US 11,478,575 B1 | Removal device for removing obstruction in respiratory tract and connector

US 11,478,575 B1

Removal device for removing obstruction in respiratory tract and connector

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US 11,478,575 B1

Removal device for removing obstruction in respiratory tract and connector

Tech Center:

3700 Mechanical Engineering, Manufacturing and Medical Devices/Processes

Examiner:

Justine R Yu

Art Unit:

3785 Body Treatment, Kinestherapy, and Exercising

Agent:

Inventors:

Ligui He

Assignee:

Priority:

08/03/21

Filed:

08/03/21

Granted:

10/25/22

Expiration:

08/03/41