FIELD: medicine.
SUBSTANCE: invention relates to medical equipment. Apparatus for stapling tissue includes a head assembly, a handle actuator in communication with the head assembly, and a staple cartridge. Head assembly is operable to drive a plurality of staples in response to actuating the handle actuator. Staple cartridge is in communication with the head assembly. Staple cartridge comprises a first annular ring of apertures and a second ring of apertures. First annular ring of apertures includes apertures having a different size from the second annular ring of apertures, such that the apertures accommodate staples having different crown lengths. Staples include pledgets that are configured to provide a greater staple area.
EFFECT: surgical stapler with varying staple widths along different circumferences is disclosed.
4 cl, 20 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| MOTOR DRIVEN ROTARY INPUT CIRCULAR STAPLER WITH MODULAR END EFFECTOR | 2013 |
|
RU2673376C2 |
| PIVOTING ANVIL FOR SURGICAL CIRCULAR STAPLER | 2013 |
|
RU2651095C2 |
| TRANS-ORAL CIRCULAR ANVIL INTRODUCTION SYSTEM WITH DILATION FEATURE | 2013 |
|
RU2655117C2 |
| SURGICAL STAPLER WITH BUILT-IN SWAB FOR TIP DISCONNECTION | 2013 |
|
RU2640949C2 |
| STAPLE CARTRIDGE WITH VARIABLE WIDTH OF STAPLE HEAD ALONG CURVE | 2016 |
|
RU2729530C2 |
| CIRCULAR STAPLER WITH SELECTABLE MOTORIZED AND MANUAL CONTROL | 2013 |
|
RU2676523C2 |
| SURGICAL STAPLER WITH ROTARY CAM DRIVE | 2014 |
|
RU2670698C9 |
| SURGICAL STAPLING INSTRUMENT WITH END BRACKET LOCATED ACROSS CENTRAL LINE | 2016 |
|
RU2728699C2 |
| SURGICAL STAPLING INSTRUMENT WITH DRIVE ASSEMBLY HAVING TOGGLE FEATURES | 2014 |
|
RU2677085C2 |
| CIRCULAR STAPLER WITH SELECTABLE MOTORISED AND MANUAL CONTROL, INCLUDING CONTROL RING | 2013 |
|
RU2653993C2 |
