A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
83/4
A61C 17/04 (1980.01)
Patent
CA 1163476
ABSTRACT OF THE DISCLOSURE There is provided an improved dental saliva ejector for use by a dentist for hygienist including a substantially tubular element connected to a flexible hose or the like and having a suction part intended to be introduced in the mouth of the patient and being closed preferably at one end thereof and provided with at least one suction opening, characterized in that perforated walls are provided in front of and behind said opening to prevent tongue and muceous membranes of the patient to be sucked into said opening.
362308
Johnasson Goran
Sundelin Bo
Wahlin Ragnar
Haskett
Johnasson Goran
Sundelin Bo
Wahlin Ragnar
LandOfFree
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