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Dr Atul Kumar and Dr Alka Kumar are inventors to many technologies related to hysteroscopic surgery. Multiple patents have been filed related to these technologies. A list of the invented technologies is as follows:

 
1   System for distending body tissue cavities by continuous flow irrigation
    Inventor: KUMAR ATUL (IN); KUMAR ALKA (IN)  Applicant: 
    EC: A61M3/02D8C IPC: A61M1/00; A61M3/02; A61M1/00 (+1)
    Publication info: US2007021713 - 2007-01-25
2   EFFICIENT CONTINUOUS FLOW IRRIGATION SYSTEM
    Inventor: KUMAR ALKA (IN); KUMAR ATUL (IN)  Applicant: 
    EC: A61B1/015; A61M1/00K; (+1) IPC: A61B1/015; A61B1/012
    Publication info: US2008091061 - 2008-04-17
3   SYSTEM FOR EVACUATING DETACHED TISSUE IN CONTINUOUS FLOW IRRIGATION ENDOSCOPIC PROCEDURES  
    Inventor: KUMAR ALKA (IN); KUMAR ATUL (IN)  Applicant: 
    EC: A61B1/015; A61M1/00H2; (+3) IPC: A61B1/00; A61B1/12; A61B1/00 (+1)
    Publication info: US2008091071 - 2008-04-17
4   EFFICIENT CONTINUOUS FLOW IRRIGATION ENDOSCOPE  
    Inventor: KUMAR ALKA (IN); KUMAR ATUL (IN)  Applicant: 
    EC: A61B1/012 IPC: A61B1/12; A61B1/12
    Publication info: US2008091074 - 2008-04-17
5   SURGICAL ASPIRATION SYSTEM AND METHOD OF SURGICAL ASPIRATION  
    Inventor: KUMAR ALKA (IN); KUMAR ATUL (IN)  Applicant: 
    EC: A61M1/00H2 IPC: A61M1/00; A61M1/00
    Publication info: US2008051708 - 2008-02-28
6   A SYSTEM OF DAMPENING PRESSURE PULSATIONS CAUSED BY A POSITIVE DISPLACEMENT PUMP IN ENDOSCOPIC SURGERY  
    Inventor: KUMAR ATUL (IN); KUMAR ALKA (IN)  Applicant: KUMAR ATUL (IN); KUMAR ALKA (IN)
    EC: A61M3/02D8B IPC: A61B1/12; A61M1/00; A61B1/12 (+1)
    Publication info: EP1827201 - 2007-09-05
7   METHOD AND SYSTEM FOR MINIMIZING LEAKAGE OF A DISTENDING MEDIUM DURING ENDOSCOPIC SURGICAL PROCEDURES  
    Inventor: KUMAR ALKA (IN)  Applicant: KUMAR ATUL (IN)
    EC: A61B17/34G4; A61B17/34G4A; (+1) IPC: A61B17/34; A61B17/34
    Publication info: EP1824397 - 2007-08-29
8   AN ELECTROMAGNETICALLY CONTROLLED TISSUE CAVITY DISTENDING SYSTEM  
    Inventor: KUMAR ATUL (IN); KUMAR ALKA (IN)  Applicant: KUMAR ATUL (IN)
    EC: A61M31/00; A61M1/00K; (+2) IPC: C23F11/00; C23F11/00
    Publication info: EP1784526 - 2007-05-16
9   A LOW TURBULENCE FLUID MANAGEMENT SYSTEM FOR ENDOSCOPIC PROCEDURES  
    Inventor: KUMAR ATUL (IN); KUMAR ALKA (IN)  Applicant: KUMAR ATUL (IN); KUMAR ALKA (IN)
    EC: A61B1/015; A61M1/00K; (+2) IPC: A61M1/00; A61M3/00; A61M1/00 (+1)
    Publication info: EP1781353 - 2007-05-09
10   A CONTROLLED TISSUE CAVITY DISTENDING SYSTEM WITH MINIMAL TURBULENCE  
    Inventor: KUMAR ATUL (IN); KUMAR ALKA (IN)  Applicant: KUMAR ATUL (IN); KUMAR ALKA (IN)
    EC: A61B1/015; A61M1/00K; (+1) IPC: A61M1/00; A61M1/00
    Publication info: EP1781352 - 2007-05-09
11. A TISSUE CAVITY DISTENDING SYSTEM WITH LOW TURBULENCE    
  Inventor: KUMAR ALKA (IN)  Applicant: KUMAR ATUL (IN); KUMAR ALKA (IN)  
  EC: A61M3/02D2; A61B1/015; (+1) IPC: A61M1/00; A61M1/00  
  Publication info: EP1781351 - 2007-05-09      
12. CONTINUOUS FLUID FLOW IRRIGATION SYSTEM 
  Inventor: KUMAR ATUL (IN); KUMAR ALKA (IN)    Applicant: KUMAR ATUL (IN); KUMAR ALKA (IN)
  EC: F17D1/14; F04B23/02; (+2)   IPC: F17D1/14; F17D1/00
  Publication info: WO2006114685 - 2006-11-02