A rubber bulb attached to a hollow cylindrical glass tube, with a hole in the top; both ends of tube inside have rubber stops with holes to match the one in the glass; nested inside this is a metal slug with a flat top and conical bottom; squeezing the ball propels the metal slug up the tube.
A rubber bulb attached to a hollow cylindrical glass tube, with a hole in the top; both ends of tube inside have rubber stops with holes to match the one in the glass; nested inside this is a metal slug with a flat top and conical bottom; squeezing the ball propels the metal slug up the tube.
Number Of Parts
1
Provenance
Owned and used by Dr. Burns of Napanee, Ont., a 1947 graduate of the Queen's University Medical Program; some items belonged to Dr. Stratton, who held the Napanee practice prior to Dr. Burns.
Material
metal: silver
glass: clear
rubber: yellow; blue-grey
Permanent Location
Storage Room 0010
0010-D7-9
Dimension Notes
Length 17.9 cm x Diam. 4.0 cm
Condition Remarks
Bulb rubber is worn but in good condition; wear and scratches on glass.
Copy Type
Original
Reference Types
Book
Reference Comments
"American Hospital Supply Catalog (C30)," Div. of AHSC (Canada), 1964 (similar to item #72305-060, although the artifact is mechanical, not digital)
Research Facts
For strengthening finger grip after injury or illness.