Notes
Slide Show
Outline
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Intravenous Access, and Intraosseous Infusion
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Part 2 Topics
  • Types of Intravenous Access
  • Equipment for Intravenous Access
  • IV Drug Administration
  • Intraosseous Infusion
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Intravenous (IV)
Access Indications
  • Fluid and blood replacement
  • Drug administration
  • Obtaining venous blood specimens for lab analysis
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Types of IV Access
  • Peripheral venous access
  • Central venous access
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Peripheral IV access sites
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Central Venous Access
  • Veins located deep in the body
  • Internal jugular, subclavian, femoral
  • Peripherally inserted central catheter (PICC) lines
  • Larger veins that will not collapse in shock
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Intravenous Fluids
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Colloids
  • Colloids remain in the circulatory system for a long time.
    • Plasma protein fraction (plasmanate)
    • Salt poor albumin
    • Dextran
    • Hetastarch (Hespan)

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Crystalloids
  • Primary out-of-hospital solutions
  • Isotonic solutions
  • Hypertonic solutions
  • Hypotonic solutions
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Prehospital Fluids
  • Lactated Ringer’s
  • Normal saline solution
  • 5% dextrose in water
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Other Fluids
  • Blood
  • Oxygen-carrying solutions
    • Perfluorocarbons
    • Hemoglobin-based oxygen-carrying solutions (HBOCs)
      • PolyHeme
      • Hemopure

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Packaging of IV Fluids
  • Most packaged in soft plastic or vinyl bags.
  • Container provides important information:
    • Label lists fluid type and expiration date.
    • Medication administration port.
    • Administration set port.
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IV solution containers
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"Do not use any IV..."
  • Do not use any IV fluids after their expiration date; any fluids that appear cloudy, discolored, or laced with particulate; or any fluid whose sealed packaging has been opened or tampered with.
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IV Administration Sets (1 of 2)
  • Macrodrip
    • 10 gtts = 1 mL, for giving large amounts of fluid
  • Microdrip
    • 60 gtts = 1 mL, for restricting amounts of fluid
  • Blood tubing
    • Has a filter to prevent clots or debris from entering the body
  • Measured volume
    • Delivers specific volumes of fluids
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IV Administration Sets (2 of 2)
  • IV extension tubing
    • Extends original tubing.
  • Electromechanical pump tubing
    • Specific for each pump.
  • Miscellaneous
    • Some sets have a dial that can set the flow rates.
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Macrodrip and microdrip administration sets
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Secondary IV administration set
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Measured volume administration set
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Paramedics may administer crystalloid solutions
en route to the emergency department.
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In-Line Intravenous Fluid Heaters
  • IV fluids can be heated to near body temperature with heating devices.
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Intravenous Cannulas
  • Over-the-needle catheter
  • Hollow-needle catheter
  • Plastic catheter inserted through a hollow needle
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Over-the-needle catheter
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Hollow-needle catheter
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Catheter inserted through the needle
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Peripheral IV Access
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Place the constricting band.
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Cleanse the venipuncture site.
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Insert the intravenous cannula into the vein.
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Withdraw any blood samples needed.
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Connect the IV tubing.
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Secure the site.
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Label the IV solution bag.
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Peripheral Intravenous Access in an External Jugular Vein
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Place the patient in a supine or Trendelenburg position.
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Turn the patient’s head to the side opposite of access and cleanse the site.
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Occlude venous return by placing a finger on the external jugular just above the clavicle.
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Point the catheter at the medial third of the clavicle and insert it, bevel up, at a 10°–30° angle.
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Enter the jugular while withdrawing on the plunger of the attached syringe.
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Intravenous Access
with a Measured Volume Administration Set
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Prepare the tubing.
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Open the uppermost clamp and fill the burette chamber with approximately
20 mL of fluid.
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Close the uppermost clamp and open the flow regulator.
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Intravenous Access
with Blood Tubing
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Insert the flanged spike into the spike port
of the blood and/or normal saline solution.
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Squeeze the drip chamber until it is
one-third full and blood covers the filter.
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Attach blood tubing to the intravenous
cannula or into a previously established IV line.
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Open the clamp(s) and/or flow
regulator(s) and adjust the flow rate.
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Factors Affecting IV Flow Rates
  • Constricting band
  • Edema at puncture site
  • Cannula abutting the vein wall or valve
  • Administration set control valves
  • IV bag height
  • Completely filled drip chamber
  • Catheter patency
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IV Access Complications
  • Pain
  • Local infection
  • Pyrogenic reaction
  • Catheter shear
  • Inadvertent arterial puncture
  • Circulatory overload
  • Thrombophlebitis
  • Thrombus formation
  • Air embolism
  • Necrosis
  • Anticoagulants
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Changing an IV Bag or Bottle
  • Prepare the new bag or bottle.
  • Occlude the flow from depleted bag or bottle.
  • Remove spike from depleted bag or bottle.
  • Insert spike into the new IV bag or bottle.
  • Open the clamp to appropriate flow rate.
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Intravenous Bolus Administration
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Prepare the equipment.
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Prepare the medication.
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Check the label.
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Select and clean an administration port.
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Pinch the line.
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Administer the medication.
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Adjust the IV
flow rate.
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Monitor the patient.
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Intravenous Infusion Administration
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Select the drug.
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Draw up the drug.
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Select IV fluid for dilution.
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Clean the medication addition port.
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Inject the drug into the fluid.
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Mix the solution.
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Insert an administration set and connect to the main IV line with needle.
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Heparin/saline lock
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Venous Access Device
  • Surgically implanted device that permits repeated access to the central venous circulation
  • Generally located on anterior chest near the third or fourth rib lateral to the sternum
  • Accessed with a special needle specific to the device
  • Requires special training
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Electromechanical Infusion Devices
  • Infusion controllers
  • Infusion pumps


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Infusion pump
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Syringe-type infusion pump
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"Remove any IV that will..."
  • Remove any IV that will not flow or has fulfilled its need.
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Intraosseous Infusion
  • A rigid needle is inserted into the cavity of a long bone.
  • Used for critical situations when a peripheral IV is unable to be obtained.
  • Initiate after 90 seconds or three unsuccessful IV attempts.
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Anterior
tibia
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Pediatric and adult intraosseous needle placement sites
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Manual intraosseous needle
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EZ-IO
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Bone Injection Gun (B.I.G.)
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F.A.S.T.1 – Sternal IO
  • Employs an introducer to insert an infusion tube into the top bone of the sternum
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Intraosseous Medication Administration
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Select the medication and prepare equipment.
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Palpate the puncture site and prep
with an antiseptic solution.
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Make the puncture.
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Aspirate to confirm proper placement.
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Connect the IV fluid tubing.
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Secure the needle appropriately.
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Administer the medication. 
Monitor the patient for effects.
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Intraosseous Access Complications
  • Fracture
  • Infiltration
  • Growth plate damage
  • Complete insertion
  • Pulmonary embolism
  • Infection
  • Thrombophlebitis
  • Air embolism
  • Circulatory overload
  • Allergic reaction
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Contraindications to Intraosseous Placement
  • Fracture to tibia or femur on side of access
  • Osteogenesis imperfecta—congenital bone disease resulting in fragile bones
  • Osteoporosis
  • Establishment of a peripheral IV line
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Part 2 Summary
  • Types of Intravenous Access
  • Equipment for Intravenous Access
  • IV Drug Administration
  • Intraosseous Infusion