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Showing 25–38 of 14 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Cervical Dilation Clear all
Completed No phase listed Observational

Self-Obtained Ultrasound Scans for Measurement of Cervical Dilation and Effacement in Labor

NCT05038891
View directory record Official record
Conditions
Cervical Dilation
Interventions
Digital Cervical Exam, Transperineal Ultrasound, Transvaginal Ultrasound
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Jul 22, 2026, 9:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cervical Preparation for Same-Day Dilation & Evacuation

NCT06799052
View directory record Official record
Conditions
Abortion, Second Trimester, Procedural Pain, Procedural Complication
Interventions
Transcervical single-balloon catheter, Synthetic osmotic dilators
Device
Lead sponsor
Boston Medical Center
Other
Eligibility
16 Years and older · Female only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Jul 22, 2026, 9:37 PM EDT
Completed Early Phase 1 Interventional

Ulipristal Acetate for Cervical Preparation

NCT03802149
View directory record Official record
Conditions
Termination of Pregnancy
Interventions
Ulipristal Acetate
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Jul 22, 2026, 9:37 PM EDT
Completed No phase listed Observational

Compliance to Vaginal Dilation Therapy in Patients Who Have Undergone Radiation Therapy For Stage IB, Stage IIA, Stage IIB, Stage IIIA, or Stage IIIB Cervical Cancer or Stage IA, Stage IB, Stage IIA, or Stage IIB Endometrial Cancer

NCT00735514
View directory record Official record
Conditions
Cervical Cancer, Endometrial Cancer, Radiation Toxicity, Sexuality and Reproductive Issues
Interventions
compliance monitoring, questionnaire administration, assessment of therapy complications, management of therapy complications, psychosocial assessment and care
Behavioral · Other · Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
8
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 7, 2019 · Synced Jul 22, 2026, 9:37 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Azithromycin to Improve Latency in Exam Indicated Cerclage Control Trial

NCT05132829
View directory record Official record
Conditions
Preterm Birth, Obstetric Labor, Premature, Obstetric Labor Complications, Pregnancy Complications, Physiological Effects of Drugs, Uterine Cervical Incompetence, Anti-Bacterial Agents, Azithromycin, Cefazolin
Interventions
Azithromycin 1 gram IV, Cefazolin and indomethacin
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
2
States / cities
Chicago, Illinois • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 25, 2023 · Synced Jul 22, 2026, 9:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

12 Versus 20 mL PCB for D&E Cervical Prep

NCT03356145
View directory record Official record
Conditions
Pain
Interventions
12 mL paracervical block, 20 mL paracervical block
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 22, 2024 · Synced Jul 22, 2026, 9:37 PM EDT
Not listed Not applicable Interventional

Effectiveness and Safety Evaluation of Aqueduct 100-device

NCT02959567
View directory record Official record
Conditions
Cervix Uteri Dilation
Interventions
Aqueduct 100 dilation
Device
Lead sponsor
Aqueduct Medical Ltd
Industry
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 8, 2016 · Synced Jul 22, 2026, 9:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Transcutaneous Electrical Nerve Stimulation (TENS) for Pain Control During Cervical Dilator Placement Prior to Dilation and Evacuation

NCT03868787
View directory record Official record
Conditions
Pain Management
Interventions
TENS, Sham TENS
Device
Lead sponsor
Ashley Turner, MD
Other
Eligibility
18 Years and older · Female only
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Jul 22, 2026, 9:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Same-day Cervical Preparation Before Dilation and Evacuation

NCT03002441
View directory record Official record
Conditions
Cervical Dilation Prior to Dilation and Evacuation
Interventions
Same-Day Dilapan-S, Overnight Dilapan-S
Device
Lead sponsor
Planned Parenthood of Greater New York
Other
Eligibility
18 Years and older · Female only
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 21, 2021 · Synced Jul 22, 2026, 9:37 PM EDT
Completed Not applicable Interventional Results available

Mifepristone Versus Laminaria Insertion for Cervical Preparation Prior to Surgical Abortion at 14-16 Weeks

NCT00986921
View directory record Official record
Conditions
Abortion
Interventions
mifepristone 200 mg, osmotic dilator insertion
Drug · Device
Lead sponsor
Boston University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 30, 2014 · Synced Jul 22, 2026, 9:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

24-hour Mifepristone and Buccal Versus Mifepristone and Vaginal Misoprostol for Cervical Preparation for D&E

NCT03134183
View directory record Official record
Conditions
Abortion, Second Trimester
Interventions
Vaginal Misoprostol, Buccal Misoprostol
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Jul 22, 2026, 9:37 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Paracervical Block for Pain Control With Osmotic Dilator Placement

NCT02354092
View directory record Official record
Conditions
Abortion Late, Pain
Interventions
Local anesthetic for tenaculum placement, Sham, Paracervical Block, Dilator Placement, Post-procedural assessment, Preprocedural pain control
Procedure · Behavioral · Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2019 · Synced Jul 22, 2026, 9:37 PM EDT
Recruiting Not applicable Interventional

RCT of Cervical Ripening Double Ballon Catheter Prior to Dilation and Evacuation.

NCT07200115
View directory record Official record
Conditions
Cervical Preparation Prior to Dilation and Evacuation
Interventions
Cervical Ripening Double Balloon (CRDB) Catheter, Osmotic Dilators
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Jul 22, 2026, 9:37 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Outpatient Transcervical Balloon For Induction of Labor

NCT05798728
View directory record Official record
Conditions
Induced Vaginal Delivery, Induced; Birth
Interventions
Outpatient transcervical foley balloon, Inpatient Vaginal Misoprostol
Procedure
Lead sponsor
Hurley Medical Center
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 4, 2023 · Synced Jul 22, 2026, 9:37 PM EDT