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Avinger, Inc., a commercial-stage medical device company, designs, manufactures, and sells a suite of image-guided and catheter-based systems used by physicians to treat patients with peripheral artery disease (PAD) primarily in the United States and Germany. The company develops lumivascular platform that integrates optical coherence tomography visualization with interventional catheters to provide real-time intravascular imaging during the treatment portion of PAD procedures. Its lumivascular products comprise Lightbox imaging consoles; the Ocelot and Tigereye family of devices, which are designed to allow physicians to penetrate a total blockage in an artery; and Pantheris, an image-guided atherectomy device that allows physicians to precisely remove arterial plaque in PAD patients. The company is also developing IMAGE-BTK for the treatment of PAD lesions below-the-knee. It markets and sells its products to interventional cardiologists, vascular surgeons, and interventional radiologists. The company was incorporated in 2007 and is based in Redwood City, California.

Dynatronics Corporation, a medical device company, designs, manufactures, and sells physical therapy, rehabilitation, orthopedics, pain management, and athletic training products in the United States. The company offers orthopedic soft bracing products include cervical collars, shoulder immobilizers, arm slings, wrist and elbow supports, abdominal and lumbosacral supports, maternity supports, knee immobilizers and supports, ankle walkers and supports, plantar fasciitis splints, and cold therapy products. It also offers physical therapy and rehabilitation products, which include therapeutic modality devices comprising electrotherapy, ultrasound, phototherapy, traction, hot and cold therapy, and electrodes; and power and manually operated treatment tables, mat platforms, work tables, parallel bars, training stairs, weight racks, and other related equipment. In addition, the company manufactures and distributes clinical supplies, including exercise bands and tubing, lotions and gels, orthopedic bracings, paper products, and other related supplies. It markets its products under the Dynatron, Dynatron Solaris, Dynaheat, BodyIce, Powermatic, Bird & Cronin, Physician's Choice, Hausmann, PROTEAM, and Mammoth brands. The company sells its products to orthopedists, physical therapists, chiropractors, athletic trainers, sports medicine practitioners, clinics, hospitals, and retail distributors and equipment manufacturers. It also exports its products in Asia, Latin America, and the Middle East. Dynatronics Corporation was founded in 1979 and is headquartered in Eagan, Minnesota.

Lianluo Smart Limited, together with its subsidiaries, designs, develops, markets, and distributes medical products primarily in China and internationally. The company offers medical devices, including wearable sleep respiratory solutions, general hospital products, medical compressors, and related supporting products. It also provides technical services in relation to the detection and analysis of obstructive sleep apnea syndrome to hospitals and medical centers through medical wearable devices. In addition, the company distributes medical products, such as sleep apnea machines. Lianluo Smart Limited sells its products primarily through distributors; and directly to hospitals, physical examination centers, and sleep centers, as well as to individual consumers. The company was formerly known as Dehaier Medical Systems Limited and changed its name to Lianluo Smart Limited in November 2016. Lianluo Smart Limited was incorporated in 2003 and is headquartered in Beijing, China.

InVivo Therapeutics Holdings Corp. operates as a research and clinical-stage biomaterials and biotechnology company in the United States. The company engages in developing and commercializing biopolymer scaffolding devices for the treatment of spinal cord injuries (SCI). It is developing a Neuro-Spinal Scaffold implant comprise of biocompatible and bioresorbable polymers, which includes Poly lactic-co-glycolic acid, a polymer which is widely used in resorbable sutures and provides the biocompatible support for Neuro-Spinal Scaffold implant; and Poly-L-Lysine, a positively charged polymer used to coat surfaces to promote cellular attachment. The company was incorporated in 2003 and is headquartered in Cambridge, Massachusetts. On February 1, 2024, InVivo Therapeutics Holdings Corp. filed a voluntary petition for reorganization under Chapter 11 in the U.S. Bankruptcy Court for the District of Delaware. It is in joint administration with InVivo Therapeutics Corporation.

Sintx Technologies, Inc., an advanced ceramics company, engages in the research, development, and commercialization of medical devices manufactured with silicon nitride for biomedical, technical, and antipathogenic applications in the United States. It provides solid and porous silicon nitride; silicon nitrite powder; and silicon nitride coating products, as well as silicon nitride composite materials, polyetheretherketone, and polyetherketoneketone. The company was formerly known as Amedica Corporation. Sintx Technologies, Inc. was incorporated in 1996 and is headquartered in Salt Lake City, Utah.