KR102801096B1 - 비하소 하이드록시아파타이트 구형 나노 구조체의 체외 용출 특성 평가 방법 - Google Patents
비하소 하이드록시아파타이트 구형 나노 구조체의 체외 용출 특성 평가 방법 Download PDFInfo
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- KR102801096B1 KR102801096B1 KR1020220083329A KR20220083329A KR102801096B1 KR 102801096 B1 KR102801096 B1 KR 102801096B1 KR 1020220083329 A KR1020220083329 A KR 1020220083329A KR 20220083329 A KR20220083329 A KR 20220083329A KR 102801096 B1 KR102801096 B1 KR 102801096B1
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- hydroxyapatite
- citric acid
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- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 title claims abstract description 159
- 229910052588 hydroxylapatite Inorganic materials 0.000 title claims abstract description 158
- 238000004090 dissolution Methods 0.000 title claims abstract description 72
- 239000002086 nanomaterial Substances 0.000 title abstract description 29
- 238000011156 evaluation Methods 0.000 title description 13
- 238000000338 in vitro Methods 0.000 title description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 162
- 239000007853 buffer solution Substances 0.000 claims abstract description 40
- 239000002253 acid Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims description 48
- 239000007864 aqueous solution Substances 0.000 claims description 39
- 239000011575 calcium Substances 0.000 claims description 39
- 239000002243 precursor Substances 0.000 claims description 31
- 238000004519 manufacturing process Methods 0.000 claims description 26
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 25
- 229910052791 calcium Inorganic materials 0.000 claims description 25
- 239000000243 solution Substances 0.000 claims description 22
- 229910019142 PO4 Inorganic materials 0.000 claims description 16
- 239000010452 phosphate Substances 0.000 claims description 16
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 16
- 239000011574 phosphorus Substances 0.000 claims description 14
- 229910052698 phosphorus Inorganic materials 0.000 claims description 14
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 9
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 9
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 239000000908 ammonium hydroxide Substances 0.000 claims description 6
- 238000010828 elution Methods 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 3
- 239000000347 magnesium hydroxide Substances 0.000 claims description 3
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 31
- 238000000354 decomposition reaction Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 15
- 230000008901 benefit Effects 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 210000000988 bone and bone Anatomy 0.000 description 11
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 9
- 238000002441 X-ray diffraction Methods 0.000 description 9
- 238000001354 calcination Methods 0.000 description 9
- 239000000706 filtrate Substances 0.000 description 8
- 235000011114 ammonium hydroxide Nutrition 0.000 description 7
- 229920001432 poly(L-lactide) Polymers 0.000 description 7
- JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 description 6
- 229910001424 calcium ion Inorganic materials 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- 239000012153 distilled water Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 4
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 4
- 239000000316 bone substitute Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000000921 elemental analysis Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000004254 Ammonium phosphate Substances 0.000 description 2
- 208000020084 Bone disease Diseases 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 2
- 229920000954 Polyglycolide Polymers 0.000 description 2
- 230000009102 absorption Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- 235000019289 ammonium phosphates Nutrition 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000010478 bone regeneration Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 229910000388 diammonium phosphate Inorganic materials 0.000 description 2
- 235000019838 diammonium phosphate Nutrition 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- -1 phosphorus ions Chemical class 0.000 description 2
- 239000004633 polyglycolic acid Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZHJGWYRLJUCMRT-UHFFFAOYSA-N 5-[6-[(4-methylpiperazin-1-yl)methyl]benzimidazol-1-yl]-3-[1-[2-(trifluoromethyl)phenyl]ethoxy]thiophene-2-carboxamide Chemical compound C=1C=CC=C(C(F)(F)F)C=1C(C)OC(=C(S1)C(N)=O)C=C1N(C1=C2)C=NC1=CC=C2CN1CCN(C)CC1 ZHJGWYRLJUCMRT-UHFFFAOYSA-N 0.000 description 1
- 229910014497 Ca10(PO4)6(OH)2 Inorganic materials 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- ZZVLXFDQIYFYED-UHFFFAOYSA-N P(=O)([O-])([O-])[O-].[NH4+].O.O.[NH4+].[NH4+] Chemical compound P(=O)([O-])([O-])[O-].[NH4+].O.O.[NH4+].[NH4+] ZZVLXFDQIYFYED-UHFFFAOYSA-N 0.000 description 1
- 238000003917 TEM image Methods 0.000 description 1
- 230000000975 bioactive effect Effects 0.000 description 1
- 239000003462 bioceramic Substances 0.000 description 1
- 229920002988 biodegradable polymer Polymers 0.000 description 1
- 239000004621 biodegradable polymer Substances 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- VSGNNIFQASZAOI-UHFFFAOYSA-L calcium acetate Chemical compound [Ca+2].CC([O-])=O.CC([O-])=O VSGNNIFQASZAOI-UHFFFAOYSA-L 0.000 description 1
- 239000001639 calcium acetate Substances 0.000 description 1
- 235000011092 calcium acetate Nutrition 0.000 description 1
- 229960005147 calcium acetate Drugs 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 239000004068 calcium phosphate ceramic Substances 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- JJIQGEZLLWXYKV-UHFFFAOYSA-N calcium;dinitrate;hydrate Chemical compound O.[Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O JJIQGEZLLWXYKV-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007922 dissolution test Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910000398 iron phosphate Inorganic materials 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910001386 lithium phosphate Inorganic materials 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 231100000957 no side effect Toxicity 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000009103 reabsorption Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- TWQULNDIKKJZPH-UHFFFAOYSA-K trilithium;phosphate Chemical compound [Li+].[Li+].[Li+].[O-]P([O-])([O-])=O TWQULNDIKKJZPH-UHFFFAOYSA-K 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
- G01N21/73—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using plasma burners or torches
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0077—Testing material properties on individual granules or tablets
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Plasma & Fusion (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
도 3은 본 발명의 비하소 하이드록시아파타이트 입자 및 하소 하이드록시아파타이트 입자에 대한 완충용액에서 용출실험 후 여액을 분석하고 그 결과를 도시한 것이다.
도 4는 본 발명의 비하소 하이드록시아파타이트 입자 및 하소 하이드록시아파타이트 입자에 대한 완충용액에서 용출실험 전후 XRD 피크를 분석하고 이를 도시한 것이며, 도 5는 이에 따른 결정화도 변화를 도시한 것이다.
도 6은 본 발명의 비하소 하이드록시아파타이트 입자 및 하소 하이드록시아파타이트 입자에 대한 완충용액에서 용출실험에서 용출 시간에 따른 FT-IR 분석 결과를 나타낸 것이다.
도 7은 비하소 하이드록시아파타이트에서 용출 20일차 원소 분석 결과를 도시한 것이다.
도 8는 하소 하이드록시아파타이트에서 용출 20일차 원소 분석 결과를 도시한 것이다.
도 9는 본 발명의 비하소 하이드록시아파타이트 입자 및 하소 하이드록시아파타이트를 SEM 및 TEM으로 관찰하고 그 결과를 도시한 것이다.
도 10은 본 발명의 비하소 하이드록시아파타이트 입자 및 하소 하이드록시아파타이트 응집체의 입경 분포를 도시한 것이다.
도 11은 본 발명의 비하소 하이드록시아파타이트 입자 및 하소 하이드록시아파타이트 입자를 XRD 회절 피크를 통해 관찰하고 그 결과를 도시한 것이며, 도 12는 XRD 결과에 따른 결정화도를 계산하고 이를 도시한 것이다.
| Ca(중량%) | P(중량%) | Ca/P 몰비율 | |
| 실시예 | 41.18 | 21.78 | 1.46 |
| 비교예 | 42.51 | 19.85 | 1.66 |
Claims (14)
상기 칼슘 전구체 수용액에 인산염 전구체 수용액을 투입하여 혼합용액을 제조하는 제 2단계; 및
상기 혼합용액에 수산화암모늄 수용액을 투입하는 제 3단계;를 포함하며,
상기 제 1단계 내지 제 3단계로 제조된 비하소 하이드록시아파타이트는 응집체의 평균 입경이 10 내지 100 ㎛이며, 응집체에 포함된 단일 입자의 평균 입경이 60 ㎚ 이하이고,
구연산, 산 및 염기를 혼합하여 pH가 2.5 내지 4인인 구연산 완충용액을 제조하는 단계; 및
상기 구연산 완충용액에 하이드록시아파타이트를 침지하여 용출을 수행하는 용출 단계;를 포함하여 용출 특성을 평가한 결과,
하이드록시아파타이트 2 g 및 구연산 완충용액 40 ㎖을 혼합한 결과를 기준으로 20일 경과 후 인 방출량이 1 L 당 45,000 내지 55,000 ㎖를 만족하는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 구연산 완충용액을 제조하는 단계는 구연산과 염기를 혼합하여 구연산 수용액을 제조하는 구연산 수용액 제조단계; 및
산 수용액에 상기 구연산 수용액을 첨가하는 완충용액 제조단계;를 포함하는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 구연산 수용액은 1L 당 구연산 18 내지 25 g을 포함하는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 염기는 수산화리튬, 수산화나트륨, 수산화칼륨 및 수산화마그네슘에서 선택되는 하나 또는 둘 이상을 포함하는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 구연산 수용액은 1L 당 염기를 0.05 내지 0.4 몰 포함하는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 산 수용액은 황산, 염산, 질산 및 인산에서 선택되는 하나 또는 둘 이상을 포함하는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 산 수용액은 농도가 0.05 내지 0.25 M인 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 용출 단계는 상기 완충용액 1 L 당 30 내지 60 g의 하이드록시아파타이트를 침지하는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 용출 단계는 35 내지 38.5 ℃를 유지하면서 수행되는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
상기 용출 단계는 1 내지 5 Hz로 용기를 상하 또는 원 운동하면서 수행되는 것을 특징으로 하는 비하소 하이드록시아파타이트 제조방법.
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| Shellis RP 외 3명, 'Effects of pH and acid concentration on erosive dissolution of enamel, dentine, and compressed hydroxyapatite', European Journal of Oral Sciences, 2010, pp.475-482 1부.* |
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