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iEXCEL · Tissue level · C-Line

Straumann TLC™: the C-Line at tissue level

Two neck heights, one TorcFit connection

TLC is the tissue-level implant of Straumann's C-Line. According to the FDA summary it is available in Ø3.3–6.5 mm, with NT, RT and WT TorcFit platforms, and with two neck heights: Standard (2.8 mm) or Standard Plus (1.8 mm).1

Illustration of an implant, abutment and crown
In short
  • Tissue level on the TorcFit™ connection (NT, RT, WT).1
  • Neck height options: Standard 2.8 mm or Standard Plus 1.8 mm.1
  • Roxolid® with SLA® / SLActive®.1
  • C-Line design: tapered with a slim apex.2

Standard vs Standard Plus neck

The neck is the smooth collar that passes through the gum. A taller neck (Standard, 2.8 mm) places the join higher above the bone; a shorter neck (Standard Plus, 1.8 mm) is often chosen where appearance matters or the gum is thinner. The choice is made by the clinician for each site.1

TLC vs TLX

Both are tissue-level implants on TorcFit. TLX belongs to the X-Line, which Straumann positions for immediacy, with a fully tapered body.3 TLC belongs to the C-Line, which Straumann describes as tapered implants with slim apexes for all indications.2 Don't read it as 'premium vs cheaper'. They are different designs.

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Sizes

DiameterLengths (TLC)Platform
Ø3.3 mm8 – 18 mmNT / RT
Ø3.75 mm6 – 18 mmNT / RT
Ø4.5 mm6 – 18 mmRT / WT
Ø5.5 mm6 – 16 mmWT
Ø6.5 mm6 – 16 mmWT

Source: FDA 510(k) summaries K230108 and K234049 (line extension).14

Frequently asked questions

What is the difference between TLC and the classic Straumann Tissue Level implant?
Both are tissue level. TLC belongs to iEXCEL and uses the TorcFit connection; the classic Tissue Level line uses its own connections (for example synOcta and Narrow Neck CrossFit). See Tissue Level.
Clinical review pending. Facts on this page are checked against the sources listed below (regulatory records, manufacturer documents, peer-reviewed research). A named clinician will review it before we call it medically reviewed.
Last updated 28 Sep 2026 · How we review

Sources

  1. Regulatory recordFDA 510(k) K230108 — Straumann BLC and TLC Implants (510(k) summary) — U.S. Food and Drug Administration, 2023-09-14. Accessed 28 Sep 2026.
  2. Manufacturer documentationStraumann iEXCEL™ system (product page) — Institut Straumann AG. Accessed 28 Sep 2026.
  3. Regulatory recordFDA 510(k) K200586 — Straumann TLX Implant System (510(k) summary) — U.S. Food and Drug Administration, 2020-08-20. Accessed 28 Sep 2026.
  4. Regulatory recordFDA 510(k) K234049 — Straumann BLC and TLC Implants — line extension — U.S. Food and Drug Administration, 2024-03-20. Accessed 28 Sep 2026.

Educational information only. The choice of implant system depends on your anatomy, restorative plan, bone quality and the clinician's assessment. This website does not recommend a specific implant for you.

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