Wuxi Second People's Hospital

Yuwei Zhang

Bo Liu

Peng Jiang

Ninghan Feng

Yang Wang

Menglu Li

Ye Hua

Yangkun Feng

Yang Shen

A method of preparing a urinary catheter having a balloon of three cavities at a top end thereof includes: step 1, preparing a catheter having one urinary guiding cavity and three water injection cavities, cutting two ends of the catheter to be flat; step 2, cutting from a top end of the catheter having the four cavities from the catheter longitudinally to form three separated catheters, each having one second cavity, closing a top end of each of the three catheters; step 3, hot-pressing the three catheters by placing the three catheters in a steel plate for 40° C. to 60° C. and 5 min to 15 min at 5 kg to 7.5 kg, trimming the outer wall of the catheters; step 4, connecting top ends of the catheters to each other, taking a guide thread to pass through the urinary guiding cavity to be connected to the top ends of the catheters.

Method of preparing urinary catheter having balloon of three cavities at top end of urinary catheter

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Jiangsu, China

Yuwei Zhang