Electrode device for measuring impedance of human body and apparatus comprising the same

An apparatus for measuring impedances of a human body, comprising:

• a circular base plate including a plurality of electrode hoes and a plurality of first needle holes, the electrode holes and the first needle holes being formed eccentrically and alternately;
• a plurality of electrode devices mounted to the electrode holes;
• and
• first and second electrical lines connected to the electrode devices,
• wherein each of the electrode devices comprises:
• a cylindrical housing member having an opening at a bottom thereof;
• a guide rod that has first and second ends, that extends from an inner surface of a top of the cylindrical housing member such that the first end of the guide rod is disposed at the inner surface, and that extends through the opening of the bottom of the cylindrical housing member;
• a cylindrical electrode member having an opening at a top thereof and configured to be pressed against a skin of a human body to move back and forth through the opening of the bottom of the cylindrical housing member along the guide rod, the cylindrical electrode member being disposed around the guide rod, and the cylindrical electrode member having a protruding portion formed at the top thereof that allows the cylindrical electrode member to engage with the cylindrical housing member;
• and
• a resilient member surrounding the guide rod and interposed between the top of the cylindrical electrode member and the top of the cylindrical housing member to resiliently move the cylindrical electrode member back and forth along the guide rod, wherein the resilient member abuts against the protruding portion at the top of the cylindrical electrode member;
• wherein the cylindrical housing member has a first protruding portion formed on an inner surface of the cylindrical housing member that allows the protruding portion of the cylindrical electrode member to engage with the cylindrical housing member, and a second protruding portion formed on an outer surface of the cylindrical housing member that allows the cylindrical housing member to engage with a base plate.

An apparatus for measuring impedances of a human body, comprising:

• a plurality of base plates provided radially with a predetermined distance between two adjacent base plates, each of which base plates has a plurality of electrode holes and a plurality of first needle holes, the electrode holes and the first needle holes being mounted alternately;
• a plurality of electrode devices mounted to the electrode holes;
• and
• first and second electrical lines connected to the electrode holes alternately,
• wherein each of the electrode devices comprises:
• a cylindrical housing member having an opening at a bottom thereof;
• a guide rod that has first and second ends, that extends from an inner surface of a top of the cylindrical housing member such that the first end of the guide rod is disposed at the inner surface, and that extends through the opening of the bottom of the cylindrical housing member;
• a cylindrical electrode member having an opening at a top thereof and configured to be pressed against a skin of a human body to move back and forth through the opening of the bottom of the cylindrical housing member along the guide rod, the cylindrical electrode member being disposed around the guide rod, and the cylindrical electrode member having a protruding portion formed at the top thereof that allows the cylindrical electrode member to engage with the cylindrical housing member;
• and
• a resilient member surrounding the guide rod and interposed between the top of the cylindrical electrode member and the top of the cylindrical housing member to resiliently move the cylindrical electrode member back and forth along the guide rod, wherein the resilient member abuts against the protruding portion at the top of the cylindrical electrode member;
• wherein the cylindrical housing member has a first protruding portion formed on an inner surface of the cylindrical housing member that allows the protruding portion of the cylindrical electrode member to engage with the cylindrical housing member, and a second protruding portion formed on an outer surface of the cylindrical housing member that allows the cylindrical housing member to engage with a base plate.

An apparatus for measuring impedances of a human body, comprising:

• a plurality of base plates provided radially with a predetermined distance between two adjacent base plates, each of which base plates has a plurality of electrode holes and a plurality of first needle holes, the electrode holes and the first needle holes being mounted alternately with respect to the center of base plates;
• a plurality of electrode devices mounted to the electrode holes;
• and
• first and second electrical lines connected to the electrode holes alternately,
• wherein each of the electrode devices comprises:
• a cylindrical housing member having an opening at a bottom thereof;
• a guide rod that has first and second ends, that extends from an inner surface of a top of the cylindrical housing member such that the first end of the guide rod is disposed at the inner surface, and that extends through the opening of the bottom of the cylindrical housing member;
• a cylindrical electrode member having an opening at a top thereof and configured to be pressed against a skin of a human body to move back and forth through the opening of the bottom of the cylindrical housing member along the guide rod, the cylindrical electrode member being disposed around the guide rod, and the cylindrical electrode member having a protruding portion formed at the top thereof that allows the cylindrical electrode member to engage with the cylindrical housing member;
• and
• a resilient member surrounding the guide rod and interposed between the top of the cylindrical electrode member and the top of the cylindrical housing member to resiliently move the cylindrical electrode member back and forth along the guide rod, wherein the resilient member abuts against the protruding portion at the top of the cylindrical electrode member;
• wherein the cylindrical housing member has a first protruding portion formed on an inner surface of the cylindrical housing member that allows the protruding portion of the cylindrical electrode member to engage with the cylindrical housing member, and a second protruding portion formed on an outer surface of the cylindrical housing member that allows the cylindrical housing member to engage with a base plate.

An apparatus for measuring impedances of a human body, comprising:

• a base plate having a plurality of radial holes provided radially with a predetermined distance between two adjacent holes, the base plate having a plurality of electrode holes and a plurality of first needle holes between two adjacent radial holes;
• a plurality of electrode devices mounted to the electrode holes;
• and
• first and second electrical lines connected to the electrode devices alternately,
• wherein the electrode holes and the first needle holes are mounted alternately, and
• wherein each of the electrode devices comprises:
• a cylindrical housing member having an opening at a bottom thereof;
• a guide rod that has first and second ends, that extends from an inner surface of a top of the cylindrical housing member such that the first end of the guide rod is disposed at the inner surface, and that extends through the opening of the bottom of the cylindrical housing member;
• a cylindrical electrode member having an opening at a top thereof and configured to be pressed against a skin of a human body to move back and forth through the opening of the bottom of the cylindrical housing member along the guide rod, the cylindrical electrode member being disposed around the guide rod, and the cylindrical electrode member having a protruding portion formed at the top thereof that allows the cylindrical electrode member to engage with the cylindrical housing member;
• and
• a resilient member surrounding the guide rod and interposed between the top of the cylindrical electrode member and the top of the cylindrical housing member to resiliently move the cylindrical electrode member back and forth along the guide rod, wherein the resilient member abuts against the protruding portion at the top of the cylindrical electrode member;
• wherein the cylindrical housing member has a first protruding portion formed on an inner surface of the cylindrical housing member that allows the protruding portion of the cylindrical electrode member to engage with the cylindrical housing member, and a second protruding portion formed on an outer surface of the cylindrical housing member that allows the cylindrical housing member to engage with a base plate.