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Class 604/114 - Electric means


Subclass of Class 604 - Surgery
Definition: Subject matter wherein the means for heating or cooling
No. of patents: 290
Last issue date: 12/20/2011


1                
NumberTitleIssue Date
8079981Device for heating a flow of liquid by electrical heating of a metallic conduit
A device (100) for heating a flow of liquid from an initial temperature to a desired temperature for intravenous delivery includes an elongated conduit (120) formed from metallic material having an inlet (102) for receiving the flow of liquid at...
12/20/2011
8075524Syringe set and heating device for same
A syringe set includes a syringe and a heating device. The heating device includes a heating module in thermal engagement with the syringe and a body supporting the heating module. The heating module includes a first electrode, a second electrode and a heating eleme...
12/13/2011
7981080Skin cooling apparatus and method
Skin cooling apparatus is provided for use with a medical treatment device such as a hypodermic syringe or a skin ablation laser or other electromagnetic source. The skin cooling apparatus provides selective, localized cooling of the target area that is acted upon b...
07/19/2011
7942851Method and apparatus for pressure infusion and temperature control of infused liquids
A method and apparatus for pressure infusion and temperature control of infused liquids includes a receptacle for receiving a liquid-filled bag containing intravenous solution or other liquid and an inflatable pressure device. The inflatable pressure device is dispo...
05/17/2011
7887508MEMS device and method for delivery of therapeutic agents
Embodiments of an implantable device for delivering a therapeutic agent to a patient includes a reservoir configured to contain a liquid comprising the therapeutic agent and a cannula in fluid communication with the reservoir. The device and related methods may prov...
02/15/2011
7887509Fluid volume measurement device for medical use
Medical device for the delivery and/or the extraction of fluid to and/or from a patient, said medical device comprising a pumping unit (1) for pumping a fluid, a warming chamber (2) with an inlet (3) and an outlet (4) and containing a hea...
02/15/2011
7846130Portable intravenous fluid heating system
The present invention discloses a portable intravenous fluid heating system comprising (a) a metallic heated conduit for warming IV fluids passed therethrough at a continuously regulated normal body temperature and transporting said IV fluids; and, (b) a controller ...
12/07/2010
7699805Helical coil apparatus for ablation of tissue
A surgical apparatus for delivering a conductive fluid to a target site for subsequent formation of a virtual electrode to ablate bodily tissue at the target site by applying a current to the delivered conductive fluid. The surgical apparatus includes an elongated d...
04/20/2010
7641633Apparatus for treating venous insufficiency
A catheter delivers an electrode within a vein for a minimally invasive treatment of varicose veins and venous insufficiency using RF energy. The catheter is introduced into a patient and positioned within the section of the vein to be treated. The electrode radiate...
01/05/2010
7441714Liquid warming system
A liquid warming device for heating sterile fluids in a removable basin is described with emphasis on the properties of the basin interaction with the liquid warming device and with a drape that works with the basin to maintain a sterile field above the drape and th...
10/28/2008
7442191Systems and methods for electrosurgical treatment of turbinates
The present invention provides systems and methods for selectively applying electrical energy to a target location within the head and neck of a patient's body, particularly including tissue in the ear, nose and throat. In one aspect, a method is provided for reduci...
10/28/2008
7429257Instrument that can be inserted into the human body
An endoscopic instrument includes a first instrument part adapted for introduction into a cavity of a human body and having an introduction channel therein for passage of gas therethrough, and a second instrument part having a connection channel therein adapted to b...
09/30/2008
7429260Systems and methods for electrosurgical tissue contraction within the spine
The present invention provides systems and methods for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. The present invention applies high frequency (RF) electrical energy to one or more...
09/30/2008
7393351Apparatus and methods for treating cervical inter-vertebral discs
Apparatus and methods for treating an inter-vertebral disc by ablation, coagulation, shrinking, stiffening, or other treatment of disc tissue. A method of the invention includes positioning at least one active electrode within the inter-vertebral disc, and applying ...
07/01/2008
7367972Ablation system
A system for creating lesions and assessing their completeness or transmurality. Assessment of transmurality of a lesion is accomplished by monitoring the impedance of the tissue to be ablated. Rather than attempting to detect a desired drop or a desired increase im...
05/06/2008
7357798Systems and methods for electrosurgical prevention of disc herniations
The present invention provides systems and methods for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. The present invention applies high frequency (RF) electrical energy to one or more...
04/15/2008
7357802Electrosurgical system with uniformly enhanced electric field and minimal collateral damage
The present invention is directed towards an electrosurgical cutting system. The system comprises an electrically conductive blade, having first and second blade surfaces. First and second insulators are affixed to the first and second blade surfaces, respectively. ...
04/15/2008
7357786Disposable outlet patient flow line employing active warming and passive insulation to provide normothermic fluid at very low flow rates for in-line blood warmers
A disposable outlet patient flow line for in-line blood/fluid warmer devices uses both passive insulation and active warming to deliver normothermic intravenous fluid to the patient connection site at very low flow rates. A co-extruded annular air space provides pas...
04/15/2008
7353658Systems and methods for freezing, storing, transporting, and thawing biopharmacuetical material
A system for freezing, thawing, transporting, and storing a biopharmaceutical material, which includes a container, a supporting structure, a temperature control unit, and a transportation cart. The container is adapted to receive the biopharmaceutical material ther...
04/08/2008
7354438Devices for electrosurgery
Devices for electrosurgery by means of oxy-hydro combustion. Deleterious effects to tissue are minimized by means of control of acid-base shift reactions, which reactions can further be employed to control oxy-hydro combustion reactions. In one embodiment, radiofreq...
04/08/2008
RE40156Methods for repairing damaged intervertebral discs
Apparatus and methods for treating an intervertebral disc by ablation of disc tissue. A method of the invention includes positioning at least one active electrode within the intervertebral disc, and applying at least a first high frequency voltage between the active...
03/18/2008
7335195Installation for delivering heat to all or part of human or animal cell tissue
An installation for delivering calories to all or part of human or animal cell tissue via a liquid comprises: a heating unit heating the liquid; an injection unit injecting the liquid into the heating unit; a dispenser for dispensing the heated liquid; and a transpo...
02/26/2008
7331957Electrosurgical apparatus and methods for laparoscopy
Electrosurgical methods and apparatus for treating tissue at a target site of a patient. An electrosurgical instrument includes a shaft, having a shaft distal end and a shaft proximal end, and an electrode assembly disposed at the shaft distal end. The electrode ass...
02/19/2008
7331956Methods and apparatus for treating back pain
Apparatus and methods for treating back pain of a patient by denervation of an intervertebral disc or a region of the posterior longitudinal ligament by the controlled application of heat to a target tissue. In one embodiment, the invention may include a procedure c...
02/19/2008
7329262Stereoguide for clamping neurosurgical instruments
The present invention relates to apparatus for use in neurosurgery, and to a method of positioning neurosurgical apparatus. The stereoguide comprises first and second guide elements through which instruments are passed along an axis of insertion towards a target and...
02/12/2008
7326882Warming system and method for heating various items utilized in surgical procedures
A surgical warming system includes at least one and generally two or more compartments, whereby each compartment is separately heatable and controllable over its own range of temperatures. The compartments may be implemented as separate warmer units in stacked relat...
02/05/2008
7318242Toilet/bidet device
A bidet toilet attachment is connected to the main water line in the bathroom at a valve. The valve is connected on one side to a water flow handle and on the other side to a bidet hoop conduit. The hoop conduit carries water from the main water line when the valve ...
01/15/2008
7318823Methods for repairing damaged intervertebral discs
Apparatus and methods for treating an intervertebral disc by ablation of disc tissue. A method of the invention includes positioning at least one active electrode within the intervertebral disc, and applying at least a first high frequency voltage between the active...
01/15/2008
7316666Fluid warming cassette with rails and a stiffening member
A fluid warming cassette useful in a system for warming parenteral fluids is provided. The cassette comprises a thermally conductive, flexible fluid container with a fluid channel. Rails are disposed in the fluid container near its periphery, and a stiffener is disp...
01/08/2008
7309325Helical needle apparatus for creating a virtual electrode used for the ablation of tissue
A surgical apparatus for delivering a conductive fluid to a target site for subsequent formation of a virtual electrode to ablate bodily tissue at the target site by applying a current to the delivered conductive fluid. The surgical apparatus includes an elongated d...
12/18/2007
7294126Apparatus and method for treating venous reflux
Disclosed is an ablation method and apparatus used to close veins for treatment of venous insufficiency disease. The apparatus includes a catheter proportioned for insertion into a vein, a pair of inflatable balloons spaced apart on the catheter body, and an ablatio...
11/13/2007
7289724Bag for heating liquids and means for heating the bag
The invention proposes a liquid heating bag 1, in particular, a blood heating bag and a bag heating means 30 for heating liquids, e.g. cooled blood, which flow through the liquid heating bag 1, to a temperature suitable for transfusion. The liqu...
10/30/2007
7276046Liquid conductive cooling/heating device and method of use
A device for heating or cooling medical fluids to be administered to a patient is disclosed. The device comprises a hollow, cylindrical heat/cold exchanging body having external grooves for receiving flexible tubing, the body comprising conductive material for trans...
10/02/2007
7276060Surgical handpiece tip
A surgical handpiece having a tip with at least two coaxially spaced electrically conductive tubes. The tubes are separated by an electrical insulator. The interior of the inner tube is used for aspiration of liquefied tissue. The outer tube is surrounded by a soft ...
10/02/2007
7270658Systems and methods for electrosurgery
Methods and apparatus for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. In a method of the invention high frequency (RF) electrical energy is applied to one or more active electrodes ...
09/18/2007
7270659Methods for electrosurgical treatment of spinal tissue
Systems, apparatus, and methods for treating spinal tissue and other body structures in open and endoscopic spine surgery to relieve symptoms, such as neck or back pain. In particular, the present invention provides methods for the controlled heating of various tiss...
09/18/2007
7250048Ablation system and method of use
A system and method for creating lesions and assessing their completeness or transmurality. Assessment of transmurality of a lesion is accomplished by monitoring the impedance of the tissue to be ablated. Rather than attempting to detect a desired drop or a desired ...
07/31/2007
7243788Package for segregating and mixing substances
The present invention relates to a package that includes an enclosure having a first substance and a second substance within the enclosure. The package further includes a plastic zipper which segregates the first substance from the second substance within the enclos...
07/17/2007
7244256Electrosurgical device with adhesive-free insulating piece and method of making same
An electrosurgical device having an electrode and an insulating piece such as a ceramic insulator is disclosed. The electrode includes an active surface for ablating and/or coagulating tissue in an electrosurgical procedure. The insulating piece surrounds the active...
07/17/2007
7241293Electrode screen enhanced electrosurgical apparatus and methods for ablating tissue
Electrosurgical methods and apparatus for the controlled ablation of tissue from a target site of a patient. The instrument includes a shaft having proximal and distal end portion and an active screen electrode on the distal end portion; a return electrode arranged ...
07/10/2007
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