Intravenous Solutions, Equipment, and Calculations
[Pages:63]Chapter 15
Intravenous Solutions, Equipment, and Calculations
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
IV Components
Abbreviation D W S NS
NaCl RL LR
Solution Component Dextrose Water Saline
Normal Saline (0.9% NaCl) Sodium Chloride Ringer's Lactate Lactated Ringer's
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
Normal Serum Osmolarity
? Hypotonic
? Less than 250 milliosmole (mOsm) per L ? Used to dilute excess serum electrolytes
? E.g., 0.45 percent saline
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
Normal Serum Osmolarity
? Isotonic
? 250 to 375 mOsm per L ? Used to expand volume and maintain normal tonicity
? E.g., 0.9 percent saline, lactated Ringer's, 5 percent dextrose in water (D5W)
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
Normal Serum Osmolarity
? Hypertonic
? Greater than 375 mOsm per L ? Used to correct electrolyte imbalances
? E.g., 5 percent dextrose and 0.9 percent NaCl, 5 percent dextrose and lactated Ringer's
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
IV Solution Label
Courtesy of Abbott Laboratories, Inc.
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
IV Sites
? Peripheral
? Rate of infusion should not exceed 200 mL in one hour
? Central line
? Accommodates larger concentrations and volumes of fluid
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
Monitoring IVs
? Nursing responsibility ? Check every 30 minutes to one hour:
? Fluid volume remaining ? Infusion rate
Copyright ? 2011 Delmar, Cengage Learning. ALL RIGHTS RESERVED.
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