Dr. Sergio Kahn

Dr. Sergio Kahn

Dr. Sergio Kahn is a distinguished periodontist and international educator based in Rio de Janeiro, Brazil, whose academic credentials and clinical accomplishments place him among the leading figures in periodontal and implant therapy worldwide.

He earned his DDS from Gama Filho University and completed postgraduate studies in periodontics at the State University of Rio de Janeiro (UERJ), where he subsequently obtained both a Master's degree and a PhD.

He further enhanced his expertise with a post-doctorate in periodontology at UERJ, reflecting a lifelong commitment to advanced periodontal science and clinical excellence.

This collection features the Kahn Probe periodontometer by Helmut Zepf for measuring a free gingival graft (40 mm graduation in 2 mm steps), available as a complete instrument on a Z-SHAPE Relax QuickFix handle and as an interchangeable M4 x 0.5 mm insert.

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Which Kahn Probe Do You Need?

Choose the complete instrument, or the insert alone if you already have a compatible M4 x 0.5 mm handle.

Kahn Probe for free gingival graft measurement2 items
Zepf No. Pattern or size
24.454.00 Kahn Probe, 40 mm in 2 mm steps, single-ended Z-SHAPE Relax QuickFix handle
24.455.00 Kahn Probe insert, interchangeable, M4 x 0.5 mm thread

Leadership and Professional Affiliations

Dr. Sergio Kahn has held significant leadership roles within the Brazilian periodontal community. He served as President of the Brazilian Society of Periodontology and Implantology (SOBRAPI) from 2019 to 2023, and currently holds the position of Vice-President for the 2024–2026 term. He is also a Fellow of the International Team for Implantology (ITI), a recognition that underscores his meaningful contributions to the global implantology community.

Published Works and Areas of Expertise

An active author and thought leader, Dr. Sergio Kahn has published multiple books addressing key clinical challenges in periodontology. Notable titles include Gummy Smile: A Multidisciplinary Approach and Root Coverage: Challenging Concepts. His scholarly output reflects deep expertise in periodontal plastic surgery, root coverage techniques, and advanced soft tissue management — topics on which he frequently lectures at institutions worldwide.

International Education and Lecturing

Dr. Kahn is invited faculty for internationally recognized educational programs, including the gIDE Institute, where he contributes to the continuing education of dental professionals across the globe. His lectures cover a broad spectrum of advanced periodontal topics, making him a sought-after speaker and educator in the field.

Clinical Use

The Kahn Probe measures a free gingival graft, with a 40 mm graduation in 2 mm steps, in periodontal plastic and soft tissue surgery.

Care and Reconditioning

Clean, inspect and sterilize the probe after every use following your practice protocol; the insert can be removed from the handle for reprocessing. See our Dental Instrument Reprocessing & Sterilization Guide.

Compare With

Related collections: Periodontometer - Kahn Probe for Gingival Graft Measurement, Dental Periodontal Probes, Periodontal Probe Insert Collection, Periodontal Microsurgery Instrument Collection, and Dr. Marco Zeltner Instrument Collection. For numbers and terminology, see the Periodontal Probe Markings and Types Guide, Hygiene Instrument Comparison Chart, and Dental Hygiene Instrument Glossary.

Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany

FAQ

What are Dr. Sergio Kahn's primary areas of clinical expertise?

Dr. Kahn specializes in periodontal plastic surgery, root coverage, gummy smile treatment, and advanced soft tissue management, with extensive academic and clinical training in both periodontics and implantology.

Where is Dr. Sergio Kahn based?

He is based in Rio de Janeiro, Brazil, and is active as both a clinician and an international educator.

What leadership roles has Dr. Kahn held?

He served as President of SOBRAPI from 2019 to 2023 and currently serves as Vice-President (2024–2026). He is also a Fellow of the ITI.

Expert Help
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60-day returns
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Warranty
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Made in Germany, shipped from the US
Helmut Zepf has been making instruments in Germany since 1921.

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