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2. French catheter scale - Wikipedia

   en.wikipedia.org/wiki/French_catheter_scale

   The Charrière is measured by the ''outer'' diameter, and is defined as 1 Fr = 1/3 mm, and thus 1 mm = 3 Fr; therefore the diameter of a round catheter in millimetres can be determined by dividing the French size by 3. [2] The French units roughly correspond to the outer circumference of the catheter (see table below).

3. Peripheral venous catheter - Wikipedia

   en.wikipedia.org/wiki/Peripheral_venous_catheter

   The insertion of a plastic cannula and withdrawal of the needle was introduced as a technique in 1945. [11] The first disposable version to be marketed was the Angiocath , first sold in 1964. In the 1970s and 1980s, the use of plastic cannulas became routine, and their insertion was more frequently delegated to nursing staff.

4. Foley catheter - Wikipedia

   en.wikipedia.org/wiki/Foley_catheter

   The relative size of an indwelling urinary catheter is described using French units (Fr). [6] Alternatively, the size of a 10 Fr catheter might be expressed as 10 Ch (Charriere units – named after a 19th century French scientific instrument maker, Joseph-Frédéric-Benoît Charrière). The most common sizes are 10 Fr to 28 Fr. 1 Fr is ...

5. Cannula - Wikipedia

   en.wikipedia.org/wiki/Cannula

   Its size mainly ranges from 14 to 26 [2] gauge. Different-sized cannula have different colours as coded. Decannulation is the permanent removal of a cannula , [3] especially of a tracheostomy [4] cannula, once a physician determines it is no longer needed for breathing.

6. Central venous catheter - Wikipedia

   en.wikipedia.org/wiki/Central_venous_catheter

   Once implanted, the port is accessed via a "gripper" non-coring Huber-tipped needle (PowerLoc is one brand, common sizes are 0.75 and 1 inch (19 and 25 mm) length; 19 and 20 gauge. The needle assembly includes a short length of tubing and cannula) inserted directly through the skin. The clinician and patient may elect to apply a topical ...

7. When does tax filing season start? What you need to know ...

   www.aol.com/does-tax-filing-season-start...

   The tax code for 2025 has some changes that are noteworthy for Americans that could impact the size of their tax refund, and possibly the size of their headache. Here is what you need to know ...

8. Inflation heated up last month as consumer prices rose 2.7% ...

   www.aol.com/inflation-heated-last-month-consumer...

   Inflation heated back up again in November, but it likely wasn’t bad enough to keep the Federal Reserve from cutting rates next week. Consumer prices were up 2.7% for the 12 months ended in ...

9. Birmingham gauge - Wikipedia

   en.wikipedia.org/wiki/Birmingham_gauge

   The gauge starts at the lowest gauge number of 5Ø or 00000, corresponding to the largest size of 0.500 inches (12.7 mm), and runs to the highest gauge number of 36, corresponding to the smallest size of 0.004 inches (0.10 mm). Size steps between gauges range from 0.001 inches (0.025 mm) between high gauge numbers to 0.046 inches (1.2 mm ...