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ClinicalTrials.gov public records Last synced Oct 22, 2026, 9:05 AM EDT

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Showing 1–24 of 74 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Breast-conserving Surgery Clear all
Completed Not applicable Interventional

Self-Determination Theory-informed Occupational Therapy Program to Increase Physical Activity Among Survivors of Breast Cancer

NCT06671730
View directory record Official record
Conditions
Breast Cancer Survivor
Interventions
8-Week Telehealth-based Occupational Therapy Program
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Pilot Study of Radiofrequency Ablation of Breast Cancer Lumpectomy Sites to Decrease Re-operation

NCT00571987
View directory record Official record
Conditions
Cancer of the Breast
Interventions
AngioDynamics (previously RITA Med,Inc) radiofrequency delivery system (consisting of a generator and Starburst XL probe)
Device
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older · Female only
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2013
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 24, 2015 · Synced Oct 22, 2026, 9:05 AM EDT
Active, not recruiting Not applicable Interventional

Intraoperative Radiation Therapy in Treating Patients With Breast Cancer Undergoing Breast-Conserving Surgery

NCT01570998
View directory record Official record
Conditions
Stage IA Breast Cancer, Stage IIA Breast Cancer
Interventions
Intraoperative Radiation Therapy, Laboratory Biomarker Analysis
Radiation · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
45 Years and older · Female only
Enrollment
1,259 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2028
U.S. locations
25
States / cities
Berkeley, California • Irvine, California • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Recruiting Phase 3 Interventional

Adding Surgery and Radiation to the Usual Treatment for HER2-Positive Breast Cancer That Had Already Spread at Diagnosis

NCT07578116
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Metastatic HER2-Positive Breast Carcinoma, Oligometastatic Breast Carcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Breast Conservation Treatment, Computed Tomography, Cyclin-Dependent Kinase 4 Inhibitor, Cyclin-Dependent Kinase 6 Inhibitor, Echocardiography Test, HER2-targeted Therapy, Hormone Therapy, Magnetic Resonance Imaging, Mammography, Pertuzumab, Positron Emission Tomography, Radiation Boost, Radiation Therapy, Stereotactic Body Radiation Therapy, Stereotactic Radiosurgery, Taxane Compound, Total Mastectomy, Trastuzumab, Trastuzumab Deruxtecan, Trastuzumab Emtansine, Ultrasound Imaging
Procedure · Drug · Biological + 1 more
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
562 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2033
U.S. locations
59
States / cities
Jonesboro, Arkansas • Derby, Connecticut • Fairfield, Connecticut + 45 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Not listed No phase listed Observational

Prospective Analysis of EnVisio Spatial Intelligence for Soft Tissue Localization and Guided Surgical Excision

NCT06572410
View directory record Official record
Conditions
Tumors, Breast
Interventions
EnVisio Navigation System
Device
Lead sponsor
Elucent Medical
Industry
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Winter Garden, Florida
Source: ClinicalTrials.gov public record
Updated Aug 27, 2024 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Not applicable Interventional

Evaluating and Comparing Two Surgical Methods for Treatment of Early Stage Breast Cancer

NCT01271738
View directory record Official record
Conditions
Breast Neoplasms, Breast Cancer, Breast Tumors, Cancer of Breast, Cancer of the Breast, Human Mammary Carcinoma, Neoplasms, Breast
Interventions
Remove tumor only, Removal of tumor and tissue
Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Female only
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 17, 2015 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Phase 2 Interventional Results available

Hypofractionated Radiation Therapy in Treating Participants With Breast Cancer Before Surgery

NCT03624478
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage IA Breast Cancer AJCC v8, Anatomic Stage IB Breast Cancer AJCC v8, Anatomic Stage IIA Breast Cancer AJCC v8, Prognostic Stage I Breast Cancer AJCC v8, Prognostic Stage IA Breast Cancer AJCC v8, Prognostic Stage IB Breast Cancer AJCC v8, Prognostic Stage IIA Breast Cancer AJCC v8
Interventions
Hypofractionated Radiation Therapy
Radiation
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 15, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Recruiting Phase 2 Interventional

Repeat Breast Conserving Surgery Followed by Daily Partial Breast Irradiation in Ipsilateral Breast

NCT06129747
View directory record Official record
Conditions
Breast Cancer, Tumor, Breast
Interventions
Radiation Therapy
Radiation
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
19 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
2
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Not applicable Interventional Results available

A Study to Evaluate the Accuracy of a Breast Cancer Locator (BCL) in Patients With Palpable Cancers

NCT02550210
View directory record Official record
Conditions
Breast Cancer
Interventions
Breast Cancer Locator (BCL)
Device
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Phase 3 Interventional

Prognostic Study of Sentinel Lymph Node and Bone Marrow Metastases in Women With Stage I or Stage IIA Breast Cancer

NCT00003854
View directory record Official record
Conditions
Breast Cancer
Interventions
immunohistochemistry staining method, lymphangiography, sentinel lymph node biopsy, therapeutic conventional surgery, whole breast irradiation
Other · Procedure · Radiation
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
4,590 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2011
U.S. locations
113
States / cities
Birmingham, Alabama • Mobile, Alabama • Scottsdale, Arizona + 83 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2016 · Synced Oct 22, 2026, 9:05 AM EDT
Not yet recruiting Phase 3 Interventional

Phase 3 Trial of SRG-514 Administered Intraoperatively to Patients Undergoing Breast-Conserving Surgery

NCT07723469
View directory record Official record
Conditions
TNBC - Triple-Negative Breast Cancer
Interventions
BCS + SRG-514, BCS
Drug · Procedure
Lead sponsor
SURGE Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2034
U.S. locations
3
States / cities
Rochester, Minnesota • New York, New York • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Completed No phase listed Observational

Exploratory Study Comparing ClearSight System 2D Map to Post Surgery Histopathological Analysis in Lumpectomy

NCT02679378
View directory record Official record
Conditions
Breast Cancer
Interventions
ClearSight™ System
Device
Lead sponsor
Clear Cut Medical Ltd.
Industry
Eligibility
18 Years to 99 Years · Female only
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
2
States / cities
Little Rock, Arkansas • Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 22, 2026, 9:05 AM EDT
Withdrawn Phase 2 Interventional

Breast-Conserving Surgery Followed by Radiation Therapy With MRI-Detected Stage I or Stage II Breast Cancer

NCT01100489
View directory record Official record
Conditions
Ductal Breast Carcinoma in Situ, Estrogen Receptor-negative Breast Cancer, Estrogen Receptor-positive Breast Cancer, HER2-negative Breast Cancer, HER2-positive Breast Cancer, Invasive Ductal Breast Carcinoma, Invasive Lobular Breast Carcinoma, Male Breast Cancer, Medullary Ductal Breast Carcinoma With Lymphocytic Infiltrate, Mucinous Ductal Breast Carcinoma, Papillary Ductal Breast Carcinoma, Progesterone Receptor-negative Breast Cancer, Progesterone Receptor-positive Breast Cancer, Stage I Breast Cancer, Stage II Breast Cancer, Tubular Ductal Breast Carcinoma
Interventions
external beam radiation therapy, questionnaire administration, therapeutic conventional surgery
Radiation · Other · Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
3
States / cities
Cleveland, Ohio • Orange, Ohio • Westlake, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 8, 2011 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Phase 2 Interventional

Evaluation of Chemotherapy Prior to Surgery With or Without Zometa for Women With Locally Advanced Breast Cancer

NCT00242203
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Zometa, Epirubicin, Docetaxel, Trastuzumab, External beam radiation, Modified radical mastectomy or breast conserving surgery with axillary lymph node dissection
Drug · Radiation · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 13, 2013 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Not applicable Interventional

IORT (Intra-operative Radiation Therapy) in Early Stage Breast Cancer

NCT01988870
View directory record Official record
Conditions
Breast Cancer
Interventions
Intra-operative Radiation Therapy (IORT)
Radiation
Lead sponsor
Shayna Showalter, MD
Other
Eligibility
50 Years and older · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 22, 2016 · Synced Oct 22, 2026, 9:05 AM EDT
Recruiting Not applicable Interventional

Axillary Radiotherapy or Axillary Lymph Node Dissection in Patients With Clinically Node- Positive Breast Cancer Undergoing Upfront Tailored Axillary Surgery

NCT07140172
View directory record Official record
Conditions
Breast Cancer
Interventions
Axillary lymph node dissection (ALND), Axillary radiotherapy (ART)
Procedure
Lead sponsor
University Hospital, Basel, Switzerland
Other
Eligibility
18 Years and older
Enrollment
1,060 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2037
U.S. locations
3
States / cities
Bethesda, Maryland • Durham, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Active, not recruiting No phase listed Observational

IORT Following Breast Conserving Surgery for Early Stage Breast Cancer Registry

NCT03536897
View directory record Official record
Conditions
Breast Cancer
Interventions
IORT
Radiation
Lead sponsor
Mount Carmel Health System
Other
Eligibility
65 Years and older · Female only
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Recruiting Not applicable Interventional

Feasibility Study for the SIRA-1000, SIRA® RFA Electrosurgical Device as an Adjunct to Breast Conserving Surgery

NCT07206121
View directory record Official record
Conditions
Breast Cancer, Breast-conserving Surgery, Breast Cancer - Infiltrating Ductal Carcinoma, ER/PR+Her2neu, Grade I, II, III
Interventions
Radiofrequency ablation alone, Radiofrequency ablation Electrosurgical Device
Device
Lead sponsor
Innoblative Designs, Inc.
Industry
Eligibility
50 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Suspended No phase listed Observational

The Impact of Surgeon-Interpreted Intraoperative Margin Assessment During Breast Conserving Surgery on Postoperative Treatment

NCT07140965
View directory record Official record
Conditions
Breast Cancer
Interventions
Pegulicianine Fluorescence-Guided Surgery, Digital Breast Tomosynthesis, Breast Conserving Therapy
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Not applicable Interventional Results available

Early Surgery or Standard Palliative Therapy in Treating Patients With Stage IV Breast Cancer

NCT01242800
View directory record Official record
Conditions
Breast Cancer, Stage IV Breast Cancer
Interventions
palliative surgery, therapeutic conventional surgery, palliative radiation therapy, radiation therapy
Procedure · Radiation
Lead sponsor
Eastern Cooperative Oncology Group
Network
Eligibility
18 Years to 120 Years
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
369
States / cities
Mobile, Alabama • Anchorage, Alaska • Scottsdale, Arizona + 267 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2023 · Synced Oct 22, 2026, 9:05 AM EDT
Not listed Phase 3 Interventional

Randomized Study of Combination Chemotherapy With or Without Focused Microwave Thermotherapy Before Surgery in Treating Women With Large Breast Cancer Tumors

NCT01204801
View directory record Official record
Conditions
Breast Cancer
Interventions
Focused Microwave Thermotherapy, Chemotherapy (control)
Device · Drug
Lead sponsor
Medifocus, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Oct 22, 2026, 9:05 AM EDT
Active, not recruiting Not applicable Interventional

Intraoperative Radiation Therapy (IORT) in DCIS

NCT03216421
View directory record Official record
Conditions
Breast Cancer, Ductal Carcinoma in Situ
Interventions
Quality of Life Questionnaires
Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
265 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 22, 2026, 9:05 AM EDT
Completed Phase 1Phase 2 Interventional

Percutaneous Removal and Margin Ablation for Breast Cancer

NCT00574301
View directory record Official record
Conditions
Breast Cancer
Interventions
Percutaneous Removal and Margin Ablation
Procedure
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 90 Years · Female only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jul 25, 2013 · Synced Oct 22, 2026, 9:05 AM EDT
Not listed Not applicable Interventional

Intraoperative Use of ClearEdge Device in Breast Conserving Surgery

NCT05456373
View directory record Official record
Conditions
Breast Cancer
Interventions
ClearEdge device
Device
Lead sponsor
LS BioPath
Industry
Eligibility
18 Years and older · Female only
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Mar 22, 2023 · Synced Oct 22, 2026, 9:05 AM EDT