{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+to+Prospective", "query": { "intervention": "Retrospective to Prospective" }, "page_size": 10 }, "pagination": { "page": 1, "page_size": 10, "total_count": 216, "total_pages": 22, "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+to+Prospective&page=2&page_size=10", "previous_page_url": null }, "source": "remote", "last_synced_at": "2026-09-08T03:41:59.006Z", "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.", "notes": [ "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.", "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.", "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees." ], "trials": [ { "nct_id": "NCT07775976", "title": "Cor360: Clinician-Facing Broad-Spectrum Cardiac Phenotyping and Risk Assessment Using COR® Wearable ECG to Inform Outcomes-Oriented Care Pathways", "overall_status": "ENROLLING_BY_INVITATION", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Cardiovascular Diseases", "Cardiovascular Diseases Risk", "Cardiac Conduction System Disease", "Bundle/Fascicular Abnormalities", "His-Purkinje Disease", "Arrhythmias, Cardiac", "Rhythm Phenotypes", "Myocardial Ischemia", "Syncope", "Syncope Recurrent", "Syncope and Collapse", "Seizure Disorder", "Sleep Apnea Syndrome, Obstructive", "Decision Support Systems, Clinical", "Heart Failure - NYHA II - IV", "Heart Failure (for Example, Fluid Overload)", "HRV", "Cardiopulmonary", "Sudden Cardiac Arrest", "Cardiac Arrest (CA)", "Ventricular Arrhythmias and Cardiac Arrest", "Ventricular Fibrillation", "QT Dispersion", "Atrial Cardiomyopathy" ], "interventions": [ { "name": "COR Wearable ECG Monitoring", "type": "DEVICE" }, { "name": "Cor360 Clinician-Facing Decision-Aid Reporting", "type": "OTHER" } ], "intervention_types": [ "DEVICE", "OTHER" ], "sponsor": "Peerbridge Health, Inc", "sponsor_class": "INDUSTRY", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 1000, "start_date": "2026-08-20", "completion_date": "2030-06-17", "has_results": false, "last_update_posted_date": "2026-08-21", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 2, "location_summary": "Pasadena, California • Nashville, Tennessee", "locations": [ { "city": "Pasadena", "state": "California" }, { "city": "Nashville", "state": "Tennessee" } ], "official_url": "https://clinicaltrials.gov/study/NCT07775976" }, { "nct_id": "NCT04785924", "title": "Imipenem/Cilastatin/Relebactam (IMI/REL) in Treatment of CRE Infections", "overall_status": "WITHDRAWN", "study_type": "INTERVENTIONAL", "phases": [ "PHASE4" ], "conditions": [ "Carbapenem-Resistant Enterobacteriaceae Infection", "KPC", "Gram-Negative Bacterial Infections", "Antibiotic Resistant Infection" ], "interventions": [ { "name": "Imipenem+Relebactam", "type": "DRUG" } ], "intervention_types": [ "DRUG" ], "sponsor": "Wake Forest University Health Sciences", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 0, "start_date": "2021-06-07", "completion_date": "2023-01-12", "has_results": false, "last_update_posted_date": "2024-09-04", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 1, "location_summary": "Charlotte, North Carolina", "locations": [ { "city": "Charlotte", "state": "North Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT04785924" }, { "nct_id": "NCT07118306", "title": "COPD Exacerbation Follow Up", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "COPD (Chronic Obstructive Pulmonary Disease)" ], "interventions": [], "intervention_types": [], "sponsor": "Viz.ai, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "40 Years", "maximum_age": null, "sex": "ALL", "summary": "40 Years and older" }, "enrollment_count": 485, "start_date": "2026-02-27", "completion_date": "2027-12", "has_results": false, "last_update_posted_date": "2026-09-02", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 5, "location_summary": "Park Ridge, Illinois • Cherry Hill, New Jersey • Philadelphia, Pennsylvania + 2 more", "locations": [ { "city": "Park Ridge", "state": "Illinois" }, { "city": "Cherry Hill", "state": "New Jersey" }, { "city": "Philadelphia", "state": "Pennsylvania" }, { "city": "Falls Church", "state": "Virginia" }, { "city": "Milwaukee", "state": "Wisconsin" } ], "official_url": "https://clinicaltrials.gov/study/NCT07118306" }, { "nct_id": "NCT05653102", "title": "A Post-Market Domestic (US) and International Data Collection to Assess the Truliant Knee System", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Knee Arthroplasty, Total" ], "interventions": [ { "name": "Truliant Total Knee System", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "Exactech", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 1000, "start_date": "2019-01-23", "completion_date": "2035-07-31", "has_results": false, "last_update_posted_date": "2024-06-18", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 5, "location_summary": "Aurora, Colorado • DeLand, Florida • Las Vegas, Nevada + 2 more", "locations": [ { "city": "Aurora", "state": "Colorado" }, { "city": "DeLand", "state": "Florida" }, { "city": "Las Vegas", "state": "Nevada" }, { "city": "Akron", "state": "Ohio" }, { "city": "Charleston", "state": "South Carolina" } ], "official_url": "https://clinicaltrials.gov/study/NCT05653102" }, { "nct_id": "NCT03724110", "title": "Telestroke for Comprehensive Transient Ischemic Attack Care in Acute Stroke Ready Hospitals", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Transient Ischemic Attack" ], "interventions": [ { "name": "Telestroke", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "University of Minnesota", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 300, "start_date": "2018-10-02", "completion_date": "2022-07-02", "has_results": false, "last_update_posted_date": "2023-10-18", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 5, "location_summary": "Burnsville, Minnesota • Grand Rapids, Minnesota • Hibbing, Minnesota + 2 more", "locations": [ { "city": "Burnsville", "state": "Minnesota" }, { "city": "Grand Rapids", "state": "Minnesota" }, { "city": "Hibbing", "state": "Minnesota" }, { "city": "Princeton", "state": "Minnesota" }, { "city": "Wyoming", "state": "Minnesota" } ], "official_url": "https://clinicaltrials.gov/study/NCT03724110" }, { "nct_id": "NCT02766907", "title": "Optimizing the Ocular Surface Prior to Cataract Surgery", "overall_status": "COMPLETED", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Corneal Dystrophy, Epithelial Basement Membrane" ], "interventions": [ { "name": "cryopreserved amniotic membrane", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "BioTissue Holdings, Inc", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "50 Years", "maximum_age": null, "sex": "ALL", "summary": "50 Years and older" }, "enrollment_count": 20, "start_date": "2016-03", "completion_date": "2018-04", "has_results": true, "last_update_posted_date": "2019-03-19", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 1, "location_summary": "Norfolk, Virginia", "locations": [ { "city": "Norfolk", "state": "Virginia" } ], "official_url": "https://clinicaltrials.gov/study/NCT02766907" }, { "nct_id": "NCT05865301", "title": "Outcomes in Pediatric and Young Adult B-Cell Malignancies After Commercially Available Immunotherapy", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Lymphoid Leukemia" ], "interventions": [ { "name": "Questionnaire for patients receiving therapy", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Stanford University", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": "26 Years", "sex": "ALL", "summary": "Up to 26 Years" }, "enrollment_count": 500, "start_date": "2023-06-29", "completion_date": "2038-12-31", "has_results": false, "last_update_posted_date": "2026-06-04", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 22, "location_summary": "Tucson, Arizona • Duarte, California • Palo Alto, California + 19 more", "locations": [ { "city": "Tucson", "state": "Arizona" }, { "city": "Duarte", "state": "California" }, { "city": "Palo Alto", "state": "California" }, { "city": "San Francisco", "state": "California" }, { "city": "New Castle", "state": "Delaware" } ], "official_url": "https://clinicaltrials.gov/study/NCT05865301" }, { "nct_id": "NCT04857528", "title": "Detecting HPV DNA in Anal and Cervical Cancers", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Cervical Cancer", "Anal Cancer", "HPV-Related Anal Squamous Cell Carcinoma", "HPV-Related Cervical Carcinoma", "HPV-Related Carcinoma", "Uterine Cervical Cancer" ], "interventions": [ { "name": "Radiation Treatment With or Without Chemotherapy", "type": "RADIATION" }, { "name": "Blood Sample Collection", "type": "OTHER" }, { "name": "HPV Genotyping (HPV DNA Test)", "type": "DIAGNOSTIC_TEST" }, { "name": "Testing Archival Tumor Tissue", "type": "DIAGNOSTIC_TEST" }, { "name": "Physical Exam", "type": "OTHER" }, { "name": "Positron Emission Tomography Scan (PET Scan)/ Computed Tomography Scan (CT Scan)", "type": "DIAGNOSTIC_TEST" } ], "intervention_types": [ "RADIATION", "OTHER", "DIAGNOSTIC_TEST" ], "sponsor": "University of Chicago", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 20, "start_date": "2020-10-06", "completion_date": "2027-11-15", "has_results": false, "last_update_posted_date": "2026-03-04", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 2, "location_summary": "Chicago, Illinois", "locations": [ { "city": "Chicago", "state": "Illinois" }, { "city": "Chicago", "state": "Illinois" } ], "official_url": "https://clinicaltrials.gov/study/NCT04857528" }, { "nct_id": "NCT01184183", "title": "Trial Comparison of Accuseal and Bovine Pericardial Patch During Endarterectomy", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Coronary Stenosis" ], "interventions": [ { "name": "Comparing Accuseal Vs. Bovine Pericardial in CEA", "type": "PROCEDURE" } ], "intervention_types": [ "PROCEDURE" ], "sponsor": "CAMC Health System", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": "90 Years", "sex": "ALL", "summary": "18 Years to 90 Years" }, "enrollment_count": 200, "start_date": "2009-09", "completion_date": "2012-01", "has_results": false, "last_update_posted_date": "2026-08-18", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 1, "location_summary": "Charleston, West Virginia", "locations": [ { "city": "Charleston", "state": "West Virginia" } ], "official_url": "https://clinicaltrials.gov/study/NCT01184183" }, { "nct_id": "NCT05199870", "title": "MDR - PMCF Study for RingLoc Bipolar Acetabular Cup and Endo II Femoral Heads", "overall_status": "ENROLLING_BY_INVITATION", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Hip Arthritis", "Hip Disease", "Hip Fractures", "Hip Injuries", "Hip Pain Chronic" ], "interventions": [ { "name": "RingLoc Bipolar Acetabular Cup", "type": "DEVICE" }, { "name": "Endo II Femoral Head", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "Zimmer Biomet", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 116, "start_date": "2026-03-10", "completion_date": "2027-03", "has_results": false, "last_update_posted_date": "2026-03-19", "last_synced_at": "2026-09-08T03:41:59.006Z", "location_count": 1, "location_summary": "Falls Church, Virginia", "locations": [ { "city": "Falls Church", "state": "Virginia" } ], "official_url": "https://clinicaltrials.gov/study/NCT05199870" } ] }