The investigators administered different kinds of colloids before transfusion of red blood cell to patient undergoing total hip replacement arthroplasty. The investigators will compare the differences of changes in rotational thromboelastometry (ROTEM) data among them.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Masking
NONE
Enrollment
75
Different colloids are administered during operation for replacement of blood loss before the transfusion of blood.
Seoul National University Bundang Hospital
Seongnam, Gyounggi, South Korea
INTEM parameters change from preoperative values at post-operation
clotting time (sec), clot firmness time (sec), alpah angle, maximum clot firmness (mm)
Time frame: 30 minutes before operation and 30 minutes after operation
EXTEM parameters change from preoperative values at post-operation
clotting time (sec), clot firmness time (sec), alpah angle, maximum clot firmness (mm)
Time frame: 30 minutes before and 30 minutes after operation.
FIBTEM parameters change from preoperative values at post-operation
maximum clot firmness (mm)
Time frame: 30 min before and 30 min after operation
Infused total fluid volume
crystalloid and colloid
Time frame: Participants will be followed for the duration of THRA operation in operating room, an expected average tiem of 3 hours
Hemoglobin
Time frame: 30 minutes before operation and 30 minutes after operation
postoperative blood loss
Time frame: postoperative 1 day and 2 day
Hematocrit
Time frame: 30 minutes before operation and 30 minutes after operation
Platelet
Time frame: 30 minutes before operation and 30 minutes after operation
Prothrombin Time-Internatiolnal Normalized Ratio
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Time frame: 30 minutes before operation and 30 minutes after operation
Activated Partial Thrombin Time
Time frame: 30 minutes before operation and 30 minutes after operation
electrolytes
Time frame: 30 minutes before operation and 30 minutes after operation