近距离照射

～（125）I近距离照射对C6胶质瘤细胞的生物学效应

The Radiobiological Effects of Brachytherapy Using Iodine-125 on C_6 Glioma Cells

放射活性~（103）Pd粒子近距离照射治疗肿瘤初步研究

Preliminary Study of Permanent ~ ( 103 ) Pd Radioactive Seed Implantation on Maligmant Tumor in Brachytherapy

方法：用四唑盐（MTT）法检测125I粒子近距离照射对BEL-7402细胞增殖的影响；

Methods The proliferation of BEL-7402 cell was measured after 125I seed brachytherapy using MTT method .

结论CT引导下经皮穿刺放射性125I粒子近距离照射治疗肺癌安全、有效，并且创伤小、并发症少。

Conclusion The brachytherapy of ~ ( 125 ) I seed implantation in lung carcinoma guided by CT is safe and effective , with less traumas and complications .

观察125I粒子近距离照射后肝癌移植瘤的生长曲线，并计算抑瘤率。

The antitumor efficacy of ~ ( 125 ) I seed brachytherapy in mouse xenograft liver tumors was observed .

目的：观察125I粒子近距离照射对BEL-7402肝癌细胞增殖和细胞周期的影响。

Objective To evaluate the effect of 125I seed brachytherapy on proliferation and cell cycle distribution in BEL-7402 cell line .

目的研究放射活性103钯（103Pd）粒子近距离照射各种肿瘤的治疗效果及应用价值。

Objective To assess the brachytherapy effectiveness and the utilization of 103 Pd seeds in tumor therapy .

125I粒子植入裸鼠肿瘤近距离照射28d后抑瘤率为66·72%。

The volume inhibition rate of xenograft tumor in nude mice was 66.72 % after ~ ( 125 ) I seeds were implanted into tumors for 28 days .

方法体外培养人鼻中隔软骨细胞，利用UV－C波段的紫外线（254nm）近距离照射诱导细胞凋亡，采用HE染色及流式细胞仪检测凋亡细胞。

Method Human nasal septal chondrocytes were cultured in vitro , apoptosis of chondrocytes was induced by ultraviolet radiation ( UV - C , 254nm ), we detected it by short distance flow cytometer and hematoxylin eosin staining .

方法：用Dolphin2000前列腺光子治疗机经直肠近距离照射，总剂量为726～810cGy，治疗30例重度BPH患者，治疗1个月后复查。

Methods : Thirty patients with severe BPH received brachytherapy of prostate photon treatment system irradiation for one month , with the active area of the applicator located in the rectum , and at a dosage of 726-810 cGy .

结论：125I粒子近距离照射可抑制BEL-7402细胞增殖，且随剂量累积抑制率增加，125I粒子近距离照射可改变BEL-7402细胞周期分布，阻滞细胞于G2-M期。

Conclusion 125I seed brachytherapy can inhibit proliferation and the inhibition rate is related with total dose . 125I seed brachytherapy can change cell cycle distribution and cause G2-M phase arrest in BEL-7402 cell line .

目的了解不同剂量125I硅胶球囊内近距离照射对C6胶质瘤细胞的生物学效应，探讨术后内置125I球囊内照射治疗脑胶质瘤的临床效果。

Objective To evaluate the response of C6 glioma cells to different doses of brachytherapy using iodine-125 ( 125I ) in vitro and study the clinical efficacy of a novel balloon brachytherapy applicator filled with 125I for gliomas .

结果：125I粒子近距离照射48h后细胞增殖抑制率为（16·72±3·23）%，96h为（36·60±7·14）%。

RESULTS : The proliferation inhibition rates after ~ ( 125 ) I seed brachytherapy for 48 h and 96 h were ( 16.72 ± 3.23 ) % and ( 36.60 ± 7.14 ) % , respectively .

放射性粒子置入近距离照射治疗脊柱肿瘤

Radioactive seeds implantation brachytherapy in the treatment of spinal tumors

间质植入近距离照射治疗前列腺癌

Interstitial implantation brachytherapy for the treatment of prostate carcinoma

国产胶体硅酸钇近距离照射脑肿瘤

Short distance irradiation of brain tumors with domestic colloid

~（125）I粒子近距离照射在肿瘤治疗中的应用

Brachytherapy with ~ ( 125 ) I seeds for the treatment of tumor

术中近距离照射犬肝组织的病理学观察

Responses of canine liver tissue to intraoperative brachytherapy

近距离照射联合贻贝提取物对荷瘤鼠治疗效果的研究

Studies on the synergism effects of the unity of close distance irradiation and mussel extract in radiotherapy

目的：探讨放射性粒子置入近距离照射治疗脊柱肿瘤的方法和初步结果。

Objective : To evaluate the method and its preliminary results of radioactive seeds implantation brachytherapy on spinal tumors .

目的寻找动物胆管金属内支架植入方法，观察支架内近距离照射的胆管急性放射性损伤。

Objective To assess the acute radiation injury of dog bile duct mucosa by 192 Ir brachytherapy introduced through a metal stent .

方法采用90Sr/90Y放射性核素敷贴器局部近距离照射治疗，每周3次，10次为1个疗程，采取个体量化治疗，总吸收剂量10~25Gy，间隔3个月为1个治疗周期。

Methods The applicator brachytherapy was performed 3 times a week using an individual treatment schedule with total doses from 10 Gy to 25 Gy .

动物实验、体外实验和初期的临床研究表明血管腔内用发射β射线或γ射线的核素近距离照射能有效抑制内皮增生，进而降低血管成形术后的再狭窄发生率。

Both in vitro and animal studies , and more recently early clinical studies , have provided evidence that intravascular brachytherapy by beta - or gamma-emitting isotopes can inhibit proliferation and there help to prevent restenosis after angioplasty .

结论：对于不宜采用手术治疗或术中无法全切而又对放疗敏感的脊柱肿瘤患者采用瘤体内置入放射性粒子近距离照射治疗可以延缓肿瘤生长、缓解疼痛，保持生活质量、减少手术治疗并发症；

Conclusion : Radioactive seeds brachytherapy for the treatment of the spinal tumors is a good alternative for patients who are not suitable for operation while sensitive to radiotherapy . It can restrain the growth of tumor , relieve pain , improve life quality and reduce complications .

高剂量率近距离内照射治疗恶性骨肿瘤

High dosage brachytherapy in treatment of malignant bone tumors

目的：研究我院近距离放疗照射剂量的准确性。

Purpose : To study the accuracy of dose delivery for brachytherapy in our Hospital .

近距离放射治疗照射剂量准确性的研究

Study of the accuracy of dose delivery in brachytherapy

目的：回顾分析高剂量率192Ir近距离治疗加体外照射治疗宫颈癌的疗效及生存率。

Objective : To analyze retrospectively results of cervix carcinoma treated by high dose rate 192Ir intracavitary brachytherapy and external irradiation .

252锎（Cf）近距离治疗妇科恶性肿瘤开始于20世纪60年代后期。方法收集62例子宫颈癌患者，采用锎-252中子近距离治疗和外照射同时进行的治疗方案，观察疗效并随访。

In the late of 1960s , californium-252 neutron brachytherapy was used to treat malignant gynecological tumors . Methods Fifty-one patients with pathologically proved cervical cancer underwent Cf-252 neutron brachytherapy along with external radiation .