An attachment for an electrosurgical hand piece. The attachment comprises a probe assembly having an elongated tube having a proximal end and a distal end, and an electrode. The electrode has at a proximal end a conductive connector, which has a proximal end, a distal end and a channel extending through the conductive connector. The conductive connector may be comprised of a nickel plated brass alloy. The electrode further has a conductive wire extending from said distal end of said conductive connector, said conductive wire being connected to said distal end of said conductive connector adjacent to said channel in said conductive connector. The conductive wire extends substantially along the length of the elongated tube and may or may not extend out of the end of the tube.

Provided are methods of immunizing a viewport of a medical device against fogging before or during a medical procedure, and related apparatuses and devices. The methods comprise applying plasma to the viewport prior to use, thereby rendering a surface of the viewport highly hydrophilic. The methods eliminate or at least significantly reduce blur due to fogging.

The invention relates to a device (10) for generating a plasma jet (P) comprising a first conduit (11) inside a second conduit (12), a first electrode (17) and a second electrode (18) for generating an electric field in a feed gas flow (F) provided in a first flow channel (15) to generate a plasma jet (P), and adapted to provide a curtain gas flow (C) in the space between the first and second conduit (11,12), wherein the first electrode (17) is positioned radially outside of the first flow channel (15), and wherein the radial distance of the second electrode (18) from a longitudinal axis (I) is larger than the radial distance of the first electrode (17) from said longitudinal axis (I).

The invention further relates to an endoscope comprising a device (10), a method for generating a plasma jet (P), a method and a use of the device (10) for manipulating a cavity.

A method for applying cold atmospheric plasma treatment to target tissue comprising the steps of selecting through a graphical user interface on a computing device a particular cancer cell line associated with said target tissue, retrieving, with said computing device, settings data from a database of cell line data and associated settings data in a storage, applying, with said computing device, said retrieved settings data to a cold atmospheric plasma system, and treating cancer tissue with cold atmospheric plasma at the retrieved settings.

The present invention discloses a medical therapeutic apparatus (100) which generates plasma and blows out an reactive gas generated by the generated plasma toward a target object from an outlet, wherein a temperature of the reactive gas at a target surface positioned at a distance of 1 mm or more and 10 mm or less from the outlet is 40 C. or less, and a radical concentration is 0.1 to 300 mol/L as determined by a hydroxy radical concentration measuring method comprising applying the reactive gas to 0.4 mL of a 0.2 mol/L solution of DMPO (5,5-dimethyl-1-pyrroline-N-oxide) for 30 seconds with a distance from the outlet to a liquid surface of the solution being 5.0 mm, and measuring a hydroxyl radical concentration of the resulting solution by electron spin resonance (ESR) method.

A reactive gas application apparatus including an instrument (10) which includes: a plasma generating unit (12); and an outlet (1a) for blowing out a reactive gas activated by plasma, the plasma generating unit (12) including: a tubular dielectric (3) to which a plasma generation gas is introduced; an inner electrode (4) provided inside the tubular dielectric (3), and extending in a tube axis direction (O1) of the tubular dielectric (3); and an outer electrode (5) provided outside the tubular dielectric (3) and faces the inner electrode (4) through the tubular dielectric, wherein the inner electrode (4) has a shaft portion extending in the tube axis direction and a spiral ridge formed on an outer peripheral surface of the shaft portion.

A plasma system is disclosed. The plasma system includes a plasma instrument having an elongated body defining a lumen therethrough and a first electrode and a second electrode; an ionizable media source in fluid communication with the lumen and configured to supply ionizable media thereto; and a variable frequency energy source adapted to be coupled to the first and second electrodes and configured to supply energy to the first and second electrodes sufficient to ignite ionizable media supplied by the ionizable media source to generate a plasma influent, wherein a frequency of the energy is adjustable to modify at least one property of the plasma effluent.

A hemostasis instrument for actively stopping the bleeding, in particular after an open, laparoscopic, or endoscopic operation on a patient, having several hemostasis components. The hemostasis instrument has at least the following hemostasis components: a thermal hemostasis device for tissue coagulation by producing a temperature above the coagulation temperature of biological tissue by means of a coagulation electrode; a biochemical hemostasis device for producing a silent electric discharge by means of at least one discharge electrode, and an insulating device, wherein the insulating device is arranged between the discharge electrode and the tissue to be treated; a supplying device for supplying substances that influence blood clotting to the tissue to be treated; and a supply device for supplying noble gas to the tissue to be treated.

The invention relates to a device, preferably a collar, for treating areas of human or animal skin or mucous membrane with a cold atmospheric pressure plasma by creating a dielectrically hindered surface discharge, comprising at least one flexible insulating material (1), a flexible high-voltage electrode (2), a flexible dielectric (3), a flexible grounded electrode (4) and a gas supply (7), characterized in that the flexible high-voltage electrode (2) is embedded in the insulating elastomer (3), having the effect of a dielectric, and the grounded electrode (4) is applied to the elastomer surface facing the surface to be treated.

The invention relates to a device, preferably a collar, for treating areas of human or animal skin or mucous membrane with a cold atmospheric pressure plasma by creating a dielectrically hindered surface discharge, comprising at least one flexible insulating material (1), a flexible high-voltage electrode (2), a flexible dielectric (3), a flexible grounded electrode (4) and a gas supply (7), characterized in that the flexible high-voltage electrode (2) is embedded in the insulating elastomer (3), having the effect of a dielectric, and the grounded electrode (4) is applied to the elastomer surface facing the surface to be treated.