1
Nicolaas Bom: Apparatus with a catheter for examining hollow organs or bodies with the ultrasonic waves. Haseltine Lake & Waters, February 17, 1976: US03938502 (187 worldwide citation)

A device for examining the heart is provided with a catheter adapted to be placed within the heart and including at one end thereof, circumferentially arranged, equidistantly distributed elements, serving for the transmission and reception of ultrasonic waves. The catheter has an axis and the elemen ...


2
Charles T Lancee, Nicolaas Bom: Ultrasonic instrument with a micro motor. Du Med, Thomas R Vigil, December 27, 1994: US05375602 (128 worldwide citation)

The disposable intra-luminal ultrasonic instrument comprises: a catheter having an elongate axis and a hollow distal end portion; an acoustical mirror face; structure for mounting the acoustical mirror face for rotation in the distal end portion of the catheter with the acoustical mirror face arrang ...


3
Charles T Lancee, Nicolaas Bom: Ultrasonic instrument with a micro motor having stator coils on a flexible circuit board. Du Med, Thomas R Vigil, August 31, 1993: US05240003 (86 worldwide citation)

The disposable intra-luminal ultrasonic instrument for the examination and/or treatment of blood vessels and similar lumina has a small transverse cross-section. The instrument includes a catheter comprising a body and a tip having a distal end and a distal portion adapted to be introduced into a lu ...


4
Nicolaas Bom, Charles T Lancee: Disposable intra-luminal ultrasonic instrument. Du Med, Thomas R Vigil, James P Hanrath, January 5, 1993: US05176141 (78 worldwide citation)

The disposable intra-luminal ultrasonic instrument for the examination and/or treatment of blood vessels and similar lumina has a small transverse cross-section. The instrument includes a catheter comprising a body and a tip having a distal end and a distal portion adapted to be introduced into a lu ...


5
Eduardo Ignacio Cespedes, Charles Theodoor LanceƩ, Antonius Franciscus Wilhemus Van Der Steen, Wenguang Li, Nicolaas Bom: Measurement of volumetric fluid flow and its velocity profile. Jomed, Leydig Voit & Mayer, February 3, 2004: US06685646 (36 worldwide citation)

A method to measure spatial fluid flow components and their velocity profiles in a number of locations in a cross-sectional area of a lumen or other body cavity by using ultrasound in which the cross-sectional area is interrogated by a plurality of ultrasonic beams; the estimation of the spatial flo ...


6
Eduardo Ignacio Cespedes, Charles Theodoor LanceƩ, Antonius Franciscus Wilhelmus Van Der Steen, Wenguang Li, Nicolaas Bom: Measurement of volumetric fluid flow and its velocity profile. EndoSonics Corporation, Leydig Voit & Mayer, April 10, 2001: US06213950 (12 worldwide citation)

A method to measure spatial fluid flow components and their velocity profiles in a number of locations in a cross-sectional area of a lumen or other body cavity by using ultrasound in which the cross-sectional area is interrogated by a plurality of ultrasonic beams; the estimation of the spatial flo ...


7
Gerald McMorrow, Vikram Chalana, Jongtae Yuk, Henri Baartmans, Nicolaas Bom, Charles Theodoor Lancee, Egon J W Merks: Systems and methods for quantification and classification of fluids in human cavities in ultrasound images. Verathon, Scott Born, Foster Pepper PLLC, July 17, 2012: US08221321 (3 worldwide citation)

Ultrasound imaging systems and methods are disclosed. In one embodiment, an ultrasonography method includes creating a database that is representative of a tissue, a fluid, or a cavity of a body, and transmitting ultrasound pulses into a region-of-interest in a patient. Echoes are received from the ...


8
Gerald McMorrow, Henri Baartmans, Nicolaas Bom, Charles Theodoor Lancee: Instantaneous ultrasonic echo measurement of bladder volume with a limited number of ultrasound beams. Verathon, Black Lowe & Graham, July 6, 2010: US07749165 (3 worldwide citation)

An apparatus and methods to quantify the volume of urine in a human bladder with a limited number of acoustic beams is disclosed. In a first version a plurality of narrow ultrasound beams is transmitted in different directions towards the bladder. Returning echoes are converted to digital form and s ...


9
Gerald McMorrow, Henri Baartmans, Nicolaas Bom, Charles Theodoor Lancee: Instantaneous ultrasonic measurement of bladder volume. Verathon, Scott Born, Foster Pepper PLLC, November 13, 2012: US08308644 (2 worldwide citation)

An apparatus and methods to quantify the volume of urine in a human bladder with a limited number of acoustic beams is disclosed. In a first version the apparatus is composed of a transducers assembly that transmits a plurality of narrow ultrasound beams in different directions towards the bladder a ...


10
Nicolaas Bom: Heart examination by means of ultrasound waves. Organon Teknika, Roberts Spiecens & Cohen, January 6, 1987: USRE032323

An examination of the human heart is carried out by means of ultrasound waves emitted by piezo-electric crystals. The crystals are inserted in a holder adapted to be placed on the body of a patient; they are arranged in a row and have parallel axes of radiation. The crystals are cyclically excited a ...