Robotic surgery is a minimally invasive surgical approach in which the surgeon controls a robotic system through several small incisions. The system translates the surgeon's hand movements into precise, tremor-filtered motion of miniature instruments inside the body, with a magnified three-dimensional view of the surgical field.
Last medical review: 2026
How does the robotic system work?
The surgeon sits at a control console and directs, in real time, the instruments mounted on the robotic arms. The system does not operate autonomously — every movement is controlled by the surgeon; the robot simply extends the capability of the human hand, giving the instruments a 360-degree range of motion that is not achievable with conventional laparoscopy.
Which urologic operations use robotic surgery?
In urology, robotic surgery is used across a wide range of conditions, including radical prostatectomy for prostate cancer, partial and radical nephrectomy for kidney cancer, radical cystectomy for muscle-invasive bladder cancer, and a number of reconstructive procedures of the urinary tract.
Potential advantages of robotic surgery
Compared with open surgery, robotic access typically involves small incisions rather than a large opening, generally less intraoperative blood loss, and often faster recovery and shorter hospital stay. The high-precision, magnified three-dimensional view can support preservation of nerve bundles and surrounding tissue where anatomically appropriate. These are potential benefits rather than guarantees, and outcomes depend on the individual patient and procedure.
Does the robotic approach change cancer outcomes?
The goal of robotic surgery in cancer treatment is the same as in open surgery — complete tumor removal in line with oncologic principles. The advantage of the robotic approach lies in achieving this goal with greater precision and less trauma to surrounding tissue, not in a fundamentally different cancer-control outcome. Robotic access does not by itself guarantee superior cancer control, continence, or sexual function.
Open, laparoscopic, or robotic — what is the difference?
In open surgery, the surgeon works through a large incision with direct hand access. Laparoscopy uses small incisions but limits instrument mobility and provides a two-dimensional image. The robotic system combines the minimally invasive nature of laparoscopy with three-dimensional vision and full instrument mobility, which is particularly valuable during complex reconstructive steps of an operation.
Who is a candidate for robotic surgery?
Suitability is determined individually based on diagnosis, disease stage, anatomy, and the patient's general health. A final decision is made only after an in-person evaluation and review of all diagnostic findings.
How should a patient prepare, and what does recovery look like?
Preparation includes a full work-up — laboratory tests, imaging such as MRI or CT, anesthesia consultation, and assessment of comorbidities — along with detailed instructions on diet and medication before surgery. Because the approach is minimally invasive, most patients are mobilized within the first day after surgery. Hospital stay is generally shorter than after open surgery, and return to routine activity tends to be faster, though exact timelines depend on the specific procedure and individual recovery.
What are the risks?
Like any surgical procedure, robotic surgery carries risks, including bleeding, infection, and anesthesia-related complications. All risks are discussed with the patient before surgery based on their individual situation. In select cases, due to anatomical findings or events during surgery, the surgeon may convert to an open approach — a standard safety precaution, not a sign of a complication.
Why does surgeon experience matter?
Outcomes of robotic surgery are closely tied to the surgeon's experience and case volume with the specific procedure. Extensive personal experience supports more accurate anticipation of the operative course, lower risk, and better functional and oncologic outcomes.
Frequently asked questions
Is robotic surgery more expensive than open surgery?
Costs vary by procedure, hospital, and country, and should be discussed directly with the treating institution. The choice of approach should be based on clinical suitability, not cost alone.
How long does a robotic operation take?
Duration depends on the specific procedure, the complexity of the case, and the patient's anatomy, and is best discussed individually with the surgical team.
Does the robot operate automatically?
No. The robotic system has no autonomous function — every instrument movement is directed in real time by the surgeon at the control console.
This content is for general information only and does not replace individualized medical evaluation. Prepared and medically reviewed by Professor Cenk Acar, Urologic Oncologist.