Check the listing for details. Dental Resin Endo Root Canal Teeth Model Practice Block RCT Pulp Cavity Study. Condition: New. Listed at 55.99 USD. Cuspid A Number of root canals: 1 Root canal curvature: 2★ Difficultyof root canal operation: 1★ Remarks: Standard canine shape, Have a slightly curved root canal, Easier training model Cuspid B Number of root canals: 1 Root canal curvature: 5 Difficulty of root canal operation: 4★ Remarks: rare canine shape, Remarks: rare canine shape, The I ower third of the root canal and The near apical mouth has a severely curved turn, Prepare carefully. Premolar A Number of root canals: 2 Root canal curvature: 3★ Difficulty of root canal operation: 3 ★ Remarks: Standard pr emolar shape, Have a relatively curved root canal, After entering the root canal, Can feel obvious bend ing Premolar B Number of root canals: 2 Root canal curvature: 3★ Difficulty of root canal operation: 3★ Remarks: Standard premolar shape, Have a relatively curved root canal, The root canal takes on a 2-1-2 morpho Iogy Upper molar A Number of root canals: 3 Root canal curvature: 5★ Difficulty of root canal operation: 5★ Remark: The operation is very difficult because of the upper molars, There are 1-2-1 root canal morphology, 2 lateral root canals The curvature of the root canal is very large Upper molar B Number of root canals: 4 Root canal curvature: 4★ Difficulty of root canal operation: 4★ Remark: Have MB2 upper molars, One third under the root canal, Merge into a root canal The root canal on the lingual side is more curved Upper incisor A Number of root canals: 1 Root canal curvature: 1★ Difficulty of root canal operation: 1★ Remark: Standard upper incisor, The root canal is relatively straight, Relatively easy to operate Lower molar A Number of root canals: 4 Root canal curvature: 3★ Difficulty of root canal operation: 3★ Remark: Standard mandibular molars, Has a certain degree of curvature, There is a 2-1-2 root canal morphology There is pipeline traffic near the mouth of the root canal Lower molar B Number of root canals: 3 Root canal curvature: 3 ★ Difficulty of root canal operation: 3★ Remark: Standard mandibular molars, Has a certain degree of curvature, There is a 2-1-2 root canal morpho logy Complex pipel ine traffic near the mouth of the root canal Lower molar C Number of root canals: 3 Root cana | curvature: 4★ Difficulty of root canal operation: 3★ Remark: C-shaped root canal morpho logy, Large curvature, There are 2 root cana | open ings There is a lot of room for creativity Lower incisor A Number of root canals: 2 Root canal curvature: 3★ Difficulty of root canal operation: 2★ Remark: Standard incisor shape, Root canal Ken 2-1 morphol ogy, Has a certain degree of curvature Lower incisor B Number of root canals: 1 Root canal curvature: 2 Difficulty of root canal operation: 2★ Remark: Standard incisor shape, 0val root canal, SI ight curvature