Disposable right angle dental handpiece

Details Disposable right angle dental handpiece Disposable right angle dental handpiece

1991-04-10

1992-11-03

Wilson, John J.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433126, A61C 108

Patent

active

051602636

ABSTRACT:
A disposable right angle dental handpiece comprises a disposable plastic outer housing having an elongated opening therein for receiving a drive shaft mechanism which is preferably made of metal. The drive shaft mechanism is connected to the disposable outer plastic housing by means of a quick connect-quick disconnect mechanism. The outer housing also contains a gear which is engaged with a gear at the end of the drive shaft mechanism, a working member being connected to the gear for being driven by the drive shaft member. The drive shaft member is connectable to the dental tool for being driven thereby.

REFERENCES:
patent: 1982336 (1934-11-01), Wiseman
patent: 3727313 (1973-04-01), Graham
patent: 3798777 (1974-03-01), Reiter
patent: 4245985 (1981-01-01), Eibofner
patent: 4365956 (1982-12-01), Bailey
patent: 4449932 (1984-05-01), Lustig
patent: 4544356 (1985-10-01), Gardella et al.
patent: 4604058 (1986-08-01), Fisher et al.

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