O

Occlutech International AB

OCO Biomedical Inc.

Oculentis GmbH

Ocumetics™ Technology Corp.

Odontit Implant Systems

OEM Dental-Implants

OHST Medizintechnik AG

Omni Lens Pvt Ltd.

On-X Life Technologies, Inc.

OPHTEC BV

optimed Medizinische Instrumente GmbH

Oralplant Suisse SA

Oraltronics Egypt

Organon

Organovo Holdings Inc.

Oriental Resources Development Co., Ltd.

Orthodynamics GmbH

Orthofix International NV

Osartis GmbH

osmed GmbH

Ossmed

Osstem Implant Co., Ltd.

Osteogenetics Biomedical, Inc.

Osteomed

Osteonic Co., Ltd.

OT medical GmbH

oticon MEDICAL

Ousia™