常规显露喉返神经对复杂甲状腺手术患者的疗效及预防喉返神经损伤的影响研究
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- 43 -《中国医学创新》第15卷 第3期(总第429期)2018年1月 临床研究 LinchuangyanjiuMedical Innovation of China Vol.15, No.3 January,2018①广东省江门市新会中医院 广东 江门 529100通信作者:林永俭
常规显露喉返神经对复杂甲状腺手术患者的疗效及预防喉返神经损伤的影响研究
林永俭① 张德强① 覃兴尤① 【摘要】 目的:探讨复杂甲状腺手术中常规显露喉返神经的疗效及对喉返神经损伤的影响。方法:选
取在本院行甲状腺切除术的患者共40例,按照随机数字表法将患者分为对照组和观察组,每组20例。对照组实施常规全身麻醉及甲状腺手术,观察组在对照组基础上采取常规显露喉返神经。记录两组患者术中出血量、手术时间、术后(1、2、3 d)引流量及总引流量。比较两组术后恢复时间、平均住院时间及术后1 d疼痛程度,检测两组喉返神经损伤情况。结果:观察组患者术中出血量和手术时间分别为(11.01±1.26)mL、(56.67±6.03)min均明显少于对照组的(12.44±1.57)mL、(61.82±6.52)min(t=3.18、2.59,P<0.01)。观察组患者在术后1、2、3 d及总引流量均明显少于对照组同期(t=4.25、7.23、12.62、7.20,P<0.01)。观察组患者的术后恢复时间、疼痛评分分别为(8.17±0.86)d、(5.17±0.58)分均明显低于对照组的(9.05±1.12)d、(6.30±0.68)分(t=3.06、5.65,P<0.01)。两组住院时间比较差异无统计学意义(t=0.31,P>0.05)。观察组患者的暂时性和永久性喉后返神经损伤率分别为5%和0,均低于对照组的35%和30%( 字2=3.91、5.71,P<0.05)。结论:在复杂甲状腺手术中常规显露喉返神经可促进患者康复及保护喉返神经不受损伤。 【关键词】 显露; 喉返神经; 复杂甲状腺手术
Study on the Effects of Exposing the Recurrent Laryngeal Nerve on the Complex Thyroid Surgery and the Influence on Guard Against the Recurrent Laryngeal Nerve Injury/LIN Yongjian,ZHANG Deqiang,TAN Xingyou.//Medical Innovation of China,2018,15(03):043-046 【Abstract】 Objective:To investigate the effects of exposing the recurrent laryngeal nerve(RLN) during the complex thyroid surgery and the influence on guard against the RLN injury.Method:40 cases with the complex thyroid surgery in our hospital were randomly selected.They were divided into the control group and the observation group,according to table of random number,each group had 20 cases.The control group was given the complex thyroid surgery under general anesthesia,based on the control group,the RLN was exposed in the observation group.Intraoperative blood loss and operation time during operation,volume of drainage(1,2,3 d after operation) and total volume of drainage were recorded in both groups.Recovery time,average stay,and pain degree 1 d after operation were compared between two groups,the RLN injury was detected in two groups.Result:The intraoperative blood loss and operation time of the observation group were (11.01±1.26)mL and (56.67±6.03)min,less than (12.44±1.57)mL and(61.82±6.52)min of the control group(t=3.18,2.59,P<0.01).The volume of drainage(1,2,3 d after operation) and total volume of drainage average of the observation group were remarkably less than those of the control group(t=4.25,7.23,12.62,7.20,P<0.01).The recovery time and pain score of the observation group were (8.17±0.86)d and(5.17±0.58)scores,lower than (9.05±1.12)d and (6.30±0.68)scores of the control group(t=3.06,5.65,P<0.01),but there was no statistical significance for hospital stays in both groups(t=0.31,P>0.05).The temporary and permanent injury rate of the RLN of the observation group were 5% and 0,which were obviously lower than 35% and 30% of the control group( 字2=3.91,5.71,P<0.05).Conclusion:Exposing the RLN during the complex thyroid surgery can promote patients’ recovery and protect the RLN against injury. 【Key words】 Expose; Recurrent laryngeal nerve; Complex thyroid surgery- 44 -
临床研究 Linchuangyanjiu 《中国医学创新》第15卷 第3期(总第429期)2018年1月
Medical Innovation of China Vol.15, No.3 January,2018 复杂甲状腺手术是指甲状腺病灶巨大瘤体≥6 cm(最大直径)或病灶是内生型(CT测得瘤体后缘超过气管食管沟≥0.5 cm)或病灶粘连及侵犯气管食管或手术切除范围大的复杂手术[1]。甲状腺是人体最大的内分泌腺,周围神经、血管分布丰富,起到分泌甲状腺激素、调节机体代谢等功能,故进行复杂甲状腺手术中操作较为困难,易造成周围神经、血管及器官等损伤[2]。喉返神经紧贴于甲状腺侧叶的后方,行甲状腺手术时易致其损伤,喉返神经损伤是甲状腺次全切除术中最严重的并发症之一,导致声音嘶哑、饮水呛咳等并发症,甚者可出现呼吸困难、窒息、死亡[3]。喉返神经损伤也是甲状腺次全切除术中最常见并发症之一,据报道甲状腺切除术导致的喉返神经损伤率为0.3%~9.4%[4]。探寻降低甲状腺手术中喉返神经损伤发生率仍是当前临床面临的医学难题。文献[5]研究显示,在甲状腺手术中可经暴露喉返神经来减少该神经损伤,建议将其列为甲状腺手术的常规操作。然而,在复杂甲状腺手术中对患者给予常规显露喉返神经鲜见报道。本研究观察了复杂甲状腺手术中常规显露喉返神经在术中、术后的影响,尤其分析了其对喉返神经损伤的防止作用,现将结果报道如下。1 资料与方法1.1 一般资料 选取2015年6月-2017年2月于本院行甲状腺切除术的患者共40例,纳入标准:(1)符合复杂甲状腺手术指征;(2)年龄18~50岁,男女不限;(3)无心、肝、肾等脏器严重功能障碍;(4)患者自愿接受喉返神经常规显露,且签署知情同意书。排除标准:(1)妊娠或哺乳期女性;(2)精神病史者;(3)预计存活<3个月者;(4)病灶已侵犯喉返神经者;(5)并发严重糖尿病、高血压、凝血功能障碍者。按照随机数字表法将患者分为对照组和观察组,每组20例。该研究已经伦理学委员会批准。1.2 方法 (1)对照组:对患者实施常规全身麻醉,切开颈白线上至甲状腺软骨、下至胸骨上窝,完全暴露甲状腺;先游离上极及结扎甲状腺上血管,再分离外侧切断结扎存在的甲状腺中静脉;再游离甲状腺下极,结扎下静脉的分支,从甲状腺被膜中仔细分离甲状旁腺,注意保护血供;切断甲状腺峡部、甲状腺悬韧带,保留甲状腺背侧且行次全切,对喉返神经不进行解剖。(2)观察组:对患者实施常规全麻,与对照组相同方法暴露甲状腺和进行血管分离、结扎以及分离甲状旁腺;再将腺体掀向中线位置,在甲状腺下动脉至Berry韧带间探寻并显露喉返神经,然后沿其走行解剖至喉部,确认喉返神经后,在靠近腺体处将甲状腺下动脉结扎,将患侧腺叶及连接的峡部全切除,于甲状腺床局部放置一硅胶引流管,经伤口引出。1.3 观察指标与评价标准 (1)两组患者术中出血量、手术时间。(2)两组术后引流量:观察两组术后1、2、3 d引流量及总引流量。(3)两组术后恢复情况:记录两组术后恢复时间、平均住院时间,参照文献[6]疼痛视觉模拟评分(VAS)法评价术后1 d疼痛程度。(4)两组喉返神经损伤率比较,喉返神经损伤评价标准:喉返神经暂时损伤为术后患者出现声嘶、发音困难或经纤维喉镜检查证实为声带固定,随访半年声带位置和活动恢复正常;永久性喉返神经损伤为术后半年内声嘶症状持续存在或声带位置及活动未见恢复。1.4 统计学处理 用SPSS 19.0统计学软件分析本组治疗,计量资料用(x-±s)表示,比较采用t检验;计数资料以率(%)表示,比较采用 字2检验,P<0.05为差异有统计学意义。