National Research Centre

Medical Research Ethics Committee

MREC Reviewer Comment

Protocol Title

Evaluation of 2 Stage Transcrestal Maxillary Sinus Lift with Osseodensification Using Allograft Versus Autogenous–Xenograft in Severely Atrophic Posterior Maxilla: A Radiographic and Histomorphometric Study

Completely satisfied and informative data

Needs Explanation

Comments to the applicant

1-Arabic Title needs more simplification:

تقييم عملية رفع الجيب الأنفي علي مرحلتين مع تكثيف العظام باستخدام الطعم الخيفي مقابل الذاتي-الغريب في الفك العلوي الضامر بشدة: دراسة

2-Protocol is for master Degree and was reviewed by scientific reviewing committee

3- Fund amount is 200000 and self- afforded??

4-Procedure is well explained

5-Gnatt and Flow charts are well organized

6-Seems invasive technique, risks:  Membrane Perforation •sinus Infection / Sinusitis •Implant Failure / Poor Primary Stability???

7-Age range of participants (18-70) wide range?

 

Comment to the Committee

Randomized Clinical Trial

1-Arabic Title needs more simplification:

تقييم عملية رفع الجيب الأنفي علي مرحلتين مع تكثيف العظام باستخدام الطعم الخيفي مقابل الذاتي-الغريب في الفك العلوي الضامر بشدة: دراسة

2-Protocol is for master Degree and was reviewed by scientific reviewing committee

3- Fund amount is 200000 and self- afforded??

4-Procedure is well explained

5-Gnatt and Flow charts are well organized

6-Seems invasive technique, risks:  Membrane Perforation •sinus Infection / Sinusitis •Implant Failure / Poor Primary Stability???

7-Age range of participants (18-70) wide range?

 

 

Informed consent form:

Needs Modification

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