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Updated: Mar 22, 2026

Real-Time Dynamic Navigation System for the Precise Quad-Zygomatic Implant Placement in a Patient with a Severely Atrophic Maxilla
Published on: October 18, 2021
[Clinical study of sinus elevation by hydraulic and implant placement followed by bone graft simultaneously]
Yan-zhong Yang1, Xiao-hua Tian1, Xiao-feng Li1
1Department of VIP, Hangzhou Stomatological Hospital. Hangzhou 313000, Zhejiang Province,China.
Purpose:
To evaluate the clinical results and technique of sinus membrane hydraulic elevation followed by bone graft and implant placement simultaneously.
Methods:
Twenty-five patients were involved in the study (male:15, female: 10, age: 40-62 yrs). The mean residual ridge was (4.25±1.12) mm. Clinical examination were performed and radiographs were taken to evaluated the outcomes.
Results:
The mean elevated height was (8.50±2.12) mm and 25 implants were placed. Only one implant was lost due to infection 3 weeks after operation because of diabetes. Only minor complications were observed postoperatively in the remaining patients. Twenty-four patients were satisfactorily restored with the follow-up period of 12-18 months.
Conclusions:
The technique of sinus membrane hydraulic elevation followed by bone graft and implant placement simultaneously displays minor complication, minimal discomfort and excellent success rate.

