31
Mark A Vierra, Alex T Roth: Device and method for isolating a surgical site. Heartport, Jens E Hoekendijk, Michael L Lynch, October 31, 2000: US06139492 (75 worldwide citation)

The invention provides a system and method for performing less-invasive surgical procedures within a body cavity. In a preferred embodiment, the invention provides a system and method for isolating a surgical site such as an anastomosis between an internal mammary artery and a coronary artery in a t ...


32
Mark A Vierra, Alex T Roth: Device and method for isolating a surgical site. Jeffry J Grainger, Jens E Hoekendijk, January 25, 2000: US06017304 (58 worldwide citation)

The invention provides a system and method for performing less-invasive surgical procedures within a body cavity. In a preferred embodiment, the invention provides a system and method for isolating a surgical site such as an anastomosis between an internal mammary artery and a coronary artery in a t ...


33
Gary Weller, Alex T Roth, Christopher Julian, James Gannoe, Andrew H Hancock, Craig Gerbi, Crystine M Lee: Devices and methods for placement of partitions within a hollow body organ. Ethicon Endo Surgery, Nutter McClennen & Fish, August 28, 2012: US08252009 (45 worldwide citation)

Devices and methods for tissue acquisition and fixation, or gastroplasty, are described. Generally, the devices of the system may be advanced in a minimally invasive manner within a patient's body to create one or more plications within the hollow body organ. A tissue treatment device attached to a ...


34
Mark A Vierra, Alex T Roth: Method of performing a procedure on a coronary artery. Heartport, Brian S Tomko, November 19, 2002: US06482151 (43 worldwide citation)

The invention provides a system and method for performing less-invasive surgical procedures within a body cavity. In a preferred embodiment, the invention provides a system and method for isolating a surgical site such as an anastomosis between an internal mammary artery and a coronary artery in a t ...


35
Amy L Hammack, Jeff P Callister, Paul M Stull, Alex T Roth, William S Tremulis: Catheter system with on-board temperature probe. Radiant Medical, Robert D Buyan, Stout Uxa Buyan and Mullins, January 20, 2004: US06679906 (43 worldwide citation)

A catheter system for controlling the body temperature of a patient by modifying the temperature of blood flowing within a blood vessel of the patient. The catheter system comprises a catheter body having a heat exchange region in contact with the blood; and a temperature probe having a distal end t ...


36
Alex T Roth: Retracting tip trocar assembly. United States Surgical Corporation, August 15, 1995: US05441513 (42 worldwide citation)

A retracting tip trocar assembly including a trocar tube and a shaft having a piercing tip at one end thereof. The device includes a retracting mechanism which allows the piercing tip to be held in a cutting position upon application of an insertion force such as when the piercing tip is pressed aga ...


37
Timothy R Machold, Alex T Roth, Wade A Keller: Method and system for control of a patient's body temperature by way of transluminally insertable heat exchange catheter. Radiant Medical, Fulwider Patton Lee & Utecht, February 24, 2004: US06695874 (39 worldwide citation)

Methods and apparatuses for temperature modification of a patient, or selected regions thereof, including inducing hypothermia. The temperature modification is accomplished using an in-dwelling heat exchange catheter within which a fluid heat exchange medium circulates. A heat exchange cassette of a ...


38
Erich A Gombocz, Alex T Roth: Gel electrophoresis system including optical stage, sample applicator and sample retriever. Labintelligence, Bertram I Rowland, January 4, 1994: US05275710 (30 worldwide citation)

An electrophoretic system is provided which allows for carrying out electrophoresis while monitoring and regulating the temperature and the electrical field gradient in the gel. In addition, photometric monitoring, including use of an optical stage, is provided so as to monitor the progress of the e ...


39
Timothy R Machold, Nicole Denise Bloom, Alex T Roth, Dave J Scott, Jose Alejandro, Ed Oliver: Disposable cassette for intravascular heat exchange catheter. Radiant Medical, Fulwider Patton Lee & Utecht, May 10, 2005: US06890347 (20 worldwide citation)

A heat exchange fluid supply system for supplying a heat exchange fluid to an intravascular heat exchange catheter includes a disposable cassette having a bulkhead and an external heat exchanger, and which is configured to operate in combination with a reusable master control unit. The bulkhead incl ...


40
Mark A Vierra, Alex T Roth: Device and method for isolating a surgical site. Heartport, Brian S Tomko, November 23, 2004: US06821247 (20 worldwide citation)

The invention provides a system and method for performing less-invasive surgical procedures within a body cavity. In a preferred embodiment, the invention provides a system and method for isolating a surgical site such as an anastomosis between an internal mammary artery and a coronary artery in a t ...