0TV64CZ
Restriction Ureter, Right to No Qualifier with Extraluminal Device, Percutaneous Endoscopic Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | T Urinary System |
| Operation | V Restriction |
| Body Part | 6 Ureter, Right |
| Approach | 4 Percutaneous Endoscopic |
| Device | C Extraluminal Device |
| Qualifier | Z No Qualifier |
Operation Definition
Partially closing an orifice or the lumen of a tubular body part
Procedure Overview
Restriction procedures in the urinary system are performed to partially narrow an orifice or the lumen of a tubular structure such as a ureter or the urethra. This family is most commonly encountered in the surgical management of stress urinary incontinence, where a sling, band, or suture technique is used to add resistance at the urethra so that involuntary urine leakage is reduced during coughing, exertion, or sudden movement.
These procedures do not close the passage completely; some degree of flow is preserved, which is what separates restriction from occlusion. Patients typically pursue these options after conservative measures like pelvic floor therapy have not adequately controlled symptoms, or when imaging or urodynamic testing has identified a specific area of the urinary tract that needs mechanical narrowing to function properly.
Anatomy & Axis Detail
Ureter, Right
The right ureter is the muscular tube transporting urine from the renal pelvis to the bladder, and segments of it can become abnormally dilated, tortuous, or refluxing, particularly near the ureterovesical junction. Restriction narrows the lumen at the affected segment, commonly by placing a stent, suture, or band that reduces caliber to correct reflux or redundancy while keeping the passage patent, which sets it apart from an occlusion that would block flow outright. Because the right ureter courses near the iliac vessels, gonadal vessels, and the appendix, the level of narrowing should be documented precisely, whether upper, mid, or lower ureteral, along with the technique used. Coding requires laterality to be specified, and clinicians should distinguish restriction of the ureter proper from restriction performed at the kidney pelvis or bladder, which are separate body parts.
Approach: Percutaneous Endoscopic
Percutaneous Endoscopic combines a puncture through skin or mucous membrane with insertion of an endoscope to visualize the procedure internally, as in laparoscopic cholecystectomy. It is distinguished from plain Percutaneous by the presence of scope-guided visualization, and from Via Natural or Artificial Opening Endoscopic by its route being a new puncture rather than an existing orifice or stoma.
Device: Extraluminal Device
Extraluminal Device describes a device positioned on the outside surface of a tubular or hollow body part rather than within its lumen, such as a vascular banding or external stabilization device. It is the structural counterpart to Intraluminal Device, distinguished by its external placement relative to the vessel or duct wall rather than sitting inside the passageway itself.
Coding & Documentation
Coders should verify that the documentation describes a partial narrowing of the passage, such as placement of a sling or band, or plication of tissue around the urethra or ureter, without complete closure. The device or material used, along with the specific urinary structure treated, must be clearly stated in the operative report to support code assignment. A common error is mistaking Restriction for Occlusion, which is used only when the lumen is completely closed off, or for Supplement when the intent is reinforcement of a wall rather than narrowing of the passage itself.
Documentation should also clarify whether a device remains in place, since that affects whether a device value is reported alongside the procedure.