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Tonicity?
concentration of a substance dissolved in water
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Isotonic fluids
same concentration as body fluids
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Hypertonic
solute concentration greater than that of body fluids
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Hypotonic
solute concentration less than that of boldy fluids
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Types of isotonic fluids
- 1. 0.9% NaCl
- 2. Ringers Solution
- 3. Lactated Ringers
- 4. 5% dextrose in water ( is isotonic but become hypotonic when glucose is metabolized)
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Types of Hypotonic solution?
1. 0.45% NaCL
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Hypertonic soluditon types?
- 10-15% dextrose in water
- 3% NaCl
- Sodium bicarbonate 5%
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Formulat for ML/hour
- Total soluiton
- ___________= ml/hr
- hours to run
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Formula for drops /min?
- Total volume x 15
- ______________= gtts/min
- Time in minutes
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Assessment for Peripheral IV
- Condition of vein
- Type of fluid/med to be infused
- Duration of therapy
- Clients age, size, status
- Skill of nurse
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How to insert a Catheter?
- 1. Explain, check ID
- 2. Distend vein 8-10' above site, tap on vessel or have pt open and close first, or hang arm over side of bed
- 3. Clean with alcohol swab/ inside to out
- 4. Repeat with povidine iodine
- 5. Hold skin taut to stabilize
- 6. Insert cath bevel up 15-20'
- 7. lessen angle to advance cath, watch for flashback
- 8. Once blood return/ push in extra 1/4" and then remove tourny
- 9. Withdraw need from cath, advance cath up to hub
- 10. secure cath
- 11. attach IV tube
- 12. begin IV infusion
- 13 check for infiltration and hematoma
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Assement for infiltration
- Edema
- Pain
- Coolness
- Significant decrease in flow rate
- Apply tourniquet above infusion site
- ; if it continues to flow it's infiltrated
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Nursing care for Infiltraton
- 1. D/C IV
- 2. Apply warm compresses to site
- 3. Apply sterile dressing
- 4. Elevate limb
- 5. Start new site proximal to infiltrate if same limb
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Phlebitis assessment
- 1. red, warm at insertion site, or along the veing
- 2. tenderness
- 3. swelling
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Nursing care for phelbitis
- 1. D/C IV
- 2. Apply warm moist compress
- 3. restart at new site
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Thrombophlebitis assessment
- 1. Pain
- 2. Swelling
- 3. Redness & warmth around insertion or along path of vein
- 4. Fever
- 5. Leukocytosis
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Nursing Care Thrombophlebitis
- D/C IV
- Apply warm compress
- Elevate extremity
- Restart IV opposite extremity
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Hematoma Assessment
- Ecchymosis
- immediate swelling at site
- leakage of blood at site
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Hematoma nursing care
- D/C IV
- Apply pressure with sterile dressing
- Appy cool compress ( ice bag) for 24 hr to site/ followed by warm compress
- Restart on opposite extremity
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Clotting assessment
- decreaed IV flow rate
- back flow of blood into IV tubing
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Nursing care for clotting
- D/C IV
- Do not irrigate or milke the tubing
- Don not increase the IVe flow rate or hang the solution higher
- do not aspirate clot
- Urokinase may be injected into cath to clear occlusion
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A PICC stands for and is what type of Cath
- Peripherally inserted central catheter
- Central venous access device
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Where is the PICC inserted
Venipuncture performed above or below anticubital fossa into basilic, cephalic, or axillary veins of dominant arm ( encourages blood flow and reduces risk of dependent edema)
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How long can you leave a PICC in?
6 months
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Potenatil complications of a PICC
- Malposition
- Pneumothorax
- Dysrhythmias
- Nerve or tendon damage
- Respiratory distress
- Catheter embolism
- Thrombophlebitis
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PICC dressing
change 2-3 times a week and when wet or nonocclusive
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How to flush PICC
saline, meds , saline , hep 100 units
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Do not with PICC
- draw blood from that extremity
- or take blood pressure
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