1、 术中低体温预防郑 凯 龙This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 mic
2、rocontroller and DS18B20 temperature sensor.您这样躺着会冷吗 ?This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core
3、 components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.术中低体温发生率 50-70% 32-34 持续 4小时以上死亡率 40%降至 32 以下死亡率 100% This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using
4、single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.一、 名词术语二、 导致低体温的原因三、 低体温对机体的影响四、 注意事项五、总结This paper mainly introduces the design of an intelligent temperature control system whic
5、h realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.名词术语 低体温（ hypothermia）指核心体温小于 36.0 即定义为低体温。分三级：轻度 34 - 36
6、中度 32 - 34 重度 32 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51
7、 microcontroller and DS18B20 temperature sensor.名词术语 体核温度（ core temperature）指人体内部 胸腹腔和中枢神经的温度，因受到神经、内分泌系统的精细调节，通常比较稳定。一般不超过 370.5 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bu
8、s digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.名词术语 室温（ indoor temperature）指手术间的直接环境温度，通常在 2125 。This paper mainly introduces the design of an intelligent temperature control system whic
9、h realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.名词术语 强制空气加热（ forced-air warming）指利用对流加热学方法，用可控的方式将暖流空气分配到患
10、者肌肤，如充气式加温仪，是一项常见的皮肤表面加温方法。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system a
11、re AT89C51 microcontroller and DS18B20 temperature sensor.导致低体温的原因 自身因素：1.紧张、害怕、恐惧2.禁饮、禁食3.自身体质差：新生儿、婴儿、严重创伤、大面积烧伤、虚弱、老年患者等为发生低体温的高危人群。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using sing
12、le bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.导致低体温的原因 环境因素 ： 1.层流设备的应用2.室温调节过低This paper mainly introduces the design of an intelligent temperature control system which realizes t
13、he function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.导致低体温的原因 麻醉因素： 1.体温调节中枢受抑制2.肌肉运动、肌张力减退 3.血管扩张This paper mainly introdu
14、ces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature s
15、ensor.导致低体温的原因 手术操作导致的固有热量流失：长时间手术，使病人体腔与冷环境接触时间延长，机体辐射散热增加。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. Th
16、e core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.导致低体温的原因 “ 冷稀释 ” 作用：1、静脉输注未加温的液体、血制品。2、手术中使用未加温的冲洗液。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by us
17、ing single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.导致低体温的原因 医护人员保暖意识淡薄 ：1.室温调节过低 2.保暖措施欠缺This paper mainly introduces the design of an intelligent temperature control system whi
18、ch realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.低体温对机体的影响 免疫系统手术部位感染风险：降低机体免疫功能，引起外周血管收缩致血流量减少，从而增加外科手术部位
19、感染的风险，导致住院时间延长。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 m
20、icrocontroller and DS18B20 temperature sensor.低体温对机体的影响 中枢神经系统降低中枢神经系统的氧耗和氧需，减少脑血流量，降低颅内压，核心温度在33 以上不影响脑功能， 28 以下意识丧失。 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital t
21、emperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.低体温对机体的影响 心血管系统如室性心律失常、房室传导阻滞、血压下降，严重时可引起室颤、心搏骤停等。 This paper mainly introduces the design of an intelligent temperature control system which realizes
22、 the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.低体温对机体的影响 血液系统凝血功能障碍、血栓形成This paper mainly introduces the design of
23、an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.低体温对机体的影响 内分
24、泌系统：抑制胰岛素分泌，甲状腺素和促甲状腺素分泌增加，肾上腺素、多巴胺等儿茶酚胺水平随低温而增加，麻醉中易发生高血糖。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The
25、 core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.低体温对机体的影响 改变药物代谢周期：增加肌肉松弛药的作用时间，延长麻醉后苏醒时间。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single
26、bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.低体温对机体的影响 对于创伤患者，低体温与死亡发生率的升高相关。This paper mainly introduces the design of an intelligent temperature control system which realizes the f
27、unction of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.低体温对机体的影响 其他：低体温可使肾血流量下降， ph升高以及呼吸减慢等。This paper mainly introduces the des
28、ign of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.预防措施
29、设定适宜的环境温度：应维持在 21-25度。根据手术不同时段及时调节温度。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of th
30、e system are AT89C51 microcontroller and DS18B20 temperature sensor.预防措施 注意覆盖，尽可能减少皮肤暴露 。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and
31、single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.预防措施 使用加温设备，可采用充气式加温仪等加温设备。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control b
32、y using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.预防措施 用于静脉输注及体腔冲洗的液体宜给予加温至 37度。This paper mainly introduces the design of an intelligent temperature control system which r
33、ealizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.预防措施 高危患者（婴儿、新生儿、严重创伤、大面积烧伤患者等）除采取上述保温措施外还需要额外预防措施防止计划外低体温，如可
34、在手术开始前适当调高室温，设定个性化的室温 。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are A
35、T89C51 microcontroller and DS18B20 temperature sensor.注意事项 应采用综合保温措施。 在使用加温冲洗液前需再次确认温度。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and si
36、ngle chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.注意事项 应使用安全的加温设备，并按照生产商的书面说明书进行操作，尽量减少对患者造成可能的损伤。 装有加温后液体的静脉输液袋或灌洗瓶不应用于患者皮肤取暖。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.注意事项 使用加温毯时，软管末端空气温度极高，容易造成患者热损伤。不能在没有加温毯的情况下直接加温或使用中的软管与加温毯分离。
