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Evolution of Implantology

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Evolution of Implantology

with BioHorizons™ Tapered Pro design and Camlog™ proven deep conical connection.

BioHorizons™ and Camlog™, leaders in dental implant solutions across the American and European markets, merged in 2017. This strategic unification was designed to provide dental practitioners with a comprehensive portfolio of implant systems, regenerative materials, and prosthetic components all under one umbrella. As a result of this, it has facilitated the creation of a new dental implant combining the best of both systems - the implant thread of the Tapered Pro, and the proven deep conical connection.

Camlog™ and the Power of 7.5° Deep Conical Connection
Camlog is recognized for its CONELOG® implant system, which utilizes a 7.5° deep conical implant-abutment connection. This design ensures high mechanical stability, minimizes micro-movement, and reduces bacterial infiltration at the implant-abutment interface.

In Semper Hogg et al. (2015), the CONELOG implant- abutment connection was compared to other systems with conical connections, specifically Nobel Active, Ankylos C/X, Astra Tech, Straumann Bone Level and Straumann Tissue level. Each abutment was torque tightened according to the manufacturer's instructions. CONELOG showed the best results in terms of rotational displacement (Fig 2), canting moment range (Fig 3) and good results in terms of vertical displacement range (Fig 4)[5].

The precision of the implant-abutment connection is of major importance for the fabrication and later fit of the prosthetic restorations and their accuracy from the model to the patient's mouth. Stability of the implant-abutment connection is strongly influenced by the precision of fit, the connection design (incl. positional index design) and the manufacturing precision.
This provides evidence that the CONELOG implant-abutment connection has high-precision manufacturing and superior positional stability compared with other conical connections available in the market.

Innovative Technologies from BioHorizons™
BioHorizons brings to the table its advanced Tapered Pro Implant System, which incorporates several clinically proven technologies. Reverse buttress threads, designed to enhance implant retention and primary stability by having the flat edge face the bone resulting in improved force distribution, as supported by studies on implant thread geometry [1,2]. Regarding the thread design, thread geometry has been seen to play a significant role in load transfer and osseointegration, with a potential "Five Thread Guideline" - whereby a minimum of five implant cylinder threads is required for better primary implant stability [1,2,4]. A diagram explaining the load forces can be seen in Stanley (Fig 1) [4].

Additionally, the system features Laser-Lok™ microchannels, which promote the maintenance of crestal bone levels by creating a physical connective tissue seal through the perpendicular orientation of collagen fibres [3]. This unique surface technology has been shown to support long-term soft tissue stability and aesthetic outcomes with reduced crestal bone loss.

(Fig 1) Graphic illustration of the typical nut-to-bolt stress distribution (left of the implant) compared to crestal stress distributions typically found on dental implants (right of the implant). (Graphic depicted from Robert Stanley 2020)
(Fig 2) Rotational displacement of 6 implant systems. (Graphic depicted from Semper Hogg et al. 2015)
(Fig 3) Canting moments of 6 implant systems. (Graphic depicted from Semper Hogg et al. 2015)
(Fig 4) Vertical displacement of 6 implant systems. (Graphic depicted from Semper Hogg et al. 2015)

Conclusion: A Unified Solution for Modern Implantology

Through this unification, a next- generation implant system has emerged - the Tapered Pro Conical. This system combines the precisely engineered threads of the BioHorizons™ Tapered Pro with the conical connection design of Camlog™, offering clinicians a streamlined surgical workflow. With simplified platform diameters and enhanced mechanical and biological performance, the Tapered Pro Conical is designed to reduce procedural complexity while maintaining optimal patient outcomes.

References

1. Oswal MM, Amasi UN, Oswal MS, Bhagat AS. Influence of three different implant thread designs on stress distribution: a three-dimensional
finite element analysis. J Indian Prosthodont Soc. 2016;16(4):359-365.doi:10.4103/0972- 4052.191283.

2. Steigenga J, Al-Shammari K, Misch C, Nociti FH Jr, Wang HL. Effects of implant thread geometry on percentage of osseointegration and resistance to reverse torque in the tibia of rabbits. J Periodontol. 2004;75(9):1233-1241.

3. Farronato D, Mangano F, Briguglio F, Iorio Siciliano V, Guarnieri R. Influence of Laser- Lok(r) surface on immediate functional loading of implants in single tooth replacement: a 2-year prospective clinical study. Int J Periodontics
Restorative Dent. 2014;34(1):79-89. doi:10.11607/ prd.1747.

4. Stanley R. The five thread guideline: a new guideline for predicting primary stability with dental implants. J Oral Implantol. 2020;46(1):81-86. doi:10.1563/aaid-joi-D-19-00039

5. Semper Hogg W, Zulauf K, Mehrhof J, Nelson K. The influence of torque tightening on the position stability of the abutment in conical implant- abutment connections. Int J Prosthodont 2015;28(5):538-541

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