Background: Dental implant therapy in the posterior maxilla may be difficult owing to limited bone height after dental extraction with sinus pneumatization. Several approaches for sinus floor elevation have been documented, and hence lateral sinus lifting using surgical guide is used. Aim of the study: To compare between guided and conventional sinus lifting using piezoelectric device in patients with atrophic maxilla. Methods: This study will be carried out as a randomized controlled clinical trial; patients will be randomly allocated into two groups: in the study group 15 patients will undergo lateral sinus lifting using surgical guide, while in the control group 15 patients will undergo conventional sinus lifting without surgical guide with simultaneous implant placement. Clinical evaluation including intraoperative assessment of duration of surgery and immediate complications such as perforation of Schneiderian membrane, arterial laceration and trauma to adjacent roots and nasal bleeding. Primary implant stability will be measured immediately after implant placement
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
30
Including 15 patients who will be treated by lateral sinus lifting using a surgical guide with simultaneous implant placement.
including 15 patients who will be treated by conventional lateral sinus lifting without using a surgical guide with simultaneous implant placement.
Outpatient Clinic of Oral and Maxillofacial Surgery Department, Faculty of Dentistry, Alexandria University, Egypt
Alexandria, Azarita, Egypt
implant stability
• Secondary implant stability will be measured 6 months post-operatively using Osstell device.
Time frame: 6 months
change in pain scores
\- Post operative pain will be assessed through a 10 point visual analogue scale (VAS). (0-1=none, 2-4=mild, 5-7=moderate, 8-10=severe)
Time frame: up to 7 days
Post operative edema
it will be assessed in the 1st week as following: 1. None (no swelling) 2. Mild (intra oral swelling confined to surgical field) 3. Moderate (extra oral swelling in the surgical zone) 4. Severe (extra oral swelling spreading beyond the surgical zone)
Time frame: 1 week
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