Treatments
Robotic Surgery
Robotically assisted surgery is an advanced form of minimally invasive surgery designed to improve precision, control and visualisation during complex operations.
Robotic surgery uses highly manoeuvrable keyhole instruments together with a magnified high-definition 3D view of the operating field. This allows the surgeon to perform delicate movements with a very high degree of control while working through small incisions.
In colorectal surgery, robotic techniques may be particularly helpful in selected rectal cancer operations and other technically demanding procedures where precision around nerves and deep pelvic structures is especially important.
Robotically assisted surgery combines keyhole access with advanced instrument control and enhanced 3D visualisation.
What is robotic surgery?
Robotic surgery is the latest development in minimally invasive, or keyhole, surgery. It uses a robotic surgical platform, such as the da Vinci™ system, which allows the surgeon to control robotic arms fitted with very fine instruments.
These instruments can work through tiny incisions while providing a wide range of movement. At the same time, the surgeon views the operation on a high-definition 3D image, which can improve visual clarity and support precise tissue handling.
Important: the robot does not operate on its own. Every movement is controlled directly by the surgeon at all times.
How does robotically assisted surgery work?
During the operation, the surgeon sits at a dedicated console and controls the robotic arms while viewing the surgical field in a magnified 3D image. The robot translates the surgeon’s hand movements into extremely precise instrument movements inside the body.
The robotic arms are slim, highly dexterous and can rotate with far greater freedom than the human wrist. This can help when operating in narrow spaces such as the pelvis, where fine dissection and nerve preservation are especially important.
Potential benefits of robotic surgery
Early studies comparing robotic surgery with open surgery have suggested a number of possible benefits for selected patients.
Possible benefits compared with open surgery
- Less blood loss
- Less pain after surgery
- Faster discharge from hospital
- Quicker return of bowel function
- Quicker return to a normal diet
- Faster overall recovery
- Smaller scars and improved cosmetic result
Potential benefits in selected rectal cancer surgery
- Lower conversion rate to open surgery
- Fewer major complications in some studies
- Shorter hospital stay
- Earlier return to normal diet
- Quicker return of urinary function
- Quicker return of sexual function
Not every patient is suitable for robotic surgery, and the likely benefits depend on the type of operation, the complexity of the disease, and the experience of the surgical team.
Why can robotic surgery be helpful in colorectal surgery?
In colorectal and especially rectal surgery, the surgeon often works in confined anatomical spaces close to important nerves and blood vessels. Robotic technology can improve dexterity and visualisation, which may make it easier to identify and protect critical structures.
This precision is one reason why robotic surgery has attracted interest for selected rectal cancer procedures, where careful dissection is essential for both cancer treatment and preservation of function.
Why is robotic surgery not available everywhere?
Robotic surgical systems are expensive to purchase, maintain and operate. The capital cost of installing a robotic platform can run well into the millions of pounds, and there are also ongoing costs linked to disposable instruments and servicing.
Although some robotic instruments can be sterilised and reused, they can only be used a limited number of times before replacement is required. This cost has been one of the main reasons why adoption across the UK has historically been slower than in some other healthcare systems.
Robotically assisted surgery in Scotland
Robotically assisted surgery has developed more slowly in Scotland than in some other parts of the world because of the significant investment required. Earlier reports highlighted concern that many patients across the UK were not accessing the potential benefits of newer surgical technologies as quickly as they might have done.
The original development of robotic services in Scotland was linked to major investment and fundraising efforts, with early robotic systems being introduced through specialist centres. This helped lay the groundwork for broader discussion about how robotic services could expand across Scotland over time.
Robotic surgery should be viewed as part of the wider move toward advanced minimally invasive surgery. The most important question is not simply whether a robot is available, but whether it is appropriate and beneficial for the individual patient and procedure.
What should patients know about robotic surgery?
- Robotic surgery is still surgery and carries the same general risks as other operations.
- The robot is controlled entirely by the surgeon and does not make independent decisions.
- It is not automatically the best option for every patient or every condition.
- For suitable patients, it may support precise dissection and a minimally invasive recovery pathway.
- The experience of the surgeon and the wider team remains crucial.
Selected references
- deSouza AL, Prasad LM, Ricci J, Park JJ, Marecik SJ, Zimmern A, Blumetti J, Abcarian H. A comparison of open and robotic total mesorectal excision for rectal adenocarcinoma. Dis Colon Rectum. 2011 Mar;54(3):275-82.
- Park JS, Choi GS, Lim KH, Jang YS, Jun SH. A comparison of robot-assisted, laparoscopic, and open surgery in the treatment of rectal cancer. Surg Endosc. 2011 Jan;25(1):240-8.
- Baik SH, Kwon HY, Kim JS, Hur H, Sohn SK, Cho CH, Kim H. Robotic versus laparoscopic low anterior resection of rectal cancer: short-term outcome of a prospective comparative study. Ann Surg Oncol. 2009 Jun;16(6):1480-7.
- Kim JY, Kim NK, Lee KY, Hur H, Min BS, Kim JH. A comparative study of voiding and sexual function after total mesorectal excision with autonomic nerve preservation for rectal cancer: laparoscopic versus robotic surgery. Ann Surg Oncol. 2012 Aug;19(8):2485-93.
Book a Consultation with Ahmed Alani
If you would like specialist advice on minimally invasive colorectal surgery, rectal cancer surgery, or whether robotic techniques may be relevant to your treatment, you can arrange a private consultation with Ahmed Alani.
A consultation is the best way to discuss your diagnosis, treatment options and whether robotic or other minimally invasive approaches may be appropriate in your case.
You will be taken to the official consultant profile and booking page.