上海交通大学：《口腔颌面外科学》课程教学资源（PPT课件讲稿）Osseous Surgery

Osseous Surgery Xudong Wang, DDS, MD Associate Professor Dept Oral and Maxillofacial Surgery Ninth People's Hospital Shanghai, P.R. China 200011 2021/221 xudongwang70@163.com

2021/2/21 Osseous Surgery Xudong Wang, DDS,MD Associate Professor Dept. Oral and Maxillofacial Surgery Ninth People’s Hospital Shanghai, P.R. China 200011 xudongwang70@163.com

Osseous Preprosthetic Surgery Alveoloplasty(exostosis, undercut, knife-edge ridge, etc) Torus(tori removal (palatal/mandibular Maxillary/ mandibular augmentation (autologous bone graft, lyophilized cartilage/bone, hydroxyapatite, guided tissue regeneration memberane, tissue engineered bone Correction of abnormal ridge relationship (orthognathic surgery) 2021/221

2021/2/21 Osseous Preprosthetic Surgery • Alveoloplasty (exostosis, undercut, knife-edge ridge, etc ) • Torus(tori) removal (palatal/mandibular) • Maxillary/ mandibular augmentation (autologous bone graft, lyophilized cartilage/bone, hydroxyapatite, guided tissue regeneration memberane, tissue engineered bone) • Correction of abnormal ridge relationship (orthognathic surgery)

Alveoloplasty Anesthesia (local infiltration) Incision Mucoperiosteal flap reflection (scalpel periosteal elevator exposure visualization blood supply rest on intact bone ful-thinckness avoid injury to vital structures 202i1212

2021/2/21 Alveoloplasty Anesthesia (local infiltration) Incision & Mucoperiosteal flap reflection (scalpel & periosteal elevator) Tips • exposure & visualization • blood supply • rest on intact bone • full-thinckness • avoid injury to vital structures

Alveoplasty-cont'd Bone removal WALTER LOI 0901 (chisel&mallet/ rongeur) unibevel side-cutting Bone smooth (bone file side-cutting for rongeur ● unibevel chisel 有 preserve bone AMAP pull smoothing for file 2021/221

2021/2/21 Bone removal (chisel&mallet / rongeur) unibevel side-cutting Bone smooth (bone file) Tips • side-cutting for rongeur • unibevel chisel • preserve bone AMAP • “pull” smoothing for file Alveoplasty-cont’d

A/veoplasty-cont'd Suturing (Interrupted/continuous/margin/matress) Post-op care Mouth rinse Suture removing (w post-op) Prosthetic restoration (2w post-op) 2021/221

2021/2/21 Suturing (Interrupted/continuous/margin/matress) Alveoplasty-cont’d Post-op care • Mouth rinse • Suture removing (1w post-op) •Prosthetic restoration (2w post-op)

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Removal of mandibular tori · Location Anesthsia Incision 2021/221

2021/2/21 Removal of mandibular tori • Location • Anesthsia • Incision

Lingual mucoperiosteal flap reflection Undermine the tori with fissure bur Remove bone with chisel 2021/221

2021/2/21 Undermine the tori with fissure bur Remove bone with chisel Lingual mucoperiosteal flap reflection

Removal of palatal torus Indication Full/partial denture restoration ULcerated of mucosa Interfered with speech Anesthesia · GP block · nP block 2021/221

2021/2/21 Removal of palatal torus Indication • Full/partial denture restoration • Ulcerated of mucosa • Interfered with speech Anesthesia • GP block • NP block

Incision Flap reflection Segmenting w fissure bur

2021/2/21 Incision Flap reflection Segmenting w/ fissure bur