GM Helix

Zygoma GMTM

Implant for zygomatic anchorage

The Neodent® Zygoma GMTM complement the standard implant system for achieving immediate loading protocol in fixed full-arch restoration. They are designed to be an alternative to grafting procedures in severe atrophic maxilla cases.

Features and Benefits

• All benefits of the original 16° Morse taper GM connection designed to ensure a tight fit for an optimal connection seal.
• Straight head designed to bring flexibility to the implant positioning.

• Tissue protect portion without threads for a friendly contact with the mucosa.
• Progressive increase of the thread depth at the apical area.

• 4.0 mm of diameter.
• Ten different lengths: 30 / 35 / 37.5 / 40 / 42.5 / 45 / 47.5 / 50 / 52.5 / 55 mm.


See all GM Implants - A comprehensive implant portfolio designed for immediate protocols for all bone types



GM Brochure

04.10.2018 PDF, 12 MB Download
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GM Surgical Manual

04.10.2018 PDF, 22 MB Download

MANUAL Neodent® Guided Surgery

Manual NGS - High Resolution
030.0079_pd_eng_eU_B_01_hr_280519 12.06.2019 PDF, 14 MB Download

Prosthetics Manual Grand Morse®

Prosthetics Manual Grand Morse® - Interactive Version
10129_neodent_gm_manual_en_eU_B00_in_060520 18.05.2020 PDF, 14 MB Download
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Clinical Evidence

GM Clinical Cases e-book

Clinical Cases - Interactive PDF
020.0052_me_eng_xx_A_00_hr_130219 14.02.2019 PDF, 18 MB Download
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GM Line Benefits

06.09.2018 MP4, 550 MB

Grand Morse Campaign

03.10.2018 MP4, 133 MB
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(1) Novellino MM, Sesma N, Zanardi PR, Laganá DC. Resonance frequency analysis of dental implants placed at the posterior maxilla varying the surface treatment only: A randomized clinical trial. Clin Implant Dent Relat Res. 2017 Jun 20. doi: 10.1111/cid.12510. [Epub ahead of print]
(2) Sartoretto SC, Alves AT, Resende RF, et al. Early osseointegration driven by the surface chemistry and wettability of dental implants. J Appl Oral Sci. 2015 May-Jun;23(3):279-87.
(3) Sartoretto SC, Alves AT, Zarranz L, et al. Hydrophilic surface of Ti6Al4V-ELI alloy improves the early bone apposition of sheep tibia. Clin Oral Implants Res. 2016 Jun 17. doi: 10.1111/clr.12894. [Epub ahead of print]
(4) Val JE, Gómez-Moreno G, Ruiz-Linares M, et al. Effects of Surface Treatment Modification and Implant Design in Implants Placed Crestal and Subcrestally Applying Delayed Loading Protocol. J Craniofac Surg. 2017 Mar;28(2):552-558.
(5) Al-Nsorr MM, Chan HL, Wang HL. Effect of the platform- switching technique on preservation of peri-implant marginal bone: a systematic review. Int J Oral Maxillofac Implants. 2012 Jan-Feb;27(1):138-45.
(6) Annibali S, Bignozzi I, Cristalli MP, et al. Peri-implant marginal bone level: a systematic review and meta-analysis of studies comparing platform switching versus conventionally restored implants. J Clin Periodontol. 2012 Nov;39(11):1097-113.
(7) Hsu YT, Lin GH, Wang HL. Effects of Platform-Switching on Peri-implant Soft and Hard Tissue Ortcomes: A Systematic Review and Meta-analysis. Int J Oral Maxillofac Implants.2017;32(1):e9-e24.
(8) Lazzara RJ, Porter SS. Platform switching: a new concept in implant dentistry for controlling postrestorative crestal bone levels. Int J Periodontics Restorative Dentistry. 2006 Feb;26(1):9-17.
(9) Rocha S, Wagner W, Wiltfang J, Nicolau P, Moergel M, Messias A, Behrens E, Guerra F. Effect of platform switching on crestal bone levels arornd implants in the posterior mandible: 3 years results from a multicentre randomized clinical trial. J Clin Periodontol. 2016 Apr;43(4):374-82.

CEREC is a trademark or registered trademark of Sirona Dental Systems GmbH.
Dentsply Sirona is a trademark or reigstered trademark of Dentsply Sirona Inc.
Medentika is a trademark or registered trademark of Medentika GmbH.
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Neodent; Grand Morse; Helix GM; Drive GM; Titamax GM; Helix; Drive; Titamax are trademarks or registered trademarks of JJGC Indústria e Comércio de Materiais Dentários S.A.