# US 2021/0330433 A1 · Dental cleaner discharge guard systems and methods

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- Number: US 2021/0330433 A1
- Document ID: US20210330433A1
- Status: Published application
- Kind: A1
- Application number: 17/366,905
- Filed: 2021-07-02
- Published: 2021-10-28
- Earliest claimed: 2017-03-10
- Assignees: Ultradent Products, Inc.
- Applicants: Ultradent Products, Inc.
- Inventors: Bruce S. McLean; Scot N. Andersen; Dan E. Fischer
- Web page: https://patentgrep.com/patent/US20210330433A1

## CPC

- A61C 17/222: {Brush body details, e.g. the shape thereof or connection to handle}
- A46B 3/005: {Bristle carriers and bristles moulded as a unit (A46B1/00 takes precedence)}
- A46D 1/0238: {Bristles with non-round cross-section}
- A46D 1/0276: {Bristles having pointed ends}
- A46D 1/0284: {Bristles having rounded ends}
- A61C 17/005: {Devices for dental prophylaxis}
- A61C 17/24: rotating continuously (A61C17/40 takes precedence)
- A61C 19/002: {Cleaning devices specially adapted for dental instruments}
- A61C: DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE (non-driven toothbrushes A46B; {tongue scrapers A61B17/24;} preparations for dentistry A61K6/00; preparations for cleaning the teeth or mouth A61K8/00, A61Q11/00)
- A46B: BRUSHES (handles not integral with brushware B25G)
- A46D: MANUFACTURE OF BRUSHES

## Abstract

Rotating dental systems and related guards and methods are disclosed. In some instances a guard may be configured to prevent material from building up on at least a portion of the dental system. The guard may be configured to prevent materials from being discharged from the dental system. In some embodiments, the guard may also be configured to direct the flow of material along a portion of the dental system. Some guards within the scope of this disclosure comprise bristles.

## Claims

### Claim 1

A rotating dental tool discharge guard, comprising:
a handle;
a treatment cup coupled to the handle; and
a guard comprising a plurality of bristles configured to interact with discharge material on an outside surface of the treatment cup and prevent the discharge material from building up on at least a portion of the treatment cup.