Clinical trials: Maintenance
Prosthesis and Implant Dentistry
Maintenance and Tissues Conditions of Fixed Screw-Retained Implant Prosthesis Versus Implant-Retained Ball Overdentures
The aim of this study was to compare the prosthetic maintenance requirements between implant-retained ball overdentures versus fixed screw- retained implant prosthesis.
- Trial name
- NCT04708132
- Testing
- Screw retained restoration, implant-retained ball overdentures
- Where
- Egypt
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Kafrelsheikh University
Peri-Implant Health, Peri-Implantitis and Peri-implant Mucositis
Monitoring of Implant Diseases: Diagnosis and Monitoring With aMMP-8 Test Technology
68 patients underwent the aMMP-8 chair-side test as well as clinical traditional measurement methods. Those who had one or more implants in their mouth were selected as patients.
- Trial name
- IMP_TRE (NCT06761521)
- Testing
- Peri-Implantitis and Peri-implant mucositis
- Where
- Finland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Hanna Lahteenmaki
Determination of Clinical Effects, Presence of Inflammatory Cytokines
Long Term Comparison of Ultrasonic and Hand Instrumentation in the Maintenance of Peri-implant Tissues: A Randomized Clinical Trial
Nowadays, dental implants are a very attractive and affordable treatment option for patients. According to the American Society of Implant Dentistry the dental implant market in the U.S is projected to reach $1.3 billion by…
- Conditions
- Determination of Clinical Effects, Presence of Inflammatory Cytokines, Patients Perception of Discomfort, Titanium Scalers
- Trial name
- NCT02100384
- Testing
- Peri-implant maintenance
- Where
- Canada
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of Manitoba
Sleep Quality
Survey of Students' Sleep Related Outcomes and Sleep Management Network for Sleep
Several factors may cause sleep disturbance among nursing students. Sleep and its several influencing factors are both continuous dynamic process.
- Trial name
- NCT03627221
- Testing
- music listening and social network
- Where
- Taiwan
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Buddhist Tzu Chi General Hospital
Resting Heart Rate, Blood Glucose Control
Assessing the Effects of Cool Roofs on Indoor Environments and Health in Niue
Ambient air temperatures in the Pacific have broken record highs in 2024. Solutions are needed to build heat resilience in communities and adapt to increasing heat from climate change.
- Conditions
- Resting Heart Rate, Blood Glucose Control, Depression, Heat-related Symptoms
- Trial name
- REFLECT (NCT06570993)
- Testing
- Cool roof
- Where
- Niue
- Volunteers
- 288 people, healthy volunteers welcome
- Sponsor
- Aditi Bunker
Insomnia, Shift-Work Related Sleep Disturbance
A Pilot Study of Cognitive Behavioral Therapy - Insomnia (CBT-I) Among Professional Firefighters
The primary aim of this study is to investigate the feasibility, acceptability, and preliminary efficacy of an adapted Cognitive Behavioral Therapy - Insomnia (CBT-I) intervention in improving sleep in a firefighter population.
- Trial name
- NCT05087121
- Testing
- Cognitive Behavioral Therapy for Insomnia for Firefighters (CBT-I-F), Fitbit Inspire HR Wrist Worn Device (NCT04176926)
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Pacific University
Sleep Quality, Comfort
The Effects of Receiving Warm Footbath With Lavender Essential Oil on Sleep and Comfort
Purposes: Describe the background information and clinical characteristics of respirator-dependent patients, verify the sleep and comfort effects of respirator-dependent patients whether or not they receive a lavender essential…
- Trial name
- NCT06380933
- Testing
- experimental group
- Where
- Taiwan
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- Dalin Tzu Chi General Hospital
Sleep Quality, Meal Timing
This Trial Examines How Last Meal Composition and Timing Affect Sleep Quality and Circadian Gene Expression Among Medical Residents. Recruitment Not Yet Started; Study Begins Dec 2025 and Ends Dec 2026.
This randomized controlled trial aims to evaluate the effects of last meal composition and timing on sleep quality and circadian gene expression among medical residents in Jordanian hospitals.
- Conditions
- Sleep Quality, Meal Timing, Circadian Rhythm, Medical Residents
- Trial name
- CHRONO-MED (NCT07339592)
- Testing
- High-Carbohydrate Last Meal, High-Protein Last Meal, Balanced Standard Dinner
- Where
- Jordan
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Jordan
Coronary Artery Calcification
The Effects and Safety of Low Calcium Dialysis on Coronary Artery Calcification in Maintenance Hemodialysis Patients
This study aim to observe the preventive effect and the long term safety of low calcium dialysis on coronary artery calcification in Maintenance hemodialysis (MHD) patients.
- Trial name
- NCT02498457
- Testing
- low calcium dialysis
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Chongqing Medical University
Sleep Disorders
Clinical Trial on a Food Supplement With Melatonin and Herbal Products to Improve Sleep Quality
A randomized, double-blind, placebo-controlled clinical trial on the ability of a dietary supplement containing melatonin and herbal products to improve sleep quality in subjects with insomnia problems with a 15-day follow-up…
- Trial name
- NCT05459272
- Testing
- Aquilea Sueno Forte
- Where
- Spain
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Uriach Consumer Healthcare
Auricular Acupressure 、Nurses、Sleep Quality
Effect of Auricular Acupressure on Sleep Quality in Nurses
The purpose of this study is to explore Effect of Auricular Acupressure on Improving Sleep Quality in Nurses. Adopting a quasi-experimental research design and convenience sampling, nursing staff from a northern medical center…
- Trial name
- NCT06833710
- Testing
- Auricular Acupressure
- Where
- Taiwan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Mackay Memorial Hospital
Mental Health, Insomnia
Mindfulness for Informal Caregivers
The goal of this single-arm pilot clinical trial is to evaluate whether a group-based mindfulness intervention can improve mental health and sleep among parents who are informal caregivers of children with autism spectrum…
- Trial name
- NCT07496138
- Testing
- Mindfulness
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Cocaine Use Disorder
Reinforcing Effects of Cocaine During Phendimetrazine Maintenance
This study will determine the initial efficacy of phendimetrazine as a pharmacotherapy for cocaine dependence. A rigorous, inpatient human laboratory study will be conducted in which the subjective, physiological and reinforcing…
- Trial name
- BED IN 31 (NCT02522325)
- Testing
- Phendimetrazine, Cocaine
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- William Stoops
Opioid-use Disorder, Adherence, Medication
Social Networks and Methadone Maintenance Treatment Retention and Antiretroviral Therapy Retention in Tanzania
Investigators will adapt the Brief Social Behaviour and Network Therapy (B-SBNT) intervention developed to facilitate recovery among people receiving medication-assisted treatment for opioid use disorder in the United Kingdom.
- Conditions
- Opioid-use Disorder, Adherence, Medication, HIV Infections
- Trial name
- NCT04479475
- Testing
- Supportive care through community support persons
- Where
- Tanzania
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins Bloomberg School of Public Health
Insomnia
Bioequivalency Study of Zolpidem Tartrate Under Fasting Conditions
The objective of this study was the bioequivalence of a Roxane Laboratories' Zolpidem Tablets, 10 mg, to Ambien® Tablets, 10 mg (Sanofi-Synthelabo Inc.) under fasting conditions using a single-dose, randomized, 2-treatment…
- Trial name
- NCT00601666
- Testing
- Zolpidem
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Roxane Laboratories
Healthy Older Adults
Neural Representations of Memory Transformation (MEM_TRANS)
Investigators overarching goal is to provide evidence for the link between altered spatiotemporal (where and when) neural mechanisms and the extent of changed memory maintenance in healthy older adults and to identify potential…
- Trial name
- NCT06862622
- Testing
- Computer-based visuomotor sequence learning and interference
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Insomnia, Central Nervous System
A Clinical Study to Evaluate the Drug Interaction Between YZJ-1139 Tablets and Escitalopram Oxalate Tablets
Primary Objective： 1) To evaluate the pharmacodynamic interaction between YZJ-1139 tablets and Escitalopram oxalate tablets in healthy subjects; 2) To evaluate the pharmacokinetic interaction between YZJ-1139 tablets and…
- Trial name
- NCT06680531
- Testing
- YZJ-1139 tablets, Escitalopram oxalate tablets, YZJ-1139 simulated tablets
- Where
- China
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Shanghai Haiyan Pharmaceutical Technology Co., Ltd.
Menopause Related Conditions
ProGo Menopause Wellbeing Study
This study will evaluate whether ProGo®, a salmon protein hydrolysate (SPH), helps to moderate body mass index (BMI) and improve quality of life (QoL) in menopausal women.
- Trial name
- NCT07611305
- Testing
- Salmon protein hydrolysate (SPH) powder formulated into a tablet format, Microcrystalline Cellulose
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Hofseth Biocare ASA
Neurodegenerative Diseases, Aging
Simulation-informed Modelling and Personalized Evaluation (SIMPLE) in Ageing Populations
Multimodal magnetic resonance imaging (MRI), detecting brain structural and functional changes, has emerged as a powerful and promising technique to study individual's brain, as T1-weighted scans can detect morphometric features…
- Conditions
- Neurodegenerative Diseases, Aging, Brain, Cognitive Dysfunction
- Trial name
- NCT06572332
- Where
- Hong Kong
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Alcohol Use Disorder, Insomnia
Mobile App Intervention for Sleep Problems and Alcohol Use Among Veterans
The goal of this clinical trial is to test the preliminary efficacy of a brief mobile app targeting insomnia symptoms among veterans.
- Trial name
- NCT06487793
- Testing
- Enhanced Insomnia Coach, Sleep hygiene comparator
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- University of Southern California
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