Conclusion Dorsal digital vein adopted for venipuncture at chemotherapy intermission can protect dorsum manus vein and ensure the patients to complete chemotherapy successfully.
结论肿瘤患者化疗间歇期选用指背静脉进行输液能保护手背静脉，使病人顺利完成化疗。
Objective: to study the anatomic basis of digital dorsal vein as intravenous infusion route and its clinical application.
目的：探讨指背静脉作为静脉输注途径的解剖学基础及临床应用价值。
Conclusions: The completed rate is higher, easy fixed and slight pain on intravenous infusion against digital dorsal vein.
结论：逆向穿刺成功率高，易固定，痛苦少。
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