上颌面中颌面骨折解剖形态综述.ppt

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1、Universal Neuro 2,1.2mm Upper-Face Module1.2mm上面部模块,1.7mm Mid-Face Module1.7mm面中部模块,Universal Mandible下颌通用套件,Mini-Plating System迷你接骨板系列,Universal Neuro2系列,Mini-Plating System迷你接骨板系列,Upper Face/ Mid Face上面部/面中部,Midface面中部,The Midface is comprised primarily by Two Bones:面中部主要包括两块骨骼:The Maxilla & the Z

2、ygoma上颌骨和颧骨Maxillary fractures account for approximately 10% to 20% of all facial fractures在所有面部骨折中上颌骨骨折的发生率约为10%-20%。,Buttresses支柱效应,Support pillars of the face and they transmit forces to the base of the skull.像柱子一样支撑面部并将压力传导到头盖骨底部。Reconstruction of these buttresses is the key to maxillary/midfaci

3、al repair (and the general principle of plate osteosynthesis)在上颌骨/面中部骨折的修复中重建这些支柱非常关键(这也是颌面修复接骨板应用的普遍原则)。,Buttresses支柱效应,Vertical垂直的Pterygomaxillary (posterior)翼突上颌(后面)Zygomatico-maxillary (lateral)颧骨上颌 (侧面)Nasomaxillary (medial) 鼻上颌(中间)Horizontal水平的Nasofrontal (supraorbital rims)鼻骨额骨(眼眶上缘)Nasomaxil

4、lary (inferior orbital rims)鼻上颌(眼眶下壁)Inferior border of mandible下颌骨下缘,Horizontal Vertical 水平的 垂直的,Frontal Bone额骨Nasal Bones鼻骨Ethmoid筛骨Lacrimal Bone泪骨Zygoma颧骨Maxilla上颌骨Alveolar Process牙槽突,Craniomaxillofacial (CMF) Trauma颅颌面(CFM)外伤,Direct exposure and fixation of these buttresses provides anatomical r

5、estoration.直接暴露并固定这些支柱有助于解剖结构的恢复。Main goal is to restore:修复的主要目标:Height高度Width宽度Projection 投影,Surgical Exposure Selection术野选择,Cosmetic appearance, inconspicuous area对外表影响较小的不明显的区域。Avoid when possible muscles and nerves尽量避开肌肉及神经。Sensory nerves and cranial nerves感觉神经及颅神经Also consider unique anatomy of

6、 patient还要考虑到患者解剖结构的特殊性。Utilize open wounds for exposure to fracture site利用开放的伤口暴露出骨折的位置。,Exposure of the maxilla:暴露上颌骨Intraoral: vestibular incision/ Sublabial/Gingivobuccal sulcus口内入路:前庭切口/唇下/牙槽沟Periorbital:眶周入路Subciliary 睫下Transconjunctival经结膜Subtarsal 跗骨下Infraorbital眶下Lateral brow眉弓外侧Coronal冠状Up

7、per Eyelid/Blephoroplasty 上睑/内眼角,Zygoma:颧骨:Gillies Gillies入路Coronal冠状Lateral brow眉弓外侧Blepharoplasty眼睑成形术Naso-orbital-ethmoidal:鼻-眶-筛bicoronal incision 双侧冠状切口,Upper/MidFace Surgical Approaches上面部/面中部手术入路,Coronal Approach冠状入路,To access: Zygomatic arch, Superior, medial & lateral orbital rims, Naso eth

8、moidal Region, and Frontal Sinus可进入:颧弓、眼眶前部、中间及后部、鼻筛区及额陡,Coronal Approach冠状入路,Pericranium颅骨膜,Coronal Approach冠状入路,Gillies Approach Gillies 入路For Closed Reduction of a Zygoma Fracture用于颧骨骨折的闭合性复位,Upper Lid Blepharoplasty上眼睑成形术入路,Zygoma Fractures, Frontozygomatic Suture Line, and Orbital Roof Fracture

9、s, Lateral brow颧骨骨折、额颧缝及眶顶骨折、眉弓外侧,Lateral Brow Incision眉弓外侧切口,Zygoma Fractures, Frontozygomatic Suture Line, and Orbital Roof Fractures, Lateral brow颧骨骨折、额颧缝及眶顶骨折、眉弓外侧,Lateral Brow Incision眉弓外侧切口,Transconjunctival Approach经结膜入路,Inferior Orbital Rim, Orbital Floor, ZMC fractures, Lateral Rim, and Med

10、ial Wall前眶部、眶底、颧颌骨折、眶外侧壁及内侧壁,Subcilliary Approach睫下入路,Inferior Orbital Rim, Orbital Floor, ZMC fractures and Lateral Rim眶下缘、眶底、颧颌骨折、眶外侧,Infraorbital Incision眶下切口,Inferior Orbital Rim, Orbital Floor, ZMC fractures and Lateral Rim眶下缘、眶底、颧颌骨折、眶外侧,Subtarsal Approach跗骨下入路,Subtarsal Approach跗骨下入路,Tarsal P

11、late睑板,Periorbital Incisions眶周切口,Lateral Brow眉弓外侧Upper Eyelid/Blepharplasty上睑/睑成形术Transconjunctival经结膜Subciliary睫下Subtarsal跗骨下Infraorbital眶下,Vestibular/Sublabial/Gingivobuccal Sulcus Incision前庭/唇下/牙龈槽切口,Vestibular/Sublabial/Gingivobuccal Sulcus Incision前庭/唇下/牙槽沟切口,Vestibular/Sublabial/ Gingivobuccal

12、 Sulcus Incision前庭/唇下/牙槽沟切口,Universal Upperface/Midface通用上面部/面中部,Zygomaticomaxillary Complex Fracture (ZMC)颧颌复合体骨折(ZMC),Most common midface fracture!是最常见的中面骨折,Zygoma Fracture: Surgical Approaches颧骨骨折:外科手术入路,Lateral brow incision (in or below the eyebrow) for access to the ZF suture眉弓外侧切口(在眉毛里或在眉毛下)达

13、到颧骨骨折线。Vestibular incision for access to the zygomaticomaxillary buttress前庭切口可以暴露颧颌支。Subciliary, transconjunctival, subtarsal, or infraorbital for the inferior orbital rim and orbital floor睫下、经结膜、跗骨下或眶下入路用于暴露眶下部及眶底。Gillies: Reposition of the zygoma temporally Gillies入路:可用于颧骨的临时复位。Transbuccal (sharp

14、hook or bone repositioning pin) 经颊的(可应用锐钩或骨复位针),ZMC Fracture: Treatment颧颌复合体骨折:治疗,Exposure of the fracture sites暴露骨折位点。Reduction of the fractured bone with a sharp hook or repositioning pin用锐钩或复位针将断骨复位。Functionally stable plate osteosynthesis功能性稳定的接骨术,ZMC Fracture: Repositioning Pin颧颌复合体骨折:复位针,Trans

15、buccal Stab Incision经颊针刺切口,Classification of ZMC Fractures颧颌复合体骨折的分类,Increasing displacement位移增大Occular dystopia异位Flat cheekbone cosmetic deformity颧弓变平Increased comminuting加重粉碎损伤Floor & lateral wall disruption 底部及外侧壁断裂,ZMC Fracture Types颧颌复合体骨折类型,第1类,第2类,第3类,第4类,Type 1 & 2 ZMC Treatment第1类及第2类颧颌复合体骨

16、折的治疗,Reduction修复Two point fixation with rigid miniplates (1.2/1.7mm):用微型硬接骨板(1.2/1.7mm)进行两点固定ZF suture &Inferior orbital rim颧颌缝及眶下缘,Type 3 ZMC Treatment第3类颧颌复合体骨折,Reduction 修复Wire interfragmentary alignment线性骨折Three point fixation:三点固定ZF suture颧颌缝Inferior Orbital Rim眶下缘Zygomaticomaxillary buttress 颧

17、颌支,Type 4 ZMC Treatment第4类颧颌复合体骨折,Reduction修复Fragment stabilization稳定断骨片+/- Bone grafting 骨移植4 point fixation:四点固定:ZF suture颧颌缝Inferior Orbital Rim眶下缘Zygomaticomaxillary buttress颧颌支Zygomatic arch颧弓,Orbital Involvement with ZMC Fracture合并有眼眶损伤的颧颌复合体骨折,Fractures of the zygoma are always connected with

18、 fractures of the orbital floor颧骨的骨折总是伴随着与之相连的眶底骨折,Fracture site骨折点,Optical Canal视神经管,Zygomatic Suture颧颌缝,Infraorbital Rim眶下缘,Infraorbital Foramen眶下孔,Bones of the Orbit眶骨的组成,Zygoma(orange)颧弓(橙色) Nasal鼻Lacrimal(Red)泪骨(红色) Maxilla上颌骨Frontal(Purple)额骨(紫色)Ethmoid(Gold)筛骨(金色)Sphenoid(Green)蝶骨(绿色),Lateral

19、 Orbital rim外侧壁Medial orbitalRim内侧壁Medial wall内壁Inferior orbital rim下侧壁SuperiorOrbital Rim上壁Behind the eye后眼窝Behind the eye后眼窝,Patients left eye患者的左眼,Superior View of Inferior Orbital Rim眶下壁俯视图,Orbital Floor with ZMC Fracture颧颌复合体复合眶下壁骨折,Fractures are reduced prior to orbital floor reconstruction将断骨

20、复位后再重建眶底。,Basic Orbital Floor Plate基本眶底修复板,Connection bars are anchored to infraorbital rim将连杆锚定在眶下缘。Floor plates extend over rim plate底板要长于边缘板。,Superior View of Anterior Orbit前眶俯视图,Connection bars trimmed off and fixated to inner surface of orbital rim将连杆平行固定在眶缘表面。Plate covers 75% of the orbital fl

21、oor 修复板要覆盖眶底的75%。,“Blow Out” Fracture“眼眶爆裂性”骨折,眶底骨折,脱垂到骨折部位的脂肪和肌肉,包埋组织,Enopthalmos- 眼球内陷recession of the eyeball within the orbit眼球随着眼眶一起下陷associated with ZMC/Orbital floor fractures伴随有颧颌复合体或眶底的骨折,正常,眼球内陷,Isolated Orbital Floor Fracture眶底离断性骨折,Orbital floor shown with fracture眶底骨折示意图No ZMC fracture

22、component:Orbital rim and the zygomatic complex stay intact未合并颧颌复合体骨折因素:眶缘及颧骨保持完整,Isolated Orbital Floor Fracture眶底离断性骨折,Isolated Orbital Floor Plate眶底离断性骨折接骨板,Small plate is fixated with 1.2mm screws小接骨板用1.2mm螺钉固定。Connection bars are bent up and over the infraorbital rim连杆弯曲向外越过眶下缘。,Naso-Orbital-Et

23、hmoidal (NOE) Fracture Types鼻-眶-筛(NOE)骨折的类型,Type 1第1类single segment (lateral or central fragment)单纯性断裂(侧面或中间部断裂)Type 2第2类comminuted central fragment (fractures external to medial canthal tendon insertion)中部粉碎性断裂(骨折延伸到内眦附着端)Type 3第3类comminuted central fragment (fractures including bone of canthal ten

24、don insertion)中部复合性断裂(骨骼包括内眦附着端的骨折),Types of Midface Fractures面中部骨折的类型,Dr. Rene Le Fort studied facial fracture patternsRene Le Fort 医生对面骨的骨折类型进行了研究。Identified 3 lines of weakness in the facial skeleton定义了3条面部骨骼最脆弱的线。These lines of weakness correspond to the sites of most frequent midfacial fracture

25、s.这些线的分布与面部骨折频发的位置相符合。Le Fort I, Le Fort II, Le Fort III / Le Fort I、 Le Fort II、Le Fort III,LeFort Fracture Patterns LeFort骨折类型,1: LeFort I2: LeFort II3: LeFort III,上颌骨 从下向上骨折,LeFort I Fracture/Treatment LeFort I骨折/治疗,LeFort I FractureLeFort I骨折 Results in a “floating palate”导致“上颚游离”。 Fracture goes

26、 through piriform aperature and is considered bilateral骨折线穿过前鼻孔向两侧延伸。LeFort I Fracture TreatmentLeFort I骨折的治疗Approaches入路Intraoral(Vestibular incision )1.口内入路(前庭切口)MMF to reestablish the correct occlusion 利用MMF重建正常的闭合结构。Reduction of the fracture to the anatomically correct position修复断骨重建正常解剖结构。Funct

27、ionally stable osteosynthesis by means of miniplates on the buttresses 在支柱上使用迷你型接骨板保持接骨术的功能性稳定。Exposure of the fracture site intraorally经口内暴露骨折位点,LeFort I Fracture: Placement of Mini Plates LeFort I 型骨折:迷你型接骨板的放置,Two plates on each side每侧放置两块接骨板One straight or L-shape plate (1.7 or 2.0 mm) on the na

28、somaxillary buttress or piriform aperture在鼻上颌支或前鼻孔处放置一块直型或L型接骨板(1.7 mm 或 2.0 mm) 。One straight or L-shape plate (1.7 or 2.0 mm) on zygomaticomaxillary buttress另一块直型或L型接骨板(1.7 mm 或2.0 mm) 放在颧颌支上。,LeFort II Fracture/Treatment LeFort II 型骨折/治疗,LeFort II Fracture LeFort II 型骨折LeFort II fractures result

29、in mobility of the maxillary and nasal complexLeFort II型骨折会导致上颌及鼻骨的游离。Goes through zygomaticomaxillary suture (lateral orbital rim)骨折线穿过颧颌缝(眶侧面)LeFort II Fracture Treatment LeFort II 型骨折的治疗Approaches入路Infraorbital: subciliary or transconjunctival眶下入路:睫下或经结膜的Intraoral (vestibular): maxilla口内入路(前庭)上颚C

30、oronal: nasoe thmoidal冠状入路:经鼻筛的MMF to reestablish the correct occlusion利用MMF来恢复正常的密闭结构 。Reduction of the fracture in anatomically correct position恢复断骨的正常解剖位置。Functionally stable osteosynthesis using miniplates 使用迷你型接骨板保持接骨术的功能性稳定。,LeFort II Fracture: Placement of Mini PlatesLeFort II 型骨折:迷你型接骨板的放置,O

31、ne 1.2 or 1.7 mm plate to stabilize the nasofrontal region鼻额区固定一块1.2mm或1.7mm的接骨板。One 1.2 or 1.7 mm plate on the infraorbital rim 眶下缘放置一块1.2mm或1.7mm的接骨板。One 1.7/2.0 mm plate on the nasomaxillary buttress在鼻上颌支上放置一块1.7mm或2.0mm的接骨板。,One 1.7/2.0 mm plate on the zygomaticomaxillary buttress在颧上颌支上放置一块1.7mm

32、或2.0mm的接骨板。,LeFort III Fracture/Treatment LeFort III 型骨折/治疗,LeFort III Fracture LeFort III 型骨折Le Fort III fractures result in disconnection of the face from the cranium LeFort III 型骨折会导致面部与头盖骨的离断。Goes through nasomaxillary and nasofrontal sutures骨折线贯穿鼻额缝及鼻上颌缝LeFort III Fracture Treatment LeFort III

33、型骨折的治疗MMF to re-establish the correct occlusion 通过MMF恢复正常的密闭结构。Reduction of the fracture in anatomically correct position恢复断骨的正常解剖位置。Functionally stable osteosynthesis by the means of miniplates使用迷你型接骨板保持接骨术的功能性稳定。,LeFort III ApproachesLeFort III 型骨折手术入路,Lateral brow, upper lid blepharoplasty, or bi

34、coronal眉弓外侧:上睑成形术入路或双侧冠状切口ZF suture颧颌缝Bicoronal incision双侧冠状切口Naso-orbital-ethmoidal fracture鼻-眶-筛骨折Subcilliary, Transconjunctival, Infraorbital Rim睫下、经结膜、眶下缘Infrorbital rim, orbital floor眶下缘、眶底Intraoral/Vestibular Incision经口内/前庭切口Maxilla (LeFort I fracture)上颚(LeFort I 型骨折),LeFort III Fracture: Plac

35、ement of Mini Plates LeFort III型骨折:迷你型接骨板的放置,One 1.2 mm plate to stabilize the naso-orbital-ethmoidal fracutre用一块1.2mm的接骨板稳定鼻-眶-筛的骨折。One 1.2 or 1.7mm plate to stabilize the zygomaticofrontal suture 用一块1.2或1.7mm的接骨板稳定颧额缝。,LeFort III Fracture StabilizationLeFort III型骨折的稳定,Stabilization!稳定,LeFort Osteo

36、tomies LeFort式截骨术,LeFort osteotomies follow the fracture lines described by LeFort.LeFort截骨术是按照LeFort提出的骨折线进行截骨的术式。,LeFort I,LeFort III osteotomy for midface advancementLeFort III截骨术用于面中部前突的矫形。,Frontal Bone/Sinus Fractures额骨/额窦骨折,Includes the following anatomy包括以下解剖结构:Frontal sinus 额窦 Inner (posteri

37、or) and outer (anterior) tables内部的(后)及外部的(前)格Nasofrontal duct鼻额管,Frontal Sinus Fracture- Anterior and Posterior Tables额窦骨折及前后格,包括鼻额管,包括鼻额管,硬脊膜撕裂和CFS漏液,Clinical Example: Frontal Sinus Fracture临床病例:额窦骨折,Treatment of Frontal Bone Fractures额骨骨折的治疗,Anatomic reduction解剖位置修复Supraorbital bar contour眶上缘轮廓Orb

38、ital roof fixation 眶底固定Plates接骨板Mesh 网板Remove sinus septum去除窦隔Obliteration for fronto-nasal duct injury解除鼻额管损伤,Pan Facial Fractures全面部骨折,Complete loss of reference points参照点全部丢失HEIGHT高度PROJECTION投影WIDTH宽度High energy/velocity injury高能/高速损伤Most all major structures/buttresses fractured大部分主要结构/支柱都发生骨折。

39、,Panfacial Fractures全面部骨折,Lateral外侧Zygomatic arch颧弓Lateral Orbital Rim眶外侧Superior上部Frontal Bone额骨Naso-orbital-ethmoidal鼻-眶-筛Medial 中部Infraorbital rim眶下缘Maxillary buttresses 上颌支Inferior下部Mandible下颌骨,Panfacial Treatment Basics全面部骨折的基础治疗,Good pre-operative planning良好的术前规划accurate imaging & fracture classification精确的影像及骨折分类Restore premorbid occlusion 恢复闭合结构MMF key to establishing bite MMF的关键是锚定Priority of fracture fixation骨折固定的优先顺序superior, middle, inferior thirds上部、中部、下部Approaches to Repair: Bottom up, top down, inside out, outside in修复顺序:由下到上、由上到下、由内及外、由外到内,

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