Group II patients will receive local anesthetic infiltration in two injections on each side of the face at the maxillary and infra-orbital areas and the remaining injections are placebo (saline).

Group V patients will receive local anesthesia in five injections on each side of the face at the infra-orbital area, supratrochlear area, medial to the medial canthus, nasal still and anterior septum. The remaining maxillary injection is placebo.

Submucosal Resection of the Nasal Septum (SMR)

Local anesthetic infiltration in two injections on each side of the face at the maxillary and infra-orbital areas.

suprazygomatic maxillary area infiltration

The remaining injections at supratrochlear area, medial to the medial canthus, nasal still and anterior septum are placebo (saline)

non-suprazygomatic maxillary area placebo

Local anesthetic infiltration in five injections on each side of the face at the infra-orbital area, supratrochlear area, medial to the medial canthus, nasal still and anterior septum.

non-suprazygomatic maxillary area infiltration

The remaining maxillary injection is placebo.

suprazygomatic maxillary area placebo

Makassed General Hospital

Four vs. Ten Local Anesthetic Injections for SMR

Effectiveness of Four Versus Ten Local Anesthetic Injections for Post-submucosal Resection Pain Relief: a Randomized, Double Blinded Clinical Trial

Numeric Rating Scale will be used to measure postoperative pain

Patients' satisfaction is based on their postoperative comfort determined by their feeling of pain, headache and PONV. It will be measured using four point scale (very satisfied, satisfied, little satisfied or dissatisfied)

Surgeon satisfaction is based on intraoperative hemodynamic stability of the patient and bleeding. Postoperative surgeon satisfaction is dependent on patients' feeling of pain (especially upon pack removal), bleeding and number of phone calls made to the surgeon. It will be assessed using four point scale (very satisfied, satisfied, little satisfied or dissatisfied)

toothache/edema

Four vs. Ten Local Anesthetic Injections for SMR

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