Handkerchief
A handkerchief, hanky or tissue was a small square of fabric or paper that could be used for personal hygiene, such as blowing the nose or wiping one's hands. It was generally carried in a pocket and may have been plain or patterned.

In 1957, R. Ascher had a handkerchief in his suit jacket pocket. ()

When an area of Cold Station 12 began to suddenly be gassed in 2154, a startled Doctor Jeremy Lucas hurriedly took a handkerchief out of a pocket and used it to cover his mouth and nose. This use of a handkerchief gave Lucas just enough time to activate a code black security alert inside the station, though he eventually collapsed. ()

Waving a handkerchief was a symbol for an emotional goodbye. In 2257, Queen Me Hani Ika Hali Ka Po indicated to Sylvia Tilly that she intended to stay with Tilly and the  to defend Xahea during the Battle near Xahea with Control's forces, noting: "What am I supposed to do, wave a hanky from my throne?" ()

Vice Admiral Kennelly used a handkerchief while aboard the  in 2368. ()

Arbazan Ambassador Taxco used a handkerchief during her visit aboard Deep Space 9 in 2369. ()

When Commander Benjamin Sisko left Deep Space 9 to visit Bajor, he informed Li Nalas that Lieutenant Dax and Chief O'Brien could handle Ops and if he needed any further help, but Li made a joke and said he could not sneeze without three people handing him a handkerchief. (
Keiko O'Brien once gave Miles a silk handkerchief scented with her perfume. ()

In 2372, The Doctor used holographic tissue paper while experiencing a simulated case of the Levodian flu. He cautioned Kes not to give them to patients. ()

In 2373, Leeta dismissed a Risian traditional wedding dress she was shown as consisting of "two handkerchiefs and a loincloth." When her fiancé Rom suggested not wearing the handkerchief portions of the dress, she refused to be naked at her wedding. Rom reminded her that she'd still have the loincloth. ()

Dabo girl M'Pella used a handkerchief during the interrogation by a Bajoran security deputy after a big brawl at Quark's. ()

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Clothing accessories
Medical equipment