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护理讲课PPT | 电除颤仪的使用与操作办法介绍

  • 2026-04-06 12:10:34
护理讲课PPT | 电除颤仪的使用与操作办法介绍

电除颤仪的使用与操作办法介绍,我们以🏥电除颤为标志物,更显亲切感,以紫色为主。

01

除颤仪相关知识

除颤仪定义与目的:通过释放电流使心肌同步除极,让窦房结重新起搏心脏,恢复窦性心律📌。非同步电除颤的绝对适应症是心室颤动。

适应症:室扑、室颤、无法识别R波的快速室性心动过速。

禁忌症:严重低血钾、洋地黄中毒致💕心律失常、室上性心律失常伴高度房室传导阻滞。

分类:按电极位置📑分为体外/体内除颤;按放电时间📑分为同步/非同步除颤。

设备特点:操作便捷(语音提示)、便携易用(2-3公斤),适合公共场所、交通枢纽、密集场所配备。

02

除颤仪基本操作

评估环境与患者:确保✅环境安全,判断患者意识、呼吸、脉搏,确认心脏骤停且需除颤(如室颤、无脉性室速)。

准备用物:除颤仪、导电膏/盐水纱布、🥛酒精棉球;患者胸部暴露,去除金属物品。

涂抹导电膏:均匀涂抹电极板接触面,🚫避免两电极间形成短路。

放置电极板:胸骨右缘锁骨下方(右胸上部)。心尖部(左侧腋前线第五肋间)。两电极板中心距离≥10 cm

调节能量:成人单向波360J,双向波150-200J;儿童2-4J/kg。

充电:按下充电按钮🎈,等待充电完成,确认患者状态与电极位置。

放电:紧压电极板,大喊“放电”,确保周围人员远离。

后续观察:观察心电监护是否恢复窦性心律;若未恢复,间隔≥30秒重复操作,期间持续CPR。

03

除颤仪注意事项

常见并发症:心律失常💕、心肌损伤、低血压、喉痉挛、皮肤烧伤、栓塞、急性肺水肿。

不同场景AED使用要点:公共场所快速查找AED标识,取用后立即返回,请人引导120📱。家庭可自备AED,家人培训使用,配合120指导。户外注意现场安全,无需移动患者,直接操作。

1

操作注意事项

  • 定期⏰检查除颤仪性能,使用后清洁自检。

  • 电极板位置准确,距离≥10 cm,与皮肤紧密接触。

  • 避开🚫起搏器≥10 cm,保持电极板把手干燥。

  • 确保周围人员无接触患者或金属物品

  • 误充电需在仪器上放电,❎禁止空放电或对击电极板。

04

除颤仪应急处理

患者胸前异物清除规范:移除项链、钢圈等金属物品,防止电流集中灼伤🤕。评估异物性质与位置,必要时请医生协助。清除后再次检查皮肤完整性,确认无破损感染。有起搏器者,电极板需距离≥15 cm

误触电击预防:操作前确保✅环境干燥,操作者身体不与患者接触,遵守放电前喊话流程。

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  1. CONNECT:[ UseTime:0.000355s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000666s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000389s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000334s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000500s ]
  6. SELECT * FROM `set` [ RunTime:0.000215s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000609s ]
  8. SELECT * FROM `article` WHERE `id` = 475310 LIMIT 1 [ RunTime:0.001913s ]
  9. UPDATE `article` SET `lasttime` = 1775869947 WHERE `id` = 475310 [ RunTime:0.023257s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000296s ]
  11. SELECT * FROM `article` WHERE `id` < 475310 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000572s ]
  12. SELECT * FROM `article` WHERE `id` > 475310 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002149s ]
  13. SELECT * FROM `article` WHERE `id` < 475310 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001691s ]
  14. SELECT * FROM `article` WHERE `id` < 475310 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001337s ]
  15. SELECT * FROM `article` WHERE `id` < 475310 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.054355s ]
0.157460s