Infraorbital block ( lo Block眶下神经阻滞 >Injection site I0 mm lateral to the alar(鼻翼) > Angulation 45-degree to the skin superiorly/ posteriorly /laterally Depth of penetration 1.5cm Injection amount 1-1.5ml 2021/221
2021/2/21 Infraorbital Block (IO Block 眶下神经阻滞) ➢ Injection site 10mm lateral to the alar（鼻翼） ➢ Angulation 45-degree to the skin superiorly/ posteriorly / laterally ➢ Depth of Penetration 1.5cm ➢ Injection amount 1-1.5ml 1cm
Greater Palatine block ( GP Block, anterior palatine block腭前神经阻滞) Landmark of greater palatine foramen(鹏大孔) Spread of analgesia Posterior portion of hard palate 8-44-8 Palatal mucoperiosteum(粘骨膜) gIngiva alveolus 2021/221
2021/2/21 Greater Palatine Block (GP Block, anterior palatine block 腭前神经阻滞) ➢ Spread of analgesia Posterior portion of hard palate Palatal mucoperiosteum(粘骨膜) gingiva alveolus 8-4 4-8 ➢ Landmark of greater palatine foramen（腭大孔）
扇醉区域 Infraorbital block ( Io Block眶下神经阻滞) 2021/221
2021/2/21 Infraorbital Block (IO Block 眶下神经阻滞)
Greater Palatine block (GP Block) > Injection site Midway between the median palate raphi and lingual gingival of the molar tooth Angulation 90-degree to the palate from the opposite side Depth ofpenetration 5 mm submucoperiosteally(.骨膜下) Injection amount Aspiration 0.3-0.5ml Not too backward palatine ner 2021/221
2021/2/21 Greater Palatine Block (GP Block) Midway between the median palate raphi and lingual gingival of the molar tooth ➢ Injection site ➢ Angulation 90-degree to the palate from the opposite side ➢ Depth of penetration ≤5mm submucoperiosteally(粘骨膜下) ➢ Injection amount 0.3-0.5ml Tips • Aspiration • Not too backward （lesser palatine nerve）