Instruments orthopaedics for mbbs students

plates
screws
cortical
cancellous
shanz pin plates
screws
cortical
cancellous
shanz pin
derhums pin
k wire
k nail
Radius square nail
DCP
dynamic hip screw
ulna square nail
prosthesis
derhums pin
k wire
k nail

1. TONY KRISHNAKUMAR 2010 MBBS
Instruments ortho
TONY KRISHNAKUMAR 2010 MBBS

2. TONY KRISHNAKUMAR 2010 MBBS
Pins and nails
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3. TONY KRISHNAKUMAR 2010 MBBS
Circular in cross section
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4. TONY KRISHNAKUMAR 2010 MBBS
Steinmann pin no threads
•Skeletal traction
•Compression arthrodesis
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5. TONY KRISHNAKUMAR 2010 MBBS
Denhampin middle thread
•Skeletal traction in osteoporotic bone to prevent slipping
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6. TONY KRISHNAKUMAR 2010 MBBS
Schantzpin thread at ends
•External fixator
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7. TONY KRISHNAKUMAR 2010 MBBS
Harrington rod
Blunt with threads at one end but each is far apart
•Spine #
•Scoliosis
•
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8. TONY KRISHNAKUMAR 2010 MBBS
Rush nail
For easy insertion
Hook for extraction
Indication
•# humerusfibula
Disadvantage
•Chance of rotation due to circular cross section
TONY KRISHNAKUMAR 2010 MBBS

9. TONY KRISHNAKUMAR 2010 MBBS
Square cross section
Intramedullary nail for forearm bones
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10. TONY KRISHNAKUMAR 2010 MBBS
Ulnar square intramedullary nail
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11. TONY KRISHNAKUMAR 2010 MBBS
Radius square nail
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12. TONY KRISHNAKUMAR 2010 MBBS
RADIUS square nail
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13. TONY KRISHNAKUMAR 2010 MBBS
Kuntscher cloverleaf intramedullary nail /k
nail****
Clover leaf shaped to prevent rotation
TONY KRISHNAKUMAR 2010 MBBS

14. TONY KRISHNAKUMAR 2010 MBBS
Kuntscher cloverleaf intramedullary nail /k
nail
•Indication
•# shaft of femur,humerustibia
•Ideally
•In a young patient with
•# at junction of upper & middle 1/3
rd(narrowest
portion)
•no comminution
•Transverse /short oblique #
TONY KRISHNAKUMAR 2010 MBBS

15. TONY KRISHNAKUMAR 2010 MBBS
Longitudinal slit
occupies
anterolateral part
of femur
2 eyes for removal on
posteromedial part of
femur
TONY KRISHNAKUMAR 2010 MBBS

16. TONY KRISHNAKUMAR 2010 MBBS
K nail can be introduced by
•Open (retrograde) method
•Open # site with a gluteal incision
•100% rednbut no hematoma formation
•Closed (anterograde )method
•# site is not opened only gluteal incision
•Hematoma formn+ bur not perfect reduction
TONY KRISHNAKUMAR 2010 MBBS

17. TONY KRISHNAKUMAR 2010 MBBS
Interlocking intramedullary nail
Comminuted # humerustibia TONY KRISHNAKUMAR 2010 MBBS

18. TONY KRISHNAKUMAR 2010 MBBS
V nail
•Used for # tibia
TONY KRISHNAKUMAR 2010 MBBS

19. TONY KRISHNAKUMAR 2010 MBBS
TONY KRISHNAKUMAR 2010 MBBS

20. TONY KRISHNAKUMAR 2010 MBBS
Moorespin
# neck of femur in children
other screws mays sisruption
of growth plate
TONY KRISHNAKUMAR 2010 MBBS

21. TONY KRISHNAKUMAR 2010 MBBS
Screws
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22. TONY KRISHNAKUMAR 2010 MBBS
•Cortical screws
•More threads
•Pitch and lead is less
•Cancellous
•Less number of threads
•Pitch and lead is more
TONY KRISHNAKUMAR 2010 MBBS

23. SCREWS
CORTICAL
•Fully threaded
•Used for diaphyseal#
•3.5 mm
•Radius ulna fibula
•4.5mm
•Humerustibia femur
CANCELLOUS
•Partially threaded
•Used for metaphyseal&
diaphyseal#
•4mm
•Medial & lateral malleoli
•6.5mm
•Condyles (tibialfemoral )
•# neck of femur
TONY KRISHNAKUMAR 2010 MBBS

24. TONY KRISHNAKUMAR 2010 MBBS
Prosthesis
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25. TONY KRISHNAKUMAR 2010 MBBS
Austin mooreprosthesis ****
Eye
for removal
Fenestration s
•For detecting direction in x ray
•For bone graft TONY KRISHNAKUMAR 2010 MBBS

26. TONY KRISHNAKUMAR 2010 MBBS
•Indication
•Intracapsular# neck of femur( transcervical& subcapital#)
•With little bit of intact neck
TONY KRISHNAKUMAR 2010 MBBS

27. Austin mooreprosthesis Thompsons
Basal # neck of femur with no neck
TONY KRISHNAKUMAR 2010 MBBS

28. TONY KRISHNAKUMAR 2010 MBBS
TONY KRISHNAKUMAR 2010 MBBS

29. TONY KRISHNAKUMAR 2010 MBBS
Bipolar prosthesis (2 heads )
Used in young individuals to reduce wear & tear
TONY KRISHNAKUMAR 2010 MBBS

30. TONY KRISHNAKUMAR 2010 MBBS
Bipolar prosthesis (2 heads )
Indication
same as AM prosthesis
TONY KRISHNAKUMAR 2010 MBBS

31. TONY KRISHNAKUMAR 2010 MBBS
•Complications
•Sciatic n injury
•Loosening
•Infection
TONY KRISHNAKUMAR 2010 MBBS

32. Chisel & osteotome
Chisel
•one edge beveled
•used to chip the bone.
Osteotome
•both the edges beveled.
•used to cut /divide the bone.
TONY KRISHNAKUMAR 2010 MBBS

33. Chisel Osteotome
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34. Chisel & osteotome
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35. TONY KRISHNAKUMAR 2010 MBBS
Periosteal elevator
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36. TONY KRISHNAKUMAR 2010 MBBS
TONY KRISHNAKUMAR 2010 MBBS

37. TONY KRISHNAKUMAR 2010 MBBS
Bohlerstirrup***
•Used for skeletal traction
TONY KRISHNAKUMAR 2010 MBBS

38. TONY KRISHNAKUMAR 2010 MBBS
Thomas splint
TONY KRISHNAKUMAR 2010 MBBS

39. TONY KRISHNAKUMAR 2010 MBBS
THOMAS KNEE-BED SPLINT
•Thomas splint.
•Devised by Hugh. Owen Thomas.
•Initially used for immobilisationfor tuberculosis of the knee.
TONY KRISHNAKUMAR 2010 MBBS

40. TONY KRISHNAKUMAR 2010 MBBS
PARTS OF THOMAS SPLINT
•Consist of:
Ring
Medial bar
Lateral bar
TONY KRISHNAKUMAR 2010 MBBS

41. TONY KRISHNAKUMAR 2010 MBBS
USE
•Immobilisationof lower limb
TONY KRISHNAKUMAR 2010 MBBS

42. TONY KRISHNAKUMAR 2010 MBBS
BOHLER BRAUN SPLINT
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43. TONY KRISHNAKUMAR 2010 MBBS
•Bohler’smodification of braunsplint.
•Consisted of only 1 pulley.
TONY KRISHNAKUMAR 2010 MBBS

44. TONY KRISHNAKUMAR 2010 MBBS
•Pulley a-
calcaneal/distal
tibealtraction.
•Pulley b-distal
femoral/proximal
tibialtraction
•Pulley c-change
angle of traction
TONY KRISHNAKUMAR 2010 MBBS

45. TONY KRISHNAKUMAR 2010 MBBS
ADVANTAGES
•Angle of traction can be changed without changing traction
arrangements.
•Simultaneous tractions possible.
TONY KRISHNAKUMAR 2010 MBBS

46. TONY KRISHNAKUMAR 2010 MBBS
DISADVANTAGE
•Not suitable for transportation.
TONY KRISHNAKUMAR 2010 MBBS

47. TONY KRISHNAKUMAR 2010 MBBS
External fixator clamp
rod
Steinmann pin
TONY KRISHNAKUMAR 2010 MBBS

48. TONY KRISHNAKUMAR 2010 MBBS
K wire / kirschnerwire
Small fragment fixation
Metacarpal # fixation
JESS
CTEV
TONY KRISHNAKUMAR 2010 MBBS

49. TONY KRISHNAKUMAR 2010 MBBS
Stapler
To Arrest growth of epiphysis on one side
•Correct genu valgum/varum
Arthrodesis
In OA (closed wedge osteotomy)
TONY KRISHNAKUMAR 2010 MBBS

50. TONY KRISHNAKUMAR 2010 MBBS
Bone nibbler
TONY KRISHNAKUMAR 2010 MBBS

51. TONY KRISHNAKUMAR 2010 MBBS
Joshi’s external stabilization system (JESS)
retractor
Slot for k wire Screw for adjusting
distance
Comminuted distal radius #
CTEV
distal tibial#
TONY KRISHNAKUMAR 2010 MBBS

52. TONY KRISHNAKUMAR 2010 MBBS
Charnleyscompression device
One slot for Steinmann
pin
Arthrodesis by compression
TONY KRISHNAKUMAR 2010 MBBS

53. TONY KRISHNAKUMAR 2010 MBBS
Smith Petersen nail for trochanteric #
TONY KRISHNAKUMAR 2010 MBBS

54. TONY KRISHNAKUMAR 2010 MBBS
Jewett nail plate for trochanteric #
TONY KRISHNAKUMAR 2010 MBBS

55. TONY KRISHNAKUMAR 2010 MBBS
Mclaughlin plate
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56. TONY KRISHNAKUMAR 2010 MBBS
Dynamic hip screw
Angle of 135*
For trochanteric #
TONY KRISHNAKUMAR 2010 MBBS

57. TONY KRISHNAKUMAR 2010 MBBS
Dynamic compression plate ***
Oval shaped
TONY KRISHNAKUMAR 2010 MBBS

58. TONY KRISHNAKUMAR 2010 MBBS
Dynamic condylar plate
Angle of 95*
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59. TONY KRISHNAKUMAR 2010 MBBS
Sherman plate
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60. TONY KRISHNAKUMAR 2010 MBBS
one third tubular plate
•Thin
•Mouldable
•distal ulna lower tibia
•
TONY KRISHNAKUMAR 2010 MBBS

61. TONY KRISHNAKUMAR 2010 MBBS
Thanks to
•Our teachers
•Rahul Das
•VigneshA
•JoginGeorge
•JominGeorge
TONY KRISHNAKUMAR 2010 MBBS