Hygiene instruments

12

Hygiene instruments

image

image

image

image

image Instrument

Universal curettes (curet)

Functions image

To scale and remove deposits and stains from teeth
To scale supragingival and subgingival surfaces
To remove soft-tissue lining of periodontal pocket and root planing

Characteristics image

Blade—Two cutting edges, rounded toe, rounded back; at 90-degree angle to lower shank
Flexible or rigid shank; length varies to accommodate clinical crown of tooth
Single or double ended
Range of sizes
Curette named by designer:

1. Barnhart 1⁄2
2. Ratcliff 3⁄8

Practice note image

Universal Curettes are used on hygiene, periodontal, and operative tray setups.

 

imageUniversal Curettes must be cleaned, bagged individually or bagged/wrapped in a tray setup, and then sterilized. A chemical/steam indicator device should be included in the wrapping.

image

image Instrument

Universal curettes (curet)

Functions image

To scale and remove deposits and stains from teeth
To scale supragingival and subgingival surfaces
To remove soft-tissue lining of periodontal pocket and root planing

Characteristics image

Blade—Two cutting edges, rounded toe, rounded back; at 90-degree angle to lower shank
Flexible or rigid shank; length varies to accommodate clinical crown of tooth
Single or double ended
Range of sizes
Curette named by designer:

1. UC/Rule 5⁄6
2. Loma Linda 11⁄12
3. McCall 17⁄18

Practice note image

Universal Curettes are used on hygiene, periodontal, and operative tray setups.

 

imageUniversal Curettes must be cleaned, bagged individually or bagged/wrapped in a tray setup, and then sterilized. A chemical/steam indicator device should be included in the wrapping.

image

image Instrument

Langer universal curettes

Functions image

To scale and remove deposits and stains from teeth
To scale supragingival and subgingival surfaces
To remove soft-tissue lining of periodontal pocket and root planing

Characteristics image

Blade—Two cutting edges, with face at 90-degree angle to lower shank
Design function with three bends in the shank, improving posterior access
Langer Universal Curettes designed with the shank design of a Gracey combined with a Universal blade
Single or double ended
Range of sizes

Practice note image

Langer Universal Curettes are used on hygiene and periodontal tray setups.

 

imageLanger Universal Curettes must be cleaned, bagged individually or bagged/wrapped in a tray setup, and then sterilized. A chemical/steam indicator device should be included in the wrapping.

image

image Instrument

Area-specific curettes—anterior

Functions image

To scale and remove deposits from subgingival surfaces of anterior teeth
To use for root planing, periodontal débridement, and soft-tissue curettage

Characteristics image

Two cutting edges (only lower cutting edge used)
Blade—Rounded back and toe; at 70-degree angle to lower shank; types: standard, rigid, extra rigid
Curvature of blade designed to adapt to specific teeth and surfaces
Range of sizes available: 1⁄2, 3⁄4, 5⁄6
Curette named by designer: Gracey, Kramer-Nevins, Turgeon

Practice note image

Area-Specific Curettes—Anterior are used on hygiene and periodontal tray setups.

 

imageArea-Specific Curettes must be cleaned, bagged individually or bagged/wrapped in a tray setup, and then sterilized. A chemical/steam indicator device should be included in the wrapping.

image

image

image Instrument

Area-specific curettes—posterior

Functions image

To scale and remove deposits from subgingival surfaces of posterior teeth
To use for root planing, periodontal débridement, and soft-tissue curettage

Characteristics image

Two cutting edges (only lower cutting edge used)
Blade—Rounded back and toe; at 70-degree angle to lower shank; types: standard, rigid, extra rigid
Curvature of blade designed to adapt to specific teeth and surfaces
Range of size, shape, and bends in shank
Two bends in shank

Examples:

7⁄8, 9⁄10

Three bends in shank

Examples:

11⁄12, 13⁄14, 15⁄16, 17⁄18

Curette named by designer: Gracey, Kramer-Nevins, Turgeon

Practice note image

Area-Specific Curettes—Posterior are used on hygiene and periodontal tray setups.

 

imageArea-Specific Curettes must be cleaned, bagged individually or bagged/wrapped in a tray setup, and then sterilized. A chemical/steam indicator device should be included in the wrapping.

image

image

image Instrument

Extended area-specific curettes—anterior

Function image

To scale and remove deposits in deep periodontal pockets 5 mm or deeper

Characteristics image

Two cutting edges (only lower cutting edge used)
Blade at 70-degree angle to lower shank; types: standard, rigid, extra rigid
Curvature of blade designed to adapt to anteriors
Terminal shank redesigned—3 mm longer than standard Area-Specific Curette
Manufacturer’s trademark name usually follows 1⁄2, 3⁄4, 5⁄6 numbering system
Range of sizes—Commonly used types: 3⁄4, 5⁄6
Double-ended curettes packaged in sets
Curettes named by designer: Gracey 1⁄2

Practice note image

Extended Area-Specific Curettes—Anterior are used on hygiene and periodontal tray setups.

 

imageExtended Area-Specific Curettes must be cleaned, bagged individually or bagged/wrapped in a tray setup, and then sterilized. A chemical/steam indicator device should be included in the wrapping.

image

image Instrument

Extended area-specific curettes—posterior

Function image

To scale and remove deposits in deep periodontal pockets (5 mm or deeper)

Characteristics image

Two cutting edges (only lower cutting edge used)
Blade at 70-degree angle to lower shank; types: standard, rigid, extra rigid
Curvature of blade designed to adapt to premolars, molars
Terminal shank redesigned—3 mm longer than standard Area-Specific Curette
Range of sizes
Commonly used types: 11⁄12, 13⁄14, 15⁄16, 17⁄18
Double-ended curettes packaged in sets
Curettes named by designer: Gracey 11⁄12 Rigid, Gracey 11⁄12

Only gold members can continue reading. Log In or Register to continue

Feb 3, 2015 | Posted by in Dental Hygiene | Comments Off on Hygiene instruments
Premium Wordpress Themes by UFO Themes