19 research outputs found

    The influence of different pH on remineralization of artificially demineralized enamel

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    ์น˜์˜ํ•™๊ณผ/์„์‚ฌ[ํ•œ๊ธ€] ๋ฒ•๋ž‘์งˆ์˜ ์šฐ์‹์€ ๋ฌด๊ธฐ์งˆ์˜ ํƒˆํšŒ์™€ ์นจ์ฐฉ์ด ๋™์‹œ์— ์ผ์–ด๋‚˜๋Š” ํ˜„์ƒ์ด๋ฉฐ, ์ดˆ๊ธฐ ๋ฒ•๋ž‘์งˆ ์šฐ์‹์˜ ๊ฒฝ์šฐ ์žฌ๊ด‘ํ™”๊ฐ€ ์ผ์–ด๋‚จ์ด ๋ฐํ˜€์ ธ ์™”๋‹ค. ์ดˆ๊ธฐ ์น˜์•„ ์šฐ์‹์„ ์น˜์œ ํ•˜๊ธฐ ์œ„ํ•œ ์ตœ์  ์กฐ๊ฑด์„ ๊ฒฐ์ •ํ•˜๊ธฐ ์œ„ํ•œ ๋‹ค์ˆ˜์˜ ์—ฐ๊ตฌ๋“ค์ด ์‹œํ–‰๋˜์—ˆ๊ณ , pH, ์œ ๊ธฐ์‚ฐ์˜ ๋†๋„, degree of saturation, ์น˜์•„์˜ ๋ฌด๊ธฐ์งˆ ๋ฐ ์œ ๊ธฐ์งˆ์˜ ํ™”ํ•™์  ์กฐ์„ฑ, ๋ถˆ์†Œ์˜ ๋†๋„ ๋“ฑ์ด ์น˜์•„ ์šฐ์‹๊ณผ ์žฌ๊ด‘ํ™”์— ์˜ํ–ฅ์„ ๋ฏธ์นœ๋‹ค๊ณ  ์•Œ๋ ค์ ธ ์™”๋‹ค. ๋”ฐ๋ผ์„œ ์ด๋ฒˆ ์—ฐ๊ตฌ๋Š” ์œ ์‚ฐ ์™„์ถฉ ์šฉ์•ก์˜ ๋†๋„์™€ degree of saturation์„ ์ผ์ •ํ•˜๊ฒŒ ํ•œ ์ƒํƒœ๋กœ pH ๋ณ€ํ™”์— ๋”ฐ๋ฅธ ๋ฒ•๋ž‘์งˆ์—์„œ ์ธ๊ณต ์šฐ์‹ ๋ณ‘์†Œ์˜ ์žฌ๊ด‘ํ™” ์–‘์ƒ์„ ๊ด€์ฐฐํ•˜์˜€๋‹ค.๋ณธ ์—ฐ๊ตฌ์—์„œ๋Š” ์ธ๊ณต์ ์œผ๋กœ ํƒˆํšŒ๋œ ๋ฒ•๋ž‘์งˆ์„ pH ๋ฅผ 4.3, 5.0, 5.5, 6.0์œผ๋กœ ๋‹ฌ๋ฆฌํ•œ 4๊ฐ€์ง€ ์žฌ๊ด‘ํ™” ์šฉ์•ก์— 7์ผ๊ฐ„ ์ฒ˜๋ฆฌํ•˜์˜€๊ณ , ์—ฌ๊ธฐ์„œ ๋‚˜ํƒ€๋‚œ ๋ณ€ํ™”๋ฅผ ํŽธ๊ด‘ํ˜„๋ฏธ๊ฒฝ์œผ๋กœ ๊ด€์ฐฐํ•˜์—ฌ ํƒˆํšŒ ๊นŠ์ด์™€ ๊ฑด์ „ ํ‘œ์ธต ํญ์˜ ๋ณ€ํ™”๋ฅผ ์ธก์ •ํ•˜์˜€๋‹ค. ๋˜ํ•œ computer program์„ ์ด์šฉํ•˜์—ฌ ํƒˆํšŒ์™€ ์žฌ๊ด‘ํ™” ํ›„ ์ดฌ์˜ํ•˜์—ฌ ์–ป์€ ์ƒ์œผ๋กœ๋ถ€ํ„ฐ lesion ๋ถ€์œ„์˜ ํ‰๊ท  density๋ฅผ ๋น„๊ตํ•˜์—ฌ ๋ฌด๊ธฐ์งˆ ๋ณ€ํ™”๋Ÿ‰์˜ ์ธก์ •์„ ํ†ตํ•ด ์ธ๊ณต ํƒˆํšŒ๋œ ๋ฒ•๋ž‘์งˆ์˜ ๋™๋ ฅํ•™์  ๋ณ€ํ™”๋ฅผ ๊ด€์ฐฐํ•˜์˜€๋‹ค.1.pH ๊ฐ€ ๋‚ฎ์€ 1, 2๊ตฐ์—์„œ๋Š” ๊ฑด์ „ ํ‘œ์ธต๋ถ€ํ„ฐ ํ‘œ์ธตํ•˜ ํƒˆํšŒ๋ถ€๊นŒ์ง€ ์ „๋ฐ˜์ ์ธ ์žฌ๊ด‘ํ™” ๊ฒฝํ–ฅ์ด ๊ด€์ฐฐ๋˜์—ˆ์œผ๋‚˜, ๋™์‹œ์— ์ „์ฒด์ ์ธ ํƒˆํšŒ ๊นŠ์ด๋„ ์ฆ๊ฐ€ํ•˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค.2.pH ๊ฐ€ ๋†’์€ 4๊ตฐ์—์„œ๋Š” ์žฌ๊ด‘ํ™” ์–‘์ƒ์ด ํ‘œ์ธต๋ถ€์—๋งŒ ๊ตญํ•œ๋˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๊ณ , ์ „์ฒด ํƒˆํšŒ ๊นŠ์ด์—๋Š” ๋ณ€ํ™”๊ฐ€ ์—†์—ˆ๋‹ค.3.pH๊ฐ€ ๋‚ฎ์„์ˆ˜๋ก ์žฌ๊ด‘ํ™”๊ฐ€ ๋” ๋งŽ์ด ์ผ์–ด๋‚˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค.๊ฒฐ๋ก ์ ์œผ๋กœ ํฌํ™”๋„๊ฐ€ ์ผ์ •(0.25)ํ•œ pH 4.3, 5.0, 5.5, 6.0 ์˜ ์žฌ๊ด‘ํ™” ์šฉ์•ก์—์„œ๋„ ํƒˆํšŒ ํ˜„์ƒ๊ณผ ์žฌ๊ด‘ํ™” ํ˜„์ƒ์ด ๋™์‹œ์— ์ผ์–ด๋‚˜๋Š”๋ฐ, pH ๊ฐ€ ๋‚ฎ์„์ˆ˜๋ก ํ‘œ๋ฉด์ธต์—์„œ๋ถ€ํ„ฐ ๋ณ‘์†Œ์˜ ์‹ฌ๋ถ€๊นŒ์ง€ ์ „๋ฐ˜์ ์ธ ์žฌ๊ด‘ํ™” ์–‘์ƒ์„ ๋ณด์ด๊ณ , pH๊ฐ€ ๋†’์„์ˆ˜๋ก ํ‘œ๋ฉด์ธต์—์„œ ๋” ๋งŽ์€ ์žฌ๊ด‘ํ™” ํ˜„์ƒ์ด ์ผ์–ด๋‚ฌ์œผ๋‚˜ ๋ณ‘์†Œ์˜ ์‹ฌ๋ถ€ ์ชฝ์—๋Š” ์žฌ๊ด‘ํ™” ํ˜„์ƒ์ด ์ ๊ฒŒ ์ผ์–ด๋‚˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€๋‹ค. pH๊ฐ€ ๋‚ฎ์„์ˆ˜๋ก ์žฌ๊ด‘ํ™”๊ฐ€ ๋” ๋งŽ์ด ์ผ์–ด๋‚˜๋Š” ๊ฒฝํ–ฅ์„ ๋ณด์˜€์œผ๋‚˜ ํ†ต๊ณ„ํ•™์  ์œ ์˜์ฐจ๋Š” ์—†์—ˆ๋‹ค. [์˜๋ฌธ]ope
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