Patents by Inventor Shigeyuki Yoshiyama

Shigeyuki Yoshiyama has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9526735
    Abstract: An object of the present invention is to provide a method for suppressing surgical site infections (SSI) that have occurred at extremely high incidence rates at the time of surgical operations and particularly surgical operations on digestive system organs, and to provide a column to be used for the method. According to the present invention, a method is provided for suppressing surgical site infections, which comprises the steps of: (a) administering a chemotherapeutic drug for treating and/or preventing a surgical site infection; and (b) collecting blood from a surgical subject and removing leukocytes that comprise neutrophils from the blood during or within 24 hours after surgical operation, and then returning the blood from which the leukocytes have been removed to the surgical subject.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: December 27, 2016
    Assignee: ASAHI KASEI MEDICAL CO., LTD.
    Inventors: Masato Kusunoki, Chikao Miki, Shigeyuki Yoshiyama
  • Publication number: 20140179659
    Abstract: An object of the present invention is to provide a method for suppressing surgical site infections (SSI) that have occurred at extremely high incidence rates at the time of surgical operations and particularly surgical operations on digestive system organs, and to provide a column to be used for the method. According to the present invention, a method is provided for suppressing surgical site infections, which comprises the steps of: (a) administering a chemotherapeutic drug for treating and/or preventing a surgical site infection; and (b) collecting blood from a surgical subject and removing leukocytes that comprise neutrophils from the blood during or within 24 hours after surgical operation, and then returning the blood from which the leukocytes have been removed to the surgical subject.
    Type: Application
    Filed: March 7, 2014
    Publication date: June 26, 2014
    Applicant: ASAHI KASEI MEDICAL CO., LTD.
    Inventors: Masato KUSUNOKI, Chikao MIKI, Shigeyuki YOSHIYAMA
  • Patent number: 8708945
    Abstract: An object of the present invention is to provide a method for suppressing surgical site infections (SSI) that have occurred at extremely high incidence rates at the time of surgical operations and particularly surgical operations on digestive system organs, and to provide a column to be used for the method. According to the present invention, a method is provided for suppressing surgical site infections, which comprises the steps of: (a) administering a chemotherapeutic drug for treating and/or preventing a surgical site infection; and (b) collecting blood from a surgical subject and removing leukocytes that comprise neutrophils from the blood during or within 24 hours after surgical operation, and then returning the blood from which the leukocytes have been removed to the surgical subject.
    Type: Grant
    Filed: June 23, 2005
    Date of Patent: April 29, 2014
    Assignee: Asahi Kasei Medical Co., Ltd.
    Inventors: Masato Kusunoki, Chikao Miki, Shigeyuki Yoshiyama
  • Publication number: 20080260710
    Abstract: An object of the present invention is to provide a method for suppressing surgical site infections (SSI) that have occurred at extremely high incidence rates at the time of surgical operations and particularly surgical operations on digestive system organs, and to provide a column to be used for the method. According to the present invention, a method is provided for suppressing surgical site infections, which comprises the steps of: (a) administering a chemotherapeutic drug for treating and/or preventing a surgical site infection; and (b) collecting blood from a surgical subject and removing leukocytes that comprise neutrophils from the blood during or within 24 hours after surgical operation, and then returning the blood from which the leukocytes have been removed to the surgical subject.
    Type: Application
    Filed: June 23, 2005
    Publication date: October 23, 2008
    Applicant: ASAHI KASEI MEDICAL CO., LTD.
    Inventors: Masato Kusunoki, Chikao Miki, Shigeyuki Yoshiyama