WO2024019245A1 - 모아레 간섭 하이드로겔이 적용된 인공 수정체 - Google Patents
모아레 간섭 하이드로겔이 적용된 인공 수정체 Download PDFInfo
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- WO2024019245A1 WO2024019245A1 PCT/KR2023/000880 KR2023000880W WO2024019245A1 WO 2024019245 A1 WO2024019245 A1 WO 2024019245A1 KR 2023000880 W KR2023000880 W KR 2023000880W WO 2024019245 A1 WO2024019245 A1 WO 2024019245A1
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- hydrogel
- target analyte
- pattern
- artificial lens
- moiré
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses or corneal implants; Artificial eyes
- A61F2/145—Corneal inlays, onlays, or lenses for refractive correction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses or corneal implants; Artificial eyes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/14—Eye parts, e.g. lenses or corneal implants; Artificial eyes
- A61F2/16—Intraocular lenses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L27/52—Hydrogels or hydrocolloids
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- 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
- G01N33/44—Resins; Plastics; Rubber; Leather
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2430/00—Materials or treatment for tissue regeneration
- A61L2430/16—Materials or treatment for tissue regeneration for reconstruction of eye parts, e.g. intraocular lens, cornea
Definitions
- the present invention relates to an artificial lens to which moiré interference hydrogel is applied.
- Hydrogel is a hydrophilic polymer with a three-dimensional structure that can easily contain large amounts of moisture, genes, proteins, and cells. Because it has properties similar to living tissue, it has high biocompatibility and has been widely used in biomedical fields such as artificial organs, biosensors, drug delivery systems, cosmetics, and tissue engineering for a long time.
- the hydrogel is formed between the hydrogel and water molecules.
- the chemical energy balance changes, the inflow or outflow of water molecules occurs, which causes the volume of the hydrogel to expand or decrease.
- hydrogels whose physical properties such as volume, degree of cross-linking, and strength change are called dynamic hydrogels, and are used in research, tissue engineering, and drug delivery that change the physiological behavior of cells and tissues. , and is actively used in biotechnology fields such as Bio-MEMS.
- Dynamic hydrogels are manufactured by mixing and stirring monomers containing organic molecules, proteins, etc., and then crosslinking and curing them by ultraviolet ray irradiation or heating.
- studies have been conducted on a system in which when phenylboronic acid is used to react with glucose, the hydrogel into which phenylboronic acid is introduced expands and releases the drug or gene contained therein.
- patent document 0001 discloses a hydrogel containing a polymer bound to a natural product with a cis-diol functional group and phenylboronic acid, and a drug delivery system using the same.
- the inventor of the present invention while conducting research, converted and amplified the change in volume of the hydrogel into an optical signal, so that when a change in the volume of the hydrogel was detected, it was easily determined that the target material was present.
- the present invention was completed after making efforts to apply and use the hydrogel to the human body.
- Patent Document 0001 Republic of Korea Patent No. 10-2075476
- the present invention relates to an artificial lens to which a moiré interference hydrogel is applied.
- the purpose of the present invention is to provide an artificial lens that can quantify the volume change rate of the hydrogel through a moiré signal and easily implement the presence and quantitative detection of a target analyte. Do it as
- a moire intraocular lens insertable into the eye including an intraocular lens to which the polymer hydrogel is bonded.
- the present invention includes the steps of preparing an artificial lens with a plurality of holes.
- It provides a method of manufacturing an intraocularly implantable moiré artificial lens, including the step of combining a reference polymer hydrogel and a plurality of target analyte sensitive polymer hydrogels with the artificial lens.
- the Moiré artificial lens of the present invention can easily implement the presence and quantitative detection of target analytes by quantifying the volume change rate of the hydrogel through the Moiré signal.
- the present invention utilizes the transparent properties of hydrogel to detect target analytes through moiré pattern analysis, unlike the use of fluorescent substances in conventional optical analysis methods, so there is no need to add a label, and detection can be accomplished in a simple manner. there is.
- the present invention provides the advantage of being able to detect various types of markers by involving a compound with a desired biochemical functional group in the polymer chain polymerization process.
- the present invention enables detection of extremely small amounts of target analytes by amplifying the detection signal of the target analyte through changes in the moiré pattern, and it is easy to control the amplification effect of the detection signal by controlling the concentration of the target analyte-specific probe. .
- Figure 1 is a schematic diagram showing the operating principle of a sensing module using moiré.
- Figure 2 is an illustration of a moiré pattern for monitoring the volume change of a responsive polymer hydrogel
- Figure 3 is a schematic diagram of MIOL manufacturing according to an embodiment of the present invention.
- Figure 4 is a diagram showing a pig eye into which a MIOL is inserted according to an embodiment of the present invention.
- Figure 5 is a photograph of MIOL according to an embodiment of the present invention.
- Figure 6 is a photograph of a pig eye into which a MIOL has been inserted according to an embodiment of the present invention.
- Figure 7 is an image and graph of the change in moiré signal upon injection of a BDNF solution (222 nM) into a porcine eye implanted with MIOL according to an embodiment of the present invention (left: optical image of moiré pattern, right: reference and BDNF-sensitive hydro Quantitative analysis graph of pitch size change from gel)
- Figure 8 is a photograph showing the process of inserting MIOL into the eye of a rabbit through cataract surgery according to an embodiment of the present invention.
- Figure 9 is a photograph confirming the inflammatory response 60 days after inserting the MIOL according to an embodiment of the present invention into the eye of a rabbit.
- the present invention provides a moiré intraocular lens that can be inserted into the eye and a method of manufacturing the same.
- the moiré artificial lens implantable into the eye includes a reference polymer hydrogel including a reference pattern; A plurality of target analyte-sensitive polymer hydrogels to which each target analyte-specific probe is bound and which includes a comparison pattern; And it may include an artificial lens (intraocular lens) to which the polymer hydrogel is bonded.
- Hydrogel is a high molecular weight polymer in the form of a cross-linked network composed of one or more monomers, and has a high moisture content, allowing various biomolecules to be immobilized within the hydrogel while maintaining their structure and activity.
- the moiré artificial lens of the present invention can detect target analytes through a change in the volume of the hydrogel according to binding to the target analyte within the eye by binding a hydrogel immobilized with the target analyte-specific probe to the artificial lens. there is. Furthermore, quantitative detection of target analytes with high sensitivity is possible by amplifying the volume change of the hydrogel through the moiré signal.
- the target analyte-specific probe may be fixed to the surface of the hydrogel by cross-linking with the polymer chain inside the target analyte-sensitive polymer hydrogel.
- the reference pattern and the comparison pattern may overlap each other to form a moiré pattern.
- a reference polymer hydrogel and a target analyte-specific probe are combined, and a target analyte-sensitive polymer hydrogel containing a pattern is bound to an artificial lens, and a schematic diagram of the manufacturing method is shown in Figure 3. .
- the target analyte-sensitive polymer hydrogel may bind different target analyte-specific probes.
- the Moiré artificial lens is a first target analyte-sensitive polymer hydrogel that combines one reference polymer hydrogel and anti-brain derived neurotrophic factor (anti-BDNF), and anti-platelet derived growth factor.
- a second target analyte-sensitive polymer hydrogel to which a factor (anti-platelet derived growth factor, anti-PDGF) is bound may be bound to an artificial lens, but is not limited thereto, and a different target analyte-specific probe may be used. Additional target analyte-sensitive polymer hydrogels can be added.
- the artificial lens to which the polymer hydrogel is attached can be manufactured directly as shown in Figure 3, but this is only an example, and a commercially available artificial lens can also be used.
- the hydrogel can be inserted in a location that does not block the optical part of the artificial lens (for example, the haptic part).
- the target analyte-specific probe is a biomolecule that recognizes the analyte and includes an aptamer, peptide, enzyme, or hormone receptor capable of selective reaction and binding to the target analyte. ), it may be one or more selected from the group consisting of antibodies, antigens, and cells.
- the target analyte specific probe may have a predetermined functional group introduced in order to be immobilized on the hydrogel, and in the present invention, the target analyte specific probe may have an acrylate functional group introduced.
- the target analyte-specific probe is included in the polymer chain constituting the hydrogel, it responds to the target analyte and can form a bond between the target analyte-specific probe and the target analyte.
- One target analyte molecule may interact with two or more target analyte specific probes to induce a change in the volume of the hydrogel according to the binding of the target analyte. Accordingly, the target analyte combined with two or more target analyte-specific probes can induce volumetric contraction of the hydrogel by forming physical cross-linking points.
- the reference polymer hydrogel and the target analyte-sensitive polymer hydrogel may be based on the same or different polymers, and the polymer is not limited as long as the linear polymer constituting the hydrogel is a water-soluble polymer.
- the reference pattern and the comparison pattern may overlap each other to form a moiré pattern, and the shape of the pattern may be a fishbone pattern, a ladder pattern, or a parallel grid pattern.
- a parallel grid pattern refers to a pattern in which a plurality of parallel straight lines with a certain thickness are arranged at regular intervals.
- the reference pattern and comparison pattern may each be formed at regular intervals, preferably in the range of 5 to 100 nm, more preferably at intervals of 10 to 80 nm, and most preferably at intervals of 15 to 60 nm.
- the line width may be 0.5 to 50 nm, preferably 1 to 20 nm, but is not particularly limited thereto. It is good to easily measure changes in the moire pattern if the reference pattern and the comparison pattern are manufactured to have similar line widths and spacing.
- the artificial lens is poly(2-hydroxyethyl methacrylate), PHEMA), polymethyl methacrylate (PMMA), poly(lactic acid-glycolic acid) (PLGA), and polyvinylpyrroli It may be based on PVP, polyvinylacetate (PVA), or silicon hydrogel, and is not particularly limited as long as it is a material capable of manufacturing artificial lenses commonly known in the art.
- the hydrogel may be further coated with platinum.
- platinum can be coated on the hydrogel to a thickness of 10 to 50 nm, preferably 20 to 30 nm, and through this, a clear pattern image can be obtained by controlling the refractive index of the hydrogel surface. If the coating is excessive, the image may become dark, so it is possible to easily measure the moiré signal by coating with a thickness in the above-mentioned range.
- a reference polymer hydrogel containing a reference pattern can be manufactured in the same manner as described above, but when it is projected onto a comparison pattern and used to form a moiré pattern, the target analyte-specific probe must be immobilized. There is no need.
- the present invention includes the steps of preparing an artificial lens with a plurality of holes.
- It provides a method of manufacturing an intraocularly implantable Moiré artificial lens, including the step of combining a reference polymer hydrogel and a plurality of target analyte sensitive polymer hydrogels with the artificial lens.
- the steps for preparing a target analyte-sensitive polymer hydrogel containing a comparative pattern to which a target analyte-specific probe according to the present invention is bound are specifically as follows.
- a biomolecule such as an antibody capable of forming a specific binding to a target analyte is treated with acrylic acid N-hydroxysuccinimide to produce a biomolecule into which an acrylate functional group is introduced.
- Biomolecules with an acrylate functional group introduced are mixed with a polymer precursor solution, a cross-linker, an initiator, and a catalyst are added, and then a hydrogel is produced through UV photopolymerization.
- a polymerization solution containing the precursor solution, cross-linking agent, initiator, and catalyst for polymerization is added to a mold with a certain pattern and polymerized, a hydrogel with a desired pattern can be obtained. Since the patterning method can be performed by conventional techniques known in the art, detailed description will be omitted.
- the polymer precursor solution may include a pore-inducing material (porogen).
- the pore-inducing material may be specifically, for example, inorganic oxides including silica, titania, zirconia, etc., derivatives thereof, or mixtures thereof.
- the pore-inducing material is not crosslinked during the polymerization process and is later removed, thereby forming pores in the hydrogel and producing a porous hydrogel.
- oire pattern of the present invention refers to an interference fringe created when two or more periodic patterns overlap, and in academic terms, when several grids with similar periods overlap. It can be defined as a unique pattern of low frequencies generated by the beat phenomenon.
- the shadow of the reference pattern may overlap on the surface of the comparison pattern to form a moiré pattern, which Defined as the initial moiré signal.
- two or more probes immobilized on the internal chain of the hydrogel along the pattern can form a specific bond with one target analyte, and the degree of contraction of the hydrogel can be increased to maximize the amplification of the moiré signal.
- Brain-derived neurotrophic factor (BDNF)-sensitive polymer hydrogel was prepared as follows. Anti-BDNF was dissolved in 100 ⁇ l of PBS buffer solution to a concentration of 1 mg/ml, and 33.3 ⁇ l of 2.22 mmol anti-BDNF was reacted with acrylic acid-NHS for 3 hours at 25°C to generate the modified antibody acylated-BDNF. At this time, the ratio of anti-BDNF and acrylic acid-NHS was set to 1:6. To remove unreacted substances, dialysis was performed for one day using a 2000 MWCO dialysis kit.
- MIOL moire intraocular lens
- the hydrogels prepared in Preparation Examples 1 and 2 were inserted into a PHEMA-based intraocular lens (IOL) support manufactured using a PDMS mold.
- IOL intraocular lens
- PDMS molds were prepared using a conventional replica molding process.
- SU-8 50 was used to fabricate a Si master containing a replica pattern of the PDMS mold through spin coating, pre-bake, UV exposure, post-bake, and development processes, and the mold was designed to have two holes in the IOL.
- the resulting IOL-shaped PDMS mold was filled with 80 ⁇ L of precursor solution consisting of 77.2 ⁇ L of HEMA, 2 ⁇ L of EGDA, and 0.8 ⁇ L of HOMPP and subjected to UV exposure for 280 s (365 nm, 5300 mW/cm2, EXFO OmniCure Series 1000; It was cured using a UV spot lamp (Mississauga, Ontario, Canada).
- a disc-shaped reference and target material sensitive polymer hydrogel with a diameter of 2 mm was inserted into each hole of the IOL, and a moire intraocular lens equipped with the reference and target material (BDNF) sensitive polymer hydrogel was completed through protein binding. did.
- the Moiré artificial lens prepared in Preparation Example 3 was implanted into a pig's eye and tested in vitro.
- FIG. 4 shows MIOL loaded with reference and BDNF-sensitive polymer hydrogels, in which microgroove patterns produced through an example of the present invention can be observed, and Figure 6 shows that the implanted MIOL is well fixed in the pig eye. and could be seen with the naked eye.
- the MIOL prepared in Preparation Example 3 was implanted into the eyes of a live rabbit and a biocompatibility test was performed.
- MIOL was inserted through cataract surgery, as shown in Figure 8. 60 days after insertion, rabbit eyes were extracted and inflammation was confirmed through H&E stanning. Looking at Figure 9, it was confirmed that no inflammatory reaction was observed in both the comparative example (MIOL was not inserted) and the example (MIOL was inserted).
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Abstract
Description
Claims (9)
- 기준 패턴을 포함하는 기준 고분자 하이드로겔;각각의 표적 분석물질 특이적 프로브가 결합되고 비교 패턴을 포함하는 복수개의 표적 분석물질 감응성 고분자 하이드로겔; 및상기 고분자 하이드로겔이 결합된 인공 수정체(intraocular lens);를 포함하는 안구 내 삽입 가능한 모아레 인공 수정체(moire intraocular lens).
- 제 1 항에 있어서,상기 표적 분석물질 특이적 프로브는 표적 분석물질 감응성 고분자 하이드로겔 내부의 고분자사슬과 가교되어 하이드로겔 표면에 고정된 것인, 모아레 인공 수정체.
- 제 1 항에 있어서,상기 기준 패턴은 비교 패턴과 서로 겹쳐져 모아레 패턴을 형성하는, 모아레 인공 수정체.
- 제 1 항에 있어서,상기 기준 패턴 및 비교 패턴은 각각 5 내지 100 ㎚ 일정 간격의 평행격자 형태인, 모아레 인공 수정체.
- 제 1 항에 있어서,상기 프로브는 압타머(Aptamer), 펩타이드(peptide), 효소(enzyme), 호르몬 리셉터(hormonereceptor), 항체(antibody), 항원(antigen) 및 세포(cell)로 이루어지는 군으로부터 선택되는 어느 하나 이상인, 모아레 인공 수정체.
- 제 1 항에 있어서,상기 고분자 하이드로겔은 폴리에틸렌글리콜(PEG), 폴리비닐알코올(PVA), 폴리비닐피롤리돈(PVP), 폴리아크릴아마이드, 폴리아크릴산 및 이들의 공중합체, 알지네이트, 아가로스, 셀룰로오스, 젤라틴, 콜라겐, 히알루론산 및 키토산으로 이루어지는 군으로부터 선택되는 어느 하나 이상을 기반으로 하는, 모아레 인공 수정체.
- 제 1 항에 있어서,상기 표적 분석물질 특이적 프로브는 아크릴레이트 작용기가 도입된 것인, 인공 수정체.
- 제 1 항에 있어서,상기 인공 수정체는 폴리 하이드록시에틸 메타크릴레이트(Poly(2-hydroxyethyl methacrylate), PHEMA), 폴리메타크릴산 메틸(PMMA), 폴리(유산-글리콜린산)(PLGA), 폴리비닐피롤리돈(PVP), 폴리비닐아세테이트(PVA) 또는 실리콘 하이드로겔(Silicon hydrogel)을 기반으로 하는, 모아레 인공 수정체.
- 복수개의 구멍이 있는 인공 수정체를 준비하는 단계; 및상기 인공 수정체에 기준 고분자 하이드로겔 및 복수개의 표적 분석물질 감응성 고분자 하이드로겔을 결합시키는 단계;를 포함하는 안구 내 삽입 가능한 모아레 인공 수정체 제조 방법.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18/996,118 US20260013982A1 (en) | 2022-07-20 | 2023-01-18 | Intraocular lens using moire interference hydrogel |
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| KR10-2022-0089281 | 2022-07-20 | ||
| KR1020220089281A KR102765478B1 (ko) | 2022-07-20 | 2022-07-20 | 모아레 간섭 하이드로겔이 적용된 인공 수정체 |
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Citations (4)
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|---|---|---|---|---|
| US9254085B2 (en) * | 2012-12-12 | 2016-02-09 | National Taiwan University | System and method for monitoring change of intraocular pressure and contact lens for sensing change of intraocular pressure |
| WO2016173554A1 (en) * | 2015-04-30 | 2016-11-03 | Lon Wang | Contact lens without moire pattern in center, method for analyzing change of moire pattern thereof, and system for monitoring an intraocular pressure variation |
| KR101995894B1 (ko) * | 2017-05-19 | 2019-07-04 | 한국과학기술연구원 | 안압 감지용 렌즈, 안압 감지 장치 및 이를 이용한 안압 감지 방법 |
| KR102065088B1 (ko) * | 2018-08-27 | 2020-01-10 | 한국과학기술연구원 | 모아레 패턴을 이용한 글루코오스 농도 측정 방법 |
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| KR102075476B1 (ko) | 2017-12-29 | 2020-02-10 | 포항공과대학교 산학협력단 | 페닐보론산이 결합된 고분자를 포함하는 하이드로겔 |
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2022
- 2022-07-20 KR KR1020220089281A patent/KR102765478B1/ko active Active
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2023
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- 2023-01-18 US US18/996,118 patent/US20260013982A1/en active Pending
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| US9254085B2 (en) * | 2012-12-12 | 2016-02-09 | National Taiwan University | System and method for monitoring change of intraocular pressure and contact lens for sensing change of intraocular pressure |
| WO2016173554A1 (en) * | 2015-04-30 | 2016-11-03 | Lon Wang | Contact lens without moire pattern in center, method for analyzing change of moire pattern thereof, and system for monitoring an intraocular pressure variation |
| KR101995894B1 (ko) * | 2017-05-19 | 2019-07-04 | 한국과학기술연구원 | 안압 감지용 렌즈, 안압 감지 장치 및 이를 이용한 안압 감지 방법 |
| KR102065088B1 (ko) * | 2018-08-27 | 2020-01-10 | 한국과학기술연구원 | 모아레 패턴을 이용한 글루코오스 농도 측정 방법 |
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| KIM SEMIN, KIM GEEHONG, JI YONG WOO, MOON CHAE-EUN, JUNG YUNA, LEE HYUNG KEUN, LEE JAEJONG, KOH WON-GUN: "Real-time and label-free biosensing using moiré pattern generated by bioresponsive hydrogel", BIOACTIVE MATERIALS, vol. 23, 1 May 2023 (2023-05-01), pages 383 - 393, XP093130744, ISSN: 2452-199X, DOI: 10.1016/j.bioactmat.2022.11.010 * |
| SHIN MOO-KWANG, JI YONG WOO, MOON CHAE-EUN, LEE HYO, KANG BYUNGHOON, JINN WOO-SEOK, KI JISUN, MUN BYUNGGEOL, KIM MYEONG-HOON, LEE : "Matrix metalloproteinase 9-activatable peptide-conjugated hydrogel-based fluorogenic intraocular-lens sensor", BIOSENSORS AND BIOELECTRONICS, ELSEVIER SCIENCE LTD, UK, AMSTERDAM , NL, vol. 162, 1 August 2020 (2020-08-01), Amsterdam , NL , pages 112254, XP093130742, ISSN: 0956-5663, DOI: 10.1016/j.bios.2020.112254 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US20260013982A1 (en) | 2026-01-15 |
| KR20240011962A (ko) | 2024-01-29 |
| KR102765478B1 (ko) | 2025-02-12 |
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