Long-term performance and complications of the Tesio twin catheter system for hemodialysis access

被引:57
作者
Prabhu, PN
Kerns, SR
Sabatelli, FW
Hawkins, IF
Ross, EA
机构
[1] UNIV FLORIDA,DIV NEPHROL HYPERTENS & TRANSPLANTAT,DEPT MED,GAINESVILLE,FL 32610
[2] UNIV FLORIDA,DEPT RADIOL,DIV VASC INTERVENT RADIOL,GAINESVILLE,FL 32610
关键词
hemodialysis; venous catheters; vascular access; recirculation;
D O I
10.1016/S0272-6386(97)90054-8
中图分类号
R5 [内科学]; R69 [泌尿科学(泌尿生殖系疾病)];
学科分类号
1002 ; 100201 ;
摘要
The Tesio twin catheter system (Medcomp, Harleysville, PA) was developed to overcome the problems with the existing central venous catheters in providing high-efficiency dialysis, such as inadequate blood flows, high recirculation rates, and need for surgical insertion. The relatively large internal lumens and multiple side holes in a spiral pattern allow for high blood flow rates and lower tendency to thrombosis, In this series, 82 catheter pairs were placed in 75 patients and monitored for a period encompassing 231 patient-months, We achieved mean nominal blood pump flow rates of 400 +/- 6 mL/min and an average recirculation of 4.6% +/- 0.5%, In 20 sets of catheters, a nominal blood flow rate of 388 +/- 6 mL/min was measured ultrasonically at 352 +/- 8 mL/min, representing an error of 36 +/- 5 mL/min, Thrombosis of the catheter occurred at a rate of one episode per 21 patient-months, and on all occasions responded to local instillation of urokinase, Despite having two exit sites, the infection rates were comparable to other catheters: exit site infections occurred at a rate of one per 21 patient-months and bacteremic episodes occurred at one per 11.5 patient-months, necessitating catheter removal once per 46 patient-months, Based on these data, we believe that the Tesio twin catheter system is an excellent long- and short-term vascular access for providing high-efficiency dialysis. (C) 1997 by the National Kidney Foundation, Inc.
引用
收藏
页码:213 / 218
页数:6
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