《心肺复苏指南》PPT课件.pptx

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1、2015AHA2015AHA心肺复苏心肺复苏与心血管急救指南更与心血管急救指南更新新特殊复苏环境特殊复苏环境儿科基础生命支持和心肺复儿科基础生命支持和心肺复苏质量苏质量儿童高级生命支持儿童高级生命支持新生儿复苏新生儿复苏急救系统和持续质量改进急救系统和持续质量改进成人基础生命支持和心肺复苏质量:非专成人基础生命支持和心肺复苏质量:非专业施救者心肺复苏业施救者心肺复苏心肺复苏的替代技术和辅助装置心肺复苏的替代技术和辅助装置成人高级心血管生命支持成人高级心血管生命支持心跳骤停后救治心跳骤停后救治成人基础生命支持和心肺复苏质量:医护成人基础生命支持和心肺复苏质量:医护人员人员BLS急性冠脉综合征急性

2、冠脉综合征简介简介伦理学问题伦理学问题培训培训急救急救参考文献参考文献 心肺复苏最早记录心肺复苏最早记录心肺复苏最早记录心肺复苏最早记录于东汉张仲景(约于东汉张仲景(约于东汉张仲景(约于东汉张仲景(约145-145-208208)所著金匮要略)所著金匮要略)所著金匮要略)所著金匮要略(约成书于三世纪)(约成书于三世纪)(约成书于三世纪)(约成书于三世纪)中中中中“杂疗方杂疗方杂疗方杂疗方”日:日:日:日:“救自救自救自救自缢死缢死缢死缢死.徐徐抱解,徐徐抱解,徐徐抱解,徐徐抱解,不得截绳,上下安卧不得截绳,上下安卧不得截绳,上下安卧不得截绳,上下安卧之。一人以脚踏其两之。一人以脚踏其两之。一人

3、以脚踏其两之。一人以脚踏其两肩,手少挽其发,常肩,手少挽其发,常肩,手少挽其发,常肩,手少挽其发,常弦弦勿纵之;一人以弦弦勿纵之;一人以弦弦勿纵之;一人以弦弦勿纵之;一人以手按据胸上,数动之;手按据胸上,数动之;手按据胸上,数动之;手按据胸上,数动之;一人摩捋臂胫一人摩捋臂胫一人摩捋臂胫一人摩捋臂胫屈屈屈屈伸之,伸之,伸之,伸之,若已僵,但渐渐强若已僵,但渐渐强若已僵,但渐渐强若已僵,但渐渐强屈屈屈屈之,并按其腹。如此之,并按其腹。如此之,并按其腹。如此之,并按其腹。如此一炊顷,气从口出,一炊顷,气从口出,一炊顷,气从口出,一炊顷,气从口出,呼吸眼开,而犹引按呼吸眼开,而犹引按呼吸眼开,而犹引

4、按呼吸眼开,而犹引按莫置,亦勿苦劳之。莫置,亦勿苦劳之。莫置,亦勿苦劳之。莫置,亦勿苦劳之。”这是迄今世界上最早的关于胸外心是迄今世界上最早的关于胸外心脏按按压等复等复苏抢救的救的详细记载,其,其时间早于西方早于西方约一千多年一千多年 1967年年7月月,美国佛州郊区一位电美国佛州郊区一位电美国佛州郊区一位电美国佛州郊区一位电修工在抢修高压线路修工在抢修高压线路修工在抢修高压线路修工在抢修高压线路时触电昏迷,在救护时触电昏迷,在救护时触电昏迷,在救护时触电昏迷,在救护车到达之前,另一名车到达之前,另一名车到达之前,另一名车到达之前,另一名电修工汤姆森爬上了电修工汤姆森爬上了电修工汤姆森爬上了电

5、修工汤姆森爬上了电线杆,在电线杆上电线杆,在电线杆上电线杆,在电线杆上电线杆,在电线杆上给他做了口对口呼吸。给他做了口对口呼吸。给他做了口对口呼吸。给他做了口对口呼吸。此景正好被当地的摄此景正好被当地的摄此景正好被当地的摄此景正好被当地的摄影记者摄下,这张影记者摄下,这张影记者摄下,这张影记者摄下,这张生命之吻的照片生命之吻的照片生命之吻的照片生命之吻的照片于次年获得普利策奖,于次年获得普利策奖,于次年获得普利策奖,于次年获得普利策奖,成为人类历史的经典成为人类历史的经典成为人类历史的经典成为人类历史的经典之一。生命之吻赐予之一。生命之吻赐予之一。生命之吻赐予之一。生命之吻赐予患者患者患者患者

6、3535年的生命,已年的生命,已年的生命,已年的生命,已于于于于20022002年去世,而年去世,而年去世,而年去世,而汤汤汤汤姆森仍然健在。姆森仍然健在。姆森仍然健在。姆森仍然健在。时间就是生命大脑大脑 4 46 6分钟分钟小脑小脑 10101515分钟分钟延髓延髓 20203030分分钟钟心脏心脏3030分钟分钟交感神经节交感神经节 6060分钟分钟 肝脏肝脏1 12 2小小时时肺脏时间更长肺脏时间更长肾脏肾脏3030分钟分钟脊髓脊髓 4545分钟分钟02011006090503070408 5 510 10 秒:昏厥秒:昏厥 3 35 5 秒:黑蒙秒:黑蒙 60 60 秒:呼吸渐停止秒:

7、呼吸渐停止1 12 2 分钟:瞳孔固定、二便失禁分钟:瞳孔固定、二便失禁6 6分钟:开始出现脑细胞死亡分钟:开始出现脑细胞死亡 3 3 分钟:开始分钟:开始出现脑水肿出现脑水肿8 8 分钟:分钟:“脑死亡脑死亡”101020 20 秒:意识丧失秒:意识丧失 1515 秒左右:秒左右:Adams-Stokes综合征发作综合征发作 30306060 秒:瞳孔散大秒:瞳孔散大心脏骤停时间内复苏 CPR成功率90%1min60%4min40%6min20%8min0%10min每延长1分钟施救,成活率就下降10%!黄金4-6分钟轻拍重唤轻拍重唤突然突然神志消失神志消失或或晕厥晕厥没有呼吸或有不正常呼吸

8、(喘息)判断循环:触摸颈动脉搏判断循环:触摸颈动脉搏动动 1 1、颈动脉位置:、颈动脉位置:气管与气管与颈部胸锁乳突肌之间的颈部胸锁乳突肌之间的沟内。沟内。2 2、方法:一手食指和中、方法:一手食指和中指并拢,置于患者气管指并拢,置于患者气管正中部位,男性可先触正中部位,男性可先触及甲状软骨然后向一旁及甲状软骨然后向一旁滑移约滑移约2-3cm2-3cm,至胸,至胸锁乳突肌内侧缘凹陷处。锁乳突肌内侧缘凹陷处。3 3、1010秒内完成判断有无秒内完成判断有无脉搏。脉搏。快速反应团队协作生存链一分为二先给予电击还是先进行心肺复苏胸外按压速率尽可能减少胸外按压的中断次数 胸廓回弹加压素被除名C-A-B

9、 顺序仍需坚持2015 2015 心肺复苏指南更新要点心肺复苏指南更新要点胸部按压深度瘾君子的福音指南名称:指南名称:指南名称:指南名称:2017 AHA2017 AHA2017 AHA2017 AHA科学声明:机械循环支持成人和儿童心肺复苏术科学声明:机械循环支持成人和儿童心肺复苏术科学声明:机械循环支持成人和儿童心肺复苏术科学声明:机械循环支持成人和儿童心肺复苏术英文标题:英文标题:英文标题:英文标题:Cardiopulmonary Resuscitation in Adults and Children With Cardiopulmonary Resuscitation in Adul

10、ts and Children With Cardiopulmonary Resuscitation in Adults and Children With Cardiopulmonary Resuscitation in Adults and Children With Mechanical Circulatory Support:A Scientific Statement From the Mechanical Circulatory Support:A Scientific Statement From the Mechanical Circulatory Support:A Scie

11、ntific Statement From the Mechanical Circulatory Support:A Scientific Statement From the American Heart Association.American Heart Association.American Heart Association.American Heart Association.发布机构:美国心脏协会发布机构:美国心脏协会发布机构:美国心脏协会发布机构:美国心脏协会(AHA,American Heart Association)(AHA,American Heart Associa

12、tion)(AHA,American Heart Association)(AHA,American Heart Association)发布日期:发布日期:发布日期:发布日期:2017-5-222017-5-222017-5-222017-5-22简要介绍:简要介绍:简要介绍:简要介绍:2017201720172017年年年年5 5 5 5月,美国心脏协会月,美国心脏协会月,美国心脏协会月,美国心脏协会(AHA)(AHA)(AHA)(AHA)发布了关于成人和儿童心肺复苏术应发布了关于成人和儿童心肺复苏术应发布了关于成人和儿童心肺复苏术应发布了关于成人和儿童心肺复苏术应用机械循环支持的科学声明

13、,文章主要内容涉及机械循环支持治疗的适应症,临用机械循环支持的科学声明,文章主要内容涉及机械循环支持治疗的适应症,临用机械循环支持的科学声明,文章主要内容涉及机械循环支持治疗的适应症,临用机械循环支持的科学声明,文章主要内容涉及机械循环支持治疗的适应症,临床应用,常见并发症,应用机械循环支持治疗患者常见非心血管问题,患者评估床应用,常见并发症,应用机械循环支持治疗患者常见非心血管问题,患者评估床应用,常见并发症,应用机械循环支持治疗患者常见非心血管问题,患者评估床应用,常见并发症,应用机械循环支持治疗患者常见非心血管问题,患者评估等。等。等。等。指南名称:指南名称:指南名称:指南名称:2017

14、 AHA2017 AHA2017 AHA2017 AHA心肺复苏与心血管急救指南:成人基础生命支持和心肺复心肺复苏与心血管急救指南:成人基础生命支持和心肺复心肺复苏与心血管急救指南:成人基础生命支持和心肺复心肺复苏与心血管急救指南:成人基础生命支持和心肺复苏质量苏质量苏质量苏质量英文标题:英文标题:英文标题:英文标题:2017 American Heart Association Focused Update on Adult 2017 American Heart Association Focused Update on Adult 2017 American Heart Associat

15、ion Focused Update on Adult 2017 American Heart Association Focused Update on Adult Basic Life Support and Cardiopulmonary Resuscitation QualityBasic Life Support and Cardiopulmonary Resuscitation QualityBasic Life Support and Cardiopulmonary Resuscitation QualityBasic Life Support and Cardiopulmona

16、ry Resuscitation Quality发布机构:美国心脏协会发布机构:美国心脏协会发布机构:美国心脏协会发布机构:美国心脏协会(AHA,American Heart Association)(AHA,American Heart Association)(AHA,American Heart Association)(AHA,American Heart Association)发布日期:发布日期:发布日期:发布日期:2017-11-62017-11-62017-11-62017-11-6简要介绍:简要介绍:简要介绍:简要介绍:2017201720172017年年年年11111111

17、月,美国心脏协会月,美国心脏协会月,美国心脏协会月,美国心脏协会(AHA)(AHA)(AHA)(AHA)更新了心肺复苏与心血管急救指南中关于成人更新了心肺复苏与心血管急救指南中关于成人更新了心肺复苏与心血管急救指南中关于成人更新了心肺复苏与心血管急救指南中关于成人基础生命支持和心肺复苏质量的内容。心肺复苏术是一种挽救心脏骤停患者生基础生命支持和心肺复苏质量的内容。心肺复苏术是一种挽救心脏骤停患者生基础生命支持和心肺复苏质量的内容。心肺复苏术是一种挽救心脏骤停患者生基础生命支持和心肺复苏质量的内容。心肺复苏术是一种挽救心脏骤停患者生命的技术,尽管复苏科学在不断进步,但基础生命支持仍然是决定预后的

18、关键命的技术,尽管复苏科学在不断进步,但基础生命支持仍然是决定预后的关键命的技术,尽管复苏科学在不断进步,但基础生命支持仍然是决定预后的关键命的技术,尽管复苏科学在不断进步,但基础生命支持仍然是决定预后的关键因素。因素。因素。因素。总结包括总结包括总结包括总结包括6 6 6 6条共识(条共识(条共识(条共识(5 5 5 5项基本生命支持和项基本生命支持和项基本生命支持和项基本生命支持和1 1 1 1项儿科共识)项儿科共识)项儿科共识)项儿科共识),其中有其中有其中有其中有4 4 4 4条涉及条涉及条涉及条涉及CPRCPRCPRCPR过程中的通气策略。过程中的通气策略。过程中的通气策略。过程中的

19、通气策略。“首先,本推荐提出了应当首先,本推荐提出了应当首先,本推荐提出了应当首先,本推荐提出了应当重视调度员对重视调度员对重视调度员对重视调度员对CPRCPRCPRCPR的指导作用的指导作用的指导作用的指导作用。”1.We recommend that dispatchers provide chest ”1.We recommend that dispatchers provide chest ”1.We recommend that dispatchers provide chest ”1.We recommend that dispatchers provide chest compr

20、essiononly CPR instructions to callers for adults with suspected out-of-hospital cardiac arrest(OHCA).compressiononly CPR instructions to callers for adults with suspected out-of-hospital cardiac arrest(OHCA).compressiononly CPR instructions to callers for adults with suspected out-of-hospital cardi

21、ac arrest(OHCA).compressiononly CPR instructions to callers for adults with suspected out-of-hospital cardiac arrest(OHCA).(strong recommendation,low-quality evidence)(strong recommendation,low-quality evidence)(strong recommendation,low-quality evidence)(strong recommendation,low-quality evidence)建

22、议调度员指导呼叫者对建议调度员指导呼叫者对建议调度员指导呼叫者对建议调度员指导呼叫者对OHCAOHCAOHCAOHCA成人进行单纯胸外按压的成人进行单纯胸外按压的成人进行单纯胸外按压的成人进行单纯胸外按压的CPRCPRCPRCPR。(强推荐,低质量。(强推荐,低质量。(强推荐,低质量。(强推荐,低质量证据)证据)证据)证据)“第第第第2 2 2 2条共识中,强调了旁观者对心脏骤停者实施条共识中,强调了旁观者对心脏骤停者实施条共识中,强调了旁观者对心脏骤停者实施条共识中,强调了旁观者对心脏骤停者实施CPRCPRCPRCPR的积极作用。的积极作用。的积极作用。的积极作用。”2.We continu

23、e to recommend that bystanders perform chest compressions for all patients in cardiac arrest(good ”2.We continue to recommend that bystanders perform chest compressions for all patients in cardiac arrest(good ”2.We continue to recommend that bystanders perform chest compressions for all patients in

24、cardiac arrest(good ”2.We continue to recommend that bystanders perform chest compressions for all patients in cardiac arrest(good practice statement).In the 2015 CoSTR,this was cited as a strong recommendation but based on very low-quality practice statement).In the 2015 CoSTR,this was cited as a s

25、trong recommendation but based on very low-quality practice statement).In the 2015 CoSTR,this was cited as a strong recommendation but based on very low-quality practice statement).In the 2015 CoSTR,this was cited as a strong recommendation but based on very low-quality evidence.19,20 We suggest tha

26、t bystanders who are trained,able,and willing to give rescue breaths and chest evidence.19,20 We suggest that bystanders who are trained,able,and willing to give rescue breaths and chest evidence.19,20 We suggest that bystanders who are trained,able,and willing to give rescue breaths and chest evide

27、nce.19,20 We suggest that bystanders who are trained,able,and willing to give rescue breaths and chest compressions do so for all adult patients in cardiac arrest.(weak recommendation,very-low-quality evidence)compressions do so for all adult patients in cardiac arrest.(weak recommendation,very-low-

28、quality evidence)compressions do so for all adult patients in cardiac arrest.(weak recommendation,very-low-quality evidence)compressions do so for all adult patients in cardiac arrest.(weak recommendation,very-low-quality evidence)我们我们我们我们继续推荐,继续推荐,继续推荐,继续推荐,旁观者对所有心脏骤停患者实施胸外按压。在旁观者对所有心脏骤停患者实施胸外按压。在旁

29、观者对所有心脏骤停患者实施胸外按压。在旁观者对所有心脏骤停患者实施胸外按压。在2015 CoSTR2015 CoSTR2015 CoSTR2015 CoSTR中这是强推荐,但仅是基于极低质量的证据。我们建议对于接中这是强推荐,但仅是基于极低质量的证据。我们建议对于接中这是强推荐,但仅是基于极低质量的证据。我们建议对于接中这是强推荐,但仅是基于极低质量的证据。我们建议对于接受过培训、能够并且愿意进行人工呼吸和胸外按压的旁观者也对所有成人心脏骤停患者实施受过培训、能够并且愿意进行人工呼吸和胸外按压的旁观者也对所有成人心脏骤停患者实施受过培训、能够并且愿意进行人工呼吸和胸外按压的旁观者也对所有成人心

30、脏骤停患者实施受过培训、能够并且愿意进行人工呼吸和胸外按压的旁观者也对所有成人心脏骤停患者实施CPRCPRCPRCPR。(弱推荐,极低质量证据)。(弱推荐,极低质量证据)。(弱推荐,极低质量证据)。(弱推荐,极低质量证据)“后后后后4 4 4 4条共识中,均涉及条共识中,均涉及条共识中,均涉及条共识中,均涉及CPRCPRCPRCPR过程中的通气策略:提出了在有条件时应在过程中的通气策略:提出了在有条件时应在过程中的通气策略:提出了在有条件时应在过程中的通气策略:提出了在有条件时应在CPRCPRCPRCPR过程中进行规范的通气,但本次过程中进行规范的通气,但本次过程中进行规范的通气,但本次过程中

31、进行规范的通气,但本次4 4 4 4条共识推荐级别均为弱推荐、条共识推荐级别均为弱推荐、条共识推荐级别均为弱推荐、条共识推荐级别均为弱推荐、极低质量证据。极低质量证据。极低质量证据。极低质量证据。”3.We recommend that EMS providers perform CPR with 30 compressions to 2 ventilations or continuous chest ”3.We recommend that EMS providers perform CPR with 30 compressions to 2 ventilations or continu

32、ous chest ”3.We recommend that EMS providers perform CPR with 30 compressions to 2 ventilations or continuous chest ”3.We recommend that EMS providers perform CPR with 30 compressions to 2 ventilations or continuous chest compressions with PPV delivered without pausing chest compressions until a tra

33、cheal tube or supraglottic device has compressions with PPV delivered without pausing chest compressions until a tracheal tube or supraglottic device has compressions with PPV delivered without pausing chest compressions until a tracheal tube or supraglottic device has compressions with PPV delivere

34、d without pausing chest compressions until a tracheal tube or supraglottic device has been placed(strong recommendation,highquality evidence).We suggest that when EMS systems have adopted minimally been placed(strong recommendation,highquality evidence).We suggest that when EMS systems have adopted

35、minimally been placed(strong recommendation,highquality evidence).We suggest that when EMS systems have adopted minimally been placed(strong recommendation,highquality evidence).We suggest that when EMS systems have adopted minimally interrupted cardiac resuscitation,this strategy is a reasonable al

36、ternative to conventional CPR for witnessed interrupted cardiac resuscitation,this strategy is a reasonable alternative to conventional CPR for witnessed interrupted cardiac resuscitation,this strategy is a reasonable alternative to conventional CPR for witnessed interrupted cardiac resuscitation,th

37、is strategy is a reasonable alternative to conventional CPR for witnessed shockable OHCA.(weak recommendation,very-low-quality evidence)shockable OHCA.(weak recommendation,very-low-quality evidence)shockable OHCA.(weak recommendation,very-low-quality evidence)shockable OHCA.(weak recommendation,very

38、-low-quality evidence)建议建议建议建议EMSEMSEMSEMS(紧急医疗服务)提供者实施(紧急医疗服务)提供者实施(紧急医疗服务)提供者实施(紧急医疗服务)提供者实施30303030:2 2 2 2的的的的CPRCPRCPRCPR,或者,或者,或者,或者持续胸外按压伴正压通气,而不中断胸外按压,直至置入气管插管或声门上装置(强推荐,高质量证据)。当持续胸外按压伴正压通气,而不中断胸外按压,直至置入气管插管或声门上装置(强推荐,高质量证据)。当持续胸外按压伴正压通气,而不中断胸外按压,直至置入气管插管或声门上装置(强推荐,高质量证据)。当持续胸外按压伴正压通气,而不中断胸外

39、按压,直至置入气管插管或声门上装置(强推荐,高质量证据)。当EMSEMSEMSEMS采用不中断按压采用不中断按压采用不中断按压采用不中断按压(MICRMICRMICRMICR)时,在这种策略是常规)时,在这种策略是常规)时,在这种策略是常规)时,在这种策略是常规CPRCPRCPRCPR的合理替代。(弱推荐,极低质量证据)的合理替代。(弱推荐,极低质量证据)的合理替代。(弱推荐,极低质量证据)的合理替代。(弱推荐,极低质量证据)4.Whenever tracheal intubation or a supraglottic airway is achieved during in-hospita

40、l CPR,we suggest that 4.Whenever tracheal intubation or a supraglottic airway is achieved during in-hospital CPR,we suggest that 4.Whenever tracheal intubation or a supraglottic airway is achieved during in-hospital CPR,we suggest that 4.Whenever tracheal intubation or a supraglottic airway is achie

41、ved during in-hospital CPR,we suggest that providers perform continuous compressions with PPV delivered without pausing chest compressions.(weak providers perform continuous compressions with PPV delivered without pausing chest compressions.(weak providers perform continuous compressions with PPV de

42、livered without pausing chest compressions.(weak providers perform continuous compressions with PPV delivered without pausing chest compressions.(weak recommendation,very-low-quality evidence)recommendation,very-low-quality evidence)recommendation,very-low-quality evidence)recommendation,very-low-qu

43、ality evidence)在院内在院内在院内在院内CPRCPRCPRCPR期间,建立高级气道(气管插管或声门上气道)后,建议救护人员进行期间,建立高级气道(气管插管或声门上气道)后,建议救护人员进行期间,建立高级气道(气管插管或声门上气道)后,建议救护人员进行期间,建立高级气道(气管插管或声门上气道)后,建议救护人员进行正压通气并进行持续按压,避免中断胸外按压。(弱推荐,极低质量证据)正压通气并进行持续按压,避免中断胸外按压。(弱推荐,极低质量证据)正压通气并进行持续按压,避免中断胸外按压。(弱推荐,极低质量证据)正压通气并进行持续按压,避免中断胸外按压。(弱推荐,极低质量证据)5.We

44、suggest a CV ratio of 30:2 compared with any other CV ratio in patients with cardiac arrest.(weak 5.We suggest a CV ratio of 30:2 compared with any other CV ratio in patients with cardiac arrest.(weak 5.We suggest a CV ratio of 30:2 compared with any other CV ratio in patients with cardiac arrest.(w

45、eak 5.We suggest a CV ratio of 30:2 compared with any other CV ratio in patients with cardiac arrest.(weak recommendation,very-low-quality evidence)recommendation,very-low-quality evidence)recommendation,very-low-quality evidence)recommendation,very-low-quality evidence)对于心脏骤停患者,建议胸部按压对于心脏骤停患者,建议胸部按

46、压对于心脏骤停患者,建议胸部按压对于心脏骤停患者,建议胸部按压-通气(通气(通气(通气(CVCVCVCV)比为)比为)比为)比为30303030:2 2 2 2。(弱推荐,极低质量证。(弱推荐,极低质量证。(弱推荐,极低质量证。(弱推荐,极低质量证据)据)据)据)6.We suggest that bystanders provide CPR with ventilation for infants and children 18 years of age with 6.We suggest that bystanders provide CPR with ventilation for in

47、fants and children 18 years of age with 6.We suggest that bystanders provide CPR with ventilation for infants and children 18 years of age with 6.We suggest that bystanders provide CPR with ventilation for infants and children 18 years of age with OHCA.(weak recommendation,very-low-quality evidence)

48、.We continue to recommend that if bystanders cannot provide OHCA.(weak recommendation,very-low-quality evidence).We continue to recommend that if bystanders cannot provide OHCA.(weak recommendation,very-low-quality evidence).We continue to recommend that if bystanders cannot provide OHCA.(weak recom

49、mendation,very-low-quality evidence).We continue to recommend that if bystanders cannot provide rescue breaths as part of CPR for infants and children 18 years of age with OHCA,they should at least provide rescue breaths as part of CPR for infants and children 18 years of age with OHCA,they should a

50、t least provide rescue breaths as part of CPR for infants and children 18 years of age with OHCA,they should at least provide rescue breaths as part of CPR for infants and children 56cm。尽可能减尽可能减少胸外按少胸外按压的中断压的中断次数次数施施救救者者应应尽尽可可能能减减少少胸胸外外按按压压中中的的次次数数和和时时间间,尽尽可可能能增增加加每每一钟胸外按压的次数一钟胸外按压的次数按按压频率范率范围按按压深度不

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