Laura Perez, DVM, CVA, CCRT & Jenn Wolfe, LVT, CCRP
Description: This lecture will review basic rehabilitation techniques and concepts that can be applied to patients with neurologic dysfunction/deficits. We will review what techniques and exercises are appropriate for the most common dysfunctions seen, as well as the science behind these techniques. We will also review the variety of assistive devices that are available for neurologic patients including booties, slings, harnesses, carts, etc.
Learning Objectives:
- Understand the concepts behind rehabilitation techniques used in neurologic patients
- Identify a few basic rehabilitation techniques for neurologic patients, with a focus on “down dogs” such as Dachshunds.
- Be familiar with assistive device options for neurologic patients such as harness, slings, booties, carts, and more.
1. LAURA PEREZ, DVM, CVA, CCRT
JENNIFER WOLFE, LVT, CCRP
REHABILITATION FOR THE NEUROLOGIC PATIENT
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Discuss the Human models behind the techniques used in
canine rehabilitation
Review care of the “down dog”
Review a few rehab techniques that you can start using in your
clinic
Go through the variety of assistive devices that are available for
neurologic patients
OVERVIEW
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Proprioceptive Neuromuscular Facilitation
Neurodevelopmental techniques
Sensorimotor
Postural Reactions
Manual therapies
HUMAN MODELS OF NEURO REHAB
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Proprioception: perception or awareness of the position and
movement of the body
Proprioceptive (adj): relating to stimuli that are produced and
perceived within an organism, especially those connected with the
position and movement of the body.
Neuromuscular: of, relating to, or affecting nerves and muscles
Facilitation: the enhancement of the response of a neuron to a
stimulus following stimulation.
PROPRIOCEPTIVE NEURMOMUSCULAR FACILITATION - PNF
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Developed in the 1940’s
The relaxation, re-education, stabilization, strengthening and
coordination training of the body following a neurologic insult
Treatments are progressively goal directed towards functional
activities/movements and repeated several hundred times to
promote motor skill learning or relearning
Using purposeful and functional movements in normal patterns
PROPRIOCEPTIVE NEURMOMUSCULAR FACILITATION - PNF
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Bobath technique; evolved from PNF
Lesion results in uncoordinated movement patterns and
interferes with development of normal postural control
Goal:
Normalize muscle tone and decrease effects of these abnormal
responses to then promote development of NORMAL postures and
movements
NEURODEVELOPMENTAL TECHNIQUES - NDT
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Concepts
Relearn basic movement patterns to assume normal postural
alignment
AVOID learned non-use
Facilitate normal tone, posture, balance and movement via handling or
activity
Need core strength and stability to get distal strength and stability
Constant evaluation and modifications
NEURODEVELOPMENTAL TECHNIQUES - NDT
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Ex. Spasticity to hind end
Reduce spasticity – key points of control!
Incorporate “normal” sensations once in normal positions
Facilitate movement in a functional sequence
Lateral to sternal
Sit to stand and reverse – how?
Walk
BODY FOLLOWS HEAD
NEURODEVELOPMENTAL TECHNIQUES - NDT
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Ex. Spasticity to hind end
Voluntary Movements
Place them in positions they can hold on their own and then have them take
treats, etc.
NEURODEVELOPMENTAL TECHNIQUES - NDT
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There is a lot of overlap and similar techniques
Nice to know and how they apply, but how are you going to
help the dog functionally??
What can/can’t the dog currently do?
How can I use the things it can do to my advantage?
How can I help it do the things it can’t do in a purposeful, functional
manner?
SO….WHAT?
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Basic nursing care
Paraparetic and Tetraparetic dogs following spinal cord insult have
limited movement.
Example; after surgery to address cervical spondylomyelopathy, most
dogs can only lay in lateral recumbency and require extensive nursing
care.
The degree of severity and recovery time is different with each case
THE DOWN DOG
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Physiological complications
Pulmonary Atelectasis; when a patient is laterally recumbent on one
side for too long, it can result in the collapse of the down lung space.
Aspiration Pneumonia; a patient should be fed in sternal position to
avoid inhaling foreign material.
Pressure sores/Decubital ulcers; result of a patient left in one
recumbency for too long on an inappropriate surface.
THE DOWN DOG
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Physiological complications
Urine scald; skin irritation resulting from bladder leakage.
Urine retention; bladder expression, indwelling Foley catheters or
passing red rubber catheters may be required in patients with loss of
function.
Urinary tract infection; can be a result of urine retention or lack of
sterile technique in u-cath care.
How do we prevent these things?
THE DOWN DOG
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Ensure your patients are clean
Absorbent pads, baby wipes, waterless shampoo, powder, ointments
Be aware of bladder function
Leakage vs overflow, bladder expression- easy vs difficult, in-dwelling
Foley catheter closed system vs red rubber- monitor output
For patients who require bladder expression
Gently palpate every 4-6 hours. If too difficult, consider medication to
better allow expression. Ruptured bladders can happen!!!
THE DOWN DOG
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Monitor signs of a UTI; dark in color, strong odor, urgency and
straining, increase in thirst
Take patients outside!! Even if you are expressing them, get
them outside for stimulation and comfort. Many dogs feel
uncomfortable urinating inside and, may fight expression.
Going outside can also be very motivating for them to get up
and move.
THE DOWN DOG
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Depression
It’s stressful, they don’t understand their inability to walk, they’re
away from home and owners.
Keep them engaged, be positive and happy in their nursing care, treat
them as if they were your own.
Show excitement and encouragement in their progress. They are
depending on you in their recovery.
THE DOWN DOG
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Comfort… very important
Bedding that is soft but not too plush that they can get tangled
Use an absorbent top layer
Be mindful of head and limb positioning. Use pillows and blankets to
prop if necessary .
Massage and PROM help avoid joint and muscle stiffness and
soreness.
THE DOWN DOG
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Passive range of motion
Walk/run pattern
Toe tickles
Positional practice
Sternal
Sitting
Standing – bouncing, weight shifting
THE DOWN DOG
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Passive range of motion
Walk/run pattern
Toe tickles
Positional practice
Sternal
Sitting
Standing – bouncing, weight shifting
THE DOWN DOG
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Harnesses
Help Em Up, slings, “hip lifters”
Booties
PAWZ, RuffWear, MyBusyDog, Toe ups
Carts
Eddie’s wheels, K9 carts, Walkin Wheels
ASSISTIVE DEVICES
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I am not so naïve as to think we can cover the massive subject of neuro rehab in one hour, but more touch on some main points to hopefully give you an overview…
This is not an exhaustive list, but the more common models used in human PT and what we base most of our techniques off of. I didn’t want to spend a lot of time on this, but as I went through the slides, I found myself going through the doggie version of these things, so, well, I guess I will spend some time on it. But, basically, it was to reassure you that there is some science behind this…that there is some method to my madness
Body awareness in space – think people who do yoga or ballet. As a general rule, most animals don’t have great proprioception, specifically hind end awareness. One exception would be….? Working dogs and specifically, agility dogs. Video of Ember and/or Whip.
How can we stimulate or enhance (facilitate) the body’s neuromuscular response to stimulus specifically related to body awareness
Ember videos
Basically outlining the order in which you work through
Lots and lots and lots of patterns; what is the progression of these patterns
PROM – no assistance from the patient; Assisted Active ROM – some activity which you assist; Active ROM; Resisted ROM = also progressing from stabilization through strengthening and coordination with these patterns
Ex. Sit to stand, land treadmill or water treadmill
we’re going to talk about the walk/run pattern later, so lets focus on the lateral to sternal movement
In human PT, this is referred to as “bed mobility”
Ripley videos – doesn’t pick up head until about 7 seconds in
What moves first?
Which hind leg is working? Bear weight and work in diagonals
Movement starts 6 seconds in
Head actually goes to the SIDE first. I used to see this more so when I was still doing horse work. People would be trying to get a horse to stand up and would be pulling their head forward…never going to work
What moves in order for her to sit? More common for them to move their back feet
Easier to control the dog’s hind end and assisting them to sit, but important to remember it might be awkward for the dog if they are used to front feet moving
*Points of Control on a limb – photos, video; with spasticity, get control more distally (digits, carpus) to “break” the spasticity and allow you to flex the limb; with contracture (forced flexion), get control more proximally, use your palms to guide/push as opposed to pull.
*Re-education: Flaccid muscles; trying to get ANY contractions; Shake/jerk the limb while doing PROM – try to be annoying!
*Stabilizing: rhythmic stabilization (isometric holds); manual contact (surround the limb you want to stabilize or push down through the limb); BEFORE worrying about having the pet walk – in sternal, in sit, in stand
*Strengthening: Resistance! UWTM is great for this, natural resistance of water and our ability to get our hands on them during movement. Able to stand? Lure them to take a treat, but resist them stepping forward.
*Coordination: put the pieces together; more end stage; muscle timing – swishy hips
How can you work through the spasticity?
Usually, if you get control of the digits and carpus, so more distally on the limb, you can get the limb to flex
Don’t be afraid to pinch their toes a bit to elicit the withdrawal reflex
If the limb is in a forced flexion, gain control more proximally at the elbow and stifle.
More emphasis on actually guiding the limb out into extension vs pulling the limb out. Push/guide through the elbow and stifle as opposed to pulling on their digits.
Rhythmic stabilization video
Don’t want the dog stepping, just rocking side to side and feeling them resist you
Flat hands, more contact as opposed to finger tips
Everybody stand up and find a friend -
These are just a few examples of PNF techniques
Using our hands to elicit a response/create an effect – can be both calming or stimulatory
Traction (stretch) = reflexive flexion; Compression (flex) = reflexive extension, facilitates stability
Optimal = max resistance or minimal assistance
If you’re trying to stimulate, use a stimulating voice! If you are trying to inhibit, calming, slow voice. Basic principles that we already use. If a dog is easily excitable, you should not add to the excitement with high pitched excited voice.
Bobath is one of the clinicians who developed it
Lots of overlap with PNF
The lesion to the nervous system results in
Where some concern comes in with putting a dog in a cart “too soon” so they stop progressing or “trying”. Learned non-use. But if done appropriately, can be used as a rehab tool
Don’t let them learn that standing on the dorsum of their paw is “normal.” This can be exhausting for O’s, but I try to stress it as much as possible.
Assess as you treat, treat as you assess
Core strength – PT example of doing planks for knee rehab; START with core
T3-L3 myelopathy. This insult results in spasticity to the hind end. Because of this spasticity, effects the dogs ability to walk normally
If you have spasticity, you want to INHIBIT
- Points of control
- slow stroking, rhythmic and slow touch, rocking, increased pressure; SLOWLY performed PROM; warmth
Place the patient in NORMAL position
Follow a functional sequence – WATCH how they move
-in lateral = use the HEAD!, prop up on down elbow, hips shifted under and feet under, tip head down, move front leg and pull forward as hind end pushes up
-WALK = from a stand – HIND first, ipsilat front, other side
-SIT = who moves? Front end or hind? Walk front legs forward and lower themselves into sphinx
-DOWN = pop hips over, stretch “down” front leg and lower themselves into lateral
HOW do they do these movements; GAIT VIDEOS
-walk patterns – hind leg moves first
-sit patterns – front legs move back vs. hind legs come forward and tuck
What do we think is going on with this dog? What position do we want to get him into next?
What does normal look like and feel like? This is not normal – don’t let it become the new normal
How can you help this dog stand?
What would you do first?
Once in a sitting position, what could you do next that will require to “work” in the simplest manner?
Reduce spasticity – key points of control!
Incorporate “normal” sensations once in normal positions
Facilitate movement in a functional sequence
Lateral to sternal
Sit to stand and reverse – how?
Walk
BODY FOLLOWS HEAD
Deciding what technique is appropriate is obviously more important than its classification or designation
C5-C6 dorsal laminectomy for Wobblers
Flip every 4 hours; with large/giant breeds use harness, sling, towels, blankets to aid; spend time in sternal position, not just lateral- use blankets and pillows to help hold position (Always support neck!!); make sure patients are comfortable and not left in awkward positions (head supported, towel/pillow between limbs, not facing the wall!!); bedding- thick, soft, top layer absorbent
Incontinence vs inability to void (different neurologic status; leakage=decreased bladder tone vs retention=increased bladder tone); veterinarian preference/case specific for Foley vs red rubber vs expression; monitor output for kidney function and hydration; refer to veterinarian for Prazosin, Bethanecol, Diazepam; Overdistension of the bladder can cause permanent damage!! Try to get patients outside for expression.
Don’t face them towards the wall, make sure they are comfortable, use toys and treats for motivation, take outside to different areas for stimulation and motivation
Dogs weren’t meant to look at the world on their side for prolonged periods of time, so getting them in to sternal is important
VIDEOS – compare “bicycling” to actual walking; can we do it better
Compare PROM to actual walking video
Using blanket or mats or Help Em up to move them, not just shove them around
Act as a spotter, let them do the work but be there to help them.
GOOD FOOTING!! Yoga mats, rubber backed runners from home depot
Use pillows, x-ray trough, etc, to help prop them up
Once they are strong enough to hold a position, feed them in that position or help them to maintain that position while you feed them.
If possible, follow the walk pattern to assist them
Within each position, start to add little touches/perturbations – cookie stretches, nudging, give paw?
Use food/rewards to maintain them in the position. If they can maintain a sit, feed them while sitting up.
PROM – flexing and extending each available joint, usually reps of 10 or more
What my dog thinks bicycling is
What most client’s show me when I ask if they are doing PROM
Slow mo gait pattern
Actual walk/run pattern
VIDEOS – compare “bicycling” to actual walking; can we do it better
Compare PROM to actual walking video
Using blanket or mats or Help Em up to move them, not just shove them around
Act as a spotter, let them do the work but be there to help them.
GOOD FOOTING!! Yoga mats, rubber backed runners from home depot
Use pillows, x-ray trough, etc, to help prop them up
How to get into sternal – BODY follows HEAD; prop them up on the down elbow
Legs can’t be straight out, need to flex them under their pelvis in order to get into a normal sit – points of control, toe tickles
Sphinx/square sit – take treats from different positions, feed them, rhythmic stabilization
Lure forward with treat, maybe holding back feet in place or providing good traction – use the help em up, etc. LOTS of encouragement and touch = stand
Standing – square, not on the dorsum of our feet; take treats, side to side, front to back; bouncing – rhythmically pushing down through their pelvic to mimic gravity
We have a lot of these here with us today if you want to see what they look like
Hip lifters made with 2 cheap slip leashes, tape, cast padding and vet wrap
Pawz
MyBusyDog
OrthoPets – toe up boots to stop knuckling and scuffing
TheraPaw
Eddie’s Wheels – need to learn how to measure for this since it is a custom cart
K9 cart – some measuring, but more forgiving in its adjustability
K9 cart modified to be a quad cart
Eddie’s wheels can also be modified, but much more cumbersome
If you haven’t been in the rehab room, come on by for a visit to see our stuff
We also have the benefit of multiple people since these patients are often very labor intensive.
Equipment like peanut balls, discs, foam squares
Reps, reps, reps, reps, reps and more reps
More and more repetitions of the things we have discussed in this lecture