Editor's Note: TheStreet ratings do not represent the views of TheStreet's staff or its contributors. Ratings are established by computer based on metrics for performance (which includes growth, stock performance, efficiency and valuation) and risk (volatility and solvency). Companies with poor cash flow or high debt levels tend to earn lower ratings in our model All three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 79 points (0.5%) at 15,295 as of Wednesday, May 15, 2013, 12:45 PM ET. The NYSE advances/declines ratio sits at 1,703 issues advancing vs. 1,237 declining with 128 unchanged. The Health Services industry currently sits up 0.1% versus the S&P 500, which is up 0.6%. Top gainers within the industry include Boston Scientific ( BSX), up 3.5%, Abbott Laboratories ( ABT), up 1.6%, Smith & Nephew ( SNN), up 1.4%, Laboratory Corporation of America Holdings ( LH), up 1.4% and Catamaran ( CTRX), up 1.3%. A company within the industry that fell today was Covidien ( COV), up 0.51. TheStreet Ratings group would like to highlight 5 stocks pushing the industry higher today: 5. Stryker Corporation ( SYK) is one of the companies pushing the Health Services industry higher today. As of noon trading, Stryker Corporation is up $0.49 (0.71) to $69.70 on average volume Thus far, 698,666 shares of Stryker Corporation exchanged hands as compared to its average daily volume of 1.6 million shares. The stock has ranged in price between $69.11-$69.81 after having opened the day at $69.12 as compared to the previous trading day's close of $69.21. Stryker Corporation, a medical technology company, provides reconstructive, medical and surgical, and neurotechnology and spine products for doctors, hospitals, and other healthcare facilities. Stryker Corporation has a market cap of $25.9 billion and is part of the health care sector. The company has a P/E ratio of 21.0, above the S&P 500 P/E ratio of 17.7. Shares are up 26.2% year to date as of the close of trading on Tuesday. Currently there are 13 analysts that rate Stryker Corporation a buy, no analysts rate it a sell, and 13 rate it a hold. TheStreet Ratings rates Stryker Corporation as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, good cash flow from operations, largely solid financial position with reasonable debt levels by most measures, solid stock price performance and expanding profit margins. We feel these strengths outweigh the fact that the company has had sub par growth in net income. Get the full Stryker Corporation Ratings Report now. Exclusive Offer: Jim Cramer's 'go-to' small/mid-cap guru Bryan Ashenberg only buys stocks he thinks could return 50-100%. See his top picks for 14-days FREE.