Claims
- 1. A method of making a guide wire comprising the steps of:
- twisting a plurality of thin threads to form a core wire;
- preparing thinnest portions of the core wire;
- tightly uniting thin threads of the thinnest portions of the core wire;
- extruding the core wire with a resin to form a resin layer on the core wire including the thinnest portions;
- severing a middle portion of the thinnest portions of the core wire between the thinnest portions; and
- melting and reshaping the resin layer on a severed end surface of the middle portion of the thinnest portions of the core wire by means of a hot pressing procedure.
- 2. A method of making a guide wire comprising the steps of:
- twisting a plurality of thin threads to form a core wire;
- preparing thinnest portions of the core wire;
- tightly uniting thin threads of the thinnest portions of the core wire;
- extruding the core wire with a resin to form a resin layer on the core wire including the thinnest portions;
- severing a portion of the tightly united thinnest portions; and
- melting and reshaping the resin layer on a severed end surface of the severed portion of the thinnest portions of the core wire by means of a hot pressing procedure.
- 3. A method of making a guide wire as recited in claim 2 further comprising the step of: squelching the thinnest portions of the core wire into a flat-shaped configuration concurrently at the time when preparing the thinnest portions of the core wire.
Priority Claims (1)
Number |
Date |
Country |
Kind |
8-181022 |
Jul 1996 |
JPX |
|
Parent Case Info
This is a Division of application Ser. No. 08/744,316 filed Nov. 7, 1996.
US Referenced Citations (5)
Foreign Referenced Citations (3)
Number |
Date |
Country |
200 919 A1 |
Nov 1986 |
EPX |
480 427 A1 |
Apr 1992 |
EPX |
4-20453 |
May 1992 |
JPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
744316 |
Nov 1996 |
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