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US 10,905,599 B2Granted
Oral hygiene swab
AssigneeIntersurgical AG
InventorsChristopher Edgerley Booth, Matthew James William Leary
Life of this patent
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Abstract
There is provided an oral hygiene swab (10) for a patient. The swab has a stem (12) formed of a first relatively rigid material and a head portion (14) formed of a second relatively softer material overmoulded onto the stem. The second material of the head portion is shaped to provide outwardly protruding cleaning formations (32, 36) for contact with the patient's mouth. The swab may be a suction swab and the stem may have a hollow interior.
Claims26
An oral hygiene swab for a patient, the swab having:
- a stem comprising a handle portion and a neck portion, the stem comprising a first rigid material;
- a head portion comprising a second material overmoulded onto said stem such that there is a direct bond between the stem and the head portion with no intermediate layer of adhesive, wherein the second material is relatively softer than the first rigid material;
- and
- cleaning formations on the head portion for contact with the patient's mouth, the cleaning formations comprising a plurality of discrete annular walls, the plurality of discrete annular walls aligned with a longitudinal axis of the neck portion such that the axis is substantially at the center of the annular walls, wherein the plurality of discrete annular walls define a series of discrete radial passages, each of the discrete radial passages located between adjacent annular walls, wherein a plurality of supports are provided spanning the plurality of annular walls, and
- wherein the second material of the head portion is shaped to provide the cleaning formations,
- wherein the stem and head portion have a hollow interior, thereby defining an internal passage along the swab, and
- wherein the head portion has a plurality of openings in communication between the internal passage and the discrete radial passages of the swab, the openings being arranged between the cleaning formations.
4 more elements
Dependencies are inferred from the claim text.