Clinical trials: Excision Margin
Blepharitis
Short-term Effects on Tear Film (Baby Shampoo vs Blephasol)
Lid cleansing is the standard regime that is recommended for the management of blepharitis in the UK and beyond. Whilst many successful commercial preparations exist, and some with clinical evidence, professional guidelines (UK…
- Trial name
- Blepha (NCT04858113)
- Testing
- Blephaclean
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Plymouth
Contact Lens Discomfort
The Effect of Eyelid Margin Debridement on Contact Lens Discomfort
In this study, clinical variables related to eyelids that potentially have an effect on contact lens discomfort will be investigated such as eyelid signs and secretions, eyelid sensitivity, eyelid microbiome, Demodex infestation…
- Trial name
- NCT03311204
- Testing
- BlephEx, Lid Hygenix
- Where
- Australia
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- The University of New South Wales
Pancreatic Cancer, Adult, Margin, Tumor-Free
Usefulness of the Artery First Approach in Pancreatic Cancer Surgery
This study is aimed to evaluate difference of the 2 year recurrence free survival after pancreaticoduodenectomy for pancreatic cancer between artery-first approach and conventional procedure groups.
- Conditions
- Pancreatic Cancer, Adult, Margin, Tumor-Free, Surgery Site Fistula, Recurrence Tumor
- Trial name
- NCT04136522
- Testing
- conventional pancreaticoduodenectomy, total mesopancreas excision including superior mesenteric artery first approach
- Where
- South Korea
- Volunteers
- 268 people, healthy volunteers welcome
- Sponsor
- Asan Medical Center
Indirect Tooth-colored Onlay Restorations in Posterior Teeth, Clinical Performance of Cervical-margin-relocated Onlay Restorations
Clinical Evaluation of Indirect Tooth-Colored Onlays With Cervical Margin Relocation
This study will evaluate the performance of three different tooth-colored onlay materials in adult patients' posterior teeth. First, investigators will use a bulk-fill composite resin to raise the cavity margin above the gum line…
- Trial name
- NCT07157410
- Testing
- Machinable lithium-disilicate ceramic onlay (IPS e.max CAD), Pressed lithium-disilicate ceramic onlay (IPS e.max Press), Machinable composite onlay (BRILLIANT Crios)
- Where
- Egypt
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Blepharitis
Lipids of the Human Tear Film and Their Effect on Tear Stability
This prospective, randomized, comparative clinical trial evaluates the effect of either oral doxycycline, oral essential fatty acid, or topical azithromycin to modify the secretions of the meibomian gland in subjects with…
- Trial name
- NCT00803452
- Testing
- doxycycline, azithromycin
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- University of Louisville
Dental Caries Secondary to Acquired Defects of Tooth Structure
10-years Clinical Trial of Sealed of Margin Failures
Assess the effectiveness of sealing localized marginal defects of amalgam restorations that were initially scheduled for replacement of restorations.
- Trial name
- Sealant (NCT02075801)
- Testing
- Sealing of amalgam margin defects
- Where
- Chile
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Chile
Dental Plaque
Train New Examiners Via Modified Gingival Margin Plaque
The purpose of this study is to train new examiners while testing two commercial products using our standard one-day brushing study regimen by measuring gingival margin plaque index.
- Trial name
- NCT00758563
- Testing
- Fluoride, Triclosan/Fluoride
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Colgate Palmolive
Crown Lengthening
Influence of Restorative Timing on Crown Lengthening Outcome.
Setting the restorative margins for teeth with short clinical crowns is challenging and crown lengthening surgery (CLS) is often necessary.
- Trial name
- NCT03947658
- Testing
- Surgical crown lengthening
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Preserve Crestal Bone Level and Gingival Margin Around Dental Implants
A Prospective Clinical and Radiographic Assessment on New Platform-switched Laser Lok Implants
1. To investigate the hard and soft tissue adaptation and maintenance to the Laser-Lok® microchannels permanent abutment/ new Laser-Lok® implant assembly by performing clinical and radiographic evaluations. 2.
- Trial name
- NCT01899131
- Testing
- platform-switch tapered internal implants
- Where
- Israel
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Tel-Aviv Sourasky Medical Center
Breast Cancer
Wide Field OCT + AI for Positive Margin Rates in Breast Conservation Surgery.
This is a multi-center, randomized, two-arm study designed to measure the effectiveness of the SELENE system in reducing the number of unaddressed positive margins in breast lumpectomy procedures when used in addition to standard…
- Trial name
- RCT (NCT05113927)
- Testing
- Selene
- Where
- 10 sites in United States
- Volunteers
- 613 people, healthy volunteers welcome
- Sponsor
- Perimeter Medical Imaging
Endodontically Treated Teeth
Deep Margin Elevation Vs Crown Lengthening
The present clinical trial will be conducted to reject or accept the null hypothesis that in endodontically treated posterior teeth with deeply located proximal margins, will the Deep Margin Elevation will have better results…
- Trial name
- NCT05381298
- Testing
- Deep Margin Elevation using resin composite, Surgical Crown Lengthening
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
HepatoCellular Carcinoma
Radiotherapy in Hepatocellular Carcinomas After Hepatectomy With Narrow Margin (<1 cm) or Portal Vein Thrombosis
Hepatocellular carcinoma (HCC) is one of ten leading cancer types worldwide and also in Asia, but the five-year relative survival rate is relatively quite low1-3.
- Trial name
- RHCC (NCT02309788)
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Guangxi Medical University
Prostate Cancer Adenocarcinoma, Erectile Dysfunction Following Radical Prostatectomy
Use of Indocyanine Green in Robotic Prostate Surgeries
Imaging of the vascular nerve bundle using Indocyanine Green
- Trial name
- NCT05960149
- Testing
- using Indocyanine Green, Nerve-sparing robot-assisted laparoscopic radical prostatectomy
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Ankara University
Healthy Volunteers, Dynamic Stability Margin
Normative Dynamic & Magnetic Spine
This study aims to describe normal spinal musculoskeletal patterns in healthy adolescents and young adults by using static and dynamic measures.
- Conditions
- Healthy Volunteers, Dynamic Stability Margin, Gait, Paraspinal Muscles
- Trial name
- NDMS (NCT03125434)
- Testing
- EOS full-spine, MRI, gait analysis
- Where
- France
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Centre d'Investigation Clinique et Technologique 805
Sleep Apnea Syndrome, Obstructive, Drowsiness
Ocular Parameters in Patients With Sleep Apnea
The aim of this study is to assess the ocular parameters of drowsiness in patients with diagnosed Obstructive Sleep Apnea Syndrome through objective methods of ocular imaging and subjective evaluation methods (questionnaire)
- Conditions
- Sleep Apnea Syndrome, Obstructive, Drowsiness, Blinking, Concentration Ability Impaired
- Trial name
- NCT05911737
- Testing
- Short video and Questionnaire
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Dental Caries
Clinical Performance of Onlay Restorations After Cervical Margin Relocation (CMR)
The current study intends to evaluate the effect of cervical margin relocation with different restorative materials on three-year clinical performance of indirect Computer-Aided-Design (CAD)/ Computer-Aided-Manufacture (CAM)…
- Trial name
- NCT06155773
- Testing
- Highly viscous glass ionomer (cervical margin relocation), Low shrinkage Flowable Composite (cervical margin relocation), Resin Modified Glass Ionomer (cervical margin relocation)
- Where
- Egypt
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Colorectal Polyp
Assessment of Endoscopic Tip Control Using a Novel Score Based on the Snare Tip Soft Coagulation of Polypectomy Margin Defects
Colorectal cancer is the third most common malignancy worldwide and the second leading cause of cancer related death with approximately 880 792 deaths every year (9,2% of the global yearly 9.6 million cancer deaths).
- Trial name
- NCT05660317
- Testing
- Tip control score
- Where
- Belgium
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital, Ghent
Altered Passive Eruption of Teeth
The Effect of Using Two Different Suturing Techniques on Free Gingival Marginal Stability
Gummy smile is one of the major esthetic problems nowadays; it is due to several causes that either dental or skeletal. Etiology of the gummy smile is altered passive eruption, vertical maxillary excess, different gingival…
- Trial name
- NCT04219436
- Testing
- vertical mattress suturing technique, figure of eight suturing technique
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Retroperitoneal Sarcoma, Margin, Tumor-Free
Retroperıtoneal Soft-Tıssue Sarcomas
: Soft Tissue Sarcomas are rare mesenchymal tumors with many subtypes. Clean margin-wide resection is recommended for treatment. The guidelines recommend that sarcoma treatments be carried out in sarcoma centers.
- Trial name
- NCT05044624
- Testing
- retroperitoneal mass excision
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Istanbul Medeniyet University
Dental Caries, Dental Diseases
Bioactive Versus Non-Bioactive Restorative System in Deep Carious Molars
This research study delves into the effectiveness of bioactive and non-bioactive restorative systems in deep carious permanent molars treated with selective caries removal.
- Conditions
- Dental Caries, Dental Diseases, Deep Caries, Tooth Diseases
- Trial name
- NCT06348953
- Testing
- selective caries removal and conventional non-bioactive restorative system, selective caries removal and bioactive restorative system
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Cairo University