Cone beam CT៞タဳSPECT/CTⵝ 䈱ᬌ 㨪ๆ෼⵬ᱜ䈍䉋䈶 ௝૏ ว䉒䈞䈱

65
Cone beam CT៞タဳSPECT/CTⵝ⟎䈱ᬌ⸛
㨪ๆ෼⵬ᱜ䈍䉋䈶↹௝૏⟎ว䉒䈞䈱♖ᐲ䈮䈧䈇䈩㨪
ᄢ㒋Ꮢ┙ᄢቇකቇㇱ㒝ዻ∛㒮 䂾၂⷗ ᣿ᒾ䊶 ጊ ⼾䊶ဈᧄ ⌀ℂሶ䊶ጊ᳗ 㓉ผ䊶
ወ㑆 ඳਯ䊶ᄢ᧛ ᣽ᒄ䊶ਅ⷏ ␽⵨
ᩣᑼળ␠ ᣣ┙䊜䊂䉞䉮
ਃᅢ ᳗ື䊶ᣂ↰ ᶈ৻
᷹ቯ%6୯
6CDNG᠟ᓇࡕ࡯࠼ߣ᠟ᓇ᧦ઙ
.QECNK\CVKQP .QECNK\CVKQP
(CUV
5NQY
࿁ォㅦᐲ
UGETQV
:✢⊒↢
ᣇᑼ
ㅪ⛯
ࡄ࡞ࠬ
ࡄ࡞ࠬ
RTQLGEVKQP
ᢙ
ਥߥㆡᔕ
૕ᐙㇱ
㗡ㇱ࡮྾⢇
ᔃ⤳
˜ .QECNK\CVKQP(CUV
ٌ .QECNK\CVKQP 5NQY
֤#%5NQY
ℂᗐ%6୯
(KIℂᗐ%6୯ߣ᷹ቯ%6୯ߩ⋥✢ᕈ
˜ .QECNK\CVKQP(CUV
ٌ .QECNK\CVKQP 5NQY
֤#%5NQY
᷹ቯ%6୯
(KI᷹ቯ%6୯ߣ#%OCRߩFKIKVCN୯ߩ㑐ଥ
%6୯
.QECNK\CVKQP(CUV
.QECNK\CVKQP 5NQY
#%5NQY
FKIKVCN୯
.QECNK\CVKQP(CUV
.QECNK\CVKQP 5NQY
#%5NQY
(KI%6↹௝ߣ#%OCRߦ߅ߌࠆࡊࡠࡈࠔࠗ࡞ࠞ࡯ࡉ
਄Ბ㧦%6↹௝㧘ਅᲑ㧦#%OCR
#%5NQY
▤㔚ᵹ
O#
FKIKVCN୯
‫ޣ‬⢛᥊߅ࠃ߮⋡⊛‫ޤ‬
(NCV2CPGN&GVGEVQT(2& ࠍ៞タߒߚ52'%6%6ⵝ⟎$4+)*68+'9
:YKVJ:%6
2JKNKRU߇ዉ౉ߐࠇߚ㧚ᧄⵝ⟎ߪ%QPG$GCO %6%$%6
ߦࠃࠅๆ෼⵬ᱜ߅ࠃ߮↹௝૏⟎วࠊߖࠍⴕ߁㧚%$%6ߩ↹௝߇ๆ෼⵬
ᱜࡑ࠶ࡊ
#VVGPWCVKQP%QTTGEVKQPOCR#%OCRߦਈ߃ࠆᓇ㗀߅ࠃ
߮૏⟎ߕࠇߦࠃࠆๆ෼⵬ᱜߩᓇ㗀ࠍᬌ⸽ߒߚ㧚
‫ޣ‬ᣇᴺ‫ޤ‬
࡮#%OCRߩᲧセ
ࡈࠔࡦ࠻ࡓߪ4/+
)COOGZ߅ࠃ߮%CVRJCP
᧲ᵗࡔ࠺ࠖ࠶ࠢࠍ
↪޿㧘6CDNGߦ␜ߔ᠟ᓇࡕ࡯࠼ߦߡ᠟ᓇߒߚ㧚4/+ߢߪ%6↹௝
߆ࠄ%6୯ߩ⋥✢ᕈ㧘߅ࠃ߮#% OCRᄌ឵ᓟߩFKIKVCN୯ࠍᲧセߒߚ㧚
%CVRJCPߩUQNKFYCVGTㇱಽߩ%6↹௝߅ࠃ߮#%OCRߩࡊࡠࡈࠔࠗ࡞
ࠞ࡯ࡉߦࠃࠅဋ৻ᕈࠍᲧセߒߚ㧚
࡮↹௝૏⟎วࠊߖߩ♖ᐲ
(WUKQP♖ᐲ⹏ଔ↪ࡈࠔࡦ࠻ࡓࠍ↪޿㧘ട㊀ߥߒ㧘ട㊀޽ࠅߩ
52'%6↹௝ߣ%6↹௝ߩ૏⟎ߕࠇࠍὐߩ)F✢Ḯߩ㊀ᔃ߆ࠄ⸘᷹ߒߚ㧚
‫⚿ޣ‬ᨐ‫ޤ‬
ฦ᠟ᓇࡕ࡯࠼ߩ%6୯ߩ⋥✢ᕈߪ⋥✢ㄭૃߦࠃࠆ௑߈ߩᄌേߪዊߐ
ߊ㧘ㄭૃ⋥✢ߩ⋧㑐ଥᢙ߽㜞޿ߎߣ߆ࠄᄌേ߇ዊߐ߆ߞߚ㧚
(KI㧘
6CDNG㧚4/+ߩ#% OCRᄌ឵ᓟߩFKIKVCN୯ࠍ(KIߦ␜ߔ㧚᷹ቯ
%6୯߇એਅߣએ਄ߢ௑߈ߩ⇣ߥࠆ⋥✢ߢㄭૃߒߚ㧚ฦ᠟ᓇࡕ࡯࠼
㑆ߩᄌേߪዊߐ߆ߞߚ㧚%CVRJCPߩ%6↹௝߅ࠃ߮#% OCRߩࡊࡠࡈࠔ
ࠗ࡞ࠞ࡯ࡉࠍ(KIߦ␜ߔ㧚%6↹௝ߢߪਛᄩઃㄭߩ%6୯߇㜞ߊߥࠆ
௑ะ߇޽ߞߚ߇㧘#% OCRᄌ឵ᓟߢߪဋ৻ߣߥࠅฦ᠟ᓇࡕ࡯࠼ߢห৻
ߩࡊࡠࡈࠔࠗ࡞ࠞ࡯ࡉࠍ␜ߒߚ㧚
6CDNGߦ52'%6↹௝ߣ%6↹௝ߩ૏⟎ߕࠇࠍ␜ߔ㧚ട㊀ߩ᦭ήߦࠃ
ࠄߕ૏⟎ߕࠇߪዊߐ߆ߞߚ㧚
‫ޣ‬⠨ኤ‫ޤ‬
%6୯ߪㆊᄢ⹏ଔߐࠇࠆ௑ะߦ޽ߞߚ߇㧘%6୯ߩ⋥✢ᕈߪ᠟ᓇࡕ࡯
࠼ߦ㑐ࠊࠄߕᜂ଻ߐࠇߡ޿ߚ㧚ㆊᄢ⹏ଔߐࠇߚ%6୯ߦᔕߓߚᄌ឵
࠹࡯ࡉ࡞ࠍ᦭ߔࠆߎߣߢ#% OCR߳ߩᓇ㗀ߪዊߐߊߥߞߚߣ⠨߃ࠄࠇ
ࠆ㧚ਛᔃㇱ%6୯߇㜞ߊߥࠆ%$%6ߩࠕ࡯࠴ࡈࠔࠢ࠻߽#%OCRᄌ឵ᓟߦ
ߪᓇ㗀߇⷗ࠄࠇߥ߆ߞߚ㧚
52'%6ᬌ಴ེߣ(2&߇ห৻ᐔ㕙ߦ㈩⟎ߐࠇࠆߎߣߢኢบߩ⒖േߪᦨ
ዊ㒢ߣߥࠅട㊀ߦࠃࠆ૏⟎ߕࠇߪዊߐߊߥߞߚߣ⠨߃ࠄࠇࠆ㧚
‫ޤ⺰⚿ޣ‬
ᧄⵝ⟎ߪๆ෼⵬ᱜ߅ࠃ߮↹௝૏⟎วࠊߖࠍ㜞޿♖ᐲߢⴕ߁ߎߣ߇
ߢ߈ࠆߎߣ߇␜ໂߐࠇߚ㧚
6CDNGㄭૃ⋥✢ߩ௑߈ߣ⋧㑐ଥᢙ
᠟ᓇࡕ࡯࠼
.QECNK\CVKQP
(CUV
.QECNK\CVKQP
5NQY
#%5NQY
― 122 ―
௑߈
⋧㑐ଥᢙ 6CDNG52'%6↹௝ߣ%6↹௝ߩ૏⟎ߕࠇ
ᦨᄢ୯
ᐔဋ୯
ട㊀޽ࠅ
OO
OO
ട㊀ߥߒ
OO
OO