The purpose of this study is to evaluate the safety of clinical injection of allogeneic human dental pulp stem cell(DPSC) in local infected periodontal tissue and determine whether injection of allogeneic DPSC is a effective way in the treatment of chronic periodontal disease.
This study will involve 40 patients who were diagnosed as chronic periodontitis will receive periodontal scaling and root planing. Patients will randomly be divided at the base line into two groups.In test group, 20 chronic periodontitis patients will be treated using local DPSC injection. Whereas, a control group will contain 20 patients who will be treated using placebo. Clinical examination including Quigley-Hein plaque index (QHI), bleeding on probing (BoP), probing depth (PD), clinical attachment level (CAL), and gingival recession (GR) will be perform in different time points during the study. Radiographic and clinical examination will be carried out during the late healing phase up to 12 months post operation.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
40
A 0.5ml saline preparation containing 1000000 DPSCs were injected at the local periodontal defects immediately after periodontal scaling and root planing.
A 0.5ml saline preparation were injected at the local periodontal defects immediately after periodontal scaling and root planing.
Capital Medical University School of Stomatology
Beijing, Beijing Municipality, China
RECRUITINGChange from Baseline alveolar bone volume examined by computed tomography(CT) at 1 year
Time frame: Baseline and 1 year after intervention.
Quigley-Hein plaque index (QHI)
Time frame: Baseline
Change from Baseline Bleeding on probing (BoP) at 1 year
Time frame: Baseline and 1 year after intervention.
Change from Baseline Probing depth (PD) at 1 year
Time frame: Baseline and 1 year after intervention.
Change from Baseline Clinical attachment level (CAL) at 1 year
Time frame: Baseline and 1 year after intervention
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