Soft Tissue InjuriesFacial InjuriesAthletic InjuriesSkatingSports EquipmentWounds and InjuriesSoft Tissue NeoplasmsHand InjuriesSprains and StrainsVascular MalformationsLeg InjuriesJointsSpinal InjuriesTibial FracturesDislocationsLigaments, ArticularFractures, BoneSoft Tissue InfectionsKnee JointSarcomaBrain InjuriesReperfusion InjuryTreatment OutcomeEmergency Service, HospitalRetrospective StudiesJoint DiseasesTime FactorsSpinal Cord InjuriesFinger JointProspective StudiesAnkle JointLung InjuryInjury Severity ScoreHip JointTarsal Joints