Welch Allyn expanded its focus on the point-of-care with its acquisition of Hubble Telemedical, a provider of diabetic retinopathy screening in primary care settings. While the privately held acquirer is best known as a seller of nuts-and-bolts devices like stethoscopes and blood pressure cuffs, this transaction is about the types of comprehensive services (or "solutions" in device exec parlance) that every bigwig loves to talk about.