Indications and contraindications of thoracentesis needle

(1) Inflammation, tumor and trauma at the puncture site.

(2) Severe bleeding tendency, spontaneous pneumothorax, severe cataracts, severe tuberculosis, emphysema, etc. (1) Patients with coagulation defects, hemorrhagic diseases and taking anticoagulant drugs should be treated before the operation.

(2) the anesthesia of the chest piercing site should be sufficient to prevent the occurrence of pleural shock.

(3) Puncture should be close to the upper edge of the ribs into the needle, so as not to hurt the intercostal blood vessels and nerves. And should make the needle, latex tube or three-way switch, needle barrel and so on keep airtight, so as not to cause pneumothorax into the chest air.

(4) Puncture should be careful, technique should be skilled, disinfection should be strict, so as not to cause new infection, pneumothorax, hemothorax or accidental injury of blood vessels, heart, liver and spleen.

(5) Cough should be avoided during the puncture process. And should always observe the patient's changes. Stop the puncture immediately if you have paleness, sweating, dizziness, palpitation, or a weak pulse. And let the patient supine, when necessary to oxygen inhalation, subcutaneous injection of epinephrine or sodium benzoate caffeine. Another according to the condition to do the corresponding treatment.

(6) Liquid extraction must be slow, if a large amount of liquid extraction is required for treatment, a three-way switch should be connected after the puncture needle, and the discharge of liquid should not be too much. If necessary, the suction can be divided. The first suction volume is not more than 600ml, and the subsequent suction volume is generally about 1000ml.

(7) If bloody fluid is withdrawn, it should be stopped immediately.

(8) When drugs must be injected into the chest cavity, connect the prepared syringe containing the liquid after drawing the liquid, mix a little of the extract fluid with the liquid and inject it again to ensure injection into the chest cavity

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