The grades of 4 Health Care Equipment & Supplies stocks are better this week, according to the Portfolio Grader database. Every one of these stocks has an “A” (“strong buy”) or “B” overall (“buy”) rating.

Anika Therapeutics, Inc. (ANIK) earns a A this week, jumping up from last week’s grade of B. Anika Therapeutics, Inc. develops, manufactures and commercializes therapeutic products for tissue protection, healing and repair. The company also gets A’s in sales growth, earnings growth, earnings surprise, and earnings momentum. For more information, get Portfolio Grader’s complete analysis of ANIK stock.

Smith & Nephew PLC Sponsored ADR (SNN) gets a higher grade this week, advancing from a C last week to a B. Smith & Nephew PLC Sponsored ADR develops, manufactures, markets and sells of medical devices in the sectors of orthopaedics, endoscopy and advanced wound management. The company also gets A’s in earnings surprise and free cash flow. For more information, get Portfolio Grader’s complete analysis of SNN stock.

This week, Fonar Corporation’s (FONR) ratings are up from a B last week to a A. Fonar Corporation designs, develops, manufactures, and sells magnetic resonance imaging scanners for the detection and diagnosis of human disease. The company also gets A’s in operating margin growth, return on equity, and free cash flow. For more information, get Portfolio Grader’s complete analysis of FONR stock.

Innocoll Holdings Plc (INNL) is seeing ratings go up from a C last week to a B this week. The company also gets A’s in earnings surprise. For more information, get Portfolio Grader’s complete analysis of INNL stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.