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©2012 Terumo BCT, Inc.  

 

 

 

Page 1 of 14

 

 

 

 

 

PN 306620452

 

TSCD

®

 II Sterile Tubing Welder  

Example Standard Operating Procedure  

Overview 

This document is an example of a standard operating procedure (SOP) for the 
TSCD II Sterile Tubing Welder. You may reference this document when writing an 
SOP that meets your facility’s requirements. 

For complete information about 

using the TSCD II Sterile Tubing Welder, including Warnings and Cautions, 
refer to the TSCD

®

 II Sterile Tubing Welder Operating Instructions included 

with purchase.  

 

Table of 
Contents 

Page 

10 

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11 

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12 

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13 

14 

 

Principle of Operation 

Applications for Use 

Materials 

Operating Procedure Flow Chart 

Operating Procedures 

Setting Up the Device 

Replacing the Wafer Cassette (Cartridge)  

Placing the Tubing 

Performing a Weld 

Inspecting the Integrity of the Weld  

Removing and Attaching the Cover 

Assembling and Attaching the Bag Support Shelves 

Maintenance Procedures 

Cleaning Surfaces 

Cleaning the Clamps 

Cleaning the Wafer Cassette (Cartridge) Compartment 

Replacing the Air Filter 

Replacing the Fuses 

Emptying and Cleaning the Wafer Disposal Box 

Setting Parameters 

 

Principle of 
Operation 

The collection and processing of blood products often requires manipulation and 
transfer of the blood products among various containers. The TSCD II device offers 
technology for connecting sterile blood product containers while maintaining a sterile 
fluid pathway and a closed system.   

In this system, two lengths of tubing are secured parallel to each other in the clamps 
of the TSCD II device.  A TSCD wafer that has been heated to approximately 300 °C 
(572 °F) cuts through the two lengths of tubing. The section of tubing held in the left 
front clamp is moved along the wafer until it is aligned directly across from the 
section of tubing held by the right rear clamp. At this point the wafer is retracted, the 
clamps push the tubing together, and the two sections of tubing are welded together 
by the fusion of polyvinyl chloride (PVC) material.  

Summary of Contents for TSCD II

Page 1: ...pport Shelves Maintenance Procedures Cleaning Surfaces Cleaning the Clamps Cleaning the Wafer Cassette Cartridge Compartment Replacing the Air Filter Replacing the Fuses Emptying and Cleaning the Wafe...

Page 2: ...products Prepare an aliquot for pediatric use and divided units For example attach a syringe set or a set of bags to prepare aliquots of whole blood red blood cells or plasma Connect additional saline...

Page 3: ...e inch beyond the outer edge of both clamps Close the clamp covers Press the START button to initiate the welding cycle After the device beeps and the message WELD COMPLETE OPEN CLAMPS appears on the...

Page 4: ...ide the box forward to remove it from the device c Discard the used wafers into an appropriate container Caution Wafers that have been used on tubing that contained blood products should be considered...

Page 5: ...the back edge of the new wafer cartridge cassette until it snaps into place 7 Press the RESET button to align the clamps and to advance an unused wafer if one is not already in place Note While the w...

Page 6: ...inch beyond the outer edge of the clamps Performing a Weld Step Action 1 Press the START button The message Heating wafer shows on the LCD display After the wafer reaches the required temperature the...

Page 7: ...lt in welds that seem misaligned This is generally acceptable as long as the weld opens easily and no leaks occur 3 Pinch or roll the tubing until the fluid pathway opens Caution Do not abuse the weld...

Page 8: ...from the device Attaching the cover 1 Hold the cover in a vertical position over the back of device 2 Slide the cover down into the hinge sockets until the cover snaps into place Assembling and Attac...

Page 9: ...d be pointing outward away from the center support of the shelves Attach the remaining three feet in the same way Attaching the bag support shelves to the device 1 Insert the rollers of the first bag...

Page 10: ...es of the device Cleaning Surfaces Step Action Surface cleaning is recommended on an as needed basis Surfaces of the device may be cleaned with a cloth dampened with a neutral detergent or isopropyl a...

Page 11: ...ps in the following areas The clamp covers The tubing holder slots and teeth Cleaning the Wafer Cassette Cartridge Compartment Step Action Wafer cassette cartridge compartment cleaning is recommended...

Page 12: ...being careful not to bend the four claws that hold the air filter in place 4 Clean the filter case with a foam applicator a cotton swab or a cloth dampened with a mild detergent or isopropyl alcohol...

Page 13: ...ay indicates DISPOSAL BOX FULL Normal operations cannot resume until the wafer disposal box has been emptied Removing and emptying the wafer disposal box 1 Pull on the insert on the front of the box t...

Page 14: ...Note The TSCD II device has two photo sensors that align with the slots on the wafer disposal box when it is inserted properly The photo sensors send a message to the LCD display when the box needs to...

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