CN111920888A - 一种医用冷敷贴及其制备方法 - Google Patents
一种医用冷敷贴及其制备方法 Download PDFInfo
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Abstract
本发明公开了一种医用冷敷贴,包括背衬层、凝胶层、防粘层,其中,所述凝胶层是由各种中药为原料制得;本发明主要由南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷为原料,活性成分相辅相成,具有积极的协同作用,具有化湿运脾、温中止泻、温阳理气、驱寒祛湿、止痛消炎等作用起冷敷理疗和物理屏障保护作用的医用冷敷贴使用方便、贴敷服帖、生物相容性好,无刺激,无致敏;本发明的制备方法简单易行,成本低廉制备方法简单,条件可控,工艺稳定,便于推广应用,安全、无副作用。
Description
技术领域
本发明涉及一种冷敷贴,具体的说,尤其涉及一种医用冷敷贴及其制备方法。
背景技术
冷敷是一种较为经济的通过物理降温进行的冷敷疗法。传统的冷敷方法主要是使用冰水、冰块、酒精等,但是这些方法冷敷时间短,用量较大,冷敷效果不均匀,容易造成局部冻伤,携带和保存不方便。目前市场上出现了一种冷敷贴,冷敷贴可使局部毛细血管收缩,减轻局部充血,可使神经末梢的敏感性降低而减轻疼痛,降温退热,可减少局部血流,防止炎症和化脓扩散。但是市场上现有的冷敷贴存在降温效果不理想,持续降温时间短,凉血化瘀效果不明显,且长时间使用对皮肤有伤害,容易造成皮肤干燥等缺点。
发明内容
为了达到上述目的,本发明采用的技术方案为,本发明提供一种医用冷敷贴,包括背衬层、凝胶层、防粘层,其中,所述凝胶层是由各种中药为原料制得,包括以下重量份的原料卡波姆、聚丙烯酸钠、甘油、丁香挥发油、纯化水、南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷。
优选的,所述凝胶层是由各种中药为原料制得,各原料以质量份计,卡波姆30-40份、聚丙烯酸钠15-25份、甘油5-15份、丁香挥发油45-65份、纯化水200-250份、南星5-15份、半夏2-4份、党参5-15份、细辛2-4份、枳壳35-55份、草乌2-6份、没药3-5份、羌活25-35份、杜仲10-20份、乳香15-20份、连翘10-20份、乌蛇15-25份、甘草10-20份、元胡5-15份、远志5-15份、当归5-15份、肉桂15-25份、三七3-5份、马钱子4-6份、藏红花6-8份、岗松7-9份、白芷2-6份。
优选的,所述所述凝胶层是由各种中药为原料制得,各原料以质量份计,卡波姆35份、聚丙烯酸钠20份、甘油10份、丁香挥发油55份、纯化水225份、南星10份、半夏3份、党参10份、细辛3份、枳壳45份、草乌4份、没药4份、羌活30份、杜仲15份、乳香17份、连翘15份、乌蛇20份、甘草15份、元胡10份、远志10份、当归10份、肉桂20份、三七4份、马钱子5份、藏红花7份、岗松8份、白芷4份。
所述的一种医用冷敷贴的制备方法,其中,包括如下步骤,首先,包括如下步骤:
步骤一:按照凝胶层各原料的配比准确称取各原料后,备用;
步骤二:按照配方,分别将所述南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷各味药材筛选、破碎、研磨成细末,然后搅拌混合并过40-60目筛,得到中药混合粉末,备用;
步骤三:将卡波姆、聚丙烯酸钠加入到等质量份的纯化水中,在常温条件下浸泡溶胀30-45min,然后以80-110r/min的搅拌速率搅拌10-40min,搅拌混匀后,得到溶液A,备用;
步骤四:将甘油、丁香挥发油加入到剩余纯化水中,常温条件下以80-120r/min的搅拌速率搅拌20-40min后,得到溶液B备用;
步骤五:先将上述制得的中药混合粉末、溶液A和溶液B进行混合,然后在常温条件下以160-220/min的搅拌速率搅拌30-50min,搅拌混匀后,得到凝胶;
步骤六:将凝胶均匀涂布于背衬层上,压上覆盖层,经裁剪、固化、包装即得跌打损伤医用冷敷贴成品。
其中,所述卡波也称卡波姆(carbomer),是以季戊四醇等与丙烯酸交联得到的丙烯酸交联树脂,是一类非常重要的流变调节剂,中和后的卡波是优秀的凝胶基质,有增稠、悬浮等重要用途,工艺简单,稳定性好,广泛应用于乳液、膏霜、凝胶中。
其中,所述聚丙烯酸钠是一种新型功能高分子材料和重要化工产品,固态产品为白色(或浅黄色)块状或粉末,液态产品为无色(或淡黄色)粘稠液体。由丙烯酸及其酯类为原料,经水溶液聚合而得。无味,溶于氢氧化钠水溶液,在氢氧化钙、氢氧化镁等水溶液中发生沉淀。常被用作水处理剂、盐水精制及胶乳增稠,也可用作食品增粘、乳化。
其中,甘油是一种无色、无臭、有甜味、澄明的浓稠液体,在化学上名称为“丙三醇”。甘油通常是从油脂中提炼制成的。甘油具有很强的吸湿性,纯净的甘油能吸收40%的水分,所以搽在皮肤上能形成一层薄膜,有隔绝空气和防止水分蒸发的作用,还能吸收空气中的水分。所以,冬季人们常用甘油搽于手和面部等暴露在空气中的皮肤表面,能够使皮肤保持柔软,富有弹性,不受尘埃、气候等损害而干燥,起到防止皮肤冻伤的的作用。
其中,所述丁香挥发油具有药香、木香、辛香和丁香酚特征性香气,广泛用于调配日用、食用、酒用、烟用香精;也用于单离丁香酚和合成其他香料。
其中,南星具有散风、祛痰、镇惊、止痛的功效,可治中风麻痹,手足痉挛,头痛眩晕,惊风痰盛等病症。但直接从植物上摘取的种子和地下球茎不可服用,误服严重者会导致死亡。
其中,所述半夏,中药名。为天南星科植物半夏Pinellia ternata(Thunb.)Breit.的干燥块茎。夏、秋二季采挖,洗净,除去外皮和须根,晒干。东北、华北以及长江流域诸地均有分布。具有燥湿化痰,降逆止呕,消痞散结的功效。用于湿痰寒痰,咳喘痰多,痰饮眩悸,风痰眩晕,痰厥头痛,呕吐反胃,胸脘痞闷,梅核气;外治痈肿痰核。
其中,所述党参味甘,性平。有补中益气、止渴、健脾益肺,养血生津。用于脾肺气虚,食少倦怠,咳嗽虚喘,气血不足,面色萎黄,心悸气短,津伤口渴,内热消渴。[1]懒言短气、四肢无力、食欲不佳、气虚、气津两虚、气血双亏以及血虚萎黄等症。但表证未解而中满邪实的不能用。该品功效与人参相似,惟药力薄弱。治一般虚证,可代替人参使用;虚脱重证,则仍用人参为宜。秋季采挖,洗净,晒干。
其中,所述细辛,中药名。又名:华细辛、小辛、少辛、盆草细辛等,属马兜铃目,马兜铃科多年生草本;根状茎直立或横走,有多条须根;叶通常2枚,叶片心形或卵状心形,花紫黑色;花梗长2~100px;花被裂片三角状卵形,果近球状,直径约37.5px,棕黄色。花期4~5月。有祛风,散寒,行水,开窍等功效。常用于风冷头痛,鼻渊,齿痛,痰饮咳逆,风湿痹痛等。细辛既能外散风寒,又能内祛阴寒,同时止痛、镇咳功效较佳。
其中,所述枳壳,中药名。为芸香科植物酸橙Citrus aurantium L.及其栽培变种的干燥未成熟果实。7月果皮尚绿时采收,自中部横切为两半,晒干或低温干燥。具有理气宽中,行滞消胀之功效。常用于胸胁气滞,胀满疼痛,食积不化,痰饮内停,脏器下垂。
其中,所述草乌性:热,辛、苦;归心、肝、肾、脾经;大毒;功能主治:祛风除湿,温经止痛。用于风寒湿痹,关节疼痛,心腹冷痛,寒疝作痛,麻醉止痛。
其中,所述没药性味归经:平,苦、辛;归心、肝、脾经;功能主治:活血止痛,消肿生肌。用于外伤科跌打损伤,疮疡痈肿,瘀血阻滞诸痛证。
其中,所述羌活性味归经:温,辛、苦;归膀胱、肾经;功能主治:散寒,祛风,除湿,止痛。用于风寒感冒头痛,风湿痹痛,肩背酸痛。
其中,所述杜仲性味归经:温,甘;归肝、肾经;功能主治:补肝肾,强筋骨,安胎。用于肾虚腰痛,筋骨无力,妊娠漏血,胎动不安;高血压。
其中,所述乳香活血行气止痛,消肿生肌。用于外伤科跌打损伤,疮疡痈肿,瘀血阻滞诸痛证。
其中,所述连翘清热,解毒,散结,消肿。治温热,丹毒,斑疹,痈疡肿毒,瘰疬,小便淋闭。
其中,所述乌蛇祛风湿,通经络。治风湿顽痹,肌肤不仁,骨、关节结核,风疹疥癣,麻风,破伤风,小儿麻痹症。
其中,所述甘草功能主治:补脾益气,清热解毒,祛痰止咳,缓急止痛,调和诸药。用于脾胃虚弱,倦怠乏力,心悸气短,咳嗽痰多,脘腹、四肢挛急疼痛,痈肿疮毒,缓解药物毒性、烈性。
其中,所述肉桂补元阳,暖脾胃,除积冷,通血脉。主治腹痛泄泻,命门火衰,肢冷脉微,亡阳虚脱,寒疝奔豚,腰膝冷痛,经闭症瘕,阴疽,流注,及虚阳浮越,上热下寒。
其中,所述三七功能主治:散瘀止血,消肿定痛。用于咯血,吐血,衄血,便血,崩漏,外伤出血,胸腹刺痛,跌扑肿痛。
其中,所述马钱子主要用于跌打损伤,骨折肿痛,风湿顽痹,麻木瘫痪,痈疽疮毒,咽喉肿痛。
其中,所述藏红花藏红花,中药材名。本品为鸢尾科植物番红花花柱的上部及柱头。9~10月选晴天早晨采收花朵,摘下柱头,烘干,即为干红花。若再加工,使油润光亮,则为湿红花。以干红花品质较佳。置阴凉干燥处,密闭保存。功能主治为:活血化瘀,散郁开结。治忧思郁结,胸膈痞闷,吐血,伤寒发狂,惊怖恍惚,妇女经闭,产后瘀血腹痛,跌扑肿痛。①《饮膳正要》:主心忧郁积,气闷不散,久食令人心喜。②《品汇精要》:主散郁调血,宽胸膈,开胃进饮食,久服滋下元,悦颜色,及治伤寒发狂。③《纲目》:活血,又治惊悸。
其中,所述岗松,中药名。为桃金娘科植物岗松Baeckea frutescens L.的枝叶。分布江西、福建、广东、海南、广西等地。具有化瘀止痛,清热解毒,利尿通淋,杀虫止瘁之功效,用于跌打瘀肿,肝硬化,热泻,热淋,小便不利,阴痒,脚气,湿疹,皮肤瘙痒,疥癣,水火烫伤,虫蛇咬伤。
其中,所述白芷,中药名。为多年生高大草本,高1-2.5米,根圆柱形,茎基部径2-5厘米,基生叶一回羽状分裂,复伞形花序顶生或侧生,果实长圆形至卵圆形。主要变种有杭白芷、祁白芷、白芷(原变种)、台湾独活。以根入药,有祛病除湿、排脓生肌、活血止痛等功能。主治风寒感冒、头痛、鼻炎、牙痛。赤白带下、痛疖肿毒等症,亦可作香料。北方的一些省区有栽培,多自产自销,少数调省外。一般生于林下、林缘、溪旁、灌丛和山谷草地。
有益效果:与现有技术相比,本发明的优点和积极效果在于,本发明选择卡波姆为载体基质材料,卡波姆为水溶性基质对皮肤有较好的亲和力,无刺激性、无致敏性,可反复揭扯和贴敷,不污染衣;本发明主要由南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷为原料,活性成分相辅相成,具有积极的协同作用,具有化湿运脾、温中止泻、温阳理气、驱寒祛湿、止痛消炎等作用起冷敷理疗和物理屏障保护作用的医用冷敷贴使用方便、贴敷服帖、生物相容性好,无刺激,无致敏;本发明的制备方法简单易行,成本低廉制备方法简单,条件可控,工艺稳定,便于推广应用,安全、无副作用。
具体实施方式
下面结合具体实施方式对本专利的技术方案作进一步详细地说明。
实施例
为了能够更清楚地理解本发明的上述目的、特征和优点,下面结合实施例对本发明做进一步说明。需要说明的是,在不冲突的情况下,本申请的实施例及实施例中的特征可以相互组合。
在下面的描述中阐述了很多具体细节以便于充分理解本发明,但是,本发明还可以采用不同于在此描述的其他方式来实施,因此,本发明并不限于下面公开说明书的具体实施例的限制。
实施例2
本方案提供了一种医用冷敷贴,包括背衬层、凝胶层、防粘层,其中,所述凝胶层是由各种中药为原料制得,包括以下重量份的原料卡波姆、聚丙烯酸钠、甘油、丁香挥发油、纯化水、南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷。
具体的说,所述所述凝胶层是由各种中药为原料制得,各原料以质量份计,卡波姆35份、聚丙烯酸钠20份、甘油10份、丁香挥发油55份、纯化水225份、南星10份、半夏3份、党参10份、细辛3份、枳壳45份、草乌4份、没药4份、羌活30份、杜仲15份、乳香17份、连翘15份、乌蛇20份、甘草15份、元胡10份、远志10份、当归10份、肉桂20份、三七4份、马钱子5份、藏红花7份、岗松8份、白芷4份。
具体的说,所述的一种医用冷敷贴的制备方法,其中,包括如下步骤,首先,包括如下步骤:
步骤一:按照凝胶层各原料的配比准确称取各原料后,备用;
步骤二:按照配方,分别将所述南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷各味药材筛选、破碎、研磨成细末,然后搅拌混合并过40-60目筛,得到中药混合粉末,备用;
步骤三:将卡波姆、聚丙烯酸钠加入到等质量份的纯化水中,在常温条件下浸泡溶胀30-45min,然后以80-110r/min的搅拌速率搅拌10-40min,搅拌混匀后,得到溶液A,备用;
步骤四:将甘油、丁香挥发油加入到剩余纯化水中,常温条件下以80-120r/min的搅拌速率搅拌20-40min后,得到溶液B备用;
步骤五:先将上述制得的中药混合粉末、溶液A和溶液B进行混合,然后在常温条件下以160-220/min的搅拌速率搅拌30-50min,搅拌混匀后,得到凝胶;
步骤六:将凝胶均匀涂布于背衬层上,压上覆盖层,经裁剪、固化、包装即得跌打损伤医用冷敷贴成品。
实施例2
本方案提供了一种医用冷敷贴,包括背衬层、凝胶层、防粘层,其中,所述凝胶层是由各种中药为原料制得,包括以下重量份的原料卡波姆、聚丙烯酸钠、甘油、丁香挥发油、纯化水、南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷。
具体的说,所述所述凝胶层是由各种中药为原料制得,各原料以质量份计,卡波姆30份、聚丙烯酸钠15份、甘油5份、丁香挥发油45份、纯化水200份、南星5份、半夏2份、党参5份、细辛2份、枳壳35份、草乌2份、没药3份、羌活25份、杜仲10份、乳香15份、连翘10份、乌蛇15份、甘草10份、元胡5份、远志5份、当归5份、肉桂15份、三七3份、马钱子4份、藏红花6份、岗松7份、白芷2份。
具体的说,所述的一种医用冷敷贴的制备方法,其中,包括如下步骤,首先,包括如下步骤:
步骤一:按照凝胶层各原料的配比准确称取各原料后,备用;
步骤二:按照配方,分别将所述南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷各味药材筛选、破碎、研磨成细末,然后搅拌混合并过40-60目筛,得到中药混合粉末,备用;
步骤三:将卡波姆、聚丙烯酸钠加入到等质量份的纯化水中,在常温条件下浸泡溶胀30-45min,然后以80-110r/min的搅拌速率搅拌10-40min,搅拌混匀后,得到溶液A,备用;
步骤四:将甘油、丁香挥发油加入到剩余纯化水中,常温条件下以80-120r/min的搅拌速率搅拌20-40min后,得到溶液B备用;
步骤五:先将上述制得的中药混合粉末、溶液A和溶液B进行混合,然后在常温条件下以160-220/min的搅拌速率搅拌30-50min,搅拌混匀后,得到凝胶;
步骤六:将凝胶均匀涂布于背衬层上,压上覆盖层,经裁剪、固化、包装即得跌打损伤医用冷敷贴成品。
实施例3
本方案提供了一种医用冷敷贴,包括背衬层、凝胶层、防粘层,其中,所述凝胶层是由各种中药为原料制得,包括以下重量份的原料卡波姆、聚丙烯酸钠、甘油、丁香挥发油、纯化水、南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷。
具体的说,所述所述凝胶层是由各种中药为原料制得,各原料以质量份计,卡波姆40份、聚丙烯酸钠25份、甘油15份、丁香挥发油65份、纯化水250份、南星15份、半夏4份、党参15份、细辛4份、枳壳55份、草乌6份、没药5份、羌活35份、杜仲20份、乳香20份、连翘20份、乌蛇25份、甘草20份、元胡15份、远志15份、当归15份、肉桂25份、三七5份、马钱子6份、藏红花8份、岗松9份、白芷6份。
具体的说,所述的一种医用冷敷贴的制备方法,其中,包括如下步骤,首先,包括如下步骤:
步骤一:按照凝胶层各原料的配比准确称取各原料后,备用;
步骤二:按照配方,分别将所述南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷各味药材筛选、破碎、研磨成细末,然后搅拌混合并过40-60目筛,得到中药混合粉末,备用;
步骤三:将卡波姆、聚丙烯酸钠加入到等质量份的纯化水中,在常温条件下浸泡溶胀30-45min,然后以80-110r/min的搅拌速率搅拌10-40min,搅拌混匀后,得到溶液A,备用;
步骤四:将甘油、丁香挥发油加入到剩余纯化水中,常温条件下以80-120r/min的搅拌速率搅拌20-40min后,得到溶液B备用;
步骤五:先将上述制得的中药混合粉末、溶液A和溶液B进行混合,然后在常温条件下以160-220/min的搅拌速率搅拌30-50min,搅拌混匀后,得到凝胶;
步骤六:将凝胶均匀涂布于背衬层上,压上覆盖层,经裁剪、固化、包装即得跌打损伤医用冷敷贴成品。
本发明选择卡波姆为载体基质材料,卡波姆为水溶性基质对皮肤有较好的亲和力,无刺激性、无致敏性,可反复揭扯和贴敷,不污染衣;本发明主要由南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷为原料,活性成分相辅相成,具有积极的协同作用,具有化湿运脾、温中止泻、温阳理气、驱寒祛湿、止痛消炎等作用起冷敷理疗和物理屏障保护作用的医用冷敷贴使用方便、贴敷服帖、生物相容性好,无刺激,无致敏;本发明的制备方法简单易行,成本低廉制备方法简单,条件可控,工艺稳定,便于推广应用,安全、无副作用。
以上所述,仅是本发明的较佳实施例而已,并非是对本发明作其它形式的限制,任何熟悉本专业的技术人员可能利用上述揭示的技术内容加以变更或改型为等同变化的等效实施例应用于其它领域,但是凡是未脱离本发明技术方案内容,依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与改型,仍属于本发明技术方案的保护范围。
Claims (4)
1.一种医用冷敷贴,包括背衬层、凝胶层、防粘层,其特征在于,所述凝胶层是由各种中药为原料制得,包括以下重量份的原料卡波姆、聚丙烯酸钠、甘油、丁香挥发油、纯化水、南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷。
2.根据权利要求1所述的一种医用冷敷贴,其特征在于,所述凝胶层是由各种中药为原料制得,各原料以质量份计,卡波姆30-40份、聚丙烯酸钠15-25份、甘油5-15份、丁香挥发油45-65份、纯化水200-250份、南星5-15份、半夏2-4份、党参5-15份、细辛2-4份、枳壳35-55份、草乌2-6份、没药3-5份、羌活25-35份、杜仲10-20份、乳香15-20份、连翘10-20份、乌蛇15-25份、甘草10-20份、元胡5-15份、远志5-15份、当归5-15份、肉桂15-25份、三七3-5份、马钱子4-6份、藏红花6-8份、岗松7-9份、白芷2-6份。
3.根据权利要求2所述的一种医用冷敷贴,其特征在于,所述凝胶层是由各种中药为原料制得,各原料以质量份计,卡波姆35份、聚丙烯酸钠20份、甘油10份、丁香挥发油55份、纯化水225份、南星10份、半夏3份、党参10份、细辛3份、枳壳45份、草乌4份、没药4份、羌活30份、杜仲15份、乳香17份、连翘15份、乌蛇20份、甘草15份、元胡10份、远志10份、当归10份、肉桂20份、三七4份、马钱子5份、藏红花7份、岗松8份、白芷4份。
4.一种如权利要求1所述的一种医用冷敷贴的制备方法,其特征在于,包括如下步骤:
步骤一:按照凝胶层各原料的配比准确称取各原料后,备用;
步骤二:按照配方,分别将所述南星、半夏、党参、细辛、枳壳、草乌、没药、羌活、杜仲、乳香、连翘、乌蛇、甘草、元胡、远志、当归、肉桂、三七、马钱子、藏红花、岗松、白芷各味药材筛选、破碎、研磨成细末,然后搅拌混合并过40-60目筛,得到中药混合粉末,备用;
步骤三:将卡波姆、聚丙烯酸钠加入到等质量份的纯化水中,在常温条件下浸泡溶胀30-45min,然后以80-110r/min的搅拌速率搅拌10-40min,搅拌混匀后,得到溶液A,备用;
步骤四:将甘油、丁香挥发油加入到剩余纯化水中,常温条件下以80-120r/min的搅拌速率搅拌20-40min后,得到溶液B备用;
步骤五:先将上述制得的中药混合粉末、溶液A和溶液B进行混合,然后在常温条件下以160-220/min的搅拌速率搅拌30-50min,搅拌混匀后,得到凝胶;
步骤六:将凝胶均匀涂布于背衬层上,压上覆盖层,经裁剪、固化、包装即得跌打损伤医用冷敷贴成品。
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