UK-based medical device developer Belluscura (AIM: BELL) announced on Tuesday that it has signed a distribution agreement with McKesson Medical-Surgical, a division of McKesson (NYSE: MCK), expanding its respiratory offerings.

McKesson, the 9th largest company by revenue in the US, delivers a third of all pharmaceuticals used in North America and operates the fourth-largest pharmacy chain in the region.

As part of the agreement, McKesson's customers will have access to Belluscura's X-PLOR portable oxygen concentrator through its online catalogue.

Belluscura is focused on lightweight and portable oxygen enrichment technology, with a global mission to improve health and economic outcomes for patients, healthcare providers and insurance organisations.