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Shenzhen Berry Dental Laboratory Co.,Ltd  

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Popular Nickel and Chromium Full Cast Metal Crown 

Place of Origin: Zhejiang, China (Mainland) 
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Model No.: BR_MC

Popular Nickel and Chromium Full Cast Metal Crown ISO9001/200
 
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Popular Nickel and Chromium Full Cast Metal Crown ISO9001/200

 

What's a Full Cast Metal Crown?                                                                                                       

Cast Metal crown is a full crwon restoration which is cast with dental alloy.

 

Advantages                                                                                                                                     

  • High Strength
  • Tooth reomoved less
  • Fitness
  • Long lasting
  • Fine protection

 

Disadvantages                                                                                                                                  

  • Inaesthetic
  • Metal easy lead to allergy

Indication                                                                                                                                          

  • Posterior tooth with Large defect
  • Malposition, Torsoclusion or malformation of posterior tooth
  • Weak posterior abutment of removable partial denture
  • Posterior retiner of fixed partial denture
  • Posterior tooth after RCT ( Roogt Canal Therapy)

 

Contraindications                                                                                                                             

  • Incontrollable caries
  • People allergic to the metal
  • Tooth with esthetical requirment
  • Residual root

 

Design of Metal Crown                                                                                                                  

  • Material Selection
  • The position of gingiva margin of the crown
  • To reduce the occlusal force

 

Tooth Preparation                                                                                                                             

 

1) Occlusal Reduction

  • Provide the adequate room for the crown 
  • Occlusal Surface
  • Amout of tooth reduction : 1.0MM

 

2) Essentials of Occlusal Preparation

  • Reduce the inclination of cusp
  • Prepare ladder on  large filling material

 

3) Buccal and lingual reduction

  • Provided the adequate room for the crown
  • Amount of tooth removing: 1.0MM

 

4) Essential of buccal and lingual

  • Preparation
  • The functional cusp level preparation

 

5)Proxiaml redcuction

  • Provide the adequate room for the crown
  • Amount of tooth removing:1.0MM

 

6) Essentials of Axical Preparation

  • Axical convergent angle 2-5 degree
  • The axical surface agngle preparation to keep the contour of the crown

 

7)Cervical Preparation

  • Chamfer or bevel
  • Width of shoulder 
  • Non- Noble metal :0.5-0.8MM
  • Noble Metal: 0.35-0.5MM

 

8)Position of Gingival Margin

  •  At the gingiva
  • 1.0mm above gingiva
  • 0.5-1.0mm under gingiva

 

Impression of Metal Crown

 

An imprint of the teeth and surrounding tissues formed with a plastic matereial to provide a mold for use in malering restoration


 

Impression step

  • Impression of opposite tooth
  • Impression of abutment
  • Bite Registraion

Gingival retraction

  • Retraction cord
  • Impression procedure

 

Impression Method

  • Two step method
  • One step method

 

Try in of metal crown

  • check the gingival margin and tissular surface of the crown
  •  Tr
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 Mr. Ms. Jenny Song

Tel: 86-755-26738545
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Company Info

Shenzhen Berry Dental Laboratory Co.,Ltd [China (Mainland)]


Business Type:Manufacturer
City: Shenzhen
Province/State: Guangdong
Country/Region: China (Mainland)

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