The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 20, 1984
Filed:
Feb. 01, 1982
Janome Sewing Machine Co., Ltd., Tokyo, JP;
Abstract
A suturing instrument for a surgical operation includes a suturing portion having a base, a vertically reciprocating needle holder carrying a needle with an upper thread, a device for supplying a predetermined amount of the upper thread to the needle and a loop taker supported in the base for turnable movement relative thereto and operative for catching a thread loop formed on the needle. The device for supplying the upper thread, the loop taker and the needle holder are activated for sequential operation by a control portion of the instrument which includes a fluid drive device connected to the suturing portion and including a plurality of hydraulic cylinders. The control portion is activated by a manually operated switch which actuates an electric circuit and a switching device operating a plurality of the cylinders for sequentially imparting the reciprocating movements to the needle, the loop taker and the thread supplying device.