Radiographic Assessment of Computer Guided Modified Ridge Splitting Technique Versus Conventional Free Hand Technique in Management of Horizontal Deficiency in Posterior Mandible: a Randomized Control Clinical Trial
Sponsor study identifier
interventional
18
1 country
1
Study Start
May 15, 2026
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Primary Completion
May 15, 2026
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Study Completion
June 15, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
To assess the accuracy of the computer assessed guides in horizontal bone augmentation achieved at posterior mandible using guided modified ridge splitting technique versus free hand modified ridge splitting technique
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
June 15, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
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December 23, 2023
Actual (reported)January 8, 2024
Actual (reported)May 15, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
May 15, 2026
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June 15, 2026
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Accuracy of the Computer Assessed Guide in the study group
Accuracy of the Computer Assessed Guide in the study group In comparison with the control group between predicted and immediately postoperative horizontal bone width with Cone beam computed tomography in Millimeters measurement tool is CBCT scan superimposition in mm
immediately postoperative
Alveolar ridge horizontal bone gain
4 months
soft tissue dehiscience
2 months postoperatively
The first treatment plan includes harvesting and fixing the bone graft in posterior mandibular area using a computer-modified surgical guide.
The second treatment plan includes manually harvesting and fixing the bone graft in posterior mandibular area without a surgical guide
treatment plan includes harvesting and fixing the bone graft in posterior mandibular area using a computer-modified surgical guide
Faculty of Dentistry - Cairo University
Cairo, Manial, 12613, Egypt
Al-Ani O, Nambiar P, Ha KO, Ngeow WC. Safe zone for bone harvesting from the interforaminal region of the mandible. Clin Oral Implants Res. 2013 Aug;24 Suppl A100:115-21. doi: 10.1111/j.1600-0501.2011.02393.x. Epub 2012 Jan 11.
Sanchez-Labrador L, Molinero-Mourelle P, Perez-Gonzalez F, Saez-Alcaide LM, Brinkmann JC, Martinez JL, Martinez-Gonzalez JM. Clinical performance of alveolar ridge augmentation with xenogeneic bone block grafts versus autogenous bone block grafts. A systematic review. J Stomatol Oral Maxillofac Surg. 2021 Jun;122(3):293-302. doi: 10.1016/j.jormas.2020.10.009. Epub 2020 Nov 5.
Mohamed Mounir Shaker, BDS,MSc,PHD
Cairo University
Rofaida Atef Abaas, BDS,MSc,PHD
Cairo University
First Submitted
December 23, 2023
First Posted
January 8, 2024
Study Start
May 15, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
treatment plan includes manually harvesting and fixing the bone graft in posterior mandibular area without a surgical guide.
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De Stavola L, Fincato A, Bressan E, Gobbato L. Results of Computer-Guided Bone Block Harvesting from the Mandible: A Case Series. Int J Periodontics Restorative Dent. 2017 Jan/Feb;37(1):e111-e119. doi: 10.11607/prd.2721.
Schwartz-Arad D, Levin L, Sigal L. Surgical success of intraoral autogenous block onlay bone grafting for alveolar ridge augmentation. Implant Dent. 2005 Jun;14(2):131-8. doi: 10.1097/01.id.0000165031.33190.0d.
Assaf A, Saad M, Daas M, Abdallah J, Abdallah R. Use of narrow-diameter implants in the posterior jaw: a systematic review. Implant Dent. 2015 Jun;24(3):294-306. doi: 10.1097/ID.0000000000000238.
Primary Completion
May 15, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Study Completion
June 15, 2026
Estimated (date passed)This estimate has passed. The registry has not confirmed an actual date for this milestone.
Last Updated
January 16, 2026
Record last verified: 2026-01
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