Nasal cavity drug delivery testing device and testing method
The invention discloses a nasal cavity drug delivery testing device, which comprises a drug delivery device, a nasal cavity model and a breathing simulator; the drug delivery device is arranged at a nostril of the nasal cavity model; the breathing simulator is connected with the nasal cavity model o...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a nasal cavity drug delivery testing device, which comprises a drug delivery device, a nasal cavity model and a breathing simulator; the drug delivery device is arranged at a nostril of the nasal cavity model; the breathing simulator is connected with the nasal cavity model or the drug delivery device through a connecting pipe; when the breathing simulator is connected with the nasal cavity model through the connecting pipe, the breathing simulator is used for simulating different breathing states of a nasal cavity; and when the breathing simulator is connected with the drug delivery device through the connecting pipe, the breathing simulator is used for providing blowing airflow for the drug delivery device. According to the invention, the nasal cavity drug delivery testing device is used for simulating the process that different drug delivery devices deliver drugs to the nasal cavity when the nasal cavity is in different breathing states, and detecting the deposition amount of the dr |
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