三七是临床常用中药,热化切制三七饮片的具体方法为:取净三七与炒药的油砂(比例为1:6)同置锅内,用中火加热,每锅投入药料以0.5kg为宜,砂温控制在80～110℃,加热时用锅铲翻动。该法利用油砂作为传热介质,使三七在油砂中均匀受热,待软化适度即离火,趁热手工切片,一次切完,不要存留,以免砂温将三七逐渐焙干变硬。热化切片法具有下述优点:1.该方法操作简便,不受设备气候影响,阴雨天气仍可照常炮制,饮片经切制后,无需干燥处理,适宜基层卫生单位。2.工艺周期短。3.饮片外观致密,色泽鲜明,气香。4.饮片剖面大,与水煎煮,不会产生胶化现象。5.便于贮存保管,易于检查和控制质量标准,且同样方便调剂称量。 Panax notoginseng is a commonly used traditional Chinese medicine, and the specific method for heating and cutting Sanqi decoction pieces is to take the oil sands of Sanqi and Sanchao (1:6 ratio) in the same pot, heat them with medium heat, and put medicine into each pot. The material is 0.5kg, and the sand temperature is controlled at 80-110°C. When heated, it is turned with a spatula. The method uses oil sands as a heat transfer medium to make Panax notoginseng evenly heated in the oil sands. After softening, it can be removed from the fire by suitable means. When it is cut by hand, it must be cut at one time. Do not leave in order to prevent the sand temperature from gradually drying and hardening. . The heating slice method has the following advantages: 1. The method is simple and easy to operate and is not affected by the climate of the equipment. The rainy weather can still be concocted as usual. After the slice is cut, it does not need to be dried, and it is suitable for primary health units. 2. The process cycle is short. 3. Pieces of the appearance of compact, bright color, gas incense. 4. The section of the cut piece is large and boiled with water without gelation. 5. Easy to store and store, easy to check and control quality standards, and also easy to adjust weighing.