A medical wound closure device for portable and single usage is provided. The device has first and second approximation members supported by a housing, a wound closure mechanism supported for translation within the housing by a translational drive mechanism and configured to insert at least one fastener into tissue to close the wound, and a controller configured to operate the translational drive mechanism to move the wound closure mechanism relative to the housing, and operate the wound closure mechanism to insert the at least one fastener. Automatic suturing mechanisms are provided. A method of closing a wound using a device is also provided.
