cath·​e·​ter | \ˈka-thə-tər, ˈkath-tər\

Definition of catheter 

: a tubular medical device for insertion into canals, vessels, passageways, or body cavities usually to permit injection or withdrawal of fluids or to keep a passage open — compare balloon catheter

Examples of catheter in a Sentence

Recent Examples on the Web

The device has been designed for both premature infants and full-term babies with medical issues that require a catheter, according to James Wall, a pediatric surgeon and assistant director of the Stanford Biodesign Innovation Fellowship. Laura Landro, WSJ, "The New, Improved World of Infant Care," 16 Sep. 2018 Before the procedure, your stomach will be cleaned, a catheter will be placed into your bladder to collect urine, and IV lines will be put in a vein in your hand or arm to give you fluid and medication. Korin Miller, SELF, "Here’s What An Emergency C-Section Actually Is," 9 Aug. 2018 An unnamed medical provider removed Harris' catheter and inserted a new one, according to the suit. Andy Marso, kansascity, "VA inflated catheter in Missouri man's penis, causing bleeding then death, suit says," 4 June 2018 Treatment options include medications and a surgical procedure, catheter ablation, that destroys small areas of heart tissue that are causing rhythm problems. Emily Sohn, Washington Post, "Everyone has heart palpitations, but for some it can be serious," 7 Mar. 2018 The outcome of the trial raises questions about the procedure, known as catheter ablation, to treat patients with atrial fibrillation. Peter Loftus, WSJ, "Heart Device Procedure Is No Better Than Drug Therapy for Irregular Heartbeat: Study," 10 May 2018 Her rectal catheter was removed today and there was feces on it, which is a good sign. Kelli Bender,, "Cat Fighting for Life After Someone Sets Firecracker Off Inside of Her," 11 July 2018 Quick treatment makes big difference Hospitals have been working on the problem for years, and their initiatives — including faster diagnosis and treatment, and removing catheters before infections set in — have led to some dramatic improvements. Karen Weintraub, STAT, "Sepsis is the third leading cause of death. Can a new blood test change that?," 3 July 2018 His mother remembers when the first supply arrived, at a cost of $3,500, and the insurance company refused to pay, as if her son’s catheters were a luxury. Mary Schmich,, "He was a Walter Payton senior with college dreams. Two years after being paralyzed by gunfire, Jonathan Annicks pushes forward.," 5 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'catheter.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of catheter

1601, in the meaning defined above

History and Etymology for catheter

Late Latin, from Greek kathetēr, from kathienai to send down, from kata- cata- + hienai to send — more at jet

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Statistics for catheter

Last Updated

20 Nov 2018

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Time Traveler for catheter

The first known use of catheter was in 1601

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English Language Learners Definition of catheter

medical : a thin tube that is put into the body to remove or inject a liquid or to keep a passage open


cath·​e·​ter | \ˈkath-ət-ər, ˈkath-tər \

Medical Definition of catheter 

: a tubular medical device for insertion into canals, vessels, passageways, or body cavities for diagnostic or therapeutic purposes (as to permit injection or withdrawal of fluids or to keep a passage open)

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More from Merriam-Webster on catheter

Spanish Central: Translation of catheter

Nglish: Translation of catheter for Spanish Speakers

Britannica English: Translation of catheter for Arabic Speakers Encyclopedia article about catheter

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