A time-saving single-file system featuring heat-activated NiTi and reciprocating motion to easily shape curved canals without file changes.
Roduct Overview
Key Features
Product Video
Clinical Usage Instructions (IFU)
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Step 1: Negotiate to working length (WL) using an ISO 10 K-file. Ensure at least a #15 path is established.
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Step 2: Select size according to canal width: narrow canals → R25, moderate canals → R40, wide canals → R50.
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Step 3: In reciprocating motion mode (150° forward / 30° reverse, 300 RPM), advance with gentle pecking motions. Withdraw and clean after every 2–3 mm of advancement.
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Step 4: Repeat pecking motions until reaching WL.
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Step 5: Irrigate, dry, and match with the corresponding gutta-percha point (R25 → 25/08, R40 → 40/06, R50 → 50/05).
Key Advantages of the Single-File Technique
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No file changes required, reducing procedural complexity
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No need for prior manual filing enlargement (in most cases)
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Reduced preparation time compared to traditional multi-file systems
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Suitable for experienced clinicians seeking efficiency, as well as beginners
Note: The single file can be pre-curved before use in curved canals. If resistance is encountered during advancement, withdraw and recapitulate with a #10 K-file. Do not force the file forward.
This device is supplied with electronic instructions for use only, which are available in our Download Centre. Safety and performance information is contained therein. Please carefully review the instructions before use.
DENCO Only One File Specifications
| File Model | Tip Ø (mm) | Taper | Length | Function | Package |
|---|---|---|---|---|---|
| R25 | 0.25 | 8 | 21/25/31mm, FG | Single-file system, compatible with 25/08 gutta-percha points | 6 pcs/blister, 6 pcs/box, 6 pcs/pack |
| R40 | 0.40 | 6 | 21/25/31mm, FG | Single-file system, compatible with 40/06 gutta-percha points | |
| R50 | 0.50 | 5 | 21/25/31mm, FG | Single-file system, compatible with 50/05 gutta-percha points |

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