Abstract:The use of the vascular interventional robot appears safe and feasible for vascular interventional surgery. VIR can offer radiation safety to surgeon and enhance surgical accuracy.
“…RVIS (Robot-assisted VIS) has many advantages compared to conventional VIS [3][4][5][6][7]. First, surgeons could control the robot outside of the operating room by remote operation, which can avoid X-ray irradiation.…”
It is of great value to design and develop CoR (Catheter-operating Robot) that can substitute a physician to manipulate a catheter in robotic-assisted vascular surgery. In this paper, we designed a new two-fingered CoR to simulate the catheter manipulation by a surgeon with thumb and forefinger, where the rotation and twist motions of the robotic fingers can achieve the conventional push / pull and rotation operation of the catheter respectively, and the open/close motion can achieve the rapid replacement of the catheter or operator. With the novel 'parts reuse' design, as few parts as possible are employed to achieve the two-finger movement in the mechanism structure, which lays a foundation for the miniaturization of the CoR in future. This paper first introduces the design and development of the proposed CoR, and then develops a CoR prototype. The operation precision of the CoR is analyzed by a quantitative experiment, and then a vitro-experiment is carried out to evaluate the validity of CoR in the robot assisted VIS with a glass vascular model. The experimental results show that CoR has the advantages of flexible control and high positioning accuracy, which is convenient for catheter control.
“…RVIS (Robot-assisted VIS) has many advantages compared to conventional VIS [3][4][5][6][7]. First, surgeons could control the robot outside of the operating room by remote operation, which can avoid X-ray irradiation.…”
It is of great value to design and develop CoR (Catheter-operating Robot) that can substitute a physician to manipulate a catheter in robotic-assisted vascular surgery. In this paper, we designed a new two-fingered CoR to simulate the catheter manipulation by a surgeon with thumb and forefinger, where the rotation and twist motions of the robotic fingers can achieve the conventional push / pull and rotation operation of the catheter respectively, and the open/close motion can achieve the rapid replacement of the catheter or operator. With the novel 'parts reuse' design, as few parts as possible are employed to achieve the two-finger movement in the mechanism structure, which lays a foundation for the miniaturization of the CoR in future. This paper first introduces the design and development of the proposed CoR, and then develops a CoR prototype. The operation precision of the CoR is analyzed by a quantitative experiment, and then a vitro-experiment is carried out to evaluate the validity of CoR in the robot assisted VIS with a glass vascular model. The experimental results show that CoR has the advantages of flexible control and high positioning accuracy, which is convenient for catheter control.
“…[14][15][16][17][18][19][20] The Sensei robotic catheter remote control system has been designed to facilitate navigation and positioning of catheters within the cardiovascular system. It consists of the surgeon's workstation, the remote catheter manipulator, and the steerable guide catheter (Artisan; Hansen Medical).…”
Section: Currently Available Robotic Systemsmentioning
Robotic technology may enhance vascular surgical techniques given preclinical evidence and early clinical reports. Further clinical studies are required to quantify its advantages over conventional treatments and define its role in vascular and endovascular surgery.
“…Sometimes, catheter's motion is combined with the two motions. At present, some systems have been designed to assist surgeons on manipulating, such as Beyar VIR, Carlos Tercero VIR, CORS, BUAA VIR [1,[16][17][18], however, the catheter operating systems are all attached to surgical bed or fixed at the tip of passive manipulator, which is inconvenient to position and adjust catheter operating system. Therefore, we try to develop a new catheter system for medical applications on the basis of process analysis of VIS, which consists of 3 parts, workstation, active supporting manipulator, catheter driving unit and tele-operating controller.…”
Section: Introductionmentioning
confidence: 99%
“…Second, it is minimally invasive surgery, so haemorrhage is little and patients only need local anaesthesia and can recover more quickly and stay for a shorter time in hospital. However, VIS introduces many challenges for doctors [1][2][3][4][5][6][7][8][9][10].…”
VIS(Vascular Interventional Surgery), an effective method for cardiovascular and cerebrovascular diseases, is performed under fluoroscopic X-ray guidance. To solve the troubles existing in VIS, in this paper, the total tele-operating VIS system was given in brief, then the novel vascular interventional robot including 5-DOF active supporting manipulator and 2-DOF catheter operating system was introduced detailed on the basis of process analysis of VIS. Considering its application particularity, safety design of the manipulator was mentioned accordingly. Experiment showed that the supporting medical manipulator run smoothly and positioned the catheter operating system accurately, which is essential to the safety of medical robot.
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