Irrigation and aspiration device and method

摘要

An irrigation and aspiration system is disclosed. The system can be configured to aspirate and irrigate alone, sequentially or concurrently. The system can be configured to aspirate and irrigate the nasal cavity. The system can be manually controlled. The system can have removable and easily cleanable reservoirs for aspirant and irrigant.

主权项

1. A portable, handheld device for irrigating with an irrigant and aspirating biological tissue and/or secretions comprising:
a body; a head connected to the body; a nozzle in the bead, wherein the nozzle is configured to deliver the irrigant to outside of the head and receive an aspirant from outside of the head, wherein the head comprises an irrigant reservoir in direct fluid communication with the nozzle, and wherein the head comprises an aspirant reservoir in direct fluid communication with the nozzle, and a fluid control system comprising a first pump, wherein the fluid control system is configured to control an irrigation delivery pressure of the irrigant outside of the head., and wherein the fluid control system is configured to control an aspiration pressure into the head wherein the fluid control system further comprises an automatic pressure relief valve for the aspiration pressure, and wherein the aspiration pressure is from 80 mm Hg to 120 mm Hg.