluate the long-term survival rate of individual implants and prostheses when treating edentulous upper jaws of poor bone quality with Fixture MicroThread™ (...
Eligibility Criteria
Inclusion
- 18 - 75 years of age
- Bone quality class III or IV, (according to Lekholm \& Zarb16)
- Willing to give signed informed consent
Exclusion
- Need for bone augmentation of the maxilla
- Tobacco smoking more than 5 cigarettes/day
- Any systemic disease or condition that would compromise post-operative healing and/or osseointegration
- Systemic corticosteroids or any other medication that would compromise post-operative healing and/or osseointegration
- Unable or unwilling to return for follow-up visits
- Bruxism or other parafunctional activity
Key Trial Info
Start Date :
September 1 1999
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
Estimated Enrollment :
23 Patients enrolled
Trial Details
Trial ID
NCT00748670
Start Date
September 1 1999
Last Update
September 8 2008
Active Locations (3)
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1
University of Iowa, College of Dentistry, Dow's Institute for Dental Research
Iowa City, Iowa, United States, 52242-1010
2
Specialisttandvården, Avd för Oral Protetik, Länssjukhuset Gävle-Sandviken
Gävle, Sweden, 801 87
3
Odontologiska kliniken, Länssjukhuset
Halmstad, Sweden, 301 85