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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7721732 | Respiratory heat exchanger A heat exchange module comprising a number of substantially parallel and spaced apart heat exchange elements is provided. One or more surfaces of the heat exchange elements may be coated with a dessicant. The module can be manufactured so that first and second surfa... | 05/25/2010 |
| 7708013 | Apparatus and method for delivering water vapor to a gas An apparatus for delivering water vapor to a gas is formed from a plurality of hollow fiber membranes each defining a passage for the flow of gas from an upstream end of the passage and enclosed by an enclosure. The hollow fiber membranes have a combined surface are... | 05/04/2010 |
| 7686015 | Disposable active humidifier for the mechanical ventilation of a patient A disposable active humidifier for the mechanical ventilation of a patient, which has the particularity that it comprises a cartridge which forms a humidification chamber which is delimited by an inlet and by an outlet and can be interposed in the ventilation circui... | 03/30/2010 |
| 7634998 | HME shuttle system An HME Filter is provided having with an integral housing having minimal components which eliminating components at the circuit “Y” connector. A closed circuit gas flow is maintained whether an internal filter material is or is not engaged, and with or without a... | 12/22/2009 |
| 7624731 | HME/MDI apparatus having MDI in parallel to HME The present apparatus includes a metered dose inhaler (MDI) portion housed with a heat and moisture exchanger (HME) portion. The MDI portion and the HME portion share an inlet. The MDI portion and the HME portion share an outlet. The MDI portion and the HME portion ... | 12/01/2009 |
| 7549419 | Heat and moisture exchanger adaptor for closed suction catheter assembly and system containing the same A heat and moisture exchanger (HME) adaptor for a closed suction catheter assembly having one end in communication with a closed suction catheter assembly and another end configured to rotationally engage and releasably hold the HME is disclosed herein. The adaptor ... | 06/23/2009 |
| 7428902 | Humidifier system for artificial respiration A humidifier system for heating and humidifying respiratory gases has a housing with an inner chamber, a first port at the first end for connection to a ventilator breathing circuit and a second port at the second end for connection to a patient to supply respirator... | 09/30/2008 |
| 7370653 | Closure devices for access ports of respiratory apparatuses A closure device (10) is disclosed for use with an access port (62,72,82,92) of a medical respiratory apparatus (60,70,80,90). The closure device (10) comprises a cap (14) that seals the access port (62,72,82,92) save for an... | 05/13/2008 |
| 7367335 | Therapeutic agent delivery device and method A method of delivering a particulate therapeutic agent is disclosed. Such a method may include providing a carbon dioxide scrubber in pneumatic communication with the respiratory system of a patient. Gas and particulate therapeutic agent expired by the patient are p... | 05/06/2008 |
| 7363925 | Gas-treatment devices An HME for a tracheostomy tube has a flexible outer housing of a gas-permeable material containing an HME element of discrete particles, granules or the like of a hygroscopic material. The particles are contained between the outer housing and an inner wall of a foam... | 04/29/2008 |
| 7347203 | Heat and moisture filter exchanger and method A heat and moisture exchanger for both conducting a stream of air produced by a ventilator to a moisturizing medium and internally bypassing the moisturizing medium if aerosolized medication is introduced into the stream includes a housing having a ventilator-side p... | 03/25/2008 |
| 7334580 | Methods, devices and formulations for targeted endobronchial therapy The present invention provides an improved method and novel devices for treating tracheobronchitis, bronchiectasis and pneumonia in the intubated patient, preferably with aerosolized anti gram-positive and anti-gram negative antibiotics administered in combination o... | 02/26/2008 |
| 7334579 | Low resistance to flow filter The present invention discloses a seamless pad-type filter which is characterized in that it comprises two co-extensive sides, a top side and a bottom side. The top and bottom sides are made of fluid filtration material. The two sides create an inner chamber therebe... | 02/26/2008 |
| 7322566 | Device for heating and moistening breathing air A device for conditioning breathing air includes a housing (1) provided with an inlet (5) for non treated breathing air and an outlet (6) for the treated breathing air. The housing (1) contains a passive humidifier (7) and an activ... | 01/29/2008 |
| 7314046 | Apparatus and method for respiratory tract therapy An apparatus is provided for delivering heated and humidified air to the respiratory tract of a human patient for respiratory tract therapy and treatment. The apparatus includes a supply unit (11) and a delivery tube (28) that can be releasably connect... | 01/01/2008 |
| 7310999 | Body volume measurement apparatus and method of measuring the body volume of a person An apparatus and method for measuring a volume of a person's body. The apparatus comprises a body suit having an inner layer and an outer layer which forms a body portion and a head portion. The body suit further has a cavity defined within the inner layer, the cavi... | 12/25/2007 |
| 7291114 | System and method of determining an individualized drug administration protocol A system and method for determining an individualized drug dosage is provided. The system includes a metabolic rate sensing means for sensing the metabolic rate of the individual. The system also includes a computing device having a processor, a memory, an input dev... | 11/06/2007 |
| 7275541 | Breathing circuits having unconventional respiratory conduits and systems and methods for optimizing utilization of fresh gases A breathing circuit comprising first and second conduits, wherein at least one of the conduits is a non-conventional conduit. In an embodiment, a multilumen unilimb breathing circuit has first and second conduits, wherein when the proximal ends of said first and sec... | 10/02/2007 |
| 7276166 | Fiber-fiber composites A fiber-fiber composite is disclosed herein comprising majority fibers and minority fibers, the minority fibers having a softening point lower than said majority fibers such that when the admixture of majority fibers and minority fibers are wet laid to form a paper-... | 10/02/2007 |
| 7273053 | Monitoring and control for a laryngeal mask airway device A reversibly operable motor is mechanically connected to automatically position the piston of an air syringe that is pneumatically connected to the inflatable/deflatable seal ring or cuff of a laryngeal mask airway device (LMA) that is installed in a patient, who is... | 09/25/2007 |
| 7261105 | Breathing circuits having unconventional respiratory conduits and systems and methods for optimizing utilization of fresh gases A breathing circuit comprising first and second conduits is disclosed, wherein at least one of the conduits is a non-conventional conduit. A multilumen unilimb breathing circuit is also disclosed having first and second conduits, wherein when the proximal ends of sa... | 08/28/2007 |
| 7237770 | Humidifier for breathable gas apparatus A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the maximum water level and a gas outlet from the body above the maximum w... | 07/03/2007 |
| 7228858 | Protective garment A protective garment incorporates a face and neck mask adapted to filter out airborne particulates. The protective garment outwardly has the appearance of a conventional shirt, sweater or jacket, yet incorporates a convenient, easy to use, and readily accessible mas... | 06/12/2007 |
| 7210476 | Breathing-speaking valve The present invention relates to a breathing-speaking valve intended to be used as a speaking valve of patients requiring filtration of inspiration air inhaled via tracheostomas and are mounted on a tracheal tube, which breathing-speaking valve includes a valve hous... | 05/01/2007 |
| 7178522 | Agents and N2O detection apparatus A detector that monitors the presence of halogenated agents and the presence of N2O includes a base to which a filter cannister is removably coupled. The cannister has an input for accepting exhalent from a patient or an anesthesia machine and an outlet for outputti... | 02/20/2007 |
| 7178521 | Adjustable length breathing circuit A unilimb breathing circuit has a proximal end coupling member, a distal end coupling member, an expiratory tube extending between the proximal and distal end coupling members, and an inspiratory tube extending between the proximal and distal end coupling members. T... | 02/20/2007 |
| 7171967 | Face mask and method of manufacturing the same A mask includes a filter layer and a support base supporting the filter layer. The filter layer has first and second complimentary portions that together form a rim, where the first portion is connected to the second portion at first and second seams. The first seam... | 02/06/2007 |
| 7147625 | Leg bag accessory An accessory is connected between a leg bag and a urinary catheter to prevent microorganisms migrating from the leg bag up through the catheter. The accessory has a sleeve, connectors to connect the sleeve to the leg bag and to the urinary catheter, a filter positio... | 12/12/2006 |
| 7146980 | Tube for use in an anesthetic system A tube for use in an anesthetic system has an essentially cylindrical housing. More effective take-up of carbon dioxide is achieved by an absorbent for carbon dioxide that is arranged within the tube. ... | 12/12/2006 |
| 7096864 | Device for supplying respiratory gas An apparatus for supplying a respiratory gas includes a blowing device for delivering the respiratory gas, a housing device having a bottom region, a top surface region and a side region extending upwardly between the top surface region and the cover region, as well... | 08/29/2006 |
| 7086401 | Respiratory mask with inserted spacer A respiratory mask that conforms to N95 performance and other high performance standards with improved air permeability for improved air circulation. The respiratory mask has a mask body and a headband for putting on the respiratory mask to the face of a wearer, the... | 08/08/2006 |
| 7077140 | Face mask and method A method for preventing a spread of diseases, promoting better breathing, improving comfort and reducing fatigue. The method utilizes a face mask and a noseform of the type disclosed in U.S. Pat. No. 5,976,173, which is incorporated herein by reference, In a first e... | 07/18/2006 |
| 7077139 | Disposable face mask A disposable face mask includes a mask body covering substantially a nose, mouth, and chin of a wearer, and an extension provided with the mask body. The extension is configured to encircle a back of a wearer's head and to substantially cover a wearer's cheeks, jaw,... | 07/18/2006 |
| 7069928 | Heat-moisture exchanger with aerosol by-pass A first and second housing is joined together by a middle housing rotatable with respect to the first and second housing. The first and second housings have conduits passing through exterior walls and an annular ring on an inside wall together with an annular interi... | 07/04/2006 |
| 7063087 | Filtering system for the protection against biological agents The invention refers to a filtering system composed by a face mask and a filter against biological agents, joined together by a new connector. The connector joins the filter to the mask in an easy, fast and affective way. The filtering system provides a very high ba... | 06/20/2006 |
| 7047970 | Mask A heat generating unit is incorporated in a mask in order to actively supply warm steam, and also drug vapor, to the nose and throat, and moisturize the upper respiratory tract. It is preferable that a metal powder, salt, and water be contained in the heat generatin... | 05/23/2006 |
| 7040606 | Humidifier A humidifier including an inner case of the shape of a cylinder having a bottom, an outer case of cylindrical shape arranged to be concentric with the inner case, and a plurality of hollow fiber membranes being placed in the space between the two cases and formed in... | 05/09/2006 |
| 7036503 | Face-wearing humidifier A humidifier having a heat-generating composition for generating steam is disclosed. The humidifier is permitted to fit the face, keeping the humidity high at a space between the face and the humidifier for many hours. A central non heat-generating belt, which funct... | 05/02/2006 |
| 7032592 | Gas dosing device A device for the dosing of a dry additive gas into a breathing gas in a ventilator system, the ventilator system including a tubing system connectable by at a distal end to a patient, and has a dosing tube connectable to the tubing system for dosing to the distal en... | 04/25/2006 |
| 7025784 | Method and apparatus for a tracheal valve An externally worn tracheal valve has a valve assembly supporting a flexible, resilient lightweight diaphragm centrally thereof. The diaphragm is folded towards the trachea so that air expelled from the trachea will tend to unfold the diaphragm to an extended positi... | 04/11/2006 |
