2024
Biomechanical Effects of Subtalar Joint Fusion and Medial Ligament Reconstruction in Simulated Progressive Collapsing Foot Deformity
Lee W, Tecle N, Knapp E, Awad H, Oh I. Biomechanical Effects of Subtalar Joint Fusion and Medial Ligament Reconstruction in Simulated Progressive Collapsing Foot Deformity. Foot & Ankle International 2024, 45: 279-290. PMID: 38240174, DOI: 10.1177/10711007231220940.Peer-Reviewed Original ResearchMedial displacement calcaneal osteotomyProgressive collapsing foot deformitySubtalar joint fusionSevere flatfoot modelFlatfoot modelHeel alignmentValgus tiltMedial ligament reconstructionFoot deformityFresh-frozen cadaveric foot specimensJoint fusionLigament strainBiomechanical effectsTalo-first metatarsal angleCadaveric foot specimensLigament reconstructionSubtalar angleFoot alignmentFoot malalignmentForefoot abductionMetatarsal angleTibiotalar angleTibiotalar tiltFoot specimensCalcaneal osteotomy
2019
Deltoid-Spring Ligament Reconstruction in Adult Acquired Flatfoot Deformity With Medial Peritalar Instability
Brodell JD, MacDonald A, Perkins JA, Deland JT, Oh I. Deltoid-Spring Ligament Reconstruction in Adult Acquired Flatfoot Deformity With Medial Peritalar Instability. Foot & Ankle International 2019, 40: 753-761. PMID: 30902021, DOI: 10.1177/1071100719839176.Peer-Reviewed Original ResearchConceptsPROMIS Pain InterferenceSpring ligament tearsPhysical functionPeritalar instabilityRadiographic outcomesLigament reconstructionLigament tearsOsseous correctionFlatfoot deformityPeritalar stabilitySF-36 physical functionTibiocalcaneonavicular ligamentTalo-first metatarsal angleAdult Acquired Flatfoot DeformityPostoperative weightbearing radiographsPostoperative clinical outcomesPROMIS Physical FunctionAnkle Ability MeasureRetrospective case seriesOutcomes Measurement Information SystemViable surgical optionCalcaneal pitch angleTalonavicular coverage angleAcquired Flatfoot DeformityMeasurement Information System
2018
Deltoid-Spring Ligament Reconstruction in Stage IIB Adult Acquired Flatfoot Deformity with Spring Ligament Tear
Oh I, MacDonald A, Ikepeze T, Deland J. Deltoid-Spring Ligament Reconstruction in Stage IIB Adult Acquired Flatfoot Deformity with Spring Ligament Tear. Foot & Ankle Orthopaedics 2018, 3: 2473011418s00372. DOI: 10.1177/2473011418s00372.Peer-Reviewed Original ResearchAdult Acquired Flatfoot DeformitySpring ligament tearsSF-36 physical functionLigament tearsPhysical functionAcquired Flatfoot DeformityOsseous correctionRadiographic outcomesFlatfoot deformityOutcomes Measurement Information System Physical FunctionShort-term clinical investigationsViable surgical treatment optionPeritalar stabilityPost-operative clinical outcomesTibiocalcaneonavicular ligamentTalo-first metatarsal anglePROMIS Physical FunctionSurgical treatment optionsCalcaneal pitch anglePain interference domainTalonavicular coverage angleAP talo-first metatarsal anglePrevious anatomic studiesGastrocnemius recessionLigament reconstruction