the Surgical
11_ Surgical
Technologist
Technology
_ Studyfor
Guide.pdf
Chapter
the Surgical
11_ Surgical
Technologist
Technology
_ Studyfor
Guide.pdf
the Surgical Technologist _ Study Guide.pdf
Chapter 11:
Surgical
Technology for the
Surgical
Technologist |
Study Guide
Chapter 11_ Surgical Technology for the
Chapter
Surgical
11_Technologist
Surgical Technology
_ Study Guide.pdf
for the
Chapter
Surgical
11_Technologist
Surgical Technology
_ Study Guide
for the Surgical Technologist _ Study Guide
,Chapter 11_ Surgical Technology for the Surgical Technologist.pdf Chapter 11_ Surgical Technology for the Surgical Technologist.pdf Chapter 11_ Surgical Technology for the Surgical Technologist.pdf
Terms in this set (256)
hemostasis stopping the loss of blood (hemorrhage); may be accomplished by clot
formation or vessel spasm, or surgically by mechanical pressure, ligation, or the
application of hemostatic agents; may also be achieved thermally
coagulation The body uses the process of _________________ to achieve hemostasis.
(1) platelets adhere to subendothelium of vessel walls, (2) What are the phases of the clotting process?
platelets release ADP, (3) release of ADP causes further
layers of platelets to adhere, (4) platelet aggregate forms
a thrombus, (5) permanent thrombus forms after clotting
factor reaction
irrigation fluid(s), blood loss The surgical technologist should keep close track of the amount of
______________________ used; the amount of _______________________ used is subtracted from the
total volume of fluid in the canister to provide an accurate measurement of
______________________.
congenital hemostatic defects hemophilia is the most common of these and manifest itself as a clotting
deficiency
Chapter 11_ Surgical Technology for the Surgical Technologist.pdf Chapter 11_ Surgical Technology for the Surgical Technologist Chapter 11_ Surgical Technology for the Surgical Technologist
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acquired hemostatic disorders bleeding disordrs caused by an outside source; liver disease, anticoagulant
therapy with heparin or warfarin sodium, aplastic anemia; and drug-therapy
induced platelet dysfunctions
mechanical hemostasis can be achieved with the use of several types of devices to control bleeding until
a clot forms; hemostatic instruments, ligatures, clips, sponges, pledgets, bone
wax, pressure devices
hemostatic instruments clamps are used to compress the walls of vessels and to grasp tissue; most
commonly used is the hemostat (straight or curved); vascular clamps are
designed to be atraumatic
ligatures also called ties (referred to as stick ties when a needle is attached), are strands of
suture material used to tie off blood vessels; made of either natural or synthetic
material and are designed either to dissolve over a period of time or to remain in
the body tissue permanently; vessels are ligated using the smallest possible
diameter in order to reduce tissue reaction and the ends cut as close to the knot
as possible
monofilament type, 1/8 in. When the material used to tie off a bleeding vessel is of a ____________________________,
the tails of the suture should be left approximately _______ long from the knot.
Chapter 11_ Surgical Technology for the Surgical Technologist.pdf Chapter 11_ Surgical Technology for the Surgical Technologist Chapter 11_ Surgical Technology for the Surgical Technologist
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ligating clips used in place of suture ligatures when many small vessels need to be ligated in a
short period of time; made of nonreactive metal, such a titanium or stainless steel,
or plastic material and come in various sizes as well as absorbable or permanent
varieties; applied either from a manually leaded applicator or from any of several
preloaded disposable applicators
sponges used to apply pressure on bleeding areas or vessels and to absorb excess blood
or body fluids; Raytec, laparomtomy sponges, tonsil sponges, patties
(cottonoids), kitners, and peanuts
pledgets small squares of Teflon; used as buttresses over the suture line; using suture they
are sewn over the hole in the vessel and exert outside pressure over the small
needle holes to prevent bleeding and promote clotting; often used in peripheral
vascular and cardiovascular surgery
bone wax made of refined and sterilized beeswax; used on cut edges of bone as a
mechanical barrier to seal off oozing blood
pressure devices tourniquets, sequential stockings; occludes the flow of blood until a clot has time
to form; may be used to prevent venous stasis and deep venous thrombosis;
biological hemostasis fibrin glue
Chapter 11_ Surgical Technology for the Surgical Technologist.pdf Chapter 11_ Surgical Technology for the Surgical Technologist Chapter 11_ Surgical Technology for the Surgical Technologist