Fig. 8
From: Round and flat zygomatic implants: effectiveness after a 1-year follow-up non-interventional study
Occlusal view after the installation of two Straumann ZAGA-Round zygomatic implants on the anterior maxilla and two Straumann ZAGA-Flat implants on the premolar zone. Note that the ZAGA-Round implant is used to close a circular tunnel osteotomy; this is why the implant head is placed on the palatal side of the remaining crest. When it comes to the ZAGA-Flat design the implant head is located right on the middle of the crest