Frequently Asked Questions
Psychosocial
General Program Questions
Trauma and War-Related Questions
Cultural and Religious Questions
Technical and Practical Questions
Support and Follow-up Questions
Getting Started
Tech
Prosthetic Design and Function
How do Universal Limbs prosthetics work?
Our prosthetics use a tension-activated system where simple wrist or arm movements control prosthetic hand functions. When children flex their wrist or open their arm, it pulls a cable that closes the prosthetic fingers. Releasing this tension allows fingers to open through spring mechanisms. This body-powered system is intuitive, reliable, and requires no batteries or electronic components.
What can children actually do with these prosthetics?
Children can perform a wide range of activities including writing, eating, playing sports, using technology, and participating in cultural activities. Research by Gaza Limb Rehabilitation Center (2024) showed 70% higher functional use rates in everyday activities when children received appropriate training. The prosthetics provide sufficient grip strength for objects from delicate items like prayer beads to heavier objects like water bottles.
How strong is the grip?
Our tension system provides impressive grip strength through mechanical advantage - small movements create proportionally larger gripping forces. Maximum carrying capacity safely accommodates typical childhood activities up to approximately 13kg, while fine control enables delicate manipulation of small objects.
Are these prosthetics waterproof?
Our prosthetics have water resistance for daily hygiene activities and light water exposure, but they are not fully waterproof for swimming or submersion. Children can wash their hands, handle drinks, and manage daily water contact, but should remove prosthetics for swimming or bathing.
How do children control different grip patterns?
Children learn to select different grip patterns through simple control sequences. Basic training includes power grips for larger objects, precision grips for detailed work, and hook grips for carrying items. Most children master basic controls within days and develop more sophisticated techniques with practice.
Fitting and Customization
How are prosthetics custom-fitted for each child?
We use remote measurement protocols that work with local healthcare providers to capture precise measurements for custom design. Our technical team considers anatomical dimensions, activity level, cultural requirements, and specific functional goals. Each prosthetic is individually designed and manufactured for optimal fit and function.
What customization options are available?
Children can choose colors, patterns, and aesthetic features that reflect their personality and cultural identity. Functional customization adapts grip patterns and control sensitivity to individual capabilities. Size optimization ensures proper proportions for each child's anatomy and preferences.
How long do prosthetics last as children grow?
Our adjustment mechanisms significantly extend usability beyond traditional prosthetics. While individual experiences vary, most children can use their prosthetic for 2-3 years with periodic adjustments before needing major modifications or replacement. This is substantially longer than typical pediatric prosthetics.
Can prosthetics be adjusted as children grow?
Yes, our prosthetics include multiple adjustment points including gauntlet expansion for forearm growth, cable length modification for changing arm proportions, and tension adjustments for developing strength and coordination. These adjustments maintain optimal fit and function throughout children's development.
Material and Safety
What materials are used in the prosthetics?
We use specialized thermoplastic polyurethane (TPU) materials specifically certified for prosthetic applications. These provide variable hardness properties - rigid where strength is needed, flexible where comfort matters. All materials meet medical device standards for biocompatibility and skin contact safety.
Are the materials safe for children?
All prosthetic materials undergo rigorous biocompatibility testing and meet medical device standards for pediatric use. The materials are non-toxic, hypoallergenic, and safe for extended skin contact. Children's sensitive skin was specifically considered in material selection and testing.
What safety features are built into the prosthetics?
Safety features include rounded edges to prevent injury, grip force limitations to avoid crushing, breakaway mechanisms for entanglement protection, secure but releasable attachment systems, and non-toxic materials throughout. Age-appropriate sizing prevents control problems that might lead to accidents.
Can children wear prosthetics during sports or physical activities?
Yes, with appropriate modifications and precautions. Children successfully use prosthetics for many sports and recreational activities. Some activities may require protective equipment or technique adaptations, but most children can participate actively in physical activities they enjoy.
Maintenance and Support
How difficult is prosthetic maintenance?
Daily maintenance requires only basic cleaning and visual inspection - typically 5-10 minutes. Most families easily manage routine care with simple instructions. Research by Gaza Prosthetics Project (Al-Najjar et al., 2024) found that basic maintenance extended prosthetic lifespan by 35% even under challenging conditions.
What happens if the prosthetic breaks?
Our modular design means specific components can often be replaced rather than needing entire prosthetic replacement. We provide troubleshooting guides for common issues, emergency repair instructions for temporary fixes, and clear protocols for when to seek professional assistance.
Can families perform adjustments themselves?
Families can safely perform basic adjustments like tension modifications and simple fit changes with proper instruction. More complex adjustments require technical support, but we provide clear guidelines about what families can handle independently versus when to seek assistance.
How often do prosthetics need professional servicing?
Most prosthetics benefit from professional assessment every 3-6 months to monitor growth, function, and any developing issues. However, many children use their prosthetics daily for months without needing professional intervention beyond routine family maintenance.
Technology and Innovation
How are 3D-printed prosthetics different from traditional prosthetics?
3D printing dramatically reduces manufacturing time (days instead of months), costs (up to 90% less), and enables easy customization and adjustment. The technology allows rapid prototyping, design modifications, and replacement part production that would be impossible with traditional manufacturing methods.
Are 3D-printed prosthetics as good as traditional prosthetics?
For many children, 3D-printed prosthetics provide superior outcomes because they can be customized, adjusted, and replaced more easily. Research by Al-Qedra et al. (2024) confirms that 3D-printed prosthetics provide viable solutions under challenging conditions with limited specialist care. The key advantage is accessibility and adaptability rather than just technical sophistication.
Do the prosthetics require batteries or charging?
No, our body-powered prosthetics operate purely through mechanical action and require no batteries, charging, or electronic maintenance. This makes them ideal for areas with limited electricity access and eliminates electronic failure points that might interrupt use.
Can the prosthetics be upgraded or modified later?
Yes, the 3D printing approach enables modifications, upgrades, and component replacements throughout a child's development. As children's needs change or technology advances, prosthetics can be updated without complete replacement.
Training and Learning
How long does it take children to learn to use their prosthetics?
Basic control typically develops within days to weeks, while sophisticated skills continue developing over months. Research by Palestinian Medical Relief Society (2024) shows that structured training programs significantly accelerate learning even under challenging circumstances. Individual timelines vary based on age, motivation, and practice opportunities.
What if a child has difficulty learning prosthetic control?
Our flexible control systems accommodate different learning styles and capabilities. Children who struggle with standard dual-site control can use single-site alternatives. Sensitivity adjustments, modified training approaches, and extended practice schedules help every child find success. Some children need weeks while others progress in days - both patterns are normal.
Do children need special training to use the prosthetics?
Yes, structured training significantly improves outcomes. Our protocols guide children through progressive skill development from basic control to complex activities. Research by Al-Najjar & El-Farra (2024) showed that play-based training approaches resulted in 45% faster skill acquisition compared to standard methods.
Can children learn to write with their prosthetics?
Yes, many children successfully adapt handwriting using their prosthetic as a stabilizing hand while writing with their intact hand, or learn to write directly with the prosthetic. The process requires practice and technique adaptation, but research shows children often achieve functional writing capabilities within weeks of training.
Specific Conditions and Limitations
What levels of amputation can your prosthetics accommodate?
Our prosthetics serve children with both below-elbow (transradial) and above-elbow (transhumeral) amputations. Different design configurations accommodate various amputation levels while maintaining functionality and comfort. Each prosthetic is individually designed for the child's specific anatomy.
Can children with multiple injuries use these prosthetics?
Yes, we design prosthetics to accommodate children with multiple injury sites. Research by Yassin & Abu-El-Noor (2024) found 72% of children with amputations have additional bombing-related injuries. Our assessment protocols identify how to integrate prosthetic use with other therapeutic needs and physical limitations.
What if a child has limited strength or coordination?
Our control systems can be adjusted for varying strength and coordination levels. Lower sensitivity settings accommodate limited muscle control, while mechanical advantage reduces the force needed for prosthetic operation. Many children with coordination challenges successfully use adapted control systems.
Are there age limitations for prosthetic use?
We typically serve children ages 2-18, with different designs optimized for different developmental stages. Very young children (2-4) receive prosthetics focused on awareness and simple grasp, while older children get more sophisticated functional capabilities. Individual readiness matters more than exact age.
Cost and Accessibility
How much do the prosthetics cost?
Universal Limbs prosthetics are provided free of charge to children in Gaza, funded through private donations. We believe cost should never be a barrier to children accessing life-changing prosthetic technology.
How long does it take to receive a prosthetic after measurements?
Manufacturing typically takes 1-2 weeks once measurements are received, significantly faster than traditional prosthetics which often require months. Delivery timelines depend on logistics and circumstances in the recipient's location.
What happens if a child's family moves or becomes displaced?
We maintain contact with families regardless of their location and provide support for prosthetic care during displacement. Emergency protocols help families protect and maintain prosthetics during moves, and we can arrange assessment and adjustments in new locations when possible.
Can families get replacement parts if something breaks?
Yes, our modular design enables component replacement rather than complete prosthetic replacement in most cases. We provide emergency repair instructions for temporary fixes and can supply replacement components as needed.
Long-term Considerations
Will children eventually need different prosthetics as they become adults?
As children approach adulthood, they may benefit from more sophisticated prosthetic options with enhanced capabilities. Our adjustment systems often extend usability into late adolescence, but eventually most users transition to adult-oriented prosthetic systems. We provide guidance and support for these transitions.
How do prosthetics affect children's development and growth?
Properly fitted prosthetics support normal development patterns and don't interfere with healthy growth. Regular monitoring ensures prosthetics continue supporting rather than limiting development. Many children using our prosthetics show improved confidence, social participation, and functional independence.
Can children eventually stop using prosthetics if they choose?
Absolutely. Prosthetic use should always be the child's choice supported by family preferences. Some children use prosthetics consistently throughout childhood, others use them situationally, and some eventually choose not to use them. All choices are valid, and our support continues regardless of usage decisions.
How do you track long-term outcomes?
We maintain contact with children and families over time through voluntary follow-up assessments, tracking functional outcomes, prosthetic usage patterns, and overall wellbeing. This data helps improve our designs and support programs while respecting family privacy.
Technical Specifications
What is the maximum weight the prosthetics can handle?
Our prosthetics safely handle objects up to approximately 13kg, which accommodates virtually all typical childhood activities including sports equipment, school supplies, and household items. The grip force can be controlled for delicate objects or maximum strength as needed.
How precise can children be with prosthetic movements?
Children develop remarkable precision with practice. The proportional control system enables graduated movements from gentle handling of fragile objects to firm gripping of heavy items. Research shows children often achieve functional precision for activities like writing, art projects, and detailed manipulation tasks.
Do prosthetics interfere with other medical equipment or treatments?
Our non-electronic, non-metallic design is compatible with most medical equipment including MRI machines. We coordinate with other healthcare providers to ensure prosthetics support rather than interfere with any ongoing medical treatments children may need.
Can children use both hands together effectively?
Yes, bilateral coordination is a major focus of our training programs. Children learn to use their prosthetic as a stabilizing hand while their intact hand performs complex manipulations, or to coordinate both hands for activities requiring bilateral function. Many daily activities become accessible through these bilateral techniques.
Getting Started
What's the first step to getting a prosthetic for my child?
Contact us at [email protected] to begin the assessment process. We work with local healthcare providers to evaluate your child's needs, readiness, and goals. The process includes medical assessment, measurement, and discussion of expectations and preferences.
Is my child too young or too old for a prosthetic?
Age alone rarely determines prosthetic suitability. We assess individual readiness, motivation, and functional goals rather than focusing on chronological age. Children as young as 2 and teenagers up to 18 have successfully used our prosthetics, with designs adapted for their developmental stage.
What if my child isn't sure they want a prosthetic?
Uncertainty is completely normal and doesn't prevent participation in our support programs. We provide prosthetic simulation activities and education that help children make informed decisions about prosthetic use. Some children benefit from our psychosocial support regardless of their eventual prosthetic decision.