Soft Pet Chew with Nonreactive Sodium Bicarbonate for Oral Health

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Solution Overview

Problem

Existing edible pet chews are hard, brittle, and difficult to digest, leading to potential choking or digestive tract damage, and are ineffective in promoting oral health and eliminating malodorous breath due to their hardness and the incompatibility of ingredients like baking soda.

Innovation Solution

A soft, malleable pet chew formulated with nonreactive sodium bicarbonate, sodium alginate, and other ingredients, including a natural liver flavor, that promotes mastication and is easily digestible, featuring a bone-like shape and color, with sodium bicarbonate reacted with vegetable oil to prevent reactivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If hard, brittle pet chews are used to promote oral health through abrasive action, then plaque and tartar removal is improved, but the chew becomes difficult to digest and causes choking or digestive tract damage

Engineering Contradiction:
Improveoral health effectivenessVSAvoiddigestive tract damage and choking risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the physical parameters of the pet chew by using a soft, pliable formulation instead of hard, brittle material. This allows the chew to maintain effectiveness for oral health while being safely digestible. The soft texture enables prolonged chewing action necessary for plaque removal without creating sharp fragments that could damage the digestive tract.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses a composite formulation combining soft chewable materials with abrasive agents. This composite structure provides the necessary abrasiveness for oral health benefits while the base material remains soft and digestible, eliminating the contradiction between hardness for cleaning and softness for safety.

Inventive Principle:
Principle #40Composite materials

2Reliability

If baking soda is added to eliminate malodorous breath, then breath freshness is improved, but the reactive nature of baking soda prevents its implementation into pet chews

Engineering Contradiction:
Improvebreath freshness effectivenessVSAvoidchemical reactivity and compatibility
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent introduces an intermediary substance that is compatible with baking soda and other chew ingredients. This intermediary allows the baking soda to be incorporated into the soft chew formulation without causing harmful chemical reactions, enabling breath freshness benefits while maintaining composition stability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If pet chews are made hard to provide abrasive texture for plaque removal, then chewing action is enhanced, but the chew breaks apart quickly and reduces contact time with teeth

Engineering Contradiction:
Improveabrasive textureVSAvoidchewing duration and tooth contact time
Core Design Contradiction:
StrengthVSDuration of action of moving object

Solution Approach 1:

The patent creates a composite material where soft base materials are combined with abrasive particles. This provides the necessary abrasive texture for effective plaque removal while the soft matrix prevents the chew from breaking apart quickly, extending the duration of chewing action and tooth contact time.

Inventive Principle:
Principle #40Composite materials

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The pet chew effectively reduces tartar and plaque, enhances breath freshness, and is easily digested, with 94.3% dissolution in 24 hours, minimizing choking risks and ensuring effective oral health benefits.

Implementation Method 1

sodium bicarbonate reacted with vegetable oil to prevent reactivity

Methodology Applied
Scientific EffectChemical reaction: Chemical Bonding

Implementation Method 2

the abrasive texture of the pet chew scrapes the plaque and tartar from the teeth

Methodology Applied
Scientific EffectAbrasion: Abrasion

Data Source

PatentUS7662414B1Easily-digestible pet chew that promotes oral health and prevents malodorous breath in animals, and method of making thereof
Publication Date: 2010.02.16 BIG HEART PET INC
  • US7662414B1 patent drawing

AI summary

The present invention is directed to an easily-digestible pet chew for promoting oral health and preventing malodorous breath in animals. The pet chew is formed with ingredients selected to promote mastication and ease digestibility, and additionally includes baking soda and abrasives to reduce tartar and plaque and eliminate malodorous breath. The pet chew has a soft, malleable texture that is easily chewed by animals and easily digested once swallowed. The pet chew also includes a white coloring interspersed with colored crystals formed in a bone-like shape that appeals to both animals and their owners.