* Hypothesis: * X-tip intraosseous is an effective supplementary injection in mandibular hot teeth as well as Periodontal Ligament (PDL) injection * Purposes: * Comparing the anesthetic efficacy of X-tip intraosseous and PDL injection in mandibular hot teeth which had not been anesthetized after 3.6 ml Infra Alveolar Nerve Block * Methods and Materials: * forty patients with mandibular hot molar or second premolar which had not been anesthetized after 3.6 ml inferior alveolar nerve block injection will be selected for this study
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Number of participant who will have the pain following X-tip or PDL as a supplementary injection
Timeframe: 6 months