The aim of this study is to compare the clinical effectiveness of a single rotary file system versus a multiple rotary files system in pulpectomy of primary molars
In pediatric dentistry, premature loss of necrotic primary molars has been a matter of great concern over the years. In modern pedodontic practice, Pulpectomy is regarded as the choice modality of treatment for pulpally involved necrotic teeth. Hand files are used for mechanical preparation of primary tooth during pulpectomy but it has been found to be time consuming and may negatively influence the child's behavior . Much attention has been directed toward making pulpectomy a less time-consuming and a more-efficient procedure. These challenges lead to the introduction of rotary endodontics in pediatric dentistry. However, the bizarre root canal morphology and thinner root dentin limited the use of rotary endodontics in primary teeth. Various modified protocols have been introduced to overcome such barriers to prevent undesirable complications. Up to our knowledge, no clinical trials in the literature have been done to compare the clinical and radiographic success of single rotary file systems versus multiple rotary files systems when used in pulpectomy of primary molars. Thus, the present study aims to investigate the clinical effectiveness of those two techniques
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
48
single rotary file Fanta AF blue rotary files 20 taper 4
multiple rotary files system Fanta AF baby rotary files 20 , 25 , 30 taper 4
Cairo university
Cairo, Egypt
RECRUITINGinstrumentation time
instrumentation time of pulpectomy using single rotary file by stopwatch
Time frame: during the operation
child's cooperation level
child's cooperation level using Frenkel's behaviour rating scale using Grades ( 1- Definitely negative 2- negative 3- positive 4- definitely positive )
Time frame: baseline and during the operation
obturation quality
obturation quality measuring using periapical radiographs using Coll and Sadrian criteria ( scores) the quality of the root canal filling was defined as : 1. underfilling : all the canals were filled more than 2 mm short of the apex 2. optimal filling : one or more of the canals having the obturant ending at the radiographic apex or up to 2 mm short of the apex 3. overfilling : any canal showing obturant outside the root
Time frame: immediately after the operation
Reem mohamed fouad, PHD
CONTACT
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