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Hand instruments and devices Presented by Dr. joaquin masoud C. shafiee University of the EAST Post graduate school Department of prosthodonCcs
46

Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Apr 18, 2015

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Hand
 instruments
 and
 devices
 
Presented
 by
 Dr.
 joaquin
 masoud
 C.
 shafiee
 
  University
 of
 the
 EAST
  Post
 graduate
 school
  Department
 of
 prosthodonCcs
 

Filling
 paraphernalia
 
 

Amalgam
 
 

Amalgam
 carrier
 
 
•  Double-­‐ended
 instrument
 with
 wells
 on
 both
  ends
 to
 pack
 fresh
 amalgam
 in
 &
 carry
 to
  prepped
 tooth.
  • 
 
 

Amalgam
 condenser
 
•  al
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Transcript
Page 1: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Hand  instruments  and  devices  

Presented  by  Dr.  joaquin  masoud  C.  shafiee    

University  of  the  EAST  Post  graduate  school  

Department  of  prosthodonCcs  

Page 2: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Filling  paraphernalia    

Page 3: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Amalgam    

Page 4: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Amalgam  carrier    

•  Double-­‐ended  instrument  with  wells  on  both  ends  to  pack  fresh  amalgam  in  &  carry  to  prepped  tooth.  

•     

Page 5: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Amalgam  condenser  

•  also  known  as  a  plugger  that  is  used  to  press  the  silver  filling  into  place  

Page 6: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Serrated  condenser  

•  To  pack  and  condense  amalgam  into  cavity  preparaCon  

Page 7: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Smooth  condenser  

•  To  pack  and  condense  amalgam  into  cavity  preparaCon  

Page 8: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Interproximal  condenser  

•  To  pack  and  condense  amalgam  into  interproximal  areas  of  the  cavity  prepara7on    

Page 9: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Matrix  Band  •  In  caviCes  involving  more  than  one  tooth  surface,  it  is  usually  necessary  to  surround  the  tooth  with  a  matrix  band  to  help  confine  the  restoraCve  material  to  the  cavity  preparaCon  during  condensaCon.  The  matrix  band  also  helps  determine  proper  contours  and  the  locaCon  and  form  of  proximal  contacts  in  the  restored  tooth.    

Page 10: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Tofflemire/Matrix  Band  Retainer  

•  To  maintain  stability  of  matrix  band  during  condensa7on  of  restora7ons    

•  Has  a  guide  slot,  spindle,  outer  and  inner  knob  

Page 11: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Matrix  Band  

•  To  replace  missing  proximal  walls  of  cavity  prepara7on  for  condensa7on  

•  of  restora7ve  material  

•  Universal,  premolar,  molar,  and  pediatric  bands  

Page 12: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Interproximal  Knife  

•  To  Carve  interproximal  walls  of  amalgams,  to  restore  contour  of  proximal  walls  

•  Double  ended,  Sharp  carving  hard  metal  blade  

Page 13: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Wedges  

•  The  wedge  keeps  the  amalgam  from  squeezing  out  under  the  matrix  band  and  into  the  interproximal  space  or  spaces    

•  To  hold  matrix  band  in  place  along  gingival  margin  of  class  II  

•  Triangular  or  rounded  plas7c  or  wooden,  various  sizes  and  color  

Page 14: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee
Page 15: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Amalgam  burnisher  

•  Used  to  smooth  the  surface  of  fresh  placed  amalgam  restoraCon.  (Ball,  Football,  T-­‐shaped,  Beavertail)  

Page 16: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Football  burnisher  

•  To  smooth  Amalgam  aJer  condensing,  to  contour  matrix  band,  to  burnish  amalgam    

Page 17: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Acorn  Burnisher  

•  To  smooth  amalgam  aJer  condensing,  used  to  create  occlusal  anatomy,  burnish  amalgam    

Page 18: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

T-­‐Ball  Burnisher  

•  To  Smooth  amalgam  aJer  condensing;  to  contour  matrix  band,  ini7ate  carving  and  occlusal  anatomy    

Page 19: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Beavertail  Burnisher  

•  To  smooth  amalgam  aJer  condensing;  to  burnish  the  lingual,  facial  amalgam  walls  of  a  restora7on    

Page 20: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Ball  Burnisher  

•  To  smooth  amalgam  aJer  condensing  To  contour  matrix  band  before  amalgam  placement    

Page 21: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

carvers  

•  Remove  excess  material,  contour  surfaces,  and  carve  anatomy  back  into  amalgam  or  intermediate  restoraCon  b4  it  hardens.  (Discoid-­‐cleoid  for  occlusal,  Hollenback  to  remove  excess  material)  

Page 22: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Hollenback  Carver  

•  To  contour  and  carve  occlusal  and  interproximal  anatomy  in  amalgam  restora7ons    

•  Double  ended,  sharp  s7ff  metal  blade,  sharp  point;  ends  are  protrude  at  different  angles;  carves  other  restora7ve  materials  

Page 23: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Cleoid-­‐discoid    

•  Or  Discoid-­‐Cleoid  Carver  •  To  carve  occlusal  anatomy  into  amalgam  restora7ons  

•  Double  ended;  Discoid  is  disk  shaped;  cleoid  is  pointed,  sharp  

Page 24: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Dycal/LinerApplicator  

•  To  Place  Calcium  Hydroxide  or  Glass  Ionomer  

•  Has  short  or  long  handle,  similar  to  a  7ny  ball  burnisher    

Page 25: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Ar7cula7ng  Paper  Holder  

•  To  hold  ar7cula7ng  paper  in  checking  pa7ents  bite  

•  Ar7cula7ng  paper  is  blue  or  red,  thin  to  thick  

Page 26: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Woodson  

•  Used  as  a  burnisher  and  condenser  

•  Doubled  ended,  one  end  a  condenser  while  other  is  paddle  shaped  

Page 27: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Amalgam  knife    

•  Used  to  remove  excess  material  along  margin  where  material  and  tooth  structure  meet;  most  commonly  interproximal.  

Page 28: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Amalgam  well  

•  Where  newly  mixed  amalgam  is  placed  and  retrieved  from.    

Page 29: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Composite    

Page 30: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Composite  Placement  Instrument  

•  Made  to  place  composite  restoraCve  materials  to  prevent  scratching  the  composite  material  made  of  anodized  aluminum  or  Teflon.  (PlasCc  composite  instrument,  Metal  composite  instrument)  

Page 31: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Composite  placement  instrument    

•  Places  composite  on  the  surface  of  cavity  

Page 32: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Contact  forming  instrument  

•  Forms  the  margins  and  contact  points  

Page 33: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Contouring  instrument  

•  Used  for  creaCng  contours  on  crown  

Page 34: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Plas7c  Instrument  

•  To  carry  composite  material  for  cavity  prepara7on,  and  shape  composite,  not  for  any  other  use  

•  Specially  coated  instrument,  not  for  amalgam  or  any  other  use  

Page 35: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Micro  Brush  

•  Use  to  apply  primer,  den7n  bond  enamel  bond,  sealants    

•  Small  plas7c  instrument  with  small  fiber  bristled  head  

Page 36: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Mylar  Strip  

•  Thin  clear  strip  used  to  isolate  cavity  prep,  able  to  use  cure  light  

•  Similar  size  to  matrix  band,  clear  

Page 37: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Composite  Well  

•  Plas7c  well  used  to  hold  composite,  etch,  bond,  cavity  condi7oner  

 •  Plas7c  well,  smaller  than  amalgam  well  

Page 38: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Curing  Light  

•  To  harden  light-­‐cure  materials,  bonding,  composites,  sealants,  cements,  build  up  

 •  Material  must  be  cured  in  increments  of  2  mm  or  less,  need  to  be  above  300  wavelength  

Page 39: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Protec7ve  Eye  Wear  

•  To  protect  operator’s  and  assistant’s  eyes  during  procedures  

 •  Orange,  dark,  clear,  protects  eyes  

Page 40: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Finishing  Strips  

•  To  finish  and  smooth  interproximal  surfaces    •  Differs  in  grit,  coarse,  fine,  extra  fine.  Abrasive  

Page 41: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Bonding  Agents  

•  Acts  as  an  adhesive  between  the  tooth  and  the  composite  material  

 •  Differs  in  genera7on,  all  in  one  unit,  3  step,  2  step,  brands  require  different  techniques  

Page 42: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Etch  

•  To  remove  the  smear  layer,  prepare  the  tooth  for  bonding  

 •  Differs  in  color  and  pH  level.  Concentra7ons  of  Phosphoric  Acid  ~  typically  37  %  and  blue  

Page 43: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Composite  Shade  Guide  

•  To  allow  the  pa7ent  to  see  the  shade  they  would  like  the  filling  to  be.  

 •  Has  different  color  teeth  with  a  shade,  e.g.  A2,  B1,  C3,  D2.  

Page 44: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Packable  Composite  

•  Low  viscosity,  high  filler,  permanent  restora7ve  material  

 •  Either  in  a  syringe  or  composite  7p.  Composite  7p  requires  composite  gun  

Page 45: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

Flowable  Composite  

•  High  viscosity,  low  filler  composite,  used  small  areas  or  before  placement  of  packable  composite,  differs  in  shade  

 •  Fluid  like  composite,  with  in  a  syringe  used  with  a  syringe  7p  

Page 46: Dental Instruments/ short introduction by Dr. joaquin masoud C. shafiee

•  This  presentaCon  is  prepared  for  the  first  year  students  in  dental  schools,  to  familiarize  them  with  some  basic  informaCon  regards  dental  restoraCve  instruments.