Clinical trials: Biofilm
Black Staining
Comparison of Erythritol Air-Polishing and Conventional Polishing Following Ultrasonic Scaling on the Relapse of Chromogenic Tooth Staining in Children
The goal of this randomized clinical trial is to compare the effect of erythritol air-polishing and conventional polishing following ultrasonic scaling on the relapse of chromogenic tooth staining in children aged 4-13 years…
- Trial name
- NCT07730658
- Testing
- Guided Biofilm Therapy with erythritol, Conventional Polishing
- Where
- Turkey (Türkiye)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Marmara University
Periodontitis
Effect of Supragingival Control Versus Supra- and Subgingival Control in the Periodontal Health During the Maintenance
Seventy patients will be previously treated for moderate-to-severe periodontitis according to their individual needs. Thirty days after completion of periodontal treatment, these patients will be randomized to one of the…
- Trial name
- NCT01598155
- Testing
- Group 1 - Supragingival biofilm control, Group 2 - Supra- and subgingival biofilm control
- Where
- Brazil
- Volunteers
- 70 people
- Sponsor
- Federal University of Rio Grande do Sul
Open Reduction and Internal Fixation of Extremity Fractures
MICRO Study: Detecting Bacterial Infections Related to Orthopaedic Surgical Implants
A prospective trial conducted at Shock Trauma of patients between 18 years of age and older who have sustained a fracture with metal implanted.
- Trial name
- MICRO (NCT03132246)
- Testing
- Blood draws
- Where
- United States
- Volunteers
- 260 people
- Sponsor
- University of Maryland, Baltimore
Infection
Coated Endotracheal Tube and Mucus Shaver to Prevent Hospital-Acquired Infections
This study, conducted at the San Gerardo Hospital in Milan, Italy, will examine whether a bacteriocidal-coated endotracheal tube (breathing tube) cleaned with a device called a Mucus Shaver is safe and effective in preventing…
- Trial name
- NCT00341354
- Testing
- Prolonged Mechanical Ventilation
- Where
- Italy
- Volunteers
- 24 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Candida Infection, Denture Stomatitis
The Anti-microbial Effect of Titanium Dioxide Nano Particles in Complete Dentures Made for Edentulous Patients
Although cleaning dentures by immersion in chemical denture cleaning solutions is effective in reducing the number of bacteria, a large number remains adhering to the denture surface.
- Trial name
- NCT03666195
- Testing
- Titanium Dioxide Nanoparticles
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dental Plaque
A Protocol for the Use of Chlorhexidine Gluconate Saturation for the Reduction of Dental Biofilm Formation on Polymethylmethacrylate Restoration
Chlorhexidine gluconate (CHX), as an anti plaque agent, is commonly used with a variety of products. In this study we, the investigators at Hadassah Medical Organization, intend to examine the efficacy of a single dip in CHX of…
- Trial name
- NCT00259181
- Testing
- saturation of polymethylmethacrylate with chlorhexidine gluconate to reduce in vivo plaque formation
- Where
- Israel
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Prosthetic Joint Infection
New Strategies for Biofilm Related Infections
This study aims to develop new assays for synovial fluid analysis able to improve diagnosis of prosthetic joint infections. In particular, use of synovial calprotectin as marker of infection, confocal laser scanning microscopy…
- Trial name
- Diafilm (NCT03784807)
- Testing
- synovial calprotectin, confocal laser microscopy
- Where
- Italy
- Volunteers
- 99 people
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Dental Plaque
Efficacy of Two Chlorhexidine Solutions to Control the Initial Subgingival Biofilm Formation
The aim of the study is to compare the effect of a suspension containing chlorhexidine and alcohol and another one containing clorhexidine with no alcohol in dynamic of the subgingival biofilm formation versus a Placebo…
- Trial name
- NCT02656251
- Testing
- 0.12% Clorhexidine with alcohol, 0.12% Clorhexidine without alcohol
- Where
- Brazil
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Federal University of Rio Grande do Sul
Chronic Ulcer of Lower Extremity
Topical Nitric Oxide Trial in Chronic Non-Healing Wounds
To determine the effects of topically applied ViaNOx-H for 8 hours daily for 2 weeks on the reduction of the bio-burden in biofilms on chronic non-healing wounds as recorded by measurements of wound size and wound culture.
- Trial name
- NCT00823095
- Testing
- Nitric Oxide
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Loma Linda University
Dental Caries
The Effect of Aerosol Formed From Tobacco Heating Systems on the Microbiome of Supragingival Dental Biofilm
Dental caries is a multifactorial disease primarily caused by supragingival dental biofilm. Its progression is influenced by many environmental factors, which include smoking.
- Trial name
- NCT06314100
- Testing
- Tobacco heating systems, cigarette smoking, non smoking
- Where
- Croatia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Rijeka
Staphylococcus Aureus
Studying the Distribution of Accessory Gene Regulator (Agr) Quorum Sensing System and the Prevalence of Linezolid and Mupirocin Resistance in Biofilm Producer/Non Producer Staphylococcus Aureus in Sohag University Hospitals
Staphylococcus aureus is an important pathogen causing a wide spectrum of infections . The organism usually colonizes the skin and mucous of humans and several animal species.
- Trial name
- NCT06291181
- Testing
- antibiotic sensitivity test
- Where
- Egypt
- Volunteers
- 265 people
- Sponsor
- Sohag University
Urologic Diseases
A Study to Determine User Acceptability and Laboratory Data Regarding Use of a Novel Indwelling Urinary Catheter: the Optitip Study
In this study, long-term catheter patients in the Community setting (both catheter clinic attenders or home catheter changes) will be invited to participate in a randomised cross-over study to compare their standard Foley…
- Trial name
- NCT04688541
- Testing
- Optitip Catheter (LinC Medical), Foley catheter
- Sponsor
- University of Southampton
Gingivitis
Non-Invasive Oral Biofilm Characterization
There is a need for toothpastes that more effectively remove oral plaque and prevent re-formation. The objective of this study is to map the development and resolution of clinical gingivitis using conventional clinical…
- Trial name
- NCT02178046
- Testing
- optical measurements
- Where
- United States
- Sponsor
- University of California, Irvine
Gingivitis, Periodontitis
A Clinical and Imaging Study to Evaluate a Novel Dentifrice
There is a need for toothpastes that more effectively remove oral biofilm, inhibit biofilm re-formation and support periodontal health.
- Conditions
- Gingivitis, Periodontitis, Dental Plaque
- Trial name
- NCT02271815
- Testing
- Oral Hygiene
- Where
- United States
- Volunteers
- 194 people
- Sponsor
- University of California, Irvine
Healthcare Associated Infection, Critically Ill
Dynamic Full-Field Optical Coherence Tomography for Structural and Microbiological Characterization of Central Venous Catheter-deposited Biofilm in Critically Ill Patients
29.3% of bacteremias in intensive care units (ICU) are linked to vascular devices, with a significant proportion related to central venous catheters, and an influence on both morbility and mortality.
- Conditions
- Healthcare Associated Infection, Critically Ill, Central Venous Catheter Associated Bloodstream Infection
- Trial name
- OCT-BIO-CVC (NCT06216080)
- Testing
- D-FF-OCT analysis of CVC
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Centre Hospitalier William Morey - Chalon sur Saône
Dental Caries, Dental Plaque
Effect of Xylitol- Versus Erythritol-Sweetened Mints on Plaque ATP-Bioluminescence Readings
This study will assess the effectiveness of erythritol and xylitol in suppressing biofilm activity, using both within-subject and between-group comparisons.
- Trial name
- NCT07902323
- Testing
- Xylitol, Erythritol
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Loma Linda University
Prosthesis-Related Infections, Hip Prosthesis Infection
Effect of Sonication on Periprosthetic Joint Infection Treatment Strategy.
It is not known in the literature how much sonication affects the patient's treatment. Another important issue is that the place of this method in diagnosis is not clear.
- Conditions
- Prosthesis-Related Infections, Hip Prosthesis Infection, Joint Infection, Biofilm
- Trial name
- NCT04304885
- Testing
- Sonication method
- Where
- Turkey (Türkiye)
- Volunteers
- 56 people
- Sponsor
- Bezmialem Vakif University
Implants, Breast
Sonication of Explanted Breast Implants for Detection of Subclinical Infection
Objective. Capsular contracture is a frequent complication after breast implantation with unclear etiology. Summary Background Data: Microorganisms may trigger chronic periimplant inflammation with subsequent capsular fibrosis.
- Trial name
- NCT01138891
- Volunteers
- 121 people
- Sponsor
- Centre Hospitalier Universitaire Vaudois
Oral Biofilm, Dental Plaque
Essential Oils With and Without Alcohol: Substantivity and Antiplaque Effect
The Essential oils (EO) are composed by a wide diversity of products. Therefore, their antimicrobial activity will be related to their composition, configuration, amount and their possible interaction.
- Conditions
- Oral Biofilm, Dental Plaque, Periodontitis
- Trial name
- NCT03146390
- Testing
- Essential oils, Alcohol free essential oils, Water
- Where
- Spain
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Santiago de Compostela
Chlorhexidine, Gingivitis
Clinical and Microbiological Comparison of 0.12% CHX and 0.05% CHX+0.05%CPC Mouthwashes in TPS Patients
The present study compares the effectiveness of two mouthwash formulations (0.12% CHX and 0.05% CHX+0.05%CPC) in reducing gingival inflammation and microbial colonization in individuals with gingivitis and in preventing…
- Conditions
- Chlorhexidine, Gingivitis, Periodontitis, Cetylpyridinium Chloride
- Trial name
- NCT06411522
- Testing
- Mouthwash containing 0.12% CHX (Chlorhexidine), Mouthwash containing 0.05% CHX (Chlorhexidine) and 0.05% CPC (Cetylpyridinium Chloride)
- Where
- Italy
- Volunteers
- 72 people
- Sponsor
- University of Siena