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After incidents of frequent IV line failures surfaced, The Hindu tracked the problem for 2 months and reached out to authorities medical doctors throughout the State. Several of them, together with these working in hospitals within the State capital, Chennai, confirmed incidents during which IV cannulas had damaged, leaving fragments lodged in sufferers’ veins. Most circumstances required imaging help and minor surgical procedures to retrieve the retained catheter components. Similar high quality points with central venous traces utilized in nephrology departments have additionally been reported in a delta district.
Intravenous cannulas are used to manage fluids and medicines immediately right into a vein. It has a pointy steel needle, known as a stylet, that pierces the pores and skin and vein to information a plastic tube (the cannula) into the vein. Once the cannula is in place, the steel needle is eliminated, leaving the plastic tube contained in the vein to permit steady supply of fluids or medicines.
Surgical intervention
A senior physician from a district in north Tamil Nadu witnessed two such incidents lately. “In one affected person, after the IV fluid administration was accomplished, we tried to take away the cannula. However, it broke, and the plastic section remained inside. Under native anaesthesia, we made an incision and eliminated it. In one other affected person, the steel tip broke and remained within the vein. We took the affected person to the operation theatre, and underneath IV anaesthesia, we probed and retrieved it with the surgeon’s assist,” the physician mentioned, requesting anonymity.
Another physician in Chennai mentioned some cannulas had damaged even throughout routine dealing with. “There have been cases throughout elimination and whereas altering IV units. They go away fragments inside, and now we have eliminated the damaged components by means of minor surgical procedures. We have been noticing such circumstances for the previous 12 months, with round 4 to 5 circumstances per thirty days at our centre,” he mentioned. In one other hospital, a health care provider mentioned such incidents had been occurring at the least twice a month.
While a number of medical doctors acknowledged that different components may additionally contribute to cannula fractures, they mentioned the frequency of such breakages in authorities hospitals gave the impression to be rising primarily resulting from high quality points.
Guidewire malfunctions
Problems have been additionally reported with central venous traces utilized in nephrology departments. A health care provider from central Tamil Nadu described guidewire malfunctions during which the wire typically obtained caught throughout insertion, making it tough to advance or withdraw and rising the chance of vascular damage. “The tissue dilator within the equipment fails to dilate adequately, and the catheter lacks ample stiffness. It bends simply throughout manipulation, notably when the affected person strikes their neck. This compromises catheter positioning, will increase the chance of malfunction, and infrequently necessitates reinsertion,” he mentioned.
Several medical doctors and nurses additionally identified that, in some circumstances, IV infusion units and syringes lacked high quality. In a number of centres, endotracheal tubes used for intubation have been discovered to be of poor high quality, placing sufferers susceptible to vocal twine damage and native necrosis (the demise of tissue in a particular, localised space of the physique).
Sources mentioned that no complaints of this nature have been reported to the Tamil Nadu Medical Services Corporation earlier. Despite repeated makes an attempt, well being officers couldn’t be reached for remark.
Published – November 13, 2025 02:43 pm IST








