https://www.parliament.uk/about/mps-and-lords/principal/serj...
Sending them in town has no close equivalent in the US, maybe threatening someone to be in Contempt of the Supreme Court.
The US House of Representatives and the US Senate also have Sergeants at Arms:
https://en.wikipedia.org/wiki/Sergeant_at_Arms_of_the_United...
https://en.wikipedia.org/wiki/Sergeant_at_Arms_of_the_United...
There have been multiple occasions in recent decades when, in theory, either house of Congress could have resorted to enforcement of a Congressional subpoena by sending its Sergeant at Arms to arrest the non-responsive party. The most recent occurrence was early in Trump's term when several of his high officials refused to appear before Congressional committees which sought to question them; there was talk of whether Congress would provoke a showdown by issuing and enforcing subpoenas. And a court ruling during the George W. Bush administration confirmed Congress could compel members of the executive branch to appear and answer questions:
https://www.reuters.com/article/us-usa-congress-bush-idUSN31...