Unlock the Potential of the ASI Approach
The Direct Anterior Approach, also called Anterior Supine intermuscular (ASI) approach is estimated to be the fastest growing approach in THR surgeries1,2, with a 56% penetration in primary THA procedures in 2023 in the US3, and has growing trends reported for some European countries4,5.
Some of its clinically proven benefits include:
Your Partner for ASI Success
Zimmer Biomet is here to guide and support you through every step of your ASI journey. From training to advanced solutions, we'll help you refine your technique, reduce complications, and drive better results.




ASI Infographic Video
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