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Atrion Corporation, together with its subsidiaries, develops, manufactures, and sells products for fluid delivery, cardiovascular, and ophthalmic applications in the United States, Canada, Europe, and internationally. The company's fluid delivery products include valves that fill, hold, and release controlled amounts of fluids or gasses for use in various intubation, intravenous, catheter, and other applications in the anesthesia and oncology fields, as well as promote infection control in hospital and home healthcare environments. Its cardiovascular products comprise Myocardial Protection System that delivers fluids and medications, and mixes critical drugs, as well as controls temperature, pressure, and other variables; cardiac surgery vacuum relief valves; silicone vessel loops for retracting and occluding vessels; and inflation devices for balloon catheter dilation, stent deployment, and fluid dispensing, as well as products for use in heart bypass surgery. The company's ophthalmic products consist of a line of balloon catheters, which are used for the treatment of nasolacrimal duct obstruction in children and adults. It manufactures products for safe needle and scalpel blade containment; inflation systems and valves used in marine and aviation safety products; components used in inflatable survival products and structures; and one-way and two-way pressure relief valves that protect sensitive electronics and other products during transport in other medical and non-medical applications. The company sells its products to physicians, hospitals, clinics, and other treatment centers; and other equipment manufacturers through direct sales force, independent sales representatives, and distributors. Atrion Corporation was founded in 1944 and is headquartered in Allen, Texas.

Cardiovascular Systems, Inc. is a medical device company, which engages in the development and commercialization of solutions for treating vascular and coronary disease. It offers orbital atherectomy systems for both peripheral and coronary commercial applications. The company was founded in 1989 and is headquartered in St. Paul, MN.

iRhythm Technologies, Inc., a digital healthcare company, engages in the design, development, and commercialization of device-based technology to provide ambulatory cardiac monitoring services to diagnose arrhythmias in the United States. It offers Zio services, an ambulatory monitoring solution, including long-term and short-term continuous monitoring and mobile cardiac telemetry monitoring services. The company also provides the Zio Monitor System, a prescription-only, remote electrocardiogram (ECG) monitoring system that consists of a patch ECG monitor that records the electric signal from the heart continuously for up to 14 days and the Zio ECG Utilization Software System, which supports the capture and analysis of ECG data recorded by the Zio Monitor patch at the end of the wear period, including specific arrhythmia events detected by the ZEUS System; the Zio XT System is the previous generation of the Zio Monitor System and is a prescription-only, remote ECG monitoring system that consists of the Zio XT patch that records the electric signal from the heart continuously for up to 14 days; and the Zio AT system, a prescription-only, remote ECG monitoring system that similarly consists of the Zio AT patch that records the electric signal from the heart continuously for up to 14 days and the ZEUS System, but which also incorporates the Zio AT wireless gateway that provides connectivity between the Zio AT patch and the ZEUS System during the patient wear period. It has a development collaboration agreement with Verily Life Sciences LLC and Verity Ireland Limited to develop various next-generation atrial fibrillation screening, detection, or monitoring products. The company was incorporated in 2006 and is headquartered in San Francisco, California.

Mazor Robotics Ltd., together with its subsidiaries, engages in the development, production, and marketing of medical devices for supporting surgical procedures in the fields of orthopedics and neurosurgery in the United States and internationally. It operates in the field of computer assisted surgery that enable the use of surgical instruments with high precision and minimal invasiveness and that simplifies complex surgical procedures. The company's surgical robotic-guidance systems and complementary products are used to conduct spine and brain procedures in an accurate and secure manner. It also offers Mazor X, a renaissance system and its accessories are used in spine surgeries, including fusion, correction of spinal deformities, biopsy collection, tumor excision, and cement augmentations. The company was formerly known as Mazor Surgical Technologies Ltd. and changed its name to Mazor Robotics Ltd. in 2010. Mazor Robotics Ltd. was founded in 2000 and is based in Caesarea, Israel.

Nevro Corp., a medical device company, engages in the provision of products for patients suffering from chronic pain in the United States and internationally. The company provides HFX spinal cord stimulation (SCS) platform, which includes the Senza SCS implantable pulse generator (IPG) system, an evidence-based neuromodulation system for the treatment of chronic back and leg pain through paresthesia-free 10 kHz therapy, as well as offers Senza II and Senza Omnia SCS IPG systems. It also offers Senza HFX iQ platform, that includes HFX iQ implantable pulse generator, HFX trial stimulator, and HFX iQ patient remote, as well as HFX App, a patient remote control and the wireless trialing system; and provides sacroiliac joint fusion devices under NevroV1, NevroFix, and NevroPro brands. In addition, the company offers surpass surgical and percutaneous leads. It sells its products through its direct sales force, and a network of sales agents and independent distributors. The company was incorporated in 2006 and is headquartered in Redwood City, California.