Posterior Superior Alveolar Block PSA Block上牙槽后神经阻滞 Tuberosity Injection上颌结节注射法) > Spread of analgesia麻醉范围 876678 (mesiobuccal root Pulp alveolar process Buccal gingiva(牙龈) periodontium(牙周膜) periosteum(骨膜 麻醉区城 2021/221
2021/2/21 Posterior Superior Alveolar Block (PSA Block 上牙槽后神经阻滞, Tuberosity Injection上颌结节注射法) ➢ Spread of analgesia 麻醉范围 876 678 Pulp & alveolar process Buccal - gingiva(牙龈) - periodontium (牙周膜) - periosteum (骨膜) (mesiobuccal root)
Posterior Superior Alveolar block (PSA Block) Target area Injection site 77 distal apex Angulation Mucobuccal fold 2021/221
2021/2/21 Posterior Superior Alveolar Block (PSA Block) ➢ Injection site 7 7 distal apex Mucobuccal fold ➢ Angulation ➢ Target area
Posterior Superior Alveolar block (PSA Block) Depth ofpenetration Pterygoid plexus(翼丛 Average adult 16-20 mm Small adult and children 14mm Aptt(回抽 > Injection amount 1.5-2ml Hematoma(血肿) > Time to effect 5-10 min 2021/221
2021/2/21 Posterior Superior Alveolar Block (PSA Block) ➢ Depth of penetration Average adult 16-20 mm Small adult and children 14mm 1.5-2ml ➢ Injection amount Pterygoid plexus(翼丛) ➢ Time to effect 5-10 min ➢ Aspiration(回抽) Hematoma(血肿)
Posterior Superior Alveolar block 2021/221
2021/2/21 Posterior Superior Alveolar Block
Infraorbital block ( Io Block眶下神经阻滞) Indications 5—5 dental procedure Upper lip paranasal Minor Surgery Landmark of nfraorbitalforamen(眶下孔 5-10mm below the infraorbital rim 1-4mm medial to the pupil of the eye 2021/221
2021/2/21 Infraorbital Block (IO Block 眶下神经阻滞) ➢ Indications 5 5 dental procedure Upper lip & Paranasal Minor Surgery ➢ Landmark of Infraorbital foramen(眶下孔) 5-10mm below the infraorbital rim 1-4mm medial to the pupil of the eye