With millions of people suffering from chronic back pain, Discure Technologies Ltd. is hoping that its bioelectronic therapy, the Discure system, will soon bring relief.

The widespread need for cartilage repair may have bred optimism on the part of Spinalcyte LLC when it filed a related patent in 2014, but the Patent Trial and Appeal Board has affirmed a rejection of the patent due to lack of enablement, an object lesson regarding the need for clarity in patent applications.

Globus Medical Inc. reported it is buying Nevro Corp. in an all-cash transaction. Under the terms of the agreement, which was unanimously approved by the boards of both companies, Globus will acquire all shares of Nevro for $5.85 per share. The transaction represents a total equity value of approximately $250 million.