Tractor PTO Shaft ne Post-Tokuru Auger Entanglement¶

Kuadwuma Power Take-Off (PTO) drivelines, tractor-mounted 3-point-hitch post-hole diggers, skid-steer hydraulic earth augers, ne portable nnipa baanu pɛtro asase augers ka mfiri a ɛkyinkyini a edi awu sen biara wɔ asase so no ho. Tractor PTO stub shaft a ɛyɛ gyinapɛn ne telescopic driveline spin wɔ 540 revolutions per minute (RPM), a ɛne 9.0 complete revolutions wɔ sekan biako biara mu, anaa 1,000 RPM, a ɛne 16.6 complete revolutions wɔ sekan biara mu yɛ pɛ, a diesel engine a ɛwɔ ahoɔden 40 kosi 300 a ɛrensi hɔ na ɛka no tẽẽ wɔ onipa nipadua bi a ɛko tia no ase. Wɔ 540 RPM mu no, PTO agyan a ne kɛse yɛ milimita 75 (nsateakwaa 3) twe jacket nsateaa a ɛyɛ snagged, hoodie drawstring, bootlace, adwuma nsateaa, anaa pɔnkɔ dua a wɔankyekyere no twa shaft no ho hyia wɔ mita 2.1 wɔ sekan biara mu (anammɔn 7 wɔ sekan biara mu); wɔ 1,000 RPM mu no, ahoɔhare a wɔtwetwe no du mita 4.0 wɔ sekan biara mu (anammɔn 13 wɔ sekan biara mu). Esiane sɛ bere a nnipa ntini mu ntini yɛ wɔn ade bere a wɔtwe ntade a wɔnhwɛ kwan no yɛ sekan 0.20 kosi 0.25 nti, wɔde obi a ɔde di dwuma a ne nsateaa anaa ne nsateaa ka U-joint bolt a enni kyɛm, locking pin, anaasɛ rotating auger flighting no kyekyere no 2 kosi 4 a ɛdannan koraa twa dade no ho hyia wɔ sikɔne 0.25 mu ansa na wɔn amemene no atumi de sɛnkyerɛnne no mpo akɔ sɛ wobɛsan w’akyi. Saa torque kɛse a ɛkyinkyini yi ma akwaa a ɛyɛ hu a ɛpaapae, spiral fractures a ɛyɛ hu, ti ti a ɛpaapae koraa, anaasɛ thoracic asphyxiation, bere a nsa a wɔde kura asase augers a nnipa baanu na ɛbɔ ɔbotan anaa ntini a wɔasie no to bit no mu ntɛm ara wɔ dɔte no mu na twitwa engine nsa a emu duru yɛ kilogram 35 (nkaribo 75) no wɔ 150 RPM, bubu nsateaa ne adwumayɛfo baanu no nyinaa a wɔtow gu dade a ɛkyinkyini no so. Sɛ obi akɔhyɛ tractor PTO shaft, post-hole auger, anaa skid-steer attachment mu a, frɛ wo mpɔtam hɔ ntɛmpɛ nɔma ntɛm ara na bisa Fire-Rescue Heavy Extrication and Air Medical Transport (911 wɔ United States ne Canada, 112 wɔ European Union nyinaa, 999 wɔ United Kingdom, 000 wɔ Australia, 111 wɔ New Zealand) anaa hwɛ yɛn wiase nyinaa directory a ɛwɔ nɔma ahorow a egye ntɛmpɛ. Sɛ wopɛ kuayɛ ne rotational trauma protocols a ɛfa ho kɛse a, kenkan yɛn akwankyerɛ ahorow a ɛfa afuw mu mfiri PTO entanglement ne aburow bin entrapment, . mogya a ɛtɔ kɛse ne tourniquet a wɔde gu so, . crush opira ne compartment syndrome, na nantew-akyi trencher, stump grinder, ne directional drill strike ne entanglement.

Yɛ eyi mprempren¶

1. MMFA obi a ɔreyɛ nnam twitwa anaasɛ wɔretwe no akɔ PTO shaft a ɛte ase anaa post-hole auger mu DA; foro kɔ tractor cab no mu (fi baabi a ahobammɔ wɔ) na KUM ENGINE NE PTO CLUTCH NO Ntɛm ara: Nnipa nsa ntumi nsiw diesel driveline a ɛwɔ ahoɔden 100 no ano. Sɛ wokyere obi a wakyere no bere a PTO shaft no redan a, ɛbɛkyere w’ankasa wo nsa na abɔ wo akɔ shaft no mu wɔ wɔn nkyɛn. Fa anammɔn kɔ tractor cab platform no so kɔ akyirikyiri fi driveline no ho, yi yellow/orange PTO clutch lever no mu anaa pia PTO mushroom switch no kɔ OFF, dane ignition key no kɔ OFF, na twe red mechanical fuel-shutoff knob (wɔ mfiri dedaw diesel engine ahorow so).
2. Sɛ nea wɔayɛ no bɔne no ntade a wɔapirapira no denneennen no rebɔ wɔn kɔn anaasɛ ɛrebubu wɔn moma so wɔ driveline no so sɛnea ɛbɛyɛ a wontumi nhome a, twa kɔla a ɛtwetwe no anaasɛ hama a ɛtwetwe no fi menewa no ho KAN KAN: ​​Sɛ tractor engine no awu na woyi safe no wie a, hwɛ nea wɔayɛ no bɔne no mframa kwan no mu wɔ sikani 5 mu. Jackets, coveralls, anaa hoodie drawstrings a wɔakyinkyim no denneennen a wɔde abɔ PTO shaft ho no yɛ adwuma te sɛ garrote a wɔde abɔ kɔn ne thorax ho. Fa trauma shears a emu yɛ duru anaa seat-belt hook knife (twitwa kɔ fi honam ani) di dwuma fa twitwa ntama no mu de mia ne kɔn anaa ne moma so sɛnea ɛbɛyɛ a nea wɔayɛ no bɔne no betumi ahome.
3. HEMORRHAGE MMRA A ƐHO HIA: Fa CoTCCC windlass tourniquet HIGH NA TIGHT kyekyere proximal limb stump no so ANSA na woatwitwa ntade a wɔapirapira denneennen atwa nsa anaa nan a abubu ho ahyia: Denim jeans ne canvas adwuma jacket a emu yɛ duru a wɔakyinkyim no atwa dade PTO shaft ho ahyia no de nhyɛso a ɛte sɛ tourniquet a ɛyɛ nkaribo ɔhaha pii ba a nsa anaa nan a abubu anaasɛ abubu fã bi, a ɛbɔ brachial anaa femoral artery a atetew no mu bere tiaa bi. Sɛ obi a ogye nkurɔfo di kan twa pantan anaa jacket nsateaa a wɔakyinkyim no nyinaa fi agyan no so a, ntini a abubu no so tew mpofirim na ɛpue kum. Fa aguadi mu windlass tourniquet a ɛkorɔn wɔ armpit anaa groin crease ATIFI entanglement zone ANSA na wobɛpae anaa woatwitwa ntade no afi akwaa no so.
4. MMFA tractor engine no mfi ase da anaasɛ fa PTO no nkɔ akyi mfa "unwind" obi a wakyere no: Sɛ wodan hydraulic motor anaa PTO shaft no wɔ engine ahoɔden ase bere a wɔde onipa akwaa bi abɔ shaft no ho a, ɛkyinkyim nnompe a abubu no kɔ ɔkwan a ɛne no bɔ abira so na ɛtetew ntini akɛse ne ntini ahorow mu. Gyae driveline no a awu na twɛn odumgyafo adwumayɛbea a wogye nkurɔfo a emu yɛ duru a wɔwɔ hydraulic spreaders ne rotary saws, ANAA, sɛ nea wɔayɛ no bɔne no ntumi nhome nkutoo a, twa PTO shaft yoke pin no mu na dannan shaft no brɛoo fa nsa dannan shaft no fã ketewaa bi bere a woreboa nipadua no.
5. Sɛ PTO shaft anaa post-hole auger pae (tetew) abasa, nan, anaa ti nhwi ne ti nhwi no koraa a, di kan hwɛ dua a mogya tu no so na fa Double-Barrier Indirect Ice-Water Method no kora ntini a wɔapaapae no so: Sɛ wopɛ sɛ wunya scalp avulsion a edi mũ a, fa sterile saline-moistened gauze pads a wɔde nhyɛso a ɛyɛ dry a ɛyɛ den akata so gu so turban kyekyere ti nhwi a mogya retu no ho, afei fa nkyene gauze a ɛyɛ nwini kyekyere ti nhwi a avulsed no (a ti nhwi no da so ara abata ho; nnyiyi anaa ntwitwa ti nhwi no da) wɔ nkyene gauze a ɛyɛ nwini mu, kata so wɔ ** plastic bag a ɛyɛ dry a nsu ntumi nkɔ mu** mu, na fa saa bag no hyɛ 50/50 slurry of ice and water mu ma microsurgical replantation.
6. Mfa PTO shaft a ɛkyinkyini so da, nhyɛ nsateaa anaa ntade a ɛho ayɛ hare wɔ baabi a ɛbɛn auger da, na MMFA wo nipadua mu duru ntoto 3-point-hitch post-hole digger frame so DA: Bɛboro post-hole auger entanglements ɔha biara mu nkyem 70 si bere a odwumayɛni bi nantew kɔ auger a wɔde tractor a ɛkyinkyini so sɛ ɔrepia akɔ fam wɔ no so boom gearbox denam nsa so anaasɛ shovel efĩ fi tokuru no ho. Anyɛ yiye koraa no, tena hɔ mita 3 (anammɔn 10) fi akyirikyiri fi post-hole auger biara a ɛretwintwam no ho.

Gyinaesi dua: tractor PTO shaft, post-hole digger, ne skid-steer auger entanglement gyegye¶

flowchart TD
    Start["Tractor PTO Driveline, Post-Hole Digger, anaa Skid-Steer Asase so Auger a Ɛyɛ Adwuma"] --> KillPower["1. ZERO CONTACT UNTIL ENGINE IS DEAD: 1. NEVER Grab a Spinning Victim (You Will Be Pulled In Too) 2. Enter Tractor/Skid-Steer Cab From Safe Side -> Disengage PTO / Auxiliary Hydraulics 3. Turn Key OFF + Pull Mechanical Diesel Fuel Shutoff Knob + Set Parking Brake"]

    KillPower --> AirwayCheck{"2. So ntade a wɔapirapira denneennen no mia nea wɔakum no no kɔn anaasɛ ɛrebubu wɔn moma so?"}

    AirwayCheck -->|"YIW: Mframa kwan a Wɔabɔ no Mia anaa Wɔabɔ Koko a Wɔde Ahyɛ Shaft/Asase So"| CutAirway["MMƆDENBƆ A ƐPAE NTƐM: 1. Fa Trauma Shears anaa Hook Knife (Cutting AWAY From Throat) Fa Slice Tight Collar/Drawstring/Jacket Across Neck & Chest 2. Fa Cribbing Blocks anaa Rescuers Boa Victim Nipadua Mu duru sɛnea ɛbɛyɛ a Spine/Neck Nsensɛn Shaft so"]

    AirwayCheck -->|"DABI: Mframa kwan a Ɛda Hɔ; Limb Entangled anaasɛ Avulsed"| BleedCheck{"3. So akwaa bi asɛe/wɔkyekyere no wɔ shaft no so ANAA wɔabɔ no koraa (wɔatetew mu)?"}
    CutAirway --> BleedCheck

    BleedCheck -->|"1. LIMB DA so ara kyekyeree SHAFT ANAA AUGER FLIGHTING YIYE YIYE"| ProximalTQ["TOURNIQUET-BEFORE-UNWRAPPING PROTOCOL: 1. Strap CoTCCC Windlass Tourniquet HIGH & TIGHT wɔ Armpit anaa Groin mu ATIA Ntadeɛ a Wɔakyekyere no ANSA NA Woatwitwa Ntama 2. MMA Mfi Engine Mfi aseɛ anaasɛ nsan PTO/Hydraulics no Nsan Nnyigye Limb 3. Twɛn ma Fire-Rescue Hydraulic Cutters Unbolt PTO Yoke/Auger Shaft Atwa Ho Ahyia"]

    BleedCheck -->|"2. AVULSION A ƐYƐ ASA, NAN, ANAA NSƐM A ƐYƐ YIYE"| AvulsionCare["AVULSION & SCALP REPLANTATION PROTOCOL: 1. Limb Stump: Fa High-and-Tight Windlass Tourniquet gu so Ntɛm ara (Fa 2nd Tourniquet Side-by-Side ka ho sɛ ɛho hia a) 2. Ti nhwi a ɛbɛbɔ: Mia Sterile Saline Gauze + Dry Pressure Wrap Over Bleeding Skull 3. Package Avulsed Limb or Scalp in Nkyene Gauze a ɛyɛ nwini -> Bag a ɛyɛ dry a wɔatoto mu -> 50/50 Ice-Water Slurry"]

Deep dive 1: Kinematics a ɛyɛ 540 RPM vs. 1,000 RPM tractor PTOs ne asase augers¶

Sɛ wopɛ sɛ wote nea enti a obiara ntumi "nnyae" anaasɛ "ntwe nkɔ" bere a nsateaa anaa nsateaa aka kuayɛ a ɛredannan no ase a, hwehwɛ ahoɔhare ne torque nɔma pɔtee a ASABE (American Society of Agricultural and Biological Engineers) Standard S203 / ISO 500 kyerɛkyerɛ mu no mu:

1. Ahoɔhare Ho Nkontaabu: Akwansin a Onipa Tui Bere a Onipa Anim Baako (Sekan 0.25) .¶

Sɛ onipa te nka sɛ wɔretwe ne nsateaa anaa ne nsateaa a wɔnhwɛ kwan a, egye sikɔne 0.20 kosi 0.25 ansa na nkate ntini ahorow no adu amemene no mu, ansa na motor cortex no adi asiane no ho dwuma, na ntini ahorow no atwetwe. Ɛhe na agyan a ɛkyinkyini atwe wo basa dedaw wɔ saa ani a ɛyɛ sikɔne 0.25 biako pɛ no mu?

2. Nea enti a PTO Mfiri a Ɛgyina Hɔ (Grain Augers, Manure Pumps, Baled-Hay Elevators, ne Wood Splitters) Yɛ #1 Entanglement Trap¶

Afuo mu ahobanbɔ a wɔhwɛ so a NIOSH ne Canadian Agricultural Injury Reporting (CAIR) nhyehyɛe no da no adi sɛ PTO a ɛkyekyere no nyinaa mu bɛboro fã ba wɔ stationary PTO-driven equipment (te sɛ portable grain bin auger, silage blower, liquid manure agitator, generator, anaa irrigation pump) so bere a tractor no si neutral ne PTO no mmirikatu: . 1. "Step-Over Shortcut": Bere a ɔreyi aburow teaseɛnam bi akɔ aburow auger a PTO di so mu no, nea ɔyɛ adwuma no bɔ mmɔden sɛ ɔbɛfa ne nan biako afa PTO shaft a ɛretwintwiw no so sen sɛ ɔbɛfa tractor no ho ahyia. Bootlace a ɛho ayɛ hare, pant cuff a asɛe, anaa coverall nan bi brush U-joint kɔndua a enni kyɛm no wɔ gearbox input shaft no so na ɛtwe wɔn nan no kɔ mu ntɛm ara. 2. Plastic "Master Shield" ne Tubular Driveline Guards a abubu anaasɛ Ɛyera: Wɔde free-spinning plastic tubular guard (shield) a ɛtra nylon bearing so twa dade telescoping shaft no ho hyia, ne dɔn a ɛte sɛ dɔn cone guard a ɛwɔ amansan nkwaa abien no nyinaa so (U-joints) ne dade Tractor Master na ɛyɛ PTO driveline biara Shield a ɛwɔ tractor no akyi PTO stub no atifi. Sɛ nylon bearing ahorow no sɛe anaasɛ odwumayɛni bi yi dɔn no mu de sra U-joint no na wantumi ansi ananmu a, U-joint kɔndua a ɛretwintwam a ɛda adi no bɛyɛ dade anom a ɛbue a ɛretwa mpɛn 9 wɔ sekan biara mu.

====================================================================================
    ANATOMY OF A GUARDED vs. UNGUARDED TRACTOR PTO DRIVELINE & AUGER GEARBOX
====================================================================================

   TRACTOR REAR                                         POST-HOLE DIGGER / AUGER
  +------------+   [1. Master Shield]                  [4. Shear Bolt / Pin]
  |            |======+                                      ||
  | PTO Stub   |      |   [2. Telescoping Plastic Guard]     vv
  | (540/1000) |==========(============================)====[()]====+
  |            |      |         | Anti-Rotation  |        U-Joint   | GEARBOX
  +------------+      |         | Restraint Chain|         Yoke     +----+----+
               [3. Bell Cone]   +----------------+                       |    |
                 Over U-Joint    (Anchored to Frame)                 \---|----|---/
                                                                      \  |    |  /
  * HOW THE GUARD SAVES YOUR LIFE:                                    /  |    |  \
    The outer plastic tube [2] rides on nylon bearings and           /---|----|---\
    is tethered by a chain. Even if you fall directly onto                 \  /
    the spinning PTO shaft, the outer plastic guard STOPS                   \/
    IMMEDIATELY on contact while the steel shaft spins inside.       [5. Auger Point]
====================================================================================

3. Akwan Abiɛsa a Edi Owu a Ɛfa Post-Hole Diggers ne Skid-Steer Augers ho¶

1. Wɔde ne ho to Post-Hole Digger Boom so de hyɛ no ma ɛyɛ dɔte a ɛyɛ dry ("Onipa Mu duru Mfomso"):
2. Tractor 3-point-hitch post-hole digger de ne ho to tumi a ɛtwe ade ba fam so. Sɛ wotutu ban dua ntokuru wɔ dɔte a wɔato denneennen anaa abotan dɔte mu a, ɛtɔ mmere bi a auger point no ma efĩ no yɛ fɛ na egyae keka kɔ fam.
3. Nea ɔyɛ adwuma no di mfomso a edi awu sɛ ɔma ɔboafo bi nantew kɔ soro wɔ auger a ɛretwintwam no nkyɛn na ɔde wɔn nipadua mu duru sɛn dade gearbox boom no so (anaasɛ ɔde sɔw pia kɔ fam) de hyɛ bit no ma ɛkɔ dɔte no mu. Boot no slip biako ma ɔboafo no nan, atade, anaa ne ti nhwi to shear-bolt collar a ɛretwintwam no so tẽẽ wɔ auger shaft no atifi anaasɛ ɛkɔ spiral flighting no mu.
4. Engineering Ano aduru a ɛteɛ: MMMA obiara kwan da wɔ mita 3 (anammɔn 10) fi post-hole digger bere a PTO no ayɛ adwuma. Yi PTO no, dum tractor no, na bolt cast-iron weight brackets wɔ gearbox dan no so, hwie buckets of water gu starter tokuru no mu ma dɔte no nyɛ mmerɛw, sesa carbide cutting a asɛe sẽ, anaasɛ fa hydraulic down-pressure kit hyehyɛ mu.
5. Sɛ wode Grade-8 Bolt Tenten a Ɛbata 5 Centimeters Besi Shear Bolt a Abubu Si ananmu:
6. Auger bit no bata gearbox output shaft no ho denam afɔrebɔ a ɛyɛ mmerɛw Grade-2 Shear Bolt a wɔayɛ sɛ sɛ auger no bɔ ɔbotan bi a, ɛbɛbɔ mu a ɛho tew mu fã.
7. Sɛ saa shear bolt no pae wɔ afuw mu a, wɔn a wɔyɛ adwuma no taa de bolt a ɛware dodo fa kɔla no mu sɛnea ɛbɛyɛ a sentimita 3 kosi 5 (nsateakwaa 1 kosi 2) a ɛda adi a ɛyɛ nhama a ɛda adi no bɛpue afiri auger shaft a ɛretwitwa no nkyɛn. Saa bolt a twitwiw ne ho a ɛpuepue no yɛ ntade-hama a edi awu a ɛretwɛn sɛ ɛbɛkyere pant nan a edi kan a ɛtwam no. Fa flush-length Grade-2 shear bolt a nea ɔyɛe no akyerɛ no di dwuma bere nyinaa.
8. Nnipa Baanu Nsa a Wɔde Yɛ Petrol Asase Auger Torque Reaction ("The Corkscrew Throw"):
9. Sɛ adwumayɛfo baanu kura pɛtro post-hole auger a wotumi fa so nsateaa na bit no bɔ ntini anaa ɔbotan bi a wɔasie no wɔ throttle a ɛyɛ den koraa mu a, bit no to fam a egyina hɔ pintinn.
10. Sɛnea Newton mmara a ɛto so abiɛsa kyerɛ no, engine ti ne nsateaa no bɔ akyi wɔ akwankyerɛ a ɛne no bɔ abira so wɔ 150+ RPM, na ɛbɔ nsateaa, ɛpaapae mpampam, na ɛbɔ adwumayɛfo a wɔyɛ adwuma no gu fam wɔ nhama a ɛretwintwam no nkyɛn.
11. Safe Gyinabea ma Handheld Augers: Fa benkum nsa no hyɛ wo benkum asen/asen, nnyina auger ne ɔfasu anaa ban ntam da, na fa augers a centrifugal clutch slip-brake anaa anti-kickback torque-arm tether wom di dwuma.

Deep dive 2: Aduruyɛ mu nkwagye a wɔde anammɔn anammɔn yɛ ma PTO ne auger entanglements¶

Sɛ woduru tractor PTO anaa auger entanglement beaeɛ a, di 4-Phase Agricultural Rescue Protocol yi akyi:

Ɔfã 1: Scene Ahobammɔ ne Diesel Engine a Wɔdum (Seconds 0 kosi 15) .¶

1. MMFA wo nsa nka nea wɔayɛ no bɔne no bere a shaft no redan: Sɛ mpo tractor engine no reyɛ adwuma a, PTO shaft no wɔ massive gear-reduced torque.
2. To tractor anaa skid-steer no mu fi cab no mu:
3. Foro kɔ operator station no mu fi ɔfã a ɛne adwinnade no ntam kwan ware sen biara no.
4. Twe PTO lever / switch no mu (na pia Auxiliary Hydraulic Detent lever no kɔ Neutral/OFF wɔ skid-steer so).
5. Dan ignition key no kɔ OFF.
6. Sɛ mfiri dedaw bi diesel tractor kɔ so tu mmirika bere a wɔadum safe no a: Twe Red Mechanical Fuel Shutoff Knob ("Kill Cable") a ɛwɔ dashboard no so no nyinaa kɔ kosi sɛ diesel engine no bɛbɔ akɔ baabi a awu, ANAA dane petrol valve a ɛwɔ tank no ase no kɔ OFF.
7. Fa parking brake no si hɔ na fa hydraulic loader nsa biara a wɔama so no si fam.

Ɔfã 2: Mframa kwan so Decompression ne Spinal Weight Support (Seconds 15 kosi 45) .¶

1. Slice constricting fabric off the neck and chest: Sɛ wɔakyinkyim nea wɔayɛ no bɔne no jacket anaa coveralls no ayɛ no hama a ɛyɛ den atwa shaft no ho ahyia na wɔtwe wɔn menewa anaa wɔn mpampam no abɔ dade dua no so a, fa heavy serrated trauma shears anaa seat-belt cutter twa ntama no wɔ jawline, collarbone, ne sternum no so sɛnea ɛbɛyɛ a wɔn koko betumi atrɛw.
2. Gye nipadua mu duru a ɛsensɛn hɔ no fi hɔ: Ma nkwagyefo baanu nkura nea wɔakum no no honam ani ne ne ti (anaasɛ wɔmfa sare a wɔde ayɛ nnua, nnua a wɔde ayɛ, anaa nnwinnade nnaka nhyɛ wɔn akyi ne n’asen ase) sɛnea ɛbɛyɛ a wɔn nipadua mu duru nnyae sɛ ɛbɛtwe wɔn akyi berɛmo ne mogya ntini mu.

Ɔfã 3: "Tourniquet-Before-Uwrapping" Mogya a Ɛtɔ Fam Mmara (Seconds 45 kosi 90) .¶

Dɛn nti na kuayɛ mu ahodwiriw oprehyɛn si sɛ wɔde tourniquet bɛhyɛ ANSA na wɔatwitwa ntade a wɔakyinkyim no afi ɔhonam akwaa a wɔabɔ so so dua? - Sɛ denim jeans anaa canvas coat mframa bɔ mpɛn 5 twa dade a ne kɛse yɛ milimita 75 a nsa anaa nan a abubu wɔ mu ho a, ntama a wɔakyinkyim no mia ɔhonam akwaa no so wɔ nhyɛso bɛboro 300 kosi 500 mmHg, na ɛyɛ adwuma sɛ bere tiaa mu tourniquet a ɛma brachial artery anaa femoral / popliteal artery a atetew no nkɔ mogya a ɛretu fi mu. - Sɛ wɔn a wogye nkurɔfo no twa denim a wɔakyinkyim no nyinaa de gye nan no ansa na wɔde aduruyɛ mu tourniquet ahyɛ kuru no atifi a, mogya mmoroso a ɛwɔ ntini mu no kɔ ntini a abubu no mu, na ɛma mogya tu kɛse. - Ntoatoaso a ɛteɛ: 1. Fa CoTCCC windlass tourniquet (CAT anaa SOFTT-W) "High and Tight" kyekyere wo nsa a ɛwɔ soro (wɔ abasa no atifi) anaa asen no atifi (wɔ asen no mu), bɛn (atifi hɔ) beae a ɛkyekyere no nyinaa. 2. Twitwa windlass poma no denneennen kosi sɛ ɛbɛto mu na kyerɛw bere no. (Sɛ wotwa asen anaasɛ wobɛpae a, di kan de windlass tourniquet a ɛto so abien si tourniquet a edi kan no atifi tẽẽ). 3. Gyae mfiri a wɔde yi dompe/aduru no ma Fire-Rescue: Sɛ wɔde akwaa nnompe no abɔ dade dua no ho anaasɛ wɔde abɔ auger flighting mu na nea wɔayɛ no bɔne no tumi home a, ntwe anaa nkyinkyim akwaa a abubu no mfi dua no so. Mmom no, yi PTO kɔla a ɛtwa ntɛm no wɔ tractor no dua no so sɛnea ɛbɛyɛ a odumgyafo betumi atwitwa dua no mu anaasɛ wɔde dade dua no fã tiaa a ɛda so ara bata ɔhonam akwaa a wɔde ahama abɔ no ho no akɔ.

Ɔfã 4: Akwaa a Ɛyɛ Fɛ a Ɛpae ne Ti nhwi a Ɛpae Nyinaa a Wobedi Ho Dwuma¶

1. Traumatic Forequarter (Abasa/Mmati) anaa Akyi (Nan) Avulsion:
2. PTO nhama a ɛde ahoɔhare kɛse no taa tetew abasa mũ nyinaa mu wɔ nsateaa, asen, anaa mmati nkwaa (forequarter avulsion). Esiane sɛ subclavian anaa axillary artery no san n’akyi kɔ akyi dompe no akyi baabi a tourniquet a wɔahyɛ da ayɛ ntumi nkata so nti, fa Z-fold hemostatic gauze (anaasɛ sterile plain gauze rolls) hyehyɛ mmati/abasa kuru no mu denneennen na fa nsa abien no nyinaa mia fam anyɛ yiye koraa no simma 5 a ɛkɔ so kosi sɛ nnuruyɛfo a wɔboa nkurɔfo bɛba.
3. Scalp Avulsion a edi mũ (Nwi Tenten a Wɔakyere wɔ PTO Shaft anaa Post-Hole Auger so):
4. Sɛ ti nhwi a wɔankyekyere anaa pɔnkɔ dua no brush PTO shaft a ɛretwitwa anaasɛ post-hole auger a, twetwe a ɛkyinkyini no yi ti nhwi a ɛwɔ ti nhwi nyinaa no fi ti nhwi no so wɔ asinasin biako mu wɔ subgaleal plane a ɛyɛ hare no so wɔ periosteum no atifi.
5. Hwɛ Nea Wɔayɛ no Ti no Ti: Fa gauze pads akɛse a sterile a wɔde sterile normal saline ayɛ no kata ti nhwi a ɛda adi no so ntɛm ara, afei fa gauze turban pressure dressing a ɛyɛ den na ɛyɛ snug dry kyekyere ti no ho na ama mogya atɔ no asiw ano.
6. Sɛ Wɔkora Ti Ti a Wɔabɔ no So ma Microsurgical Replantation: Microsurgeons betumi asan adua ti nhwi a avulsed denam temporal anaa occipital artery ne vein a wɔbɛsan de abɔ mu wɔ microscope ase Sɛ wɔakora ti nhwi no so yiye NKUTOO:
   1. Nnyiyi, ntwitwa, anaa nyi ti nhwi no mfi ti nhwi a avulsed no mu da (twitwa ti nhwi no katee nta dade shaft ne ti nhwi ntam a wuntwitwa were no).
   2. Fa nkyene a ɛnyɛ den hohoro efĩ a ɛyɛ hu fi ti nhwi no ase brɛoo.
   3. Fa sterile gauze a wɔde nkyene ayɛ no nwini kakra kyekyere ti nhwi no nyinaa, kata so wɔ plastic bag a ɛyɛ dry a nsu ntumi nkɔ mu mu, na fa saa bag no hyɛ cooler a wɔde 50/50 slush a nsukyenee a wɔabubu ne nsuonwini ahyɛ mu ma mu (mmfa ntini nsi nsukyenee a ɛda hɔ kwa so tẽẽ da).

Mpɔtam hɔ ntɛmpɛ nɔma ne adwumakuw no nhyehyɛe ahorow¶

Nsɛm a wɔtaa bisa¶

Tractor PTO shaft twa ntɛmntɛm dɛn ankasa, na dɛn nti na obi ntumi nnyae bere a ne nsateaa aka no pɛn no?¶

Tractor Power Take-Off (PTO) shaft a ɛyɛ gyinapɛn no twa ne ho **540 RPM (akyinhyia 9 a edi mũ wɔ sekan biara mu)** anaa **1,000 RPM (akyinhyia 16.7 wɔ sekan biara mu)**. Wɔ saa ahoɔhare no mu no, dade a ɛyɛ milimita 75 (nsateakwaa 3) ani twe ntama kɔ mu wɔ **mita 2.1 kosi 4.0 wɔ sekan biara mu (anammɔn 7 kosi 13 wɔ sekan biara mu)**. Esiane sɛ bere a nnipa yɛ wɔn ade no bɛyɛ **sekan 0.25** nti, wɔakyekyere jacket nsateaa, nsateaa, anaa hama a wɔde twe ade a ɛyɛ mmerɛw dedaw **dannan 2 kosi 4 koraa twa agyan no ho hyia** ansa na nea ɔyɛ adwuma no amemene no akyerɛw sɛ wɔn ntade no kaa dade no, na ɛde capstan friction ato ntama no mu wɔ agyan no so.

Sɛ mihu sɛ obi rekyekyere ne ho wɔ tractor PTO shaft anaa post-hole auger mu a, dɛn ne ade a edi kan koraa a ɛsɛ sɛ meyɛ?¶

**Nkyere nea wɔakum no no da bere a shaft no da so ara redannan**, anyɛ saa a afiri no bɛtwe wo akɔ driveline a ɛwɔ wɔn nkyɛn no mu. Ntɛm ara foro kɔ tractor cab no mu fi baabi a ahobammɔ wɔ a ɛne shaft no ntam kwan ware, **yi PTO clutch lever/switch no fi mu, na dane ignition key no kɔ OFF** (wɔ mfiri dedaw a wɔde diesel tractor ahorow a wɔmfa safe no nto mu no so no, twe **red mechanical fuel-shutoff knob** no nyinaa fi adi kosi sɛ engine no bewu). Sɛ wogyae engine no wie a, twa ntadeɛ biara a ɛrebɔ nea wɔayɛ no bɔne no kɔn anaa ne moma so sɛdeɛ ɛbɛyɛ a wɔbɛtumi ahome, na frɛ **911 / 112 / 999**.

Dɛn nti na ɛsɛ sɛ wɔn a wogye nkurɔfo no de tourniquet to nsa anaa nan a ayɛ tan so ANSA na wɔatwitwa ntade a wɔakyinkyim no afi PTO dua no so?¶

Sɛ denim jeans anaa canvas adwuma jacket a emu yɛ duru kyinkyim denneennen twa dade PTO shaft a nsa a abubu anaasɛ abubu wɔ mu ho ahyia a, ntama a wɔabɔ no denneennen no piapia akwaa no wɔ mercury milimita ɔhaha pii mu, na ɛyɛ adwuma sɛ **makeshift tourniquet** a ɛbɔ **femoral anaa brachial artery** a atetew no mu. Sɛ wɔn a wogye nkurɔfo di kan twa pantan anaa nsateaa a wɔakyinkyim no nyinaa fi agyan no so a, ntini a abubu no bue mpofirim na ɛpuepue a wontumi nni so. Bere nyinaa fa **aguadi windlass tourniquet "High and Tight" kyekyere wo groin anaa armpit ABOVE the entanglement zone ANSA na wobɛpae anaa woatwitwa ntade no**.

Dɛn nti na ɛnsɛ sɛ mede me ho to afiri a wɔde tutu tokuru a wɔde tractor so asisi so anaasɛ mede me nsa pia fam da na aboa no ma atutu fam a ɛyɛ den?¶

Bɛboro ɔha biara mu nkyem 70 a tractor post-hole digger entanglements** ba bere a onipa a ɔto so abien nantew kɔ soro wɔ auger a ɛretwintwiw no nkyɛn kɔsɛn wɔn nipadua mu duru wɔ gearbox boom no so anaasɛ ɔde sɔw pia efĩ no. Esiane sɛ auger no ne ne **shear-bolt kɔla** a ɛda adi no di akɔneaba wɔ akyirikyiri sɛntimita pɛ wɔ 150 kosi 540 RPM bere a ɛtow efĩ a ɛho ayɛ hare atwa tokuru no ho ahyia nti, nan biako a ɛtwetwe anaa mframa a ɛbɔ a ɛbɔ jacket flap kɔ shear bolt no mu no twe ɔboafo no kɔ auger no so wɔ sekan mu nkyem abien mu. Ma obiara **anyɛ yiye koraa no, ɛnkɔ mita 3 (anammɔn 10)** bere a PTO no reyɛ adwuma no; sɛ asase no yɛ den dodo a, to tractor no mu na fa bolt-on weights ka ho anaasɛ hwie nsu gu tokuru no mu.

Ɔkwan bɛn so na plastic tubular guard a ɛwɔ PTO shaft so no yɛ adwuma, na dɛn nti na ɛwɔ nkɔnsɔnkɔnsɔn ketewaa bi a wɔde abata ho?¶

PTO driveline guard yɛ **telescoping plastic tube a ɛwɔ afã abien** a ɛtwa dade a ɛretwintwiw no ho hyia na ɛtra nylon ring bearings a ɛnyɛ den pii so wɔ n’awiei abien no nyinaa. **anti-rotation tether chain** ketewa no twitwa abɔnten plastic tube no kɔ baabi a egyina wɔ tractor ne implement frame no so ma plastic kyɛm no kɔ so gyina hɔ (anaasɛ sɛ obi brush tia no a, egyae twitwiw) bere a dade shaft no twitwiw 540 anaa 1,000 RPM wɔ mu. Sɛ nylon bearing ahorow no kyere anaasɛ plastic tube no mu paapae a, ɛsɛ sɛ wɔsesa guard no ansa na wɔde afiri no adi dwuma.

Sɛ nhwi atenten kyekyere PTO dua anaa auger mu na ɛtetew ti nhwi no mu a, mmoa a edi kan bɛn na ehia?¶

Sɛ nhwi atenten kyekyere ti nhwi a ɛkyinkyini ho a, ɛtaa yi ti nhwi a nhwi wom no fi ti nhwi no so biako (**complete scalp avulsion**). Nea edi kan no, di mogya a ɛretu wɔ nea wɔayɛ no bɔne no ti so no so denam **gauze a ɛnyɛ yare a wɔde nkyene a ɛnyɛ yare mmoawa** akata ti nhwi dompe a ɛda adi no so na wode **gauze pressure turban a ɛyɛ dry a ɛyɛ fɛ** abɔ ti no ho. Nea ɛto so abien, **kora ti nhwi a avulsed no so ma microsurgical replantation**: **nnyiyi anaa ntwitwa ti nhwi no mfi ti nhwi no so da**; fa nkyene gauze a ɛnyɛ den a ɛyɛ nwini kyekyere ti nhwi no nyinaa, kata so wɔ **plastic bag a ɛyɛ dry a nsu ntumi nkɔ mu** mu, na fa saa bag no hyɛ **nsukyenee a wɔabubu ne nsuonwini **50/50 slush mu** (ɛnyɛ wɔ nsukyenee a ɛda hɔ kwa so da). Sɛ wofa mmoa a edi kan, CPR, ne Stop the Bleed adesua a wɔagye atom a efi Red Cross, St John Ambulance, anaa mpɔtam hɔ adwumayɛfo bi hɔ a, esiesie wo ma nkuraase tebea horow a egye ntɛmpɛ.

Akwankyerɛ ahorow a ɛfa ho¶

• Mfiri a wɔde yɛ mfuw PTO entanglement ne aburow bin entrapment
• Mogya a ɛtɔ kɛse ne windlass tourniquet a wɔde di dwuma
• Crush opira, akwaa a wɔde pinning bere tenten, ne compartment syndrome
• Nantew-akyi trencher, stump grinder, ne directional drill strike ne entanglement
• Nkuraase homestead ne long-driveway ntɛmpɛ kwan ne medevac LZ prep

Fibea ne aban akwankyerɛ¶

• Adwuma mu Ahobanbɔ ne Akwahosan Dwumadibea (OSHA, United States) ne Amerika Kuadwuma ne Abɔde a Nkwa Wom Mfiridwumayɛfo Kuw (ASABE): 29 CFR 1928.57 (Afuw mu Mfiri ne PTO Drivelines a Wɔwɛn: Master Shields, Tubular Guards, ne U-Joint Cones) ne ASABE S203 / S318 Standards.
• Ɔman Asoɛe a Ɛhwɛ Adwumayɛ mu Ahobammɔ ne Akwahosan So (NIOSH) ne Ɔman Afuw mu Aduruyɛbea (Marshfield Ayaresabea): Kuadwuma mu Tumi a Wɔde Fa (PTO) ne Tractor-Mounted Post-Hole Auger Entanglement Biomechanics, Reaction-Time Draw-In Math, ne Extrication Protocols.
• Akwahosan ne Ahobanbɔ Dwumadibea (HSE, United Kingdom) ne Akwahosan ne Ahobammɔ Bagua (HSA, Ireland): Kuadwuma Ho Amanneɛbɔ Krataa AIS40 (Power Take-Offs ne PTO Drive Shafts: EN 12965 Guard Maintenance, Bearing Checks, ne Safe Step-Around Mmara).
• American College of Surgeons (ACS) Committee on Trauma: Prehospital Trauma Life Support (PHTLS) ne Rural Trauma Team Development Course (RTTDC) Akwankyerɛ a ɛfa Ahoɔden a Ɛho Hia a Wɔkyinkyini Akwaa a Wɔde Di Dwuma, Junctional Hemostatic Packing, ne Proximal Tourniquet a Wɔde Di Dwuma ho.
• Amerika Fekuw a Ɛhwɛ Oprehyɛn nketenkete a Wɔsan Yɛ So (ASRM): Ntɛmpɛ a Wɔkora So ne Ntini nketenkete a Wɔsan De Dua Ho Nhyehyɛe a Wɔde Ma Ti nhwi a Wɔabɔ no Koraa ne Ntini a Wɔatwa no Ntini Kɛse (\(+4\text{ °C}\) Indirect Ice-Water Slurry Method).