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The Development of Laser Surgery and Medicine in China

机译:中国激光手术与医学的发展

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The first Chinese ruby laser was created in 1961 and it was adopted for the retina coagulation experiment in 1965. Since 1970's, lasers had been widely applied clinically including the diseases suitable to physical therapy or acupuncture. The Chinese HpD was first produced in 1981 and first case of PDT was treated using Chinese HpD and Chinese lasers in the same year. Its success brought attention establishing a research group supported by the government in 1982. A nationwide systemic research project on PDT was then carried out. The step taken for PDT also accelerated the development of various fields of laser medicine and surgery. Laser treatments had been commonly adopted in the clinics and hospitals for the diseases of the superficial lesions and the lesions can be reached by the endoscopes non-invasively in 1980's. Since 1990's, the interventional laser therapies adopted mainly were percutaneous laser angioplasty, laser treatments through laparoscope, thoracoscope, arthroscope, neuro-endoscope etc. Ultrasound guided percutaneous laser heat coagulation for small hepatic cancer revealed good results and ultrasound guided percutaneous PDT for advanced large liver cancer revealed unexpected results after five years follow-up. At present: There are more long-term follow-up patients in the clinical trial; more advanced commercial available lasers and new techniques are adopted. Since the popularization of scanning electron microscope, laser scanning confocal microscope, laser induced auto-fluorescence system, high sensitivity fluorescence microscopic imaging system etc. in the laboratories, the basic studies can be more advanced and some times, the sub-cellular level can be reached; ultra-structure histo-morphology and gene studies are involved. In dermatology, Q-switched Alexandrite laser and other Q-switched lasers are used mainly for the treatment of skin pigmentation and vascular diseases; pulsed dye laser, ultra-pulsed CO_2 laser are used in resurfacing, facial acne scar, osmidrosis etc. For ophthalmology, excimer laser are used for myopia or hyperopia; argon green laser, krypton yellow laser are adopted in coagulation for retinal detachment and neovascularization etc. Lasers are often used for the canaliculoplasty in the lacrimal canal. Low level lasers had been used very often on the acupuncture points and for many chronic diseases. Intravascular low level laser irradiation adopting semiconductor lasers and He-Ne laser were reported to use for comatose patients, schizophrenia, vascular dementia, Alzeimer's disease and coronary disease. Reports from laboratory studies in the field of low level laser demonstrated the stimulation effect on the cells and immunology system; inhibitory effect on proliferation; it improved the biomedical data in hemorrheology; promoted the spinal motor nerve cell function, axonal regeneration; increased epidermal Langerhams cell to improve the antigen function, increased myocardial capillary permeability. Intra-coronary low power red laser irradiation assisted coronary interventional therapy showed its prevention effect on restenosis. Studies about the effects of various kinds of lasers, their wavelength, power densities and doses on various kinds of tissues were reported.
机译:第一个中国红宝石激光器于1961年创建,1965年采用了视网膜凝固实验。自1970年代以来,激光已被广泛应用于临床上,包括适合于物理治疗或针灸的疾病。中国HPD于1981年首次制作,第一次PDT在同一年使用中国HPD和中国激光治疗。它的成功引起了1982年政府支持的研究组的关注。然后进行PDT的全国全国性研究项目。为PDT采取的待遇也加速了各种领域的激光医学和手术领域。激光治疗通常在诊所和医院中采用了浅表病变的疾病,并且内窥镜在1980年代的内窥镜可以通过内窥镜达到病变。自1990年代以来,采用的介入激光疗法主要是经皮激光血管成形术,激光治疗通过腹腔镜,胸腔镜,关节镜,神经内窥镜等。超声引导的小肝癌的经皮激光热凝固显示出良好的效果和超声引导的经皮PDT为先进的大肝脏五年后,癌症显示出意外结果。目前:临床试验中有更多的长期后续患者;采用更先进的商业可用激光和新技术。由于扫描电子显微镜的推广,激光扫描共聚焦显微镜,激光诱导的自动荧光体系,高灵敏度荧光显微镜成像系统等。在实验室中,基本研究可以更进一次,部分蜂窝水平可以是到达;涉及超结构组织形态和基因研究。在皮肤病学中,Q开关亚历山德激光器和其他Q开关激光器主要用于治疗皮肤色素沉着和血管疾病;脉冲染料激光器,超脉冲CO_2激光器用于重新铺设,面部痤疮瘢痕,渗透性等,用于眼科,准分子激光用于近视或远视;氩气绿色激光器,Krypton黄色激光器被采用凝结,用于视网膜脱离和新血管形成等。激光器通常用于泪水管中的CanaliculopulActy。低水平激光器经常在针灸点和许多慢性疾病中使用。据报道,采用半导体激光和HE-NE激光的血管内低水平激光照射用于昏迷患者,精神分裂症,血管痴呆,血管疾病和冠状病。低水平激光领域实验室研究的报告显示了对细胞和免疫系统的刺激作用;对增殖的抑制作用;它改善了血液形象中的生物医学数据;促进脊柱运动神经细胞功能,轴突再生;增加表皮Langerhams细胞以改善抗原功能,增加心肌毛细血管渗透性。冠状动脉内低功率红激光辐照辅助冠状动脉介入治疗显示其预防效果对再狭窄。据报道了关于各种激光,它们波长,功率密度和剂量在各种组织上的影响的研究。

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