Patellar LigamentTendonsTendon TransferAnterior Cruciate LigamentLigamentsLigaments, ArticularPatellaTransplantation, AutologousTendon InjuriesBone-Patellar Tendon-Bone GraftingKnee JointAnterior Cruciate Ligament ReconstructionReconstructive Surgical ProceduresKnee InjuriesAchilles TendonJoint InstabilityRuptureArthroscopyTendinopathyRange of Motion, ArticularAutograftsPeriodontal LigamentBiomechanical PhenomenaLongitudinal LigamentsPosterior Cruciate LigamentTensile StrengthAthletic InjuriesVolleyballWeight-BearingKneeQuadriceps MuscleTibia