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Lynch Biologics

Helping you heal isn’t just our business—it’s our passion and our privilege. The Lynch Biologics family of safe, proven therapies is the result of that passion. Our FDA approved GEM 21S is changing the landscape of healing for dental surgeons. GEM 21S is the tip of the spear, realizing our passion for using world-changing science to develop products that make a difference in surgical rooms across the globe.

Gem 21S

GEM 21S®

GEM 21S growth-factor enhanced matrix combines a bioactive protein – highly purified rhPDGF-BB – with an osteoconductive matrix, ß-TCP.

Highly Purified, Potent, Proven to improve bone regeneration vs matrix alone when assessed radiographically at 6 months.1

10,000X the concentration of PDGF vs centrifuged blood,2,3 featuring consistent dosing in a ready-to-use syringe.

Conveniently kitted with an engineered bone void filler.

250+ Peer Reviewed Journal Articles

3x Winner The R. Earl Robinson Periodontal Regeneration Award

2 Text Books and Numerous Book Chapters

1Nevins M, et al. 2005 J Periodontol.
2 Castillo, 2011 AM J Sports Med;
3 Choukroun, et al. 2006 Oral Surg Oral Med Oral Pathol Oral Radiol Endod 

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Three different collagen membrane products, each with their own handling and resorption profiles.

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Osteoconductive bone matrices

Osteoconductive scaffolds including xenograft, with a higher porosity than Bio-Oss and a unique alloplast/collagen putty.

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Dental Wound Dressings

Our collagen dental wound dressings protect the wound during healing. They are supplied in the forms of foam, tape and plugs.

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Company Sponsored Information
Contact Information
Hans Kestler
Phone: 800-874-2334

Mailing Address
5526 Joseph Street
Franklin, TN 37064

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