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Encyclopedia > Catheter
Catheter disassembled
Catheter disassembled

In medicine, a catheter is a tube that can be inserted into a body cavity, duct or vessel. Catheters thereby allow drainage or injection of fluids or access by surgical instruments. The process of inserting a catheter is catheterisation. In most uses a catheter is a thin, flexible tube: a "soft" catheter; in some uses, it is a larger, solid tube: a "hard" catheter. Download high resolution version (1430x705, 87 KB)Catheter disassembled File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... Download high resolution version (1430x705, 87 KB)Catheter disassembled File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... medicines, see medication and pharmacology. ... Tubing refers to a flexible hose or pipe used in plumbing, irrigation, and other industries. ...


The ancient Greeks created catheters from reeds. "Katheter" originally referred to an instrument that was inserted such as a plug. The word "katheter" in turn came from "kathiemai" meaning "to sound" with a probe. The ancient Greeks inserted a hollow metal tube through the urethra into the bladder to empty it and the tube came to be known as a "katheter."



Placement of a catheter into a particular part of the body may allow:

A central venous catheter is a conduit for giving drugs or fluids into a large-bore catheter positioned either in a vein near the heart or just inside the atrium. A Swan-Ganz catheter is a special type of catheter placed into the pulmonary artery for measuring pressures in the heart. This article or section is in need of attention from an expert on the subject. ... In anatomy, the urinary bladder is a hollow, muscular, and distensible (or elastic) organ that sits on the pelvic floor in mammals. ... In urinary catheterization, a urinary catheter, like foley catheter, a slender plastic tube, is pushed up a patients urinary tract into their bladder. ... Diagram of a foley catheter Foley catheters are flexible (usually latex) tubes that are passed through the urethra during urinary catheterization and into the bladder to drain urine. ... In anatomy, the urethra is a tube which connects the urinary bladder to the outside of the body. ... A suprapubic cystostomy is a surgically-created connection between the urinary bladder and the skin which is used to drain urine from the bladder in individuals with obstruction of normal urinary flow. ... Look up Abscess in Wiktionary, the free dictionary. ... An intravenous drip in a hospital Intravenous therapy or IV therapy is the administration of liquid substances directly into a vein. ... Oral medication A medication is any drug taken to cure or reduce the symptoms of an illness or ongoing medical condition. ... Total parenteral nutrition (TPN), also called hyperalimentation, is the practice of feeding a person without using the gut. ... This article or section does not adequately cite its references or sources. ... Angiography or arteriography is a medical imaging technique in which an X-ray picture is taken to visualize the inner opening of blood filled structures, including arteries, veins and the heart chambers. ... Balloon septostomy is the widening of a foramen ovale, patent foramen ovale (PFO), or atrial septal defect (ASD) via cardiac catheterization (heart cath) using a balloon catheter. ... It has been suggested that this article or section be merged with sinuplasty procedure. ... A sphygmomanometer, a device used for measuring blood pressure. ... Section of an artery For other uses, see Artery (disambiguation). ... In the circulatory system, a vein is a blood vessel that carries blood toward the heart. ... Intracranial pressure, (ICP), is the pressure exerted by the cranium on the brain tissue, cerebrospinal fluid (CSF), and the brains circulating blood volume. ... Anesthesia (AE), also anaesthesia (BE), is the process of blocking the perception of pain and other sensations. ... The term epidural is often short for epidural anesthesia, a form of regional anesthesia involving injection of drugs through a catheter placed into the epidural space. ... The meninges (singular meninx) are the system of membranes that contain the brain. ... The brachial plexus is an arrangement of nerve fibres (a plexus) running from the spine (vertebrae C5-T1), through the neck, the axilla (armpit region), and into the arm. ... Insulin pump attached to its user with an infusion set. ... An infusion set is used with an insulin pump as part of intensive insulin therapy. ... In medicine, a central venous catheter (CVC or central (venous) line) is a catheter placed into a large vein in the chest or groin. ... Oral medication A medication is any drug taken to cure or reduce the symptoms of an illness or ongoing medical condition. ... In the circulatory system, a vein is a blood vessel that carries blood toward the heart. ... The heart and lungs, from an older edition of Grays Anatomy. ... In anatomy, the atrium (plural: atria) is the blood collection chamber of a heart. ... In medicine pulmonary artery catheterization is the insertion of a catheter into a pulmonary artery. ... The pulmonary arteries carry blood from the heart to the lungs. ...


A Touhy borst adapter is a medical device used for attaching catheters to various other devices.


An external male condom catheter (Slang term: Texas Condom) is not a true catheter, as it is not inserted into a body cavity duct or vessel. Rather, this is a condom-like device with a plug where the condom's reservoir tip would be, and an adhesive at the base. This device allows for urinary catheterization without the insertion of a true catheter, and forms part of a Stadium buddy. In urinary catheterization, a urinary catheter, like foley catheter, a slender plastic tube, is pushed up a patients urinary tract into their bladder. ... An aparatus which consists of a collecting bag fastened around the leg and tubing that attaches to a condom-like hood that attaches over the male penis. ...


Inventor

David S Sheridan was the inventor of the modern disposable catheter in the 1940's. In his lifetime he started and sold four catheter companies and was dubbed the "Catheter King" by Forbes Magazine in 1988. David S Sheridan was the inventor of the modern disposable plastic endotracheal tube now used routinely in surgery. ...


He is also credited with the invention of the modern "disposable" plastic endotracheal tube now used routinely in surgery. Previous to his invention, red rubber tubes were used, sterilized, and then re-used which often led to the spread of disease and also held a high risk of infection. As a result Mr Sheridan is credited with saving thousands of lives. Diagram of an endotracheal tube (10) that has been inserted into the airway of a patient. ...


He also held more than 50 medical instrument patents. Mr Sheridan died April 29 2004 in Argyle, New York at the age of 95.


See also


  Results from FactBites:
 
MedlinePlus Medical Encyclopedia: Urinary catheters (1698 words)
Urinary catheters are sometimes recommended as way to manage urinary incontinence and urinary retention in both men and women.
Complications of catheter use may include: urinary tract or kidney infections, blood infections (septicemia), urethral injury, skin breakdown, bladder stones, and blood in the urine (hematuria).
A catheter that is left in place for a period of time may be attached to a drainage bag to collect the urine.
  More results at FactBites »

 
 

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