v3.7.0.1
Document And Entity Information - shares
3 Months Ended
Mar. 31, 2017
Apr. 30, 2017
Document And Entity Information [Abstract]    
Entity Registrant Name Pulse Biosciences, Inc.  
Entity Filer Category Smaller Reporting Company  
Entity Central Index Key 0001625101  
Trading Symbol plse  
Amendment Flag false  
Document Type 10-Q  
Document Fiscal Period Focus Q1  
Document Period End Date Mar. 31, 2017  
Document Fiscal Year Focus 2017  
Current Fiscal Year End Date --12-31  
Entity Common Stock, Shares Outstanding   14,175,299