v3.26.1
Cover Page
Jun. 04, 2026
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jun. 04, 2026
Entity Registrant Name PULMONX CORPORATION
Entity Incorporation, State or Country Code DE
Entity File Number 001-39562
Entity Tax Identification Number 77-0424412
Entity Address, Address Line One 700 Chesapeake Drive
Entity Address, City or Town Redwood City,
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94063
City Area Code 650
Local Phone Number 364-0400
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.001 par value
Trading Symbol LUNG
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Central Index Key 0001127537
Amendment Flag false