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Analysis of anatomic position of quad zygomatic implants in edentulous jaws using virtual implant placement in CBCT

Analysis of anatomic position of quad zygomatic implants in edentulous jaws using virtual implant placement in CBCT

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100044472
Enrollment
Unknown
Registered
2021-03-18
Start date
2021-04-01
Completion date
Unknown
Last updated
2021-09-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

edentulism

Interventions

experimental group:virtual implant placement

Sponsors

Peking University Hospital of Stomatology
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Aged >=18 years; (2) maxillary edentulism at least 3 month;

Exclusion criteria

Exclusion criteria: (1) Anatomic abnormality in maxillary dentition and zygomatic bone; (2) Severe asymmetric in maxillofacial region; (3) Classification of maxillary residual alveolar bone resorption under class IV or class V and above in the Cawood and Howell Classification; (4) Maxillary anterior bone volume sufficient for conventional implantation without bone transplantation; (5) Edentulism caused by trauma or tumor incision.

Design outcomes

Primary

MeasureTime frame
bone-to-implant contact;anatomic relationship between zygomatic implant and maxillary sinus;—

Countries

China

Contacts

Public ContactXiangliang Xu

Peking University School and Hospital of Stomatology

kqxxl@126.com+86 10-62179977

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 5, 2026