Table Of ContentOrthopaedic Biomechanics Made Easy
Orthopaedic
Biomechanics
Made Easy
Sheraz S. Malik, MRCS, MSc
trust-graderegistrarinorthopaedics,NewhamUniversityHospital,BartsHealthcare
NHSTrust,UK
Shahbaz S. Malik, MRCS, MSc
specialtyregistrarinorthopaedics,WestMidlandsDeanery,UK
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I. Malik,ShahbazS.,author. II. Title.
[DNLM: 1. MusculoskeletalPhysiologicalPhenomena.
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AlsotomywifeNadia,forherendlesspatience.
ShahbazS.Malik
CONTENTS
Contributors [pageix]
Preface [xi]
Acknowledgements [xii]
PartI: Orthopaedicbiomaterialsandtheir Torsion [58]
properties Materialandgeometricpropertiesoflongbones [60]
4. Biomechanics of fracture [62]
1. Introduction to orthopaedic
Fundamentalsoffracture [62]
biomechanics [2]
Mechanismofbonefracture [64]
Introductiontoorthopaedicbiomechanics [2]
PatternsofbonefracturesI [66]
Force [4]
PatternsofbonefracturesII [68]
Momentofaforce [6]
PatternsofbonefracturesIII [70]
Staticanalysis [8]
Stressraisers [72]
Staticanalysisappliedtothemusculoskeletalsystem [10]
Corrosion [74]
Simplemachine [12]
Biologicalprocessofbonefracturehealing [76]
Simplemachinesinthemusculoskeletalsystem [14]
Biomechanicalprocessofbonefracturehealing [78]
Stressandstrain [16]
Stress–straincurve [18] 5. Biotribology [80]
Mechanicalproperties [20] Introductiontobiotribology [80]
Viscoelasticpropertiesofmaterials [22] Friction [82]
Wear [84]
2. Orthopaedic biomaterials and their
LubricationI [86]
properties [24]
LubricationII [88]
Structureandpropertiesofmaterials [24] Lubricationofsynovialjoints [90]
Metals [26] Lubricationofprostheticjoints [92]
Alloys [28]
Metalsinorthopaedics [30]
Ceramics [32] PartIII: Clinicalbiomechanics
Ceramicsinorthopaedics [34]
Polymers [36] 6. Biomechanics of the hip and total hip
Polymersinorthopaedics [38] replacement [96]
Composites [40] Axesofthelowerlimbs [96]
Compositesinorthopaedics [42] HipjointreactionforceI [98]
BoneI [44] HipjointreactionforceII [100]
BoneII [46] Totalhipreplacement:cementedfixation [102]
Totalhipreplacement:cementlessfixation [104]
Totalhipreplacement:designandalignmentof
PartII: Engineeringtheoryappliedto
components [106]
orthopaedics
Totalhipreplacement:femoralheadsize [108]
Totalhipreplacement:bearingsurfaces [110]
3. Modes of loading in the musculoskeletal
7. Biomechanics of the knee and total knee
system [50]
replacement [112]
Introduction [50]
Compressionandtension [52] Knee:functionalanatomyI [112]
BendingI [54] Knee:functionalanatomyII [114]
BendingII [56] Knee:flexion–extensionarc [116]
vii
CONTENTS
Kneejointreactionforce [118] 12. Biomechanics of fracture fixation [158]
Totalkneereplacement:designofcomponentsI [120] Introductiontofracturefixation [158]
Totalkneereplacement:designofcomponentsII [122] Cast [164]
Totalkneereplacement:alignmentofcomponents [124] Wires [166]
SurgicalscrewI [168]
8. Biomechanics of the shoulder [126]
SurgicalscrewII [170]
Shoulder:functionalanatomyI [126]
PlatefixationI [172]
Shoulder:functionalanatomyII [128]
PlatefixationII [174]
Shoulderjointreactionforce [130]
IntramedullarynailI [176]
Shoulderreplacement [132]
IntramedullarynailII [178]
Reversedshoulderreplacement [134]
ExternalfixationI [180]
9. Biomechanics of the elbow [136] ExternalfixationII [182]
Elbow:functionalanatomy [136] ExternalfixationIII [184]
Stabilisersoftheelbow [138]
13. Trauma meeting: case-based
Elbowjointreactionforce [140]
discussions [186]
10. Biomechanics of the spine [142] Mechanicsoftraumameeting [186]
BiomechanicsofspinalcomponentsI [142] Fracturesofthemiddlethirdofclavicle [188]
BiomechanicsofspinalcomponentsII [144] Fracturesoftheproximalhumerus [190]
Stabilityofthespinalcolumn [146] Fracturesofthemid-shaftofhumerus [192]
Theloadsactingonthespinalcolumn [148] Intra-articularfracturesofdistalhumerus [194]
Distalradiusfractures [196]
11. Biomechanics of the ankle and
Intertrochantericfracturesoftheproximalfemur [198]
foot [150]
Fracturesofdistalthirdoftibia [200]
Theanklejoint [150] Pilonfractures [202]
Totalanklereplacement [152] Anklefractures [204]
Threerockersofnormalgait [154]
Thefoot [156] Index [207]
viii
