Intocare Medical Technology (Suzhou) Co., Ltd

Suzhou Intocare Medical Technology Co., Ltd.

Yunfeng Du

Hui Zhang

Dianchen Liu

Bingchao Zhou

Aiyu Huang

Ronghua Xu

Daping Li

A surgical instrument, including an openable/closable staple cartridge and a staple anvil. The staple cartridge has a staple cartridge surface facing the staple anvil (). The staple cartridge is further provided with a staple recess extending in a direction perpendicular to the staple cartridge surface. A staple and a staple pushing piece are accommodated in the staple recess. The staple pushing piece is arranged at the side of the staple away from the staple cartridge surface, and the staple pushing piece is provided with a staple pushing surface used for contacting the staple so as to push the staple. The staple cartridge is configured such that when the staple pushing piece pushes the staple towards the staple anvil to move to a maximum displacement position, the staple pushing surface of the staple pushing piece is flush with the staple cartridge surface or lower than the staple cartridge surface.

Surgical instrument

A clip-cartridge assembly and a clip applicator are provided. The clip-cartridge assembly includes a clip-cartridge, a clip delivery device, and a clip jaw provided on a side of the clip-cartridge. The clip-cartridge includes an accommodation cavity for placing a ligation clip and the clip delivery device; the clip delivery device includes an elastic member and a clip pushing block for pushing the ligation clip within the accommodation cavity to move; and if the clip jaw is closed, the elastic member, by an elastic force of the elastic member, drives the clip pushing block to move in a movement direction toward the clip jaw.

Clip-cartridge assembly and clip applicator

Provided is a surgical stapler (), said surgical stapler () comprising an end effector (), a closure mechanism (), a first drive mechanism (), and a cutting apparatus. The end effector () comprises a staple compartment assembly () and a staple anvil (); surgical staples are provided in the staple compartment assembly (); the closure mechanism () is configured to drive the staple compartment assembly () and the staple anvil () into joining so as to hold a target tissue; a staple pushing assembly is configured to suture the target tissue by pushing the surgical staple from the staple compartment assembly () into the target tissue; the first drive mechanism () is configured such that: during the closure phase, the first drive mechanism () is removably connected to the closure mechanism () so as to drive the closure mechanism () to close the end effector (); in the staple pushing phase after the closure phase, the first drive mechanism () separates from the closure mechanism () and drives the staple pushing assembly to push the surgical staple out of the staple compartment assembly (); the cutting apparatus is configured to cut the target tissue during the cutting phase after the target tissue as a whole has been sutured under the drive of the first drive mechanism ().

Surgical stapler

A medical apparatus is provided. The medical apparatus includes: a clamp, a work head, and a handle. The work head is connected to the clamp and the handle; the work head includes a casing, a firing forcing member, a firing rod connected to the firing forcing member, a receiving cavity, a clip-cartridge assembly configured for delivering ligation clips to the clamp. An inner cavity communicating with the receiving cavity is formed in the casing, the casing has an opening formed at a side of the inner cavity, and the clip-cartridge assembly passes through the inner cavity via the opening to be inserted into the receiving cavity.

Medical apparatus

A medical apparatus, including a clamp, a work head and a handle; the work head includes a casing, a firing forcing member, a firing rod, a receiving cavity, and a clip-cartridge assembly; an inner cavity communicating with the receiving cavity is formed in the casing; a positioning block is arranged in the inner cavity; the firing forcing member includes a toggle piece and a movable member, the toggle piece having a first connecting part, a second connecting part, and a third connecting part; in condition that the positioning block moves forwards, the toggle piece rotates towards the clamp through the first connecting part to drive the firing rod to control the clamp to open; and in condition that the positioning block moves backwards, the toggle piece rotates towards the handle through the first connecting part to drive the firing rod to control the clamp to close.

A surgical instrument and a linear surgical stapler are provided. The instrument includes: a suturing mechanism including an anvil assembly and a mounting part for mounting a staple cartridge assembly, in which the staple cartridge assembly includes a staple cartridge for accommodating staples, and the anvil assembly includes an anvil matched with the staple cartridge; a staple pushing assembly, configured to push the staples so that the staples are sequentially fired; a transmission assembly, configured for driving the staple cartridge assembly to move relative to the anvil assembly and driving the staple pushing assembly to move to push the staples; and a drive assembly, connected to the transmission assembly and configured for driving the transmission assembly to move.

Surgical instrument and linear stapler

A medical apparatus, including a clamp, a work head and a handle. The work head is connected to the clamp and the handle and includes: a casing, a firing forcing member, a firing rod connected to the firing forcing member, a receiving cavity arranged at a side of the firing rod, and a clip-cartridge assembly; the clip-cartridge assembly being arranged in the receiving cavity and configured for delivering ligation clips to the clamp. An inner cavity communicating with the receiving cavity is formed in the casing. The firing rod is connected to the firing forcing member and the clamp respectively, and the firing forcing member drives the firing rod to move so as to open or close the clamp. The medical apparatus further includes a limiting member, which is configured for preventing at least one of the clip-cartridge assembly and/or a driving assembly from exceeding a stroke range.

An electric surgical stapler including a handle and a working head. The handle has a handle body, a driving motor, and a control unit for controlling the driving motor to operate. The working head includes an anvil, a cartridge, a closing mechanism, a firing mechanism, a housing for accommodating the closing mechanism and the firing mechanism, a closing limit switch configured to transmit information of a closing stroke of the closing mechanism to the control unit, and a pressure sensor configured to transmit a pressure value applied to a squeezed tissue during closing to the control unit. The control unit is configured to transmit an instruction of controlling the driving motor to drive movement of the firing mechanism, when the closing limit switch is triggered and the pressure value transmitted by the pressure sensor meets a preset standard.

Electric surgical stapler

An electric surgical stapler and a method for controlling closing and firing of the electric surgical stapler are disclosed. The electric surgical stapler includes: a driving motor, having an output shaft; a working head, including an anvil, a cartridge, a closing mechanism, a firing mechanism, a closing limit switch, and a firing safety switch, wherein the closing limit switch is configured to detect a closing stroke of the closing mechanism, the firing safety switch has a closing position and a firing position, the firing safety switch is configured to allow the output shaft to transmit power to the closing mechanism when the firing safety switch is at the closing position, and the firing safety switch is configured to allow the output shaft to transmit power to the firing mechanism when the firing safety switch is at the firing position; and a control unit, including: a working head identifying module; a motor control module; a closing and firing control module, configured to receive information transmitted from the closing limit switch and the firing safety switch; a closing switch; and an opening switch. The control unit is provided with a plurality of modules, and is able to communicate with the working head in real time, to avoid abnormal or fault operations during surgery, and to improve security in use.

The present disclosure relates to an electric surgical stapler, including a handle the handle having a handle body, a driving motor and a control unit for controlling the driving motor to operate; a working head, including an anvil, a cartridge, a closing mechanism, a firing mechanism, a housing for accommodating the closing mechanism and the firing mechanism, a closing limit switch, and a closing height adjustment shift switch configured to transmit information of a closing height control shift to the control unit, wherein during closing, the control unit is configured to control the closing mechanism to move until the closing limit switch is triggered so that a closing distance between the anvil and the cartridge is at a preset closing height, and the control unit is further configured to control the closing mechanism to move after receiving information transmitted from the closing limit switch, so that the closing distance between the anvil and the cartridge is adjusted to be consistent with a preset closing distance corresponding to a current shift of the closing height adjustment shift switch. Since a certain distance is closed in advance, clearances in the transmission mechanism have been eliminated, and the adjustment of the closing height can be accurately implemented to achieve desired closing height.

Growing community of inventors

Suzhou, China

Yunfeng Du