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Experiences with autotransfusion during abdominal aortic aneurysm resection
American Journal of Surgery
|May 1, 1980
Summary
Autotransfusion using the Bentley Laboratories device reduced the need for blood transfusions in abdominal aortic aneurysm surgery. This method maintained patient hematocrit and platelet levels without coagulopathy, proving a valuable safety measure.
Area of Science:
- Cardiovascular Surgery
- Transfusion Medicine
Background:
- Abdominal aortic aneurysm (AAA) resections often involve significant blood loss, necessitating transfusions.
- Intraoperative blood salvage techniques aim to mitigate transfusion requirements and associated risks.
Purpose of the Study:
- To evaluate the efficacy and safety of the Bentley Laboratories autotransfuser in patients undergoing AAA resections.
- To assess the impact of autotransfusion on transfusion needs, hematocrit levels, and coagulation parameters.
Main Methods:
- Prospective evaluation of 50 patients undergoing AAA repair with the Bentley autotransfuser.
- Comparison of transfusion requirements and hematological parameters between autotransfused patients and historical controls (implied).
Main Results:
- Patients receiving autotransfusion (average 1,500 cc) required fewer intra- and postoperative transfusions.
- Satisfactory recovery hematocrit levels were maintained.
- Platelet counts remained stable for 24 hours post-surgery with no evidence of coagulopathy.
Conclusions:
- The Bentley autotransfuser is an effective and safe method for reducing blood transfusions in AAA surgery.
- The device functions without air embolism or clotting issues.
- Autotransfusion serves as a crucial safety system, recommended for routine use in all AAA cases.