Tipping device and method of producing medical catheters

Details Tipping device and method of producing medical catheters Tipping device and method of producing medical catheters

1994-10-19

1996-08-20

Mackey, James P.

Plastic article or earthenware shaping or treating: apparatus

Preform reshaping or resizing means: or vulcanizing means...

Including both heating and cooling means

264291, 425392, 425393, B29C 5522

Patent

active

055473644

ABSTRACT:
A tipping device and processing for medical catheters, the device including a pneumatic mechanism, two fixtures controlled by the pneumatic mechanism to hold two opposite ends of the catheter, a nozzle controlled to heat or cool down the catheter, and hydraulic cylinder controlled to pull the catheter during the heating. When the front part of the catheter is heated and pulled, the outer diameter of the front part of the catheter is gradually reduced toward the middle, then the catheter is cooled down and removed from the device and then cut into a tapered tip.

REFERENCES:
patent: 4212204 (1980-07-01), St. Amand
patent: 4404159 (1983-09-01), McFarlane
patent: 4661300 (1987-04-01), Daugherty
patent: 4834637 (1989-05-01), Conta et al.
patent: 4904433 (1990-02-01), Williamitis
patent: 5102324 (1992-04-01), Bullard et al.
patent: 5209882 (1993-05-01), Hattori et al.

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