Purpose: This study aimed to investigate the effect of glide path preparation before shaping with reciprocating single-file. rotary single-file and multiple-file systems on the debris extrusion from the apical. and on the root canal transportation. Materials and Methods: One hundred twenty curved mesial root canals of mandibular first molars were randomly distributed to six groups (n=... https://medicalwarehouses.shop/product-category/patient-lift-slings-and-accessories/