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Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Dilator Placement Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Radiofrequency and Hybrid Fractional Laser for Vaginal Rejuvenation

NCT03316950
View directory record Official record
Conditions
Vaginal Atrophy
Interventions
IntraGen RF, DiVA, Placebo (DIVA/IntraGen combined)
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 3, 2023 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Not applicable Interventional Results available

Cook Balloon vs Dilapan-S for Outpatient Cervical Ripening

NCT05062343
View directory record Official record
Conditions
Induced; Birth
Interventions
Dilapan-S, Cook Cervical Ripening Balloon
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

OPIOID Study - Pain With Osmotic Dilators

NCT03710239
View directory record Official record
Conditions
Abortion in Second Trimester
Interventions
Dilapan-S, Laminaria
Device
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years and older · Female only
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Mar 15, 2020 · Synced Sep 7, 2026, 9:16 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Dilapan-S® for Induction of Labor The Feasibility Study

NCT04521062
View directory record Official record
Conditions
Induction of Labor Affected Fetus / Newborn
Interventions
Dilapan S
Device
Lead sponsor
Albany Medical College
Other
Eligibility
Not listed
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Apr 17, 2023 · Synced Sep 7, 2026, 9:16 AM 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 Sep 7, 2026, 9:16 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Cervical Preparation With Mifepristone Prior to Osmotic Dilators

NCT03714880
View directory record Official record
Conditions
Second Trimester Abortion
Interventions
Mifepristone 200 MG, Placebo Oral Tablet
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jun 7, 2022 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Not applicable Interventional Results available

Induction of Labor in Women With Unfavorable Cervix: Dilapan Versus Foley Bulb

NCT02899689
View directory record Official record
Conditions
Pre-induction Dilation of Cervix
Interventions
Dilapan, Foley Catheter
Device
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
2
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2020 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Not applicable Interventional Results available

Outcomes of Esophageal Self Dilation for Benign Refractory Esophageal Stricture Management

NCT03738566
View directory record Official record
Conditions
Esophageal Dilation, Refractory Benign Esophageal Stricture
Interventions
Esophageal self-dilation therapy, Endoscopic therapy with esophageal dilation
Device · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 23, 2023 · Synced Sep 7, 2026, 9:16 AM EDT
Recruiting Not applicable Interventional

Ripening Approaches for Prompt Induction and Delivery - Sequential Versus Concurrent Dilapan-S and Misoprostol to Achieve Vaginal Delivery (RAPID-DS)

NCT07717502
View directory record Official record
Conditions
Nulliparous Women Who Scheduled for Labor Induction, Pregnancy
Interventions
Sequential Cervical Ripening, Inpatient Combined Cervical Ripening
Combination Product
Lead sponsor
Ochsner Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 7, 2026, 9:16 AM EDT
Completed No phase listed Observational

MIS MiLIF Versus Open

NCT00792129
View directory record Official record
Conditions
Chronic Low Back Pain, Leg Pain
Interventions
The Atavi System
Device
Lead sponsor
Zimmer Biomet
Industry
Eligibility
18 Years to 75 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
9
States / cities
La Jolla, California • San Diego, California • Port Charlotte, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2012 · Synced Sep 7, 2026, 9:16 AM EDT
Active, not recruiting No phase listed Observational

Registry of the Patient Experience for Carpal Tunnel Release

NCT06071468
View directory record Official record
Conditions
Carpal Tunnel Syndrome, CTS
Interventions
UltraGuideCTR (Device) with Ultrasound Guided Carpal Tunnel Release (CTR-US), Endocscopic CTR, Open CTR
Device · Procedure
Lead sponsor
Sonex Health, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2,000 participants
Timeline
2024 – 2027
U.S. locations
33
States / cities
Foley, Alabama • Scottsdale, Arizona • Glastonbury, Connecticut + 30 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Sep 7, 2026, 9:16 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

A Human Factors Study to Evaluate a Novel Intracanalicular Insertion Device in Healthy Subjects

NCT04945824
View directory record Official record
Conditions
Healthy
Interventions
Dexamethasone Ophthalmic, Dilator
Drug · Device
Lead sponsor
Ocular Therapeutix, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Feb 5, 2023 · Synced Sep 7, 2026, 9:16 AM EDT
Withdrawn Not applicable Interventional

Mifepristone Versus Osmotic Dilators in Conjunction With Misoprostol for Cervical Preparation Prior to D&E at 14-19 Weeks

NCT02679092
View directory record Official record
Conditions
Legally Induced Abortion Without Mention of Complication
Interventions
Misoprostol, Mifepristone, Hygroscopic cervical dilators
Drug · Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
San Jose, California
Source: ClinicalTrials.gov public record
Updated Sep 18, 2019 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Phase 4 Interventional Results available

Addition of Buprenorphine to Paracervical Block for Pain Control During Osmotic Dilator Insertion

NCT04254081
View directory record Official record
Conditions
Procedural Pain, Buprenorphine, Adjuvants, Anesthesia, Dilation and Evacuation, Analgesics
Interventions
Buprenorphine 0.15 MG, Lidocaine 1% Injectable Solution
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2023 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Not applicable Interventional

MIP Versus PCNL for Kidney Stone Disease

NCT04767919
View directory record Official record
Conditions
Kidney Stone
Interventions
Standard Percutaneous Nephrolithotomy (sPCNL), Minimally Invasive Percutaneous Nephrolithotomy (MIP)
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
5
States / cities
Phoenix, Arizona • San Diego, California • Cleveland, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2025 · Synced Sep 7, 2026, 9:16 AM EDT
Recruiting Phase 2 Interventional

Paracervical Block With Combined Ketorolac and Lidocaine for Osmotic Dilator Placement

NCT07487246
View directory record Official record
Conditions
Pain Management, Abortion, Second Trimester Abortion, Dilation and Evacuation
Interventions
Ketorolac, oral ibuprofen, Placebo, Lidocaine HCl 1%, Saline
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 7, 2026, 9:16 AM 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 Sep 7, 2026, 9:16 AM EDT
Completed Phase 4 Interventional Results available

Gabapentin for Pain Control After Osmotic Dilator Insertion and Prior to D&E Procedure: a Randomized Controlled Trial

NCT03080493
View directory record Official record
Conditions
Abortion, Induced, Cervical Preparation, Pain
Interventions
Gabapentin 600mg, Placebo oral capsule, acetaminophen/codeine and ibuprofen
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older · Female only
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2020 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Phase 3 Interventional Results available

Mifepristone Versus Osmotic Dilator Insertion for Cervical Preparation Prior to Surgical Abortion at 15-18 Weeks

NCT01436279
View directory record Official record
Conditions
Cervical Preparation
Interventions
Mifepristone, osmotic dilators
Drug · Device
Lead sponsor
Boston University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 13, 2017 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Foley Bulb Insertion Method: Blind vs. Direct

NCT03450408
View directory record Official record
Conditions
Pregnancy Related
Interventions
Method of placement of Foley bulb transcervical dilator
Procedure
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
372 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated May 6, 2020 · Synced Sep 7, 2026, 9:16 AM EDT
Withdrawn Not applicable Interventional

Vaginal Dilator Therapy Among Women With Gynecologic and Breast Cancers Experiencing Dyspareunia

NCT05129332
View directory record Official record
Conditions
Dyspareunia
Interventions
Vaginal Moisturizer, Vaginal Dilator
Other · Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
New York, New York • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 3, 2024 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Not applicable Interventional Results available

Pre-Operative Effects of Mifepristone on Dilation and Evacuation Services

NCT01862991
View directory record Official record
Conditions
Legally Induced Abortion Without Mention of Complication
Interventions
Hygroscopic cervical dilators, Misoprostol, Intra-amniotic digoxin, Mifepristone
Other · Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
2
States / cities
San Jose, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2024 · Synced Sep 7, 2026, 9:16 AM EDT
Completed Phase 4 Interventional Results available

Oral Sedation During Cervical Dilator Placement

NCT03202550
View directory record Official record
Conditions
Oral Sedation and Cervical Dilator Pain
Interventions
Oxycodone and Lorazepam (Active Comparator), Placebo Comparator
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 29, 2020 · Synced Sep 7, 2026, 9:16 AM 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 Sep 7, 2026, 9:16 AM EDT