Asepsis & Injections Flashcards
(72 cards)
medical asepsis aka clean technique
includes procedures for reducing the number of organisms and preventing their transfer
medical asepsis examples
HH barrier technique admin of a PO med supp. routine environmental cleaning
surgical asepsis aka sterile technique
procedures used to eliminate all microorganisms from an area; sterilization destroys all microorganisms and their spores
surgical asepsis examples
procedures requiring penetration of skin (central IVs)
when the integrity of the skin is broken (from incisions or burns)
injections
procedures requiring insertion of devices or surgical instruments into normally sterile body cavities (catheter)
specimen collection
wound dressing can be either technique depending on (3)
- depth of laceration and levels of affected tissue
- how fresh the wound is (time)
- diabetes/immunosuppressed may be sterile for longer
parenteral means
administered in a route other than the digestive tract
purpose of parenteral meds
different absorption
some meds only designed for certain routes
vomiting, etc
IM
into the body of a mm
IM absorption time
10/15 to 30 mins
intradermal (ID)
intot he dermis just under the epidermis
TB skin test, allergy testing
subQ (s/c)
into the tissues just under the dermis of skin ie. heparin, insulin
SC absorption
30 mins
IV
into a vein
IV absoption
immediate to 5 mins
S/C injection size and gauge
3/8 to 5/8, 25 gauge
IM needle size and gauge
1-1/2 inch and 22 guage
factors in our choice of needle/syringe
quantity of med body size of pt tissue type to be injected route of admin viscosity of fluid
SC amount of fluid
0.5-2 mL
does s/c need aspiration
NO
1.00 cc is called
TB syringe
for anything under 1 cc except insulin, use this guage/size
27 gauge and 1/2 inch
subQ injections for meds that are
isotonic, nonirritating, nonviscous, and water soluble
max SC amount for infants and children
0.5 mL
SC injection for child
usually 26-30 guage
1/2 inch
at 90 degrees
