What do you use 12 gauge needles for?
These are regular-walled medical point needles. They are for intramuscular, subcutaneous, and other injections and are available in a wide range of gauges and lengths. They have an oversized chrome plated luer lock hub.
21-gauge needles are most commonly used for drawing blood for testing purposes, and 16- or 17-gauge needles are most commonly used for blood donation, as the resulting lower pressure is less harmful to red blood cells (it also allows more blood to be collected in a shorter time).
21 Gauge Needles
21g needles are the most common gauge of needles used for routine blood draws and venipuncture. The gauge is small enough in which it does not cause any significant pain or discomfort during use.
For adults
Needle length is usually 1"β1Β½", 22β25 gauge, but a longer or shorter needle may be needed depending on the patient's weight. Note: An alternate site for IM injection in adults is the anterolateral thigh muscle.
Knits/Jersey (80/12 Ball Point and Polyester or All-Purpose Thread) Ball point needles are made especially for sewing on knits, such as T-shirt fabric and jersey. The ball point won't damage or break the fibers as it pierces the fabric.
Gauge Number | Needle Nominal O.D. (mm) | Needle Nominal I.D. (mm) |
---|---|---|
13 gauge needle | 2.413 | 1.804 |
12 gauge needle | 2.769 | 2.159 |
11 gauge needle | 3.048 | 2.388 |
10 gauge needle | 3.404 | 2.693 |
π14 GAUGE (Orange): A 14 gauge needle is usually used to rapidly infuse fluids or blood during surgery or trauma. This insertion is pretty painful due to its size. π16 GAUGE (Grey): The 16 gauge is also used for fluids or blood in ICU, surgical, or trauma settings due to its size.
21-gauge needles are the most commonly used for venipuncture, while 16-gauge needles are commonly used for blood donation, as they are thick enough to allow red blood cells to pass through the needle without being broken; In addition, the thicker caliber allows more blood to be collected or delivered in a shorter ...
The board recommends 4-, 5-, and 6-mm needles for all adult patients regardless of their BMI. That doesn't mean you can't use a longer needle, but using a longer needle can increase the chances of bruising, bleeding, and pain.
Results: Twenty-one participants verbally reported the thinnest needle (27 gauge (G)) as least painful, compared to the intermediate (23 gauge; p = 0.013) and the thickest needle (21 gauge, p = 0.004).
Which gauge needle is the smallest?
36-Gauge Tip
The smallest, commercially available tip is 36-gauge. The tip is so small that it can be inserted into the opening of the 33-gauge needle tip. Because this is pushing the limits of what current technology can produce, there are some limitations to consider before using it.
Most of the time, medical professionals rely on 20-gauge IVs for general infusions. They also resort to them to transfer blood if 18-gauge needles aren't available or when treating patients that have relatively small veins.

are the recommended needle or syringe types for preparation and administration of COVID-19 Vaccines? Dilution of Pfizer-BioNTech COVID-19 Vaccine: The ancillary kits provide 1 mL, 3 mL, or 5 mL syringes and needles that range from 22 to 25 gauge and needles that are 1 to 1.5 inches in length.
Butterfly needles are available in a gauge bore range of 18 to 27. The most commonly used gauge bores are 21G and 23G, while extremely small gauge bores like 25G and 27G are rarely used because they cause the blood sample to clot, making it invalid to use for testing.
Double-tipped needle
gauge 12, L 36 in.
Size | Benefit |
---|---|
70/10 | Used for fine fabrics, design details and small letter. Good needle size for a larger majority of embroidery work. |
75/11 | Standard needle size and good for the majority of embroidery applications. |
Use a 90/14 needle. A Quilting Needle has a slim, tapered point and slightly stronger shaft for stitching through multiple fabric layers and across intersecting seams. Use a 70/10 or 80/12 for intricate designs. Use a 90/14 if your quilt sandwich is thick.
#12 Gauge (0.35mm Diameter)
Just like the 0.30mm needles. #12 gauges are highly popular across all needle groupings and tattoo styles. Anyone referring to #12 or 0.35mm needles may also call them Standards. Common in lining and traditional work as they have a faster ink flow.
16 Gauge: This size is mostly used in the ICU or surgery areas. This large size enables many different procedures to be performed, such as blood administration, rapid fluid administration, and so forth.
Intramuscular injections go directly into a muscle. 5 Muscle is deeper than skin, so the needle used for these shots must be thicker and longer. Needles with a gauge of 20 or 22 G and a length of 1 or 1.5 inches are usually best.
What are 18 gauge needles used for?
These are regular-walled medical point needles. They are for intramuscular, subcutaneous, and other injections and are available in a wide range of gauges and lengths.
Needle gauge in medical use
20 G: yellow. 21 G: deep green. 22 G: black. 25 G: orange.
Blood that is drawn from a vein that has an intravenous (IV) line may be diluted by the IV fluid. This can ultimately affect the accuracy of the blood test results. Therefore, an arm containing an IV should not be used to draw blood specimens if it can be avoided.
Regardless of body mass index (BMI), a 4-millimeter needle has been shown to be effective in nearly all individuals with diabetes, according to the article. While shorter needles are now the standard of care, doctors should keep in mind the needs of individual cases.
NovoFine. These are the most commonly-known pen needles from Novo Nordisk, along with the NovoFine Plus versions, that come in 6 mm and 4 mm sizes with different gauges.