The Trump administration has launched national security investigations into imports of robotics, industrial machinery and medical devices, a move that could pave the way for fresh tariffs and raise costs for consumers, hospitals and manufacturers.

The Department of Commerce said Wednesday that the probes, opened Sept . 2 under the "Section 232" of the Trade Expansion Act, will assess whether such imports threaten U.S. national security, according to Federal Register filings .

The latest probes expand the list of items that could be exposed to higher tariffs to include personal protective equipment such as surgical masks, N95 respirators, gloves and other medical consumables, including syringes, needles and prescription drugs.

They also extend to imported medical equipment such as wh

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