1
Long Sheng Yu, Peter Piferi, Steven M Parnis: Ventricular connector. HeartWare, George H Gerstman, Seyfarth Shaw, May 11, 2004: US06732501 (33 worldwide citation)

A ventricular apex connector for quick connection and disconnection of an inflow tube of a ventricular assist device, comprising a sewing ring, a cylindrical ring, gripping pins, a spring ring and a sealing O-ring is provided. The cylindrical ring defines two openings, diametrically opposed to each ...


2
David John Sayler, Raffaele Mazzei, Kimble L Jenkins, Peter Piferi: MRI-guided medical interventional systems and methods. MRI Interventions, Myers Bigel Sibley & Sajovec P A, May 8, 2012: US08175677 (28 worldwide citation)

An MRI-guided interventional system includes a frame with a cooperating targeting cannula. The frame is configured to be secured to the body of a patient, and is configured to translate and rotate such that the targeting cannula can be positioned to a desired intrabody trajectory. The frame may incl ...


3
Peter Piferi, Christopher Keidl, David Peterson: External MRI imaging coil assemblies and MRI-guided interventional systems utilizing same. SurgiVision, Myers Bigel Sibley & Sajovec P A, October 13, 2009: US07602190 (28 worldwide citation)

An MRI imaging coil assembly includes a primary external MRI imaging coil and a secondary external MRI imaging coil positioned proximate to the primary MRI imaging coil. The primary imaging coil has a plurality of spaced-apart RF coils and is configured to surround at least a portion of a patient. T ...


4
Peter Piferi, David John Sayler, Kimble Jenkins: MRI-guided medical interventional systems and methods. MRI Interventions, Myers Bigel Sibley & Sajovec PA, February 12, 2013: US08374677 (26 worldwide citation)

An MRI-guided interventional system for use with a body of patient and an interventional device includes a base and a targeting cannula. The base is configured to be secured to the body of the patient. The targeting cannula has an elongate guide bore extending axially therethrough and an inlet and a ...


5
Kimble Jenkins, Peter Piferi, Philip Bradley Hotte, Pavel Farberov, Timothy Neil Orr, Paul Arthur Geiger, David John Sayler: MRI surgical systems for real-time visualizations using MRI image data and predefined data of surgical tools. MRI Interventions, Myers Bigel Sibley & Sajovec P A, November 20, 2012: US08315689 (23 worldwide citation)

MRI-Surgical systems include: (a) at least one MRI-compatible surgical tool; (b) a circuit adapted to communicate with an MRI scanner; and (c) at least one display in communication with the circuit. The circuit electronically recognizes predefined physical characteristics of the at least one tool to ...


6
Long Sheng Yu, Peter Piferi, Steven M Parnis: Ventricular connector. Heartware, John P White, Cooper & Dunham, March 26, 2013: US08403823 (22 worldwide citation)

A ventricular apex connector for quick connection and disconnection of an inflow tube of a ventricular assist device, comprising a sewing ring, a cylindrical ring, gripping pins, a spring ring and a sealing O-ring is provided. The cylindrical ring defines two openings, diametrically opposed to each ...


7
Peter Piferi, Raffaele Mazzei, Alex Diener, Brady Steele: MRI-compatible patches and methods for using the same. MRI Interventions, Myers Bigel Sibley & Sajovec PA, June 5, 2012: US08195272 (21 worldwide citation)

An MRI-compatible patch for identifying a location includes a flexible base layer, a flexible substrate and at least one of MRI-visible fiducial element. The flexible base layer is mountable on and substantially conformable to a patient's body surface. The base layer has opposed upper and lower prim ...


8
Peter Piferi, Christopher Keidl, David Peterson: MRI-compatible head fixation frame with cooperating head coil apparatus. MRI Interventions, Myers Bigel Sibley & Sajovec P A, January 17, 2012: US08099150 (19 worldwide citation)

A head support assembly includes a base configured to be removably secured to an MRI scanner gantry, a head support frame attached to the base, and a longitudinally extending head coil apparatus adjustably secured to the head support frame. The head support frame includes a pair of elongated arms th ...


9
Kimble L Jenkins, Peter Piferi, Kamal Vij, Daniele Ghidoli, Jesse Flores: MRI-guided devices and MRI-guided interventional systems that can track and generate dynamic visualizations of the devices in near real time. MRI Interventions, Myers Bigel Sibley & Sajovec P A, February 5, 2013: US08369930 (16 worldwide citation)

An MRI-compatible catheter includes an elongated flexible shaft having opposite distal and proximal end portions. A handle is attached to the proximal end portion and includes an actuator in communication with the shaft distal end portion that is configured to articulate the shaft distal end portion ...


10
Peter Piferi, Christopher Keidl, David M Peterson, David Sayler: Imaging device for MRI-guided medical interventional systems. MRI Interventions, Myers Bigel Sibley & Sajovec P A, June 26, 2012: US08208993 (16 worldwide citation)

An MRI-guided interventional system includes a head support apparatus for engaging and securing the head of a patient, and a targeting frame configured to be secured to the body of a patient. The targeting frame includes a cooperating targeting cannula that is configured to guide placement of an int ...