We at White Diamond Research like shorting medical device companies with an inefficient product or products. Last year, we exposed Transenterix (TRXC) and Viveve Systems (VIVE) as each has a medical device that is fundamentally flawed.
Our next medical device stock short idea is Helius Medical Technologies (HSDT). It is a pre-revenue, $200M+ market cap company claiming its only product, the Portable Neuromodulation Stimulator (PoNS) device, can treat a type of brain injury by functional electrical stimulation of the tongue. This device is based on a still unproven concept