The Improved Therapeutic Option for Dogs & Cats to Bypass Ureteral Obstructions
The Subcutaneous Ureteral Bypass (SUB™) device is a unique system designed for use in veterinary patients; dogs and cats. The device consists of two (2) locking loop pigtail catheters; one is placed in the kidney and one is placed in the bladder, and a titanium Shunting SwirlPort™. The SUB™ is packaged as a sterile kit, complete with several components (listed below) and instructions for use for your convenience.
The SUB is packaged as a sterile kit with surgical suggestions and instructions for use. A complete surgical video and SUB nephrostomy placement video that compliments the printed instruction guide are available on YouTube:
INCLUDED IN THE KIT
SwirlPort Shunting Access Port, 2 x Locking Loop Catheters (1 for kidney, 1 for bladder), .035” J-Tip Guidewire, 2 x Posi-grip Huber Point Needles, RA Huber Needle Infusion Set, IV Catheter, Accessories
NOT INCLUDED in the kit –Optional Extras
Sterile cyanoacrylate tissue glue
Downloads
Shunting SwirlPort
- Low-profile
- Light weight
- Spherical chamber provides superior flow
Locking-Loop Catheters
- Custom design with small, 8mm diameter locking pigtail
- Gradually tapered tip reduces trauma and eases insertion
- Metal stiffening cannula eases placement in kidney and bladder
- Radiopaque, medical grade plastic with embedded marker band ensures visibility under fluoroscopy
- Silicone/Dacron Cuff secures catheters and prevents dislodgment
Available in 2 sizes, the SUB™ SYSTEM ships sterile with Surgical Suggestions
Choose the appropriate size
SUB2-2001K – for use in cats and small dogs
– 1 x Shunting SwirlPort™ w/Catheter Securement Boots (2)
– 2 x 6.5F x 20cm Locking Loop Catheter w/Hollow cannula
– 1 x 0.035” x 45cm J-tip Guidewire
– 2 x 22G Posi-Grip Huber Needles
– 1 x 22G Huber Needle Infusion Set
– 1 x 18G Over-the-Needle Catheter
– Accessories (extra boots (2), cuff (1), and sleeve (1))
– Surgical Instructions
SUB2-2002K – for use in larger dogs
– 1 x Shunting SwirlPort™ w/Catheter Securement Boots (2)
– 2 x 6.5F x 35cm Locking Loop Catheter w/Hollow cannula
– 1 x 0.035” J-tip Guidewire
– 2 x 22G Posi-Grip Huber Needles
– 1 x 22G Huber Needle Infusion Set
– 1 x 18G Over-the-Needle Catheter
– Accessories (extra boots (2), cuff (1), and sleeve (1))
– Surgical Instructions
SUB2-3001K – for use in cats and dogs, typically for obstructive neoplasia
– 1 x Shunting PantsPort™ w/Catheter Securement Boots (3)
– 3 x 6.5F x 20cm Locking Loop Catheter w/Hollow cannula
– 1 x 0.035” x 45cm J-tip Guidewire
– 2 x 22G Posi-Grip Huber Needles
– 1 x 22G Huber Needle Infusion Set
– 2 x 18G Over-the-Needle Catheter
– Accessories (extra boots (2), cuff (1), and sleeve (1))
– Surgical Instructions
Indications for using the SUB include:
- Ureteral Obstruction associated with Ureteral Stone Disease
- Ureteral Strictures – the abnormal narrowing of the ureter
- Ureteral Stent Reaction
- Ureteral Stent Intolerance
- Malignant Obstructions

Advanced Technology for Companion Pets
SUB™ 3.0
a Subcutaneous Ureteral ByPass System
SUB™ 2.0
a Subcutaneous Ureteral ByPass System
SUB™ Flush Kit
for Preventing Occlusion & Biofilm Formation in the SUB System
T-FloLoc™
Catheter Flushing & Locking Solution for Patency & Infection Control
CompanionPort™
a Vascular Access Port for Companion Pets
PleuralPort™
for Intracavitary Drainage
PleuralPort™ Drainage Kit
for draining the PleuralPort System
AUS™
for Canine Incontinence
HSO™
for pets with IHPSS
Needles & Accessories

