{"closest_prior_art":[{"name":"Phase-change cooling garment during interval exercise in heat","overlap":"A controlled human study compared a phase-change cooling garment with the same garment lacking inserts during repeated interval-style exercise and recovery, measuring rectal temperature, skin temperature, thermal sensation, and performance.","remaining_difference":"It did not apply panels only during scheduled recovery, independently calorimeter their heat uptake or remaining latent capacity, reconcile whole-body stored heat against all major thermal flows, or test evaporation displacement and delayed rebound.","source_ids":["SRC1"]},{"name":"Ice vest during time-limited recovery in the heat","overlap":"A randomized counterbalanced crossover calculated stored heat and found that a phase-changing ice vest increased heat loss during 15-minute post-exercise recovery relative to passive recovery and hand cooling. It also observed rapid skin cooling without a corresponding between-condition rectal-temperature reduction and discussed impaired evaporation as a possible explanation.","remaining_difference":"The vest was ice-based rather than a bench-characterized moderate-temperature PCM system; the study did not measure vest heat uptake, track latent-capacity exhaustion, exchange modules by measured capacity, or perform full stock-flow reconciliation across repeated work-rest cycles.","source_ids":["SRC2"]},{"name":"Thermal-manikin evaluation of passive cooling garments","overlap":"Thermal-manikin tests assessed cooling over time, insulation, and evaporative resistance for conductive, evaporative, and phase-change garments, finding limited or adverse performance for some designs.","remaining_difference":"It did not integrate athlete heat-stock reconstruction, independently measured PCM enthalpy uptake, capacity-triggered exchanges, or later physiological rebound monitoring.","source_ids":["SRC3"]}],"contrastive_claim_falsifier":"The remaining contrast would be falsified by prior art—or new controlled evidence—showing the same recovery-only PCM vest protocol already reconciles athlete heat-stock change to independently measured panel enthalpy uptake, accounts for evaporative displacement and residual uncertainty, replaces panels according to measured remaining capacity, and verifies no delayed rebound while holding work, rest, hydration, and stopping rules constant.","contrastive_claim_remaining":"A recovery-only PCM system may add distinct value if independently measured panel latent-heat uptake explains a reduction in persistent whole-body heat stock beyond uncertainty, without merely lowering skin temperature, suppressing evaporation, changing workload or hydration, or shifting heat accumulation into later recovery; panel exchange must be governed by measured remaining capacity.","experiment_id":"eoa_inverse_innovation_exp13_second_slot_policy60_20260806","gates":{"adequate_source_search":{"rationale":"The bounded search covered direct PCM/athlete terms, ice-vest and thermophysiological synonyms, commercial/practice and official-guidance terminology, and component combinations involving heat storage, recovery, manikins, evaporative resistance, and saturation. Four directly relevant opened sources from four publishers were retained, including three primary studies and one official professional source.","source_ids":["SRC1","SRC2","SRC3","SRC4"],"status":"PASS"},"bounded_next_test":{"rationale":"A matched-carrier sweating-manikin or calorimetric-torso comparison can directly measure cooling power, latent-capacity exhaustion, insulation, and evaporation interference before human exposure. Existing authorized athlete data can separately test whether heat persists across cycles. Both are bounded and can falsify the proposed mechanism.","source_ids":["SRC1","SRC2","SRC3"],"status":"PASS"},"distinct_testable_claim":{"rationale":"Prior art separately establishes PCM garments during interval exercise, vest-related reduction in calculated stored heat during recovery, and manikin testing of cooling and evaporative resistance. The retained sources do not report the proposal's combined reconciliation of whole-body heat-stock change with independently measured panel uptake, residual uncertainty, capacity-based exchange, evaporation displacement, and rebound follow-up.","source_ids":["SRC1","SRC2","SRC3"],"status":"PASS"},"no_obvious_safety_or_authority_stop":{"rationale":"The authorized first step is nonhuman bench testing and retrospective reconstruction. Later athlete exposure remains subject to physician or athletic-trainer eligibility and stopping authority. Official guidance requires acclimatization, hydration, environment-appropriate work/rest, monitoring, emergency planning, accurate core-temperature assessment when heat stroke is suspected, and cold-water immersion for treatment; the proposal explicitly preserves these controls and does not treat the vest as emergency therapy.","source_ids":["SRC2","SRC3","SRC4"],"status":"PASS"},"supported_problem":{"rationale":"Controlled heated-exercise research documents positive heat storage during exercise and incomplete or time-dependent recovery; ice-vest cooling altered calculated stored-heat loss while skin and rectal-temperature responses diverged. Interval PCM-garment research found strong skin and sensation effects but only minimal thermophysiological benefit, supporting the risk that isolated surface readings can misrepresent deeper heat clearance. Persistence across the proposal's exact repeated-cycle setting remains unverified.","source_ids":["SRC1","SRC2","SRC4"],"status":"PASS"}},"prior_art_disposition":"ADJACENT_PRIOR_ART","problem_evidence":{"finding":"PARTLY SUPPORTED: heat storage and constrained recovery are directly visible, and vest cooling can change calculated stored heat while producing substantially different skin and core-temperature responses. However, the retained evidence does not directly demonstrate persistent excess heat across multiple work-rest cycles under the proposal's intended workload and environment.","source_ids":["SRC1","SRC2","SRC4"],"status":"PARTLY_SUPPORTED"},"research_id":"eoa_inverse_innovation_exp13_light_screen_20260806","schema_version":1,"screen_id":"E13P021","screen_survival":true,"search_lanes":{"component_combination":{"no_result_note":null,"queries":["cooling vest measured heat uptake calorimetry latent capacity replacement saturation athletes","phase change cooling vest sweating manikin evaporative resistance calorimetry saturation","sweating thermal manikin phase change cooling vest evaporative resistance study"],"source_ids":["SRC2","SRC3"]},"direct_problem_and_intervention":{"no_result_note":null,"queries":["phase change material cooling vest athletes exercise heat recovery intervals study core temperature heat storage","\"phase change\" cooling vest \"heat storage\" exercise recovery"],"source_ids":["SRC1","SRC2"]},"products_practices_and_standards":{"no_result_note":null,"queries":["athletic heat illness standard cooling vest hydration acclimatization position statement","official exertional heat illness athlete cooling hydration acclimatization emergency action position statement 2015 NATA","phase change cooling vest replacement packs cooling duration first party sport recovery"],"source_ids":["SRC3","SRC4"]},"synonyms_and_historical_terms":{"no_result_note":null,"queries":["PCM cooling garment sport intermittent exercise heat strain latent heat vest","\"phase change cooling garment\" \"interval exercise\" recovery heat storage full text","\"An Ice Vest\" \"heat storage\" recovery PMC"],"source_ids":["SRC1","SRC2"]}},"sources":[{"claims_supported":["A phase-change cooling garment has been tested during interval-style exercise in heat against a garment without inserts.","The garment lowered mean skin temperature and thermal sensation, but produced only minimal thermophysiological benefit and no performance improvement.","Rectal and skin-temperature responses can diverge during PCM-garment use."],"publisher":"European Journal of Sport Science / Taylor & Francis","source_id":"SRC1","source_type":"PRIMARY_RESEARCH","title":"Effects of a phase change cooling garment during exercise in the heat","url":"https://pubmed.ncbi.nlm.nih.gov/28685647/"},{"claims_supported":["Positive heat storage was calculated during heated exercise.","A randomized counterbalanced crossover found greater reduction in calculated stored heat with an ice vest during 15-minute recovery than with passive recovery or hand cooling.","Rapid skin cooling did not produce a significant between-condition rectal-temperature reduction, and the authors identified covered-area evaporation loss or vasoconstriction as possible explanations."],"publisher":"Frontiers Media","source_id":"SRC2","source_type":"PRIMARY_RESEARCH","title":"An Ice Vest, but Not Single-Hand Cooling, Is Effective at Reducing Thermo-Physiological Strain During Exercise Recovery in the Heat","url":"https://www.frontiersin.org/journals/sports-and-active-living/articles/10.3389/fspor.2021.660910/pdf"},{"claims_supported":["Thermal-manikin testing can compare cooling-garment effectiveness over time, insulation, and evaporative resistance.","Some passive cooling designs lose cooling power or increase thermal burden.","The tested phase-change garment did not show noticeable body cooling under the reported no-wind or windy conditions."],"publisher":"SAGE Publications","source_id":"SRC3","source_type":"PRIMARY_RESEARCH","title":"Evaluation of Passive Cooling Garments for Thermal Comfort Based on Thermal Manikin Tests","url":"https://journals.sagepub.com/doi/abs/10.14504/ajr.3.5.1"},{"claims_supported":["Official athletic-training guidance treats exertional heat illness as a potentially fatal medical hazard.","Prevention includes heat acclimatization, hydration, monitoring, environment-appropriate rest breaks, and work-to-rest modification.","Suspected exertional heat stroke requires accurate core-temperature assessment and rapid cold-water immersion under an emergency action plan; a cooling vest is not a substitute."],"publisher":"National Athletic Trainers' Association","source_id":"SRC4","source_type":"OFFICIAL_GUIDANCE","title":"NATA Publishes New Exertional Heat Illnesses Position Statement","url":"https://www.nata.org/press-release/092115/nata-publishes-new-exertional-heat-illnesses-position-statement"}],"world_novelty_boundary":"This bounded four-source public-web screen found adjacent prior art, not world novelty. It does not establish novelty across patents or nonindexed literature, patentability, market size, expert acceptance, clinical effectiveness, regulatory status, or realized value. The surviving boundary is only the specific integrated contrast of recovery-only PCM use with independently measured panel enthalpy, whole-body stock-flow reconciliation, explicit residual uncertainty, measured-capacity exchange, evaporation-displacement controls, and delayed-rebound monitoring."}