March 26 : Medical device maker Stryker said on Thursday its operations were steadily improving towards full capacity, after a cyberattack caused widespread disruption to its business. Shares of Stryker climbed 2 per cent after the company said its manufacturing capability was quickly ramping with most of its sites and critical lines restored. A cyberattack on March 11 had affected Stryker's operations, hindering order processing, manufacturing and shipments. An Iran-linked hacking group called