Method and apparatus for placing and maintaining a percutaneous tube into a body cavity

• US 20040039406A1
• Filed: 09/22/2003
• Published: 02/26/2004
• Est. Priority Date: 06/01/1998
• Status: Active Grant

• Current Assignee: Thoracar Systems LLC
• Original Assignee: Thoracar Inc.
• Inventors: Jessen, Jonh W.
• Granted Patent: US 7,540,875 B2
• Time in Patent Office: Days
• US Class Current: 606/167
• CPC Class Codes: A61B 17/320016 Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes A61B10/0233, A61B17/29, A61B17/3207 take precedence
• CPC Class Codes: A61B 17/32093 for skin incisions
• CPC Class Codes: A61B 17/3417 Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating syringe needles A61M5/32; dilators A61M29/00
• CPC Class Codes: A61B 17/3496 Protecting sleeves or inner probes; Retractable tips for protecting body piercing guide needles A61M25/0612
• CPC Class Codes: A61B 2017/32004 having a laterally movable cutting member at its most distal end which remains within the contours of said end
• CPC Class Codes: A61M 16/0472 Devices for performing a tracheostomy

Abstract

Innovative disposable thoracostomy and cricothyrotomy trocar systems and new and improved methods for emergency management of upper airway obstructions and chest injuries are disclosed.

Claims

1. A surgical cutting tool comprising a retractable blade assembly having double-set auto blade release triggers, whereby the release of one member frees or triggers the release of the blade lock to auto-close to within a sheath.