Advanced Realtime Control Systems, Inc.

Advanced Research & Technology Institute, Inc.

Advanced Sensor Technology, LLC

Advanced Spine Fixation Systems Incorporated

Advanced Spine Fixation Systems, Inc.

Advanced Surgical Inc.

Advanced Surgical Materials, Inc.

Advanced Terapeutic Technologies AT

Advanced Vascular Technologies LLC

Advincula Arnold

Aebi Jurg

Aebi Max

Aeby Nicolas

AEK Medical, Inc.

Aerztliche Mechanik Udo Lindeke & Sohn

Aesculag AG & Co. KG

Aesculap A.G. & Co. K.G.

Aesculap AG

Aesculap AG & CO KG

Aesculap AG & Co. KG