Medical technology

FILE - This Feb. 5, 2015, file photo shows the Anthem logo at the health insurer's corporate headquarters in Indianapolis. The Justice Department says a grand jury has indicted Fujie Wang and another Chinese man identified only as John Doe for hacking into the computers of health insurer Anthem Inc. and three other, unnamed companies, in an indictment unsealed Thursday, May 9, 2019, in Indianapolis. (AP Photo/Michael Conroy, File)

FILE - This Thursday, Aug. 2, 2018, file photo shows the U.S. Food and Drug Administration building behind FDA logos at a bus stop on the agency’s campus in Silver Spring, Md. The FDA said Thursday, May 2, 2019, that a type of breast implant linked to a rare form of cancer will be allowed to stay on the market. (AP Photo/Jacquelyn Martin, File)

This undated photo provided by Margherita Mencattelli in April 2019 shows the tip of a robotic catheter equipped with a small camera and lighting encased in silicone, in Boston. Described in a report released on Wednesday, April 24, 2019, the device guided itself through the delicate chambers of a pig's heart as it was beating. (Margherita Mencattelli/Boston Children's Hospital via AP)

This undated photo provided by Margherita Mencattelli in April 2019 shows the tip of a robotic catheter equipped with a small camera and lighting encased in silicone, in Boston. Described in a report released on Wednesday, April 24, 2019, the device guided itself through the delicate chambers of a pig's heart as it was beating. (Margherita Mencattelli/Boston Children's Hospital via AP)

FILE - In this April 10, 2018, file photo, a high school principal displays vaping devices that were confiscated from students in such places as restrooms or hallways at the school in Massachusetts. On Wednesday, April 3, 2019, the U.S. Food and Drug Administration said it has not established a direct connection between vaping and seizures but is seeking more information. Regulators noted that seizures and convulsions are a known side effect of nicotine poisoning. (AP Photo/Steven Senne, File)

U.S. Treasury Secretary Steven Mnuchin, left, and his Trade Representative Robert Lighthizer arrive at a hotel in Beijing, Thursday, March 28, 2019. Mnuchin and his Trade Representative Robert Lighthizer arrive to China's capital to hold a new round of high-level trade talks with China on March 28-29, start with a working dinner. (AP Photo/Andy Wong)

U.S. Treasury Secretary Steven Mnuchin gestures as he speaks to media upon his arrival to a hotel with his Trade Representative Robert Lighthizer in Beijing, Thursday, March 28, 2019. Mnuchin and his Trade Representative Robert Lighthizer arrive at China's capital to hold a new round of high-level trade talks with China on March 28-29, start with a working dinner. (AP Photo/Andy Wong)

U.S. Treasury Secretary Steven Mnuchin gestures as he speaks to media upon his arrival to a hotel with his Trade Representative Robert Lighthizer in Beijing, Thursday, March 28, 2019. Mnuchin and his Trade Representative Robert Lighthizer arrive at China's capital to hold a new round of high-level trade talks with China on March 28-29, start with a working dinner. (AP Photo/Andy Wong)