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Kang Kyungho,Chu Hongmin,Kim Beomchang,Wang Jinsam 대한침도의학회 2023 대한침도의학회지 Vol.7 No.2
Background: This study introduces an approach to ultrasound guided acupotomy for fo- raminal stenosis, for enhanced precision. Methods: Anatomical and vascular considerations of spine were explored to identify suit- able candidates based on foramen width and type of stenosis. The procedure involved ultrasound-guided acupotomy needling in the posterior superior and posterior inferior quarters, with safety measures. Results: Precise acupotomy needling in identified quarters proved effective, with careful attention to safety measures minimizing adverse events. Ultrasound guidance significantly enhanced accuracy throughout the procedure. Conclusion: This research advocates for the adoption of ultrasound-guided acupotomy in foraminal stenosis cases. By integrating anatomical insights, vascular considerations, and advanced imaging techniques, this approach offers a safe and effective alternative in the management of spinal stenosis, paving the way for further exploration in non-surgical in- terventions.
Electrochemical Properties of HA Coated Titanium Dioxide Nanotubes
Kang, Kyungho,Zakiyuddin, Ahmad,Lee, Kwangmin American Scientific Publishers 2016 Journal of Nanoscience and Nanotechnology Vol.16 No.2
<P>CP Grade II titanium was first anodized in order to form TiO2 nanotubes, and then the TiO2 nanotubes were coated with hydroxyapatite using the sol-gel method. The electrochemical properties of pure Ti, anodized TiO2 nanotubes, and HA-coated TiO2 nanotubes were investigated using potentiodynamic polarization and impedance tests. The sol-gel-coated HA nanoparticles were observed to sufficiently penetrate into the TiO2 nanotubes, and the polarization resistance of the HA-coated titanium nanotubes was higher than that of those that had just been anodized. In conclusion, the HA coating on the TiO2 nanotubes provides improved electrochemical properties and can be effective in overcoming the negative influence of passive TiO2 films.</P>
Kang, Myung J.,Kim, Bo G.,Eum, Jae Y.,Park, Sang H.,Choi, Sun E.,An, Jae J.,Jang, Sang H.,Eum, Won S.,Lee, Jaehwi,Lee, Min W.,Kang, Kyungho,Oh, Chil H.,Choi, Soo Y.,Choi, Young W. Informa Healthcare 2011 JOURNAL OF DRUG TARGETING Vol.19 No.7
<P>In order to facilitate the intracellular delivery of macromolecules, Pep-1 peptide-modified liposomal (Pep1-Lipo) nanocarriers were designed and examined for their <I>in vitro</I> cell translocation capability. Pep-1 peptides were coupled via thiol-maleimide linkage to small unilamellar vesicles composed of phosphatidylcholine, Tween 80, and <I>N</I>-[4-(p-maleimidophenyl)butyryl]-phosphatidylethanolamine (MPB-PE). The amount of Pep-1 peptide conjugated to the vesicle was effectively controlled by the amounts of maleimide groups on the vesicular surface, ranging from 70 to 700 molecules per vesicle. Systems were evaluated for cell uptake capacity by monitoring entrapped fluorescence-labeled bevacizumab, a model protein for poorly permeable macromolecule, using confocal microscopy. The novel carriers rapidly bound to the cell membrane and migrated into the cells within 1 ??h, exhibiting better translocation of macromolecules compared to that of conventional liposomes. Cellular uptake of Pep1-Lipo was proportional to the amount of Pep-1 peptide on the liposomal surface. In conclusion, we found that the Pep1-Lipo formulation was a promising nanocarrier system for intracellular delivery of macromolecules.</P>
초음파 중재 하 황색인대 침도시술 방법에 대한 프로토콜
Kang Kyungho,Oh Kichang,Kim Jaehyo,Chu Hongmin 대한침도의학회 2023 대한침도의학회지 Vol.7 No.1
Background: The aim of this article is to propose the safe and effective protocol for ultrasound-guided acupotomy procedure at ligamentum flavum. Deep needling at the ligament flavum can cause side effects such as leakage of cerebrospinal fluid or hematoma, or exacerbation of the patient’s symptoms, which are difficult to respond to in primary medical institutions. In this regard, the need to present a safer and more accurate method of needling at ligamentum flavum is enhanced. Methods: While treating 12 patients aged 60-80 years, the method of needling the shortest length with identifing the tip of acupuncture on the image was studied. An ultrasound machine was used with GE LOGIQ P9 XDclear and C1-6D Single Crystal Convex Probe. The initial study used a SMC 0.40×60 mm needle. After the operation became proficient with the needle, MAANSHAN BOND MEDICAL INSTRUMENTS CO. LTD. GB 60×60 acupotomy was used. Results: A safe procedure method and a manual for education methods were proposed. Conclusion: Because of the long axis entry, the procedure can be performed without missing the full length and tip of the acupuncture on image. It can be performed with small invasion compared to previous in-plane studies performed by laying down the angle.
Kang Kyungho,Hwang Jihyeon,추홍민,이영웅,Chae Hyocheong,Lee Jeong-youn,Lim Kwanghwan,Jung Sehun,Park Seongjun,Choi Seong-Hun,Mun Ju hyeon,김재효,Ryu Myungseok 대한침구의학회 2022 대한침구의학회지 Vol.39 No.1
Background: Acupotomy is a type of acupuncture where a scalpel-shaped needle (miniscalpel needle) is used instead of a normal acupuncture needle to exfoliate adhesion sites or to relax entrapped regions. This study aimed to identify the descriptive characteristics of patients who received acupotomy treatment at a single Korean Medicine Clinic.Methods: This retrospective review analyzed the medical charts of patients who had received acupotomy at least once from August 2017 to December 2019 at a single Korean Medicine Clinic. The demographic characteristics, chief complaints, acupotomy treatment sites, and principal diagnosis codes were analyzed.Results: We identified 551 outpatients; the average age was 52 ± 14.26 years and 49.9% were male. The patients underwent an average of 8.47 sessions of acupotomy. Altogether, 35.91% of the acupotomy treatments were administered to the spinal regions, of which 60.01% were in the lumbar region. The codes related to the lumbar spinal condition/disease which were used most frequently. The chief complaints were dizziness, lumbar spinal stenosis, and Dupuytren’s contracture in patients over 60 years of age.Conclusion: This is the 1st analysis of acupotomy treatment patterns in Korea to date. Acupotomy is primarily administered in the treatment of spinal conditions/diseases, especially for those involving the lumbar region. Future studies are necessary to determine the clinical outcomes of patients who receive acupotomy treatment and the safety of this treatment.
Kang, Kyungho,Lim, Hyunpil,Yun, Kwi-Dug,Park, Sangwon,Jeong, Cheolwoong,Lee, Kwangmin American Scientific Publishers 2015 Journal of Nanoscience and Nanotechnology Vol.15 No.7
<P>Hydroxyapatite (HA) coating on biomaterials is crucial for bone growth. TiO2 naotubes having a larger specific area can also improve an osseointegration. In this study, anodized TiO2 nanotubes were coated with HA using sol-gel method with different viscosities of solution. Morphological characterization and crystal structures of the coated specimens were measured via field emission scanning electron microscope, transmission electron microscope, X-ray diffractometer, and fourier transforrm infrared spectroscopy. Nanosized hydroxyapatite particles were observed with sol viscosities at 1.95 cP and 0.94 cP inside the TiO2 nanotubes. When coated with the lower viscosity of solution, the TiO2 nanotubes were clearly observed. The crystallinity of HA increased as the temperature of heat treatment increased. The HA phase on the specimen was identified by PO4(3-) and OH-ion peaks in FT-IR spectra.</P>
Ag/TiO<sub>2</sub> 미세입자 합성물의 특성 분석
강경호 ( Kyungho Kang ),조용기 ( Yonggi Jo ),김순금 ( Sun-geum Kim ) 한국전기전자재료학회 2024 전기전자재료학회논문지 Vol.37 No.2
This study examines a manufacturing process for the photoelectrode material of dye-sensitized solar cell (DSSC) intending to increase efficiency through the surface plasmon resonance phenomenon of nanoparticles with a composite structure made of Ag and TiO<sub>2</sub>. This invention involves the use of Ag and TiO<sub>2</sub> nanoparticles in the solar cell. These nanoparticles cause surface plasmon resonance, which amplifies and scatters incident solar energy, enhancing the dye’s rate of light absorption. It also makes it possible to absorb energy in wavelength ranges that were previously difficult to do, which increases efficiency. Centrifugal separation and heat synthesis are used to create the composite metal structures, and certain combinations are used to decide the particle morphologies. To increase the efficiency of organic solar cells and DSSC, the Ag/TiO<sub>2</sub> composite structure is therefore quite likely to be used.