Feline / Canine Masks
: 9, 19-20/F, Building 7A, 9F Building 7D,.
| connector_size | 15mm (3/5 in) standard |
| diaphragm_type | flexible, replaceable rubber |
| visualization | full visualization through plastic cone |
| fit_type | leak-free |
| included_strings | four strings included in larger four masks |
| available_configurations | Six sizes available, one set of 6pcs with packing case |
| Model | Description |
|---|---|
| RWD-68637 | Small Feline Mask, 44mm(OD)*22mm(ID)*24mm(Depth) |
| RWD-68638 | Medium Feline Mask, 57mm(OD)*30mm(ID)*29mm(Depth) |
| RWD-68639 | Large Feline Mask, 60mm(OD)*33mm(ID)*35mm(Depth) |
| RWD-68640 | Small Canine Mask, 87mm(OD)*30mm(ID)*73mm(Depth) |
| RWD-68641 | Medium Canine Mask, 110mm(OD)*42mm(ID)*97mm(Depth) |
| RWD-68642 | Large Canine Mask, 130mm(OD)*54mm(ID)*121mm(Depth) |
| RWD-68643 | Feline/Canine Mask Set of 6 pcs |
These masks provide a convenient way of artificial ventilation or administration of anesthetic gases to Feline or Canine patients and feature a high-quality plastic cone for full visualization and a highly flexible, replaceable rubber diaphragm for a leak-free fit. One end with a standard 15mm (3/5 in) connector fits all breathing circuits, while the other end has a soft flexible rubber diaphragm that molds itself to the contours of the patient's snout. Two sizes are available.Six sizes (four strings are included in the larger four masks) and one set of 6pcs (one packing case is included) are available.
Manufacturer Source: https://www.rwdstco.com/product-item/cone-masks/
How It Works
The anesthesia mask operates through direct interface coupling between the anesthetic delivery system and the patient's respiratory tract. The standard 15mm connector interfaces with breathing circuits to deliver precisely controlled gas mixtures, while the conical design directs anesthetic gases efficiently toward the patient's nares and mouth.
The flexible rubber diaphragm creates a dynamic seal that adapts to individual anatomical variations in snout morphology, minimizing dead space while preventing gas leakage. The transparent plastic construction enables continuous visual assessment of respiratory patterns, mucous membrane color, and airway patency throughout the procedure.
Gas flow dynamics within the mask create a positive pressure environment that facilitates controlled ventilation when connected to mechanical ventilators or anesthesia machines, while the anatomically-contoured design reduces patient stress and maintains physiological breathing patterns during spontaneous ventilation.
Features & Benefits
connector_size
- 15mm (3/5 in) standard
diaphragm_type
- flexible, replaceable rubber
visualization
- full visualization through plastic cone
fit_type
- leak-free
included_strings
- four strings included in larger four masks
available_configurations
- Six sizes available, one set of 6pcs with packing case
Size
- Large
- Medium
- Small
Automation Level
- manual
Material
- Plastic
- rubber
Brand
- RWD
Research Domain
- Behavioral Pharmacology
- Cancer Research
- Cardiovascular Research
- Developmental Biology
- Neuroscience
- Pain Research
Species
- Cat
- Dog
Weight
- 0.44 kg
Dimensions
- L: 15.9 mm
- W: 18.2 mm
- H: 15.4 mm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Size Range | Six sizes from 44mm to 130mm outer diameter | Limited size options, often 3-4 sizes available | Enables precise fitting across the full range of feline and canine subjects from kittens to large breed dogs. |
| Diaphragm Design | Flexible, replaceable rubber diaphragm | Fixed rigid seals or non-replaceable soft components | Adapts to individual anatomical variations while allowing component replacement for extended service life. |
| Visualization | Full transparency through plastic cone | Partially opaque or colored materials | Permits continuous assessment of mucous membrane color and respiratory patterns during procedures. |
| Connector Compatibility | Standard 15mm universal connector | Proprietary or non-standard connection systems | Ensures compatibility with all standard breathing circuits and anesthesia equipment. |
This mask system provides comprehensive size coverage with replaceable components and universal connectivity. The transparent construction and flexible diaphragm design address key challenges in veterinary anesthesia delivery for research applications.
Practical Tips
Test mask fit before initiating anesthesia by gently placing the mask and observing respiratory effort.
Why: Proper sizing reduces patient stress and ensures efficient gas delivery.
Always verify diaphragm integrity before each procedure and replace if cracking or hardening is observed.
Why: Damaged diaphragms can create gas leaks that compromise anesthetic depth and patient safety.
Clean masks immediately after use and allow complete drying before storage to prevent microbial growth.
Why: Prompt cleaning maintains material integrity and prevents cross-contamination between subjects.
Periodically verify breathing circuit connections for proper seal and absence of leaks using standard pressure testing.
Why: Connection integrity affects anesthetic gas delivery precision and patient monitoring accuracy.
If excessive resistance to breathing is observed, check for diaphragm over-compression or mask size mismatch.
Why: Proper fit should allow normal respiratory effort while maintaining adequate seal.
Document mask size and fit quality in procedure records to facilitate consistent anesthetic delivery across study sessions.
Why: Standardized equipment selection reduces variability in anesthetic protocols and experimental outcomes.
Use reinforcement strings in larger masks to maintain stable positioning during extended procedures.
Why: Stable mask position prevents gas leaks and maintains consistent anesthetic delivery throughout long surgeries.
Setup Guide
What’s in the Box
- Selected anesthesia mask(s) based on ordered configuration
- Replacement rubber diaphragm components
- Reinforcement strings (for larger four mask sizes)
- Storage case (when ordering complete 6-piece set)
- User instruction manual (typical)
- Cleaning and maintenance guidelines (typical)
Warranty
ConductScience provides a standard one-year manufacturer warranty covering defects in materials and workmanship, with technical support for proper use and maintenance procedures.
Compliance
What size mask should I select for a 25kg adult dog?
For a 25kg adult dog, the large canine mask (RWD-68642, 130mm OD/54mm ID) is typically appropriate, though final selection should be based on individual snout dimensions rather than body weight.
Can these masks be sterilized between procedures?
Yes, both the plastic cone and rubber diaphragm can be sterilized using standard autoclave cycles or chemical disinfection methods appropriate for medical plastics and rubber.
How do I minimize dead space during anesthesia?
Select the smallest mask size that still provides adequate seal around the nares, and ensure the rubber diaphragm contacts the facial contours without gaps or excessive compression.
Are replacement diaphragms available separately?
The product features replaceable rubber diaphragms, though availability of individual replacement components should be confirmed with the supplier.
What anesthetic flow rates are appropriate with these masks?
Flow rates depend on patient size and anesthetic protocol; consult veterinary anesthesia guidelines for species-specific recommendations based on body weight and metabolic requirements.
Can these masks be used with mechanical ventilators?
Yes, the standard 15mm connector is compatible with mechanical ventilators, though positive pressure settings should be adjusted appropriately for the patient size and mask dead space.
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