Concord Surgical Instruments Manufacturers 5040 Commercial Cir # A H.S. International Co., Inc. - Fully Integrated Manufacturer of unique micro-surgical ophtalmic instruments - for anterior and posterior segments of human eye. Reusable and Disposable Laparoscopic Scissors are also included into the product line. HSI has been founded by Henry Shapiro. Concord CA Surgical Instruments Manufacturers H S Intl Inc www.hsisurgical.com H.S. International hsisurgical hsinternational vitrector vitrectors vitrectomy microsurgical anterior posterior surgical instruments surgery micro-surgical shapiro henry shapiro laparascopy laparoscopic infusion reusable disposable H.S. International hsisurgical hsinternational vitrector vitrectors vitrectomy microsurgical anterior posterior surgical instruments surgery micro-surgical shapiro henry shapiro laparascopy laparoscopic infusion reusable disposable Business Reviews H S Intl Inc Testimonials