Back to results
US 5,931,794 AGranted
Allergy testing apparatus
OwnerIsadore Piteskyinventor
Life of this patent
Estimating the term…
Abstract
An allergen testing pick for receipt in the open top end of a vial of allergen and including a neck for close fit with the top end of such vial. The pick includes a stem depending downwardly from such neck and is formed with a plurality of sharp tines. A device may be provided for receiving the vials and may be in the form of a plurality of individual modules releasably coupled together.
Claims14
An antigen pick device for selectively puncturing or abrading the skin of a patient to apply a selected antigen and comprising:
- an upstanding handle;
- a plastic shaft depending from said handle formed with a downwardly depending stem having a longitudinal axis and terminating in a bottom end;
- and
- a plurality of elongated thin plastic solid tines projecting downwardly a distance greater than 0.5 mm from said bottom end and terminating in respective puncture points to puncture through the skin of a human patient, said tines being so configured and sized as to be utilized to selectively abrade or puncture said skin to apply said selected antigen thereto whereby a medical technician may grasp said handle applying antigen to said tines and proceed endeavoring to puncture a patient's skin to a depth greater than 0.5 mm or, and the technician, may engage said points with the patient's skin and rotate said stem about said axis to cut the surface of such skin.
1 more element
An antigen applicator device comprising:
- an upright vial formed with a cylindrical side wall having a constant diameter throughout and terminating at its upper extremity in a mouth of said diameter;
- a plastic pick including an upstanding handle and downwardly depending, reduced-in-cross section, stem terminating in a bottom end;
- a plug formed with said stem and having an outside diameter formed to be received slidably in said mouth;
- and
- a plurality of elongated thin tines projecting downwardly from said bottom end a distance greater than 0.5 mm and formed with respective puncture points for puncturing through the skin of a human patient, said tines being so configured and sized as to be utilized to selectively abrade or puncture said skin to apply said selected antigen thereto.
2 more elements
Dependencies are inferred from the claim text.