Clinical trials: Graft Loss
Alveolar Bone Loss
Accuracy Assessment of Chin Graft for Ridge Augmentation Using Tooth-supported Guide Versus Free Hand Technique
This study compares the accuracy of osteotomies positions using patient specific guides for onlay bone shells harvested from the chin then the graft positioning for 3D upper anterior ridge augmentation using patient-specific…
- Trial name
- NCT07365852
- Testing
- 3D ridge augmentation using tooth-supported patient-specific guide
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Graft Loss
Factors Influencing Bone Block Allograft Resorption
A main drawback of bone block graft surgery is the resorption occurring in early stages of healing. The aim of this work was investigate different factors associated with graft resorption in allogeneic bone block graft surgery.
- Trial name
- NCT03412838
- Testing
- graft surgery
- Volunteers
- 28 people
- Sponsor
- Universidad Complutense de Madrid
Alveolar Bone Loss, Alveolar Ridge Pathology | Gingiva | Dental
Comparative Study of Gene-activated Bone Substitute and Xenogenic Bone Matrix in Alveolar Ridge Augmentation
The study aim is to compare the effectiveness of two bone substitutes, the gene-activated bone substitute based on octacalcium phosphate and plasmid DNA encoding VEGFA gene and xemogenic deproteinized bone matrix, mixed with…
- Trial name
- NCT04511689
- Testing
- gene-activated bone substitute mixed with autobone
- Where
- Russia
- Volunteers
- 24 people
- Sponsor
- Histograft Co., Ltd.
Bone Loss, Bone Lesion
Hyaluronic Acid +Hydroxyapatite Vs Hydroxyapatite in Bone Regeneration
Evaluation of the effect of hyaluronic acid with hydroxyapatite versus hydroxyapatite alone on bone regeneration following enucleation of mandibular odontogenic cyst.
- Trial name
- NCT05957926
- Testing
- hyaluronic acid added to hydroxyapetite, Hydroxyapatite alone
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Alveolar Bone Loss, Bone Graft Failure
Ridge Preservation In Mandibular Molars Using Mixture Of ABB And Autogenous Particulate VS Sticky Bone
Histological Measurement Comparing the density of the new bone formed during socket preservation technique using a Mixture of Anorganic Bovine Bone(ABB) And Autogenous Particulate vs a Mixture of Injectable Platelets Rich Fibers…
- Conditions
- Alveolar Bone Loss, Bone Graft Failure, Alveolar Bone Resorption
- Trial name
- NCT03584997
- Testing
- ABB And Autogenous Particulate, PRF, ABB & Autogenous Particulate
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Alveolar Bone Loss
Evaluation of Autogenous Stored Versus Autogenous Fresh Mineralized Dentin Graft for Alveolar Ridge Preservation
Tooth extraction triggers a cascade of biological events mediated by both the local inflammatory response that follows the surgical intervention and the deprivation of masticatory stimulation of the periodontium, which elicit an…
- Trial name
- NCT05536479
- Testing
- Autogenous stored mineralized dentin graft (ASMDG), Autogenous fresh mineralized dentin graft (AFMDG)
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Hypophosphatemia, Kidney Transplantation
Evaluation of Dipyridamole in Preventing Post-Transplant Hypophosphatemia in Kidney Transplant Recipients
The primary goal is to determine if Dipyridamole can improve serum phosphate levels and reduce the need for phosphate supplementation.
- Trial name
- NCT06824454
- Testing
- Dipyridamole 75 MG
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- Stanford University
Dehiscence, Tooth Extraction
Effect of Collagen Membrane on Ridge Preservation
This study will evaluate whether adding a resorbable collagen membrane to an anorganic bone-collagen composite (ABCC) graft improves ridge preservation after tooth extraction.
- Conditions
- Dehiscence, Tooth Extraction, Alveolar Bone Loss
- Trial name
- NCT07580495
- Testing
- Minimally Invasive tooth extraction, Alveolar ridge preservation with ABCC, Resorbable collagen membrane (InterCollagen® Guide)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Debora Dias
Skin Graft, Collagen -Elastin Matrix
Efficacy of Collagen-elastin Dermal Substitute in the Treatment of Loss of Cutaneous Substances With Skin Grafts
In reconstructive surgery , most losses of cutaneous substance require the use of a thin skin graft . This technique allows epidermization of the defect by applying a thin layer of autologous epidermis.
- Trial name
- MATRIGREFFE (NCT02090361)
- Testing
- skin graft
- Where
- 4 sites in France
- Volunteers
- 92 people
- Sponsor
- University Hospital, Rouen
Maxillary Sinus Disease, Alveolar Bone Loss
Crestal Sinus Lifting in Periodontally-Compromised Patients Utilizing Autologous Dentin Graft
The integration of artificial intelligence and computer-guided technology offers the potential for improving surgical accuracy, reducing complications, and enhancing outcomes.
- Trial name
- NCT06887582
- Testing
- Free-hand sinus lift augmanted by particulate autologous dentin graft + free-hand implant placement, AI-assisted/computer-guided sinus lift augmanted by particulate autologous dentin graft + computer-guided implant placement, Free-hand sinus lift with autologous dentin block graft +free-hand immediate implant placement
- Where
- Egypt
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Kafrelsheikh University
Alveolar Bone Resorption, Alveolar Ridge Trauma
Vertical Ridge Augmentation Strategies
Guided Bone Regeneration (GBR) is an invaluable and beneficial surgical technique adopted when there is the need to augment an alveolar atrophy.
- Conditions
- Alveolar Bone Resorption, Alveolar Ridge Trauma, Alveolar Bone Loss, Complication of Surgical Procedure
- Trial name
- VARGAS (NCT06242782)
- Testing
- VRA + d-PTFE membrane, VRA + e-PTFE membrane, VRA + customised Ti-mesh
- Volunteers
- 148 people
- Sponsor
- University College, London
Alveolar Bone Loss, Edentulous Jaw
Alloplastic Graft vs Xenograft for Horizontal Alveolar Ridge Augmentation
This prospective split-mouth randomized controlled trial compared horizontal alveolar ridge augmentation using alloplastic bone graft versus xenograft, both performed simultaneously with implant placement using the decompression…
- Trial name
- NCT07608744
- Testing
- Alloplastic bone graft, Xenograft
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ege University
Alveolar Bone Loss, Tooth Loss / Rehabilitation
Bone and Soft Tissue Healing After Socket Preservation With NOVAMag or Permamem Membranes
After tooth extraction, the surrounding bone and soft tissue may undergo dimensional reduction. Socket preservation involves placement of a bone graft into the extraction socket and coverage with a membrane to support healing…
- Conditions
- Alveolar Bone Loss, Tooth Loss / Rehabilitation, Alveolar Bone Grafting, Socket Preservation
- Trial name
- NCT07856693
- Testing
- NOVAMag Membrane, permamem Membrane, Alveolar Socket Preservation With an Allogeneic Bone Graft
- Where
- Croatia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Zagreb
Burns
Effect of rFVIIa on Peri-operative Blood Loss in Patients Undergoing Major Burn
The purpose of the study is to see if a medication (Recombinant Coagulation Factor VIIa or NovoSeven), normally used to stop bleeding in persons with a bleeding disorder, will lower the amount of blood lost during burn surgery.
- Trial name
- NCT00243243
- Testing
- Recombinant Factor VIIa
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- United States Army Institute of Surgical Research
Type 1 Diabetes Mellitus
Prevention of de Novo Allosensitization in Islet Transplant Recipients Following Complete Graft Loss
This is a single-center, prospective, open label study in islet transplant recipients after complete islet graft rejection/loss, defined as stimulated c-peptide ≤0.3 ng/mL.
- Trial name
- NCT01999361
- Testing
- Myfortic
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Rodolfo Alejandro
Alveolar Bone Loss, Periodontal Diseases
GUIDOR® Growth Factor Enhanced Bone Graft Substitute for the Treatment of Periodontal Defects 6-months Post-Surgery
GUIDOR Growth Factor Enchanted Bone Graft Substitute (GFeBGS) when used in periodontal surgery will shown greater gum and bone regeneration when compare to bone graft substitute alone. Also, to find the optimal dose.
- Trial name
- NCT01728844
- Testing
- beta-tricalcium phosphate alone, GFeBGS 0.1%, GFeBGS 0.3%
- Where
- 6 sites in United States
- Volunteers
- 88 people
- Sponsor
- Sunstar Americas
Bone Loss
The Use of CoreBone Coral Particles vs. Cones for Preservation of Alveolar Bone
Normally, dentists do not graft the socket after extraction of teeth. When they do graft they use particulate graft devices. The purpose of this study is to examine whether coral particles of 300-450um in comparison to coral…
- Trial name
- CoreBone (NCT02632734)
- Testing
- CoreBone Cone device, CoreBone 500 device
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- The Baruch Padeh Medical Center, Poriya
Kidney Disease, Proteinuria
Angiotensin II Blockade for Chronic Allograft Nephropathy
Chronic allograft nephropathy continues to be a major cause of kidney transplant loss and return to dialysis. Treatment options are limited and the course of the disease tends to be progressive.
- Trial name
- NCT00067990
- Testing
- Losartan 100mg
- Where
- 2 sites in United States
- Volunteers
- 153 people
- Sponsor
- University of Minnesota
Tooth Loss
Azento IIS 3 Year Outcomes Implant Study
The revised purpose of this study is to compare and evaluate the stability of the implant body, survival rate, bone-level changes, and the implant's soft-tissue outcomes over a period of 1 year.
- Trial name
- NCT04255342
- Testing
- Implant Placement and Temporary Crown using AstraTech Implant System EV, Final Crown Delivery
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Christopher Barwacz
Graft Loss, Condition
Recipient Site Pre-conditioning in Fat Grafting
This study aims to investigate the preparation of the recipient site prior to autologous fat grafting (AFG) using different methods.
- Trial name
- me15Schaefer (NCT03393598)
- Testing
- pre-expansion using Kiwi® VAC-6000M., pre-heating using Hilotherm Calido®., pre-expansion-heating
- Where
- 2 sites in Switzerland
- Volunteers
- 60 people
- Sponsor
- University Hospital, Basel, Switzerland