Portable cervical traction device

  • US 6,899,690 B2
  • Filed: 12/16/2002
  • Issued: 05/31/2005
  • Est. Priority Date: 11/03/1994
  • Status: Expired due to Term
First Claim
Patent Images

1. A cervical traction device comprising:

  • a support structure having a track;

    a carriage having a slide bracket slidable along a portion of the track;

    a restraining mechanism adapted to releasably restrain a portion of a patient'"'"'s body to the carriage;

    a pneumatic cylinder having a first end and a moveable piston rod at a second end, one of the pneumatic cylinder or the piston rod attached to the support structure and the other attached to the carriage, the pneumatic cylinder adapted to move the carriage along the track relative to the support structure when in a pressurized state, the pneumatic cylinder maintaining a generally static traction force for a period in excess of 10 minutes when in the pressurized state without additional pressurized air being supplied; and

    a hand pump fluidly connected to the pneumatic cylinder and adapted to inject pressurized air into the pneumatic cylinder, the hand pump having a handle moveable relative to a body portion to injecting at least 138 kPa (20 psi) of pressure into the pneumatic cylinder.

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