Needle Sizes and Angles and IV solutions

What needle size would you use for intradermal?

• 25 to 27 gauge

• ¼ to 5/8”

What needle size would you use for subcutaneous?

• 25 to 30 gauge

• >1” (usually ½ to 5/8”)

What needle size would you use for intramuscular?

• 20 to 25 gauge

• ½ to 1 ½ inches

• D: ½ to 1 ½

• VL ½ to 1”

• VG ½ to 1 ½

You would want to inject a intramuscular needle at a:

90 degree angle

You would want to inject a subcutaneous needle at a:

45-90 degree angle

You would want to inject a intradermal needle at a:

5-15 degree angle

What kind of solution is 0.45% sodium chloride (1/2 NS)?

Hypotonic

What kind of solution is 0.9% sodium chloride (NS)?

Isotonic

What kind of solution is Lactated ringers (LR)?

Isotonic

What kind of solution is 5% dextrose (D5W)?

Isotonic (but physiologically hypotonic once dextrose is absorbed)

What kind of solution is 5% dextrose in 0.45% normal saline (D51/2NS)?

Hypertonic (but physiologically hypotonic once dextrose is absorbed)

What kind of solution is 5% dextrose in 0.9% normal saline (D5NS)?

Hypertonic (but physiologically isotonic once dextrose is absorbed)

What kind of solution is 3% sodium chloride?

Hypertonic