Patents Assigned to Ed. Geistlich Sohne A.G. fur Chemische Industrie
  • Pharmaceutical compositions
    Patent number: 5210083
    Abstract: An aqueous solution containing a bacterially effective concentration of taurolidine and/or taurultam together with a parenterally acceptable polyol. The aqueous solution is particularly suitable for parenteral administration.
    Type: Grant
    Filed: March 19, 1991
    Date of Patent: May 11, 1993
    Assignee: Ed. Geistlich Sohne A.G. fur Chemische Industrie
    Inventor: Rolf W. Pfirrmann
  • Hydrogel sheet wound dressings
    Patent number: 5076265
    Abstract: A hydrogel sheet for use as a wound dressing with capillaries permitting wound exudate to pass through the sheet while not permitting bacteria to infect the wound is disclosed. The total cross-sectional area of the capillaries represents 0.5 to 3.0 percent of the area of the sheet. The sheets do not stick to the wound surface and allow large quantities of wound exudate to be removed from the wound.
    Type: Grant
    Filed: November 1, 1989
    Date of Patent: December 31, 1991
    Assignee: Ed Geistlich Sohne A.G. fur Chemische Industrie
    Inventor: Heinrich Wokalek
  • Pharmaceutical depot preparation
    Patent number: 4882149
    Abstract: Pharmaceutical depot preparation for implantation into base tissue comprising natural bone mineral from which the naturally associated fat and bone-proteins have been removed whereby said bone is sterile and non-allergenic, said bone mineral having absorbed thereon and/or adsorbed therein one or more physiologically active substances. The physiologically active substance is advantageously an antibiotic or taurolidine or tauraltam or a protein or polypeptide assisting bone regeneration.
    Type: Grant
    Filed: September 21, 1988
    Date of Patent: November 21, 1989
    Assignee: Ed. Geistlich Sohne A.G. fur Chemische Industrie
    Inventor: Myron Spector
  • Treatment of osteitis
    Patent number: 4587268
    Abstract: A composition comprising a resorbable aqueous gel having dissolved or dispersed therein one or more water-soluble medicaments is of use in the treatment of wounds.Such a composition is of use in a method of healing an infection in a cavity in bone or other tissue whereby the resorbable aqueous gel is placed in the cavity and allowed to remain there until resorbed, the aqueous phase of the gel containing the water soluble medicament.The medicament is preferably an antibiotic or a methylol transfer antibacterial.
    Type: Grant
    Filed: March 8, 1984
    Date of Patent: May 6, 1986
    Assignee: Ed. Geistlich Sohne A.G. fur Chemische Industrie
    Inventor: Rolf W. Pfirrmann
  • Method and composition for the treatment of scars
    Patent number: 4226858
    Abstract: The invention provides compositions comprising oleum hyoscyami together with a pharmaceutical carrier or excipient and a method for the prevention or treatment of scar tissue whereby existing scar tissue or a wound or surgical incision is treated topically with oleum hyoscyami.
    Type: Grant
    Filed: May 30, 1979
    Date of Patent: October 7, 1980
    Assignee: Ed. Geistlich Sohne A.G. fur Chemische Industrie
    Inventors: Rolf W. Pfirrmann, Otto Wicki
  • Treatment of endotoxaemia
    Patent number: 4107305
    Abstract: The present invention provides a method of combatting endotoxaemia whereby there is administered to a patient an effective amount of a compound of the formula: ##STR1## where R.sup.1 is hydrogen or an alkyl group with 1-6 carbon atoms and R.sup.2 is hydrogen or an alkyl group with 1-6 carbon atoms or a group of formula: ##STR2## R.sup.1 is preferably hydrogen and R.sup.2 is preferably hydrogen or a group of formula II; the most preferred compound is bis-(1,1-dioxo-perhydro-1,2,4-thiadiazin-4-yl)-methane.
    Type: Grant
    Filed: August 4, 1975
    Date of Patent: August 15, 1978
    Assignee: Ed. Geistlich Sohne A.G. fur Chemische Industrie
    Inventor: Rolf W. Pfirrmann
  • Tooth preparations
    Patent number: 4096241
    Abstract: This invention relates to novel preparations for the treatment and for prophylaxis of tooth and gum infections, and in particular parodontosis, comprising derivatives of thiadiazine as active ingredient. Pharmaceutical compositions according to the invention are described and exemplified.
    Type: Grant
    Filed: June 24, 1976
    Date of Patent: June 20, 1978
    Assignee: Ed. Geistlich Sohne A.G. fur Chemische Industrie
    Inventors: Peter Geistlich, Rolf Pfirrmann
  • Sulphamoylphenyl-imidazolidinones
    Patent number: 3963706
    Abstract: N-Sulphamoylphenyl-substituted imidazolidin-4-ones having useful anti-epileptic activity are prepared by cyclising N-sulphamoylphenyl-substituted .alpha.-aminoacetamides with formaldehyde or a reactive derivative of carbonic acid, or by reacting N-halosulphonylphenyl-substituted imidazolidin-4-ones with ammonia.
    Type: Grant
    Filed: November 19, 1973
    Date of Patent: June 15, 1976
    Assignee: Ed. Geistlich Sohne A.G. fur Chemische Industrie
    Inventor: Rolf Wilhelm Pfirrmann