The nursing plastinated human body shows first, the superficial display of the head and neck: 1. The top of the skull shows the level of the scalp (5 layers); 2. The angle of the needle of the external jugular vein puncture, the adjacent relationship of the position and the external jugular vein, and needle-insertion layers. Deep display: 1. Needle injection site, angle, depth, and structural level of the bulbar conjunctiva; 2. Needle site and angle of maxillary sinus puncture. One side of the head and neck is opened: 1. shows the first stenosis of the three stenosis of the esophagus; 2. The demonstration of the gastroduodenal intubation from the nasal cavity through the nasopharynx into the esophagus; 3. The middle incision shows needle position, angle, depth and level of needle insertion of the cisterna magna puncture; 4. The middle part of the neck shows the location, level and adjacent relationship of the tracheotomy. Second, the trunk: 1. Show the needle position, angle, depth and adjacent relationship of block of brachial plexus on the clavicle. 2. The position, angle, depth and adjacent relationship of the subclavian vein puncture in the supraclavicular fossa. 3. Show the needle insertion position, angle, depth and the layer structure of deltoid injection. 4. Shows the puncture site, angle, depth and structure level of the puncture on the basis of the central Line of the clavicular (6-8) intercostal space and the central Line of the axilla (7-9) intercostal space. 5. Liver puncture site (8-10) intercostal space, angle, depth and structure level of the puncture. 6. Show the location, the depth and level of the needle of renal capsule closure. 7. Show the position of the stomach and duodenum and the movement of the stomach tube through the diaphragm. 8. Show the position of the processus xiphoideus and the puncture site and angle of the pericardium. Third, the abdomen: showing surgical incision of appendicitis, median surgical incision etc. Fourth, the pelvis: 1. The location, angle and depth of the bladder puncture. 2. The location, depth, and structural level of the catheter. 3. The position and depth of the rectal cannula. 4. The location of the puncture and needle penetration level of sacral canal. 5. Display the location, angle, depth of the gluteus maximus injection and the level of the needle. 6. Men and women can exchange on the same part of the body to show the location and angle of the female vaginal posterior puncture. 5. Limbs: 1. The elbow shows the blood collection point in the middle of the elbow. 2. The forearm shows the part of the skin test. 3. The back of the hand shows the part, the angle of the needle, and the hierarchical structure of hand vein injection. 4. Display the location, angle, depth and adjacency of the femoral artery and femoral vein puncture. 5. The ankle shows the dissected hierarchical structure of the great saphenous vein. 6. The back of the foot shows the location , the level and angle of the dorsal vein of the foot puncture. 7. Shows the movement of sciatic nerve.