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Inventories (Tables)
6 Months Ended
Jun. 30, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventories

Inventories consist of the following at:

 

 

 

June 30,
2022

 

 

December 31,
2021

 

Finished goods

 

$

453,840

 

 

$

176,082

 

Work in process

 

 

18,684

 

 

 

23,161

 

Rental units

 

 

62,531

 

 

 

62,531

 

Parts and subassemblies

 

 

772,457

 

 

 

584,996

 

 

 

 

1,307,512

 

 

 

846,770

 

Less: reserve for rental units

 

 

(46,576

)

 

 

(38,462

)

Inventories, net

 

$

1,260,936

 

 

$

808,308