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Biomedical subjects

R Garcia-Rinaldi

Publications and source records attributed to R Garcia-Rinaldi.

40 records · Page 3Linked to original sources

Improving the efficiency of wound drainage catheters.

We have modified the most commonly utilized wound drainage system to further reduce the incidence of postoperative accumulation of fluid under the skin flaps. This modification allows more efficient removal of debris, loose tissue fragments, and clots from the wound catheters and insures a constant negative pressure in the system. These maneuvers lengthen the usefulness and improve the efficiency of the catheters and have reduced the incidence of fluid accumulation.

Catheterization

In situ preservation of cadaver kidneys for transplantation: laboratory observations and clinical application.

Many kidneys obtained from cadaver donors undergoing sudden cardiac arrest cannot be transplanted due to the long periods of warm ischemia from the moment of arrest to nephrectomy. A double-ballon-triple-lumen catheter for the rapid in situ preservation of cadaver kidneys has been designed. Used in combination with equipment routinely found in any hospital, it can cool human kidneys in situ to 10-15 C and maintain this temperature until nephrectomy can be performed. Kidenys preserved with this catheter have functioned after transplantation into suitable recipients. This report describes the design and laboratory evaluation of this new device, its clinical effectiveness and technique of insertion.

Adolescent

Upper extremity arteriovenous fistulas for hemodialysis and administration of chemotherapeutic agents.

The arteriovenous fistula (AVF) is the choice made of access to the circulation in patients having chronic hemodialysis. AVFs are also used in patients having repeated courses of intravenous chemotherapy. This relatively simple operation can result in considerable morbidity if improperly done. The technics used in our center, which result in a high patency rate, are described. Maneuvers designed to reduce the resistance to flow and increase the minute flow through the fistulas are stressed.

Animals