Endodontic Helper

Endodontic Helper

Working Length Calculator & System Sequence Guide

Measurements (mm)

Tooth / Canal Reference: Maxillary Central Incisor Maxillary Canine Maxillary Premolar Maxillary Molar Mandibular Incisor Mandibular Canine Mandibular Premolar Mandibular Molar

Radiographic Tooth Length (RTL):

Anatomical Apex Offset Correction: 0.5 mm (Standard Apical Constriction) 1.0 mm (Radiographic Apex Distance) 1.5 mm (Apical Resorption / Complex) 0.0 mm (Radiographic Apex Target)

Anatomical Reference Cusp/Edge:

Calculated Working Length

21.0 mm

Estimated Working Length (EWL)

Safety Limit (-1.0mm)	20.0 mm
Reference Cusp Point	Mesial Cusp Tip
Apex Locator Verification	Recommended

Confirm all radiographic values with an Electronic Apex Locator (EAL).

Select Rotary / Reciprocating File System: WaveOne Gold (Dentsply Sirona) ProTaper Ultimate (Dentsply Sirona) TruNatomy (Dentsply Sirona) Reciproc Blue (VDW) EdgeFile X7 (EdgeEndo)

System Parameters

Motion Type	Reciprocating (CCW/CW)
Recommended Speed	WaveOne ALL Motor Setting
Torque Limit	Auto-Set / System Specific
Heat Treatment	Gold Thermal Alloy

File Sequence & ISO Colors

Procedural Checklist

• 1. Coronal Access & Glide Path: Pre-flare with orifice opener & #10 K-file.
• 2. EAL Working Length: Confirm zero point with Electronic Apex Locator.
• 3. Shaping Sequence: Progress shaping files with frequent recapitulation.
• 4. Final Irrigation Protocol: NaOCl soak followed by 17% EDTA activation.
• 5. Master Cone Verification: Check tug-back at Working Length.

Irrigation Soak Timer

NaOCl (30-60s per cycle) / EDTA (60s final rinse)

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Automated Clinical Endodontic Summary

Copy or print this summary directly into patient clinical software or record files.

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