| UCO | ultrasonic cardiac output; urethral catheter out; urinary catheter out |
|---|---|
| TAHL | Thick Ascending limb of Henle's Loop |
| AL | absolute latency; acinar lumen; acute leukemia; adaptation level; albumin; alcoholism [and other dru... |
| ALS | acute lateral sclerosis; advanced life support; afferent loop syndrome; amyotrophic lateral sclerosi... |
| ALW | arch-loop whorl |
| catheter | <apparatus> A tubular, flexible, surgical instrument for withdrawing fluids from (or introducing fluids into) a cavity of the body, especially one for introduction into the bladder through the urethra for the withdraw of urine. Origin: Gr. Katheter (18 Nov 1997) |
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| catheter ablation | Removal of tissue with electrical current delivered via electrodes positioned at the distal end of a catheter. Energy sources are commonly direct current (dc-shock) or alternating current at radiofrequencies (usually 750 khz). The technique is used most often to ablate the av junction and/or accessory pathways in order to interrupt av conduction and produce av block in the treatment of various tachyarrhythmias. (12 Dec 1998) |
| catheter a demeure | An obsolete term for a catheter that is retained for a considerable period in the urethra. Origin: Fr. Demeurer, to dwell (05 Mar 2000) |
| catheter coude | A catheter with an angular bend near the beak; used to rise over prostatic obstruction. Synonym: catheter coude, prostatic catheter. (05 Mar 2000) |
| catheter fever | An elevation of temperature, usually slight and transitory, following catheterization of the urethra, or the passage of blood clots, gravel, or a calculus. Synonym: catheter fever, urethral fever. (05 Mar 2000) |
| catheter gauge | A metal plate with holes of graduated diameter used to determine the size of a catheter. (05 Mar 2000) |
| catheter guide | A flexible metallic wire or thin sound over which a catheter is passed to advance it into its proper position, as in a blood vessel or the urethra. See: stylet. (05 Mar 2000) |
| central venous catheter | <equipment> Small, flexible plastic tube inserted into the large vein above the heart, through which drugs and blood products can be given and blood samples withdrawn painlessly. Synonym: central line, Hickman catheter. (12 Jan 1998) |
| Gouley's catheter | A solid curved steel instrument grooved on its inferior surface so that it can be passed over a guide through a urethral stricture. (05 Mar 2000) |
| peripherally inserted central catheter | <equipment> A catheter inserted into an arm vein and used for periods of up to three months. This catheter does not need to be surgically implanted and can be inserted at home by a trained nurse. (09 Oct 1997) |
| Robinson catheter | A straight urethral catheter with two to six holes to facilitate drainage, especially in the presence of blood clots which may occlude one or more openings. (05 Mar 2000) |
| Pezzer catheter | See: de Pezzer catheter. (05 Mar 2000) |
| Phillips' catheter | A catheter with a filiform guide for the urethra. (05 Mar 2000) |
| pigtail catheter | An angiographic catheter with a tightly curled end to reduce the impact of the injectant on the vessel wall. (05 Mar 2000) |
| whistle-tip catheter | A catheter with an opening at the end and side. (05 Mar 2000) |