[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"hallux-rigidus\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:hallux-rigidus":26},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,4,0,[8,44,75,129],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":4,"eligibilityCriteria":15,"healthyVolunteers":16,"sex":17,"minAge":18,"maxAge":19,"enrollmentInfo":20,"targetDuration":4,"studyType":23,"phases":4,"briefSummary":24,"conditions":25,"keywords":28,"overallStatus":32,"whyStopped":4,"lastUpdateSubmitDate":33,"lastUpdatePostDateStruct":34,"startDateStruct":37,"completionDateStruct":39,"leadSponsor":41,"locationsCount":4},"100638649","return-to-cross-country-skiing-and-other-physical-activities-after-arthrodesis-of-the-first-metatarsophalangeal-joint-100638649",false,"NCT07610330","Return to Cross Country Skiing and Other Physical Activities After Arthrodesis of the First Metatarsophalangeal Joint","Retur Til Fysisk Aktivitet Etter Avstivning av stortåens Grunnledd","Inclusion Criteria:\n\n* Patients who has underwent arthrodesis of the first metatarsofalangeal joint because of hallux rigidus or severe hallux valgus\n* Patients at age 18-60 at the date of surgery\n* At least one year follow-up, and maximum 5 years since surgery.\n\nExclusion Criteria:\n\n* Non-Norwegian-speaking patients.\n* Impaired walking function.\n* Inability to cooperate.\n* Concomitant osteotomy of other metatarsals.\n* Revision arthrodeses.\n* Patients undergoing follow-up or evaluation for pseudoarthrosis.",true,"ALL","18 Years","60 Years",{"count":21,"type":22},150,"ESTIMATED","OBSERVATIONAL","Patients who have undergone arthrodesis of the first metatarsophalangeal joint due to hallux valgus or hallux rigidus are invited to participate in this study, which aims to investigate how the foot functions after this operation. Patients between 18 and 60 years of age at the time of surgery are eligible to participate. Questionnaires will be distributed to assess current sports function compared with function prior to surgery. Particular focus will be placed on function during cross-country skiing.",[26,27],"Hallux Rigidus","Hallux Valgus",[29,30,31],"Return to sport","First metatarsophalangeal joint","Arthrodesis","NOT_YET_RECRUITING","2026-05-20",{"date":35,"type":36},"2026-05-27","ACTUAL",{"date":38,"type":22},"2026-06",{"date":40,"type":22},"2027-12",{"name":42,"class":43},"Oslo University Hospital","OTHER",{"id":45,"slug":46,"hasResults":11,"nctId":47,"briefTitle":48,"officialTitle":49,"acronym":4,"eligibilityCriteria":50,"healthyVolunteers":11,"sex":17,"minAge":51,"maxAge":52,"enrollmentInfo":53,"targetDuration":4,"studyType":55,"phases":56,"briefSummary":58,"conditions":59,"keywords":61,"overallStatus":63,"whyStopped":4,"lastUpdateSubmitDate":64,"lastUpdatePostDateStruct":65,"startDateStruct":67,"completionDateStruct":69,"leadSponsor":71,"locationsCount":74},"100634319","the-hyalex-mtp-study-100634319","NCT07538141","The Hyalex MTP Study","The Hyalex First-in-Human Study - A Prospective, Single-Arm, Feasibility Study of the HYALEX SLALOM MTP Hemiarthroplasty Implant","Inclusion Criteria:\n\n1. 21-75 years;\n2. Body Mass Index (BMI) ≤ 38;\n3. Degenerative or post-traumatic arthritis of the first metatarsal joint with ICRS grade 2, 3, or 4;\n4. Pre-operative VAS pain score of \\>40;\n5. Presence of good bone stock, without need for bone graft\n\nExclusion Criteria:\n\n1. Known allergy to polyurethanes, bone cement, acrylic, or titanium;\n2. Due to anatomy and\u002For lesion location, inability to position the implant flush or slightly proud relative to the articular surface precluding proper device placement;\n3. Lack of 2mm of vital bone on all sides of implant site;\n4. Cartilage lesions on the phalanx of ICRS Grade 3 - 4 opposite the lesion intended for treatment;\n5. Additional ipsilateral lower limb (hip, knee, ankle, or foot) pathology that requires active treatment (e.g., surgery, brace);\n6. Bilateral degenerative or post-traumatic arthritis of the MTP joints that would require simultaneous treatment of both MTP joints;\n7. Previous cheilectomy resulting in inadequate bone stock;\n8. Diagnosis of gout;\n9. Hallux varus to any degree or hallux valgus \\>20;\n10. Hyper mobility at proximal metatarsal joint;\n11. Interphalangeal angle \\>15","21 Years","75 Years",{"count":54,"type":22},20,"INTERVENTIONAL",[57],"NA","The HYALEX SLALOM MTP Hemiarthroplasty System consists of a synthetic implant designed to replace the distal metatarsal surface of the great toe for treatment of arthritis . The system is composed of the HYALEX MTP Implant and instrumentation. The implant consists of the HYALEX Cartilage material bonded to a titanium backing.",[27,60,26],"Hallux Limitus",[62],"Arthritis","RECRUITING","2026-04-13",{"date":66,"type":36},"2026-04-20",{"date":68,"type":36},"2025-10-01",{"date":70,"type":22},"2027-12-31",{"name":72,"class":73},"Hyalex Orthopaedics, Inc.","INDUSTRY",1,{"id":76,"slug":77,"hasResults":11,"nctId":78,"briefTitle":79,"officialTitle":80,"acronym":4,"eligibilityCriteria":81,"healthyVolunteers":11,"sex":17,"minAge":18,"maxAge":4,"enrollmentInfo":82,"targetDuration":4,"studyType":55,"phases":84,"briefSummary":85,"conditions":86,"keywords":104,"overallStatus":63,"whyStopped":4,"lastUpdateSubmitDate":120,"lastUpdatePostDateStruct":121,"startDateStruct":123,"completionDateStruct":125,"leadSponsor":127,"locationsCount":74},"100481933","performance-and-safety-evaluation-of-inion-compresson-screw-in-foot-and-ankle-surgeries-pmcf-investigation-100481933","NCT05555459","Performance and Safety Evaluation of Inion CompressOn Screw in Foot and Ankle Surgeries. PMCF Investigation","The Performance and Safety Evaluation of Bioabsorbable Headless Inion CompressOn Screws in Selected Fracture, Osteotomy and Artrodesis Surgeries of the Foot and Ankle","Inclusion Criteria:\n\n1. Read the patient information bulletin on the study and signed the patient consent form\n2. Adult patient (over 18-year-old)\n3. Suitable and in need for surgical lower limb operation listed in the indications of this study that requires fastening of bone structures with screws (or an alternative attachment method) in the ankle or foot area, according to a statement of the investigator surgeon\n4. Ability to fill in questionnaires.\n5. Willingness to comply with rehabilitation instructions.\n6. Availability for follow-up visits.\n\nExclusion Criteria:\n\n1. Active infection\n2. Patient conditions including limited blood supply (e.g. patients with severe circulatory disorder of the lower limb\n3. Patient conditions including insufficient quality or quantity of bone (diagnosed osteoporosis, conditions causing secondary osteoporosis e.g. diabetes, rheumatism, eating disorder)\n4. Patient conditions where patient cooperation cannot be guaranteed (alcohol use, drug abuse etc.)\n5. High-load bearing indications (e.g., diaphyseal fractures of long bones) unless used in conjunction with traditional rigid fixation\n6. Patients with significant neuropathy\n7. Pregnancy\n8. Patients who refuse to participate\n9. Lower limb tumor or metastasis\n10. Complex Regional Pain Syndrome (CRPS) in operated foot",{"count":83,"type":22},125,[57],"The study in question is a post market clinical follow up (PMCF) study to evaluate the safety and performance of bioabsorbable headless compression screw Inion CompressOn in selected fracture, osteotomy and arthrodeses operations of the foot and ankle. The study recruits 125 adult patients who meet the acceptance criteria. The follow-up time for each study patient is 4 years. The study is a single center single group study which is conducted in Tampere University Hospital (TAYS) in Finland. The main focus of the study in terms of performance is to evaluate the bone healing\u002Fossification of operated areas. The main focus of the study in terms of safety is to evaluate the occurrence of adverse events and required revision surgeries that are or might be related to the study device.",[87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,26,27,102,103],"Medial Malleolus Fracture","Lisfranc Injury","Lisfranc Fracture","Talus Fracture","Calcaneus Fracture","Navicular Fracture","Deformity, Foot","Ankle Fractures","Foot Fracture","Fractures, Bone","Fracture of Foot","Foot Deformities","Foot Injury","Feet Deformity Tarsus","Metatarsalgia","Deformity of Toe","Deformity of Foot",[105,106,107,108,109,110,111,112,113,114,115,116,117,118,119],"bioabsorbable screw","compression screw","headless screw","orthopaedic screw","bone fixation","bioabsorbable screw study","resorbable","biodegradable","bioabsorbable","fracture fixation with resorbable implants","inion","post-market follow-up study","orthopedic bone fixation","arthrodesis","osteotomy","2026-03-11",{"date":122,"type":36},"2026-03-13",{"date":124,"type":36},"2023-03-07",{"date":126,"type":22},"2032-04-30",{"name":128,"class":73},"Inion Oy",{"id":130,"slug":131,"hasResults":11,"nctId":132,"briefTitle":133,"officialTitle":134,"acronym":4,"eligibilityCriteria":135,"healthyVolunteers":11,"sex":17,"minAge":18,"maxAge":4,"enrollmentInfo":136,"targetDuration":4,"studyType":55,"phases":138,"briefSummary":139,"conditions":140,"keywords":141,"overallStatus":63,"whyStopped":4,"lastUpdateSubmitDate":143,"lastUpdatePostDateStruct":144,"startDateStruct":146,"completionDateStruct":148,"leadSponsor":150,"locationsCount":74},"100398825","the-effect-of-weight-bearing-on-patient-outcomes-following-1st-mtp-joint-fusion-100398825","NCT04473196","The Effect of Weight Bearing on Patient Outcomes Following 1st MTP Joint Fusion","Prospective, Randomized Trial to Evaluate the Effect of Weight Bearing on Patient Outcomes Following 1st MTP Joint Fusion","Inclusion Criteria:\n\n* Age 18 years or great\n* Medically fit for surgery\n* Patients diagnosed with condition for which a 1st MTP joint fusion is a surgical management option based on clinical examination and radiographs\n* Failed non-operative management (orthotics, bracing, Tylenol, NSAIDs, shoe-wear modification)\n* Surgery is for an isolated 1st MTP fusion\n* Able and willing to comply with follow up schedule and requirements\n* Capable of providing informed consent\n\nExclusion Criteria:\n\n* Age \\\u003C18 years old\n* Surgical booking is for more than just 1st MTP fusion\n* Unable to comply with follow up schedule and requirements\n* Unable to provide informed consent",{"count":137,"type":22},92,[57],"randomized-controlled trial looking specifically at the effect of weight bearing on the outcomes of first MTP joint fusions",[27,26],[142],"MTP Hallux rigidus Osteoarthritis","2024-08-21",{"date":145,"type":36},"2024-08-23",{"date":147,"type":36},"2020-09-30",{"date":149,"type":22},"2026-08-31",{"name":151,"class":43},"Nova Scotia Health Authority"]