Clinical trials: Perforation
Tympanic Membrane Perforation, Chronic Otitis Media
Platelet-Rich Fibrin in Revision Cartilage Tympanoplasty
The aim of this study is to evaluate the success rate of revision surgery using a conchal cartilage graft supported with autologous platelet-rich fibrin (PRF), performed under local anesthesia, in patients who previously…
- Trial name
- NCT07893418
- Testing
- PRF-supported conchal cartilage tympanoplasty under local anesthesia
- Where
- Turkey (Türkiye)
- Volunteers
- 35 people
- Sponsor
- Bakirkoy Dr. Sadi Konuk Research and Training Hospital
Stickler Syndrome Type 1, Stickler Syndrome Type 2
Retinal Detachment Prevention (Laser Prophylaxis) in Stickler Syndrome (SS)
The goal of this clinical trial is to prospectively document to what extent the OSC/SS prophylactic laser retinopexy procedure works to prevent retinal detachment in SS in children and adults.
- Trial name
- OSC/SS (NCT07146516)
- Testing
- Prophylactic (non-invasive) Laser Retinopexy
- Where
- 6 sites in United States
- Volunteers
- 500 people
- Sponsor
- Helen Keller Eye Research Foundation
Macular Hole, Myopia
Efficacy and Safety of Myopic Macular Hole Closure Surgery Without Endotamponade Agent
Macular hole (MH) is a common condition that affects approximately 1.6/1000 elderly Chinese population. The prevalence is expected to be even higher in individuals with high myopia (HM), an established risk factor for MH.
- Trial name
- NCT07129798
- Testing
- ILM flap with no endotamponade technique
- Where
- Hong Kong
- Volunteers
- 20 people
- Sponsor
- Chinese University of Hong Kong
Macular Holes, Epiretinal Membrane
Intraoperative OCT Guidance of Intraocular Surgery II
The overall five-year goals of the project are to develop novel technology to provide actionable new information through provision of live volumetric imaging during surgery, improving surgical practice and outcomes.
- Conditions
- Macular Holes, Epiretinal Membrane, Diabetic Retinopathy, Retinal Detachment
- Trial name
- MIOCT (NCT03713268)
- Testing
- Microscope integrated optical coherence tomography
- Where
- United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Duke University
GI Bleeding, Perforation Colon
Evaluation of the Clinical Utility of Endoscopic Closure Using a Dual Action Tissue (DAT) Clip
This study is designed as a multicenter prospective data recording study to document the performance of the DAT clip as part of standard medical care of patients. No experimental interventions will be performed.
- Conditions
- GI Bleeding, Perforation Colon, Perforation Bowel, Perforation Duodenal
- Trial name
- NCT05852457
- Testing
- DAT Clip
- Where
- 2 sites in United States
- Volunteers
- 250 people
- Sponsor
- AdventHealth
Tympanic Membrane Perforation, Conductive Hearing Loss
Outcomes of Cartilage Tympanoplasty in Children
This study evaluates the anatomical and hearing outcomes of cartilage tympanoplasty in pediatric patients with chronic tympanic membrane perforations.
- Conditions
- Tympanic Membrane Perforation, Conductive Hearing Loss, Chronic Otitis Media
- Trial name
- NCT07866222
- Testing
- Cartilage Tympanoplasty
- Volunteers
- 35 people
- Sponsor
- Assiut University
Macular Hole Surgery
Autologous Tenon's Capsule Graft for Refractory Macular Holes
This prospective interventional study evaluates the anatomical and functional outcomes of autologous Tenon's capsule grafting in patients with refractory full-thickness macular holes.
- Trial name
- ATCG-RMH (NCT07318961)
- Testing
- Autologous Tenon's Capsule Graft Placement
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Benha University
Bladder Perforation, Retropubic Midurethral Sling
Retropubic Hydrodissection and Trocar-induced Bladder Perforation During Retropubic Midurethral Slings
Retropubic midurethral slings are a common and effective treatment for stress urine incontinence. The trocar that is attached to the mesh material can hit the bladder which is called a perforation.
- Conditions
- Bladder Perforation, Retropubic Midurethral Sling, Retropubic Hydrodissection
- Trial name
- NCT07208682
- Testing
- retropubic hydrodissection
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
Otosclerosis, Tympanic Membrane Perforation
Audiometric Parameters in Conductive Hearing Loss and Middle Ear Disease
We study audiometric parameters including Transient Otoacoustic emissions, pure-tone audiometry for air- and bone-conduction, and spondaic speech recognition thresholds for air- and bone conduction in a pre- and postoperative…
- Trial name
- NCT00222417
- Testing
- myringoplasty, Stapes surgery
- Where
- Norway
- Sponsor
- University Hospital of North Norway
Tympanic Membrane Perforation
Effectiveness of Silver Nitrate Cauterization vs Conservative Management in Tympanic Membrane Perforation Closure
The objective of this study is to evaluate the effectiveness of 50% silver nitrate chemical cauterization compared to conservative management (spontaneous healing) in closing small, dry tympanic membrane perforations.
- Trial name
- NCT07833670
- Testing
- 50% Silver Nitrate Cauterization
- Volunteers
- 56 people
- Sponsor
- Muhammad Ali Javed
Tympanic Membrane Perforation, Otitis Media
Does Adding a Fascial Layer to the Cartilage in Tympanoplasty for Large Tympanic Membrane Perforation Affect the Overall Results?
Large tympanic membrane (eardrum) perforations present a surgical challenge and are historically associated with lower graft take rates compared to smaller perforations.
- Conditions
- Tympanic Membrane Perforation, Otitis Media, Suppurative Otitis Media, Chronic Suppurative Otitis Media
- Trial name
- NCT07834892
- Testing
- Conchal Cartilage and Perichondrium Tympanoplasty, Conchal Cartilage, Perichondrium, and Temporalis Fascia Tympanoplasty
- Volunteers
- 50 people
- Sponsor
- Assiut University
Tympanic Membrane Perforation, Chronic Otitis Media
Boomerang-Shaped Cartilage Graft in Endoscopic Tympanoplasty
This study evaluates the anatomical and functional outcomes of using a boomerang-shaped chondroperichondrial graft in endoscopic Type I tympanoplasty for repairing anterior or subtotal tympanic membrane perforations.
- Trial name
- NCT07823894
- Testing
- Endoscopic Type I Tympanoplasty with Boomerang-Shaped Chondroperichondrial Graft
- Volunteers
- 50 people
- Sponsor
- Assiut University
Macular Hole
Outcomes of Macular Hole Surgery With Inverted Flap With vs Without Post op Posturing With SF6 in Macular Hole More Than 400 Micrometres
This study evaluated the outcomes of surgery for large full-thickness macular holes measuring more than 400 micrometres using the inverted internal limiting membrane flap technique with sulphur hexafluoride (SF6) gas tamponade.
- Trial name
- NCT07787390
- Testing
- Macular Hole Surgery With Inverted Internal Limiting Membrane Flap and SF6 Gas Tamponade, Face-Down Postoperative Positioning, No Face-Down Postoperative Positioning
- Where
- Pakistan
- Volunteers
- 52 people
- Sponsor
- Lahore General Hospital
Perforated Peptic Ulcer, Peptic Ulcer Perforation
Laparoscopic Falciform Ligament Flap Versus Omental Patch for Perforated Peptic Ulcers
Peptic ulcer perforation is a serious complication of peptic ulcer disease that requires urgent surgical treatment. The standard minimally invasive method is laparoscopic omental patch repair, in which a portion of the patient's…
- Conditions
- Perforated Peptic Ulcer, Peptic Ulcer Perforation, Duodenal Ulcer Perforation, Gastric Ulcer Perforation
- Trial name
- NCT07813780
- Testing
- Laparoscopic Falciform Ligament Flap Repair, Laparoscopic Omental Patch Repair
- Volunteers
- 70 people
- Sponsor
- Assiut University
Macular Holes
Comparative Study of Decellularized Human Amniotic Membrane Hydrogel and Inverted Internal Limiting Membrane Flap in Idiopathic Large Macular Holes
The human amniotic membrane (hAM) patch, introduced by Rizzo et al. in 2018, showed a 100% anatomical success rate for large or failed macular holes over a 6-month follow-up.
- Trial name
- MACROHOLE (NCT06433284)
- Testing
- 25-gauge pars plana vitrectomy with inverted flap technique and SF6 tamponade, 25-gauge pars plana vitrectomy with complete internal limiting membrane peeling with amniotic membrane hydrogel filling and SF6 tamponade
- Where
- Thailand
- Volunteers
- 26 people
- Sponsor
- Walailak University
Tympanic Membrane Perforation
Insulin Intratympanic Application
The objective of the present study was to study the impact of insulin insitu-gel formulation on healing progress after surgical procedures for treatment of dry tympanic membrane perforation for at least three consecutive months.
- Trial name
- NCT07535827
- Testing
- Insulin (Humulin), foam
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Deraya University
Rhegmatogenous Retinal Detachment, Retinal Detachment
Anatomical and Functional Outcomes of Pneumatic Retinopexy for Retinal Detachment: A 2-Year Case Series
The goal of this observational study is to evaluate the 2-year anatomical and functional outcomes of pneumatic retinopexy in phakic adult patients with superior rhegmatogenous retinal detachment meeting adapted PIVOT eligibility…
- Trial name
- NCT07794163
- Testing
- Pneumatic Retinopexy
- Where
- Colombia
- Volunteers
- 33 people
- Sponsor
- Clinica Oftalmologica Paredes
Cataract, Vitreous Hemorrhage
Surgical Procedure Efficiency Evaluation stuDy
The purpose of this real-world evidence study is to compare surgical procedure times for UNITY® VCS and CONSTELLATION® Vision System.
- Conditions
- Cataract, Vitreous Hemorrhage, Retinal Detachment, Macular Pucker
- Trial name
- NCT07228091
- Testing
- UNITY VCS, CONSTELLATION
- Where
- United Kingdom
- Volunteers
- 180 people
- Sponsor
- Alcon Research
Macular Holes, Macular Hole Surgery
Autologous Tenon's Capsule Autograft for Large and Recurrent Full-Thickness Macular Holes
This prospective interventional clinical trial aims to evaluate the anatomical and functional outcomes of autologous Tenon's capsule autograft in the surgical management of large and recurrent full-thickness macular holes.
- Trial name
- ATCG-MH (NCT07760259)
- Testing
- Autologous Tenon's Capsule Autograft
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Benha University
Retinal Diseases, Fuchs Endothelial Dystrophy
DISCOVER Study: Microscope-integrated Intraoperative OCT Study
Optical coherence tomography (OCT )provides high resolution information regarding the anatomic structure of the tissues of the eye in a cross-sectional and 3 dimensional view.
- Conditions
- Retinal Diseases, Fuchs Endothelial Dystrophy, Macular Hole, Epiretinal Membrane
- Trial name
- DISCOVER (NCT02423213)
- Where
- United States
- Volunteers
- 2,911 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic