CN103860307A - Foldable portable first-aid external fixation bracket for bone fracture - Google Patents
Foldable portable first-aid external fixation bracket for bone fracture Download PDFInfo
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- CN103860307A CN103860307A CN201410087653.8A CN201410087653A CN103860307A CN 103860307 A CN103860307 A CN 103860307A CN 201410087653 A CN201410087653 A CN 201410087653A CN 103860307 A CN103860307 A CN 103860307A
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Abstract
The invention relates to a foldable portable first-aid external fixation bracket for bone fracture, which comprises an external liner, wherein an air bag is arranged on the external liner; the air bag can be inflated, and a plurality of bulges are formed on the surface of the air bag after the air bag is inflated; multiple sets of foldable connecting rods arrayed in parallel are arranged between the air bag and the external liner; each set of connecting rods comprises a plurality of sleeves; a sleeve core capable of sliding into the sleeves is arranged between each two sleeves; a guide rope which is fixed with the sleeve cores of each set of connecting rods and is used for sliding the sleeve cores is penetrated through the interiors of the sleeve cores and the sleeves of each set of connecting rods; pulling handles are arranged at the two ends of the external liner; lacings are arranged on the two sides of the external liner. The foldable portable first-aid external fixation bracket for bone fracture is foldable and portable, can be contained in a knapsack or haversack, is convenient to carry and is especially fit for field first-aid fixation for outdoor limb fracture.
Description
Technical field
The invention belongs to orthopaedics field first aid medical instruments technical field, relate in particular to a kind of folding-type portable first aid of fracture exterior fixation bracket.
Background technology
Along with the development of social process of industrialization, the limb fracture sickness rate being caused by reasons such as construction production, vehicle accident, Serious geological disasters increases gradually, particularly high-energy damages the limb unstable fracture causing, often cause fracture peripheral vessels, nerve injury, even jeopardize patient's life.The object of first aid of fracture is to adopt the most simple effective method to save life, protection suffering limb, send after rapidly, to deal carefully with as early as possible.Thereby rescue at the scene, after send in transport process must service-strong exterior fixation bracket or temporarily fixing fracture of clamping plate, to prevent that fracture site from continuing displacement, further increase the weight of fracture peripheral vessels, nerve injury, for subsequent procedures treatment creates favorable conditions, reduce the incidence rate of complication for patients.
But China's medical first aid system is not perfect at present, coverage is too small, a large amount of extremity fracturies that particularly geological disaster causes, under condition, adopt traditional clamping plate to fix or gather materials on the spot more in the wild and use waddy, branch etc., not only consuming time, consumption power, and the outer fixture volume and the weight that use are all larger, be unfavorable for carrying and operating of rescuer, fixed effect is not firm, easily causes fracture site secondary damage in sending process after under complicated road conditions.For this present situation, there is scholar to make useful research and trial, designed part exterior fixation bracket or clamping plate on-the-spot fixing for fracturing, but these devices more or less all have some not enough or restriction.
" a kind of clamping-plate external fixation bone-fracture treatment system device " for example mentioned in Chinese invention patent CN101507669B, adopt bamboo to mould clamping plate cooperation and walk crosswise subsides band fixed limb fracture, according to biomechanics detection display, it has higher mechanical property, but its clamping plate entire length cannot regulate, and inconvenience is carried in field.
In Chinese utility model patent CN202554188U, " convenient fracture external fixator " designed a kind of long C shape Spring splint, utilizes elastic band that C clamp plate is tightened up to fixing fracture, forms a comparatively hard cylindric external fixator.It is comparatively reliable for fracture site protective effect, but its diameter is large, length is unadjustable, is difficult to carry.
" the outer strap " mentioned in Chinese utility model patent CN201676048U, two metal plates that adopt elastic bandage and be connected to binder two ends are around wrapping fixed limb fracture, but its clamping plate overall length is changeless, portable has inconvenience more.
Design utilizes arc and increased pressure board in conjunction with press belt fixing limbs fracture in Chinese utility model patent CN202397670U, " to fix pressurizing bone plate outward ", but its arc width is large, overall length is longer, and the field first aid that is not suitable for fracturing uses.
Chinese utility model patent CN202313853U201120451095.0 " a kind of external fixator for orthopedics dep " utilizes fixing band that the several plintlets that are lined with sponge strip are coupled together, fracture around fixing limbs, its advantage is can adjusting elasticity degree, but its fixed effect is not firm, and its clamping plate entire length cannot shorten, and carries inconvenience.
" single-operated small clamp outer securing strap " mentioned in Chinese utility model patent CN201260718Y, it adopts the materials such as long cotton strap, thin foam-rubber cushion, velcro to connect several plintlets, although its Portability is better, but its mechanical strength is lower than rigid outer strap or support, the lower limb comminuted fracture fixed effect causing for severe trauma is undesirable, after send way in easily cause secondary damage.
The general volume of exterior fixation bracket that relates at present the field first aid of fracturing is large, length and width cannot shorten, and it is very inconvenient particularly under field condition, to carry.
Also there is a total problem in these fracture external fixing racks, the clamping plate that play fixation directly contact with limbs, there is no cushion, increase gradually along with fracture end is hemorrhage, tissue edema increases the weight of, limbs continue swelling, easily occurs the problem of fixing wrapping tension.Exist by bone at lower leg portion, interosseous membrane, intermuscular septum and deep fascia form bone fascial bursa jointly, trauma fracture hematoma and tissue edema likely cause bone fascial bursa content and increase, if now there is wrapping tension simultaneously, the fixing overweight phenomenon of local compression, just be very easy to make bone fascial bursa internal pressure to increase > 55mmHg, the small artery of the inaccessible supply of extruding muscle group, cause the vicious cycle of ischemia-edema-ischemia, cause muscle ischemic necrosis, finally cause the generation of osteofascial compartment syndrome, have a strong impact on suffering limb function, even cause patient's life danger.Thereby when acquisition fracture site fixedly secures, how to avoid a series of complication of wrapping up tension or fixing overweight initiation just to become the major issue that must overcome.
Summary of the invention
The object of the invention is for the problems of the prior art, a kind of folding-type portable first aid of fracture exterior fixation bracket is provided, this support can fold, and is easy to carry.
For achieving the above object, the technical scheme that the present invention takes is as follows: comprise outer lining, outside described, be lining with to be provided with and can inflate and inflate the air bag of rear surface with some projections, between air bag and outer lining, be provided with the connecting rod that some groups of being arranged parallel to each other can be folding, every group of connecting rod comprises some sleeve pipes, between every two sleeve pipes, be provided with the cover core that can slide in sleeve pipe, cover core and inside pipe casing are installed with and overlap that core fixes and for the strop of slip cap core; Outer lining two ends are provided with lift-pull handle, and outer lining both sides are provided with band.
One end of described cover core is round table-like structure, and the other end is cylindrical-shaped structure; Tao Xin center is the guide hole that connects cover core; Sleeve pipe is the cylinder-like structure of hollow, and sleeve pipe one end is the through hole matching with the round table-like structure of cover core.
On the sidewall at described sleeve pipe two ends, offer a circle groove along sleeve circumferential, be provided with the clip of two semicircle shapes in each groove, sleeve pipe is fixed on outer being lining with by clip.
On the clip of described two semicircle shapes, offer fixing hole, sleeve pipe is fixed on outer being lining with by fixing hole.
On the sidewall of described cover core, offer along its length draw-in groove; One side of sleeve pipe upper groove is provided with the first pin that passes internal surface of sleeve pipe and match with draw-in groove; On the sidewall of cover core, be provided with the second pin that passes cover in-core wall, strop is fixed on cover core by the end of the second pin.
Described draw-in groove is offered to one end of cylindrical-shaped structure along one end of the round table-like structure of cover core, and the length of draw-in groove is less than the length of overlapping core.
Cover core and sleeve pipe are made by carbon fiber, fiberglass or engineering plastics; The material of described outer lining is canvas.
Described air bag one end is provided with for the charging valve to airbag aeration; Described lift-pull handle is sewed up several pull ropes by canvas and is formed.
In described every group of connecting rod, the end of strop is converged and at meet, tow handle is set; The two ends of outer lining are provided with one, and for lifting the rope of outer lining, the two ends of every rope are all fixed on one end of outer lining, and lift-pull handle is arranged on the middle part of every rope.
In the time fixing the lift-pull handle of outer lining upper end, lift the tow handle of outer lining lower end, cover core skids off and enters in another each sleeve pipe under the drive of strop from sleeve pipe, and now connecting rod is in deployed condition; In the time fixing the lift-pull handle of outer lining lower end, lift the tow handle of outer lining upper end, cover core slides in sleeve pipe under the drive of strop, and now connecting rod is in off-state.
Compared with prior art, the present invention has following beneficial effect:
1. connecting rod that can be folding by setting in the present invention, the cover core of connecting rod can slide in sleeve pipe, after cover core skids off from sleeve pipe, between adjacent two sleeve pipes, form firmly rigid connection, after cover core slides in sleeve pipe completely, between adjacent casing without rigid connection, support can fold along the soft junction between adjacent casing, and after support-folding in the time of contraction state small volume, total quality is light and handy, can include in knapsack or satchel, carry conveniently, be particularly suitable for field extremity fracture field first aid and fix;
In the present invention by air bag is set, after can being wrapped up for open wound, form suitable extruding force wound is local, play the effect of effective hemostasis;
3. in the present invention, airbag aeration rear surface forms many projections, and when contact skin, between adjacent protrusions, leave space, reduce limb skin and local sanguimotor direct compressing, effectively avoid skin to weigh wounded and the generation of osteofascial compartment syndrome, be conducive to the recovery of later stage limbs of patient function.
Further, the connecting rod in the present invention, for to be made up of materials such as carbon fiber, fiberglass or engineering plastics, has good mechanical property, can fixedly secure fracture site, avoid carrying, after send in process fracture site displacement, cause secondary damage, fixed effect is firm.
The connecting rod that the present invention is made up of materials such as carbon fiber, fiberglass or engineering plastics can see through x-ray, takes in x-ray process without taking off after support fixed limb, prevents from taking the secondary injury in moving, and does not affect x-ray Imaging Study simultaneously.
Connecting rod in the present invention comprises cover core and sleeve pipe, cover core can move in sleeve pipe, and cover core is when mobile, the end of the first pin is positioned at the draw-in groove of cover core, can prevent that like this overlapping core rotates at sliding process, the length of draw-in groove is less than the length of overlapping core, in the time that the first pin contacts with the end of draw-in groove, can prevent that overlapping core excessively skids off; In addition, the present invention has that mechanical strength is high, fixed, protection suffering limb skin, prevent from oppressing blood circulation, and after can not cause the feature of secondary damage in sending way.
Accompanying drawing explanation
Fig. 1 is sleeve pipe schematic diagram of the present invention, and wherein, Fig. 1 (a) is sleeve pipe overview, and Fig. 1 (b) is sleeve pipe longitudinal section view, the sleeve pipe overview that Fig. 1 (c) is semicircle clip.
Fig. 2 is cover core schematic diagram, and wherein, Fig. 2 (a) is the cutaway view of cover core, and Fig. 2 (b) is the stage casing sectional view of Fig. 2 (a), and Fig. 2 (c) is the top view of Fig. 2 (a).
Fig. 3 is that casing pipe sleeve core draws the clamping principle schematic that is slidably connected, schematic diagram when Fig. 3 (a) does not slide in sleeve pipe for cover core, Fig. 3 (b) is, the schematic diagram when head of cover core will slide in sleeve pipe, schematic diagram when Fig. 3 (c) slides in sleeve pipe for cover core.
Fig. 4 is that the present invention launches effect schematic diagram.
Fig. 5 is overall deployed condition schematic diagram after airbag aeration.
Fig. 6 is the fixing suffering limb schematic diagram of air bag protection.
Wherein, 1 is sleeve pipe, and 11 is the first pin, and 12 is clip, and 13 is rivet, and 14 is fixing hole; 2 is cover core, and 21 is draw-in groove, and 22 is bullport, and 23 is the second pin; 3 is strop, and 31 is tow handle; 4 is outer lining; 51 is overall rope, and 52 is lift-pull handle; 6 is air bag, and 61 is projection, and 62 is charging valve; 71 is the first band, and 72 is the second band.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described further.
Referring to Fig. 4 and Fig. 5, the present invention includes outer lining 4, described outer lining 4 is provided with can inflate and inflate the air bag 6 of rear surface with some projections, air bag 6 is inflatable bladders, air bag 6 one end are provided with charging valve, can be to inflation in air bag 6 by charging valve, between air bag 6 and outer lining 4, be arranged at the connecting rod that some groups of being arranged parallel to each other can be folding, every group of connecting rod comprises some sleeve pipes 1, between every two sleeve pipes 1, be provided with the cover core 2 that can slide in sleeve pipe 1, cover core 2 and sleeve pipe 1 inside are installed with the strop 3 for movable sleeving core 2; Outer lining 4 two ends are provided with lift-pull handle 52, lift-pull handle 52 is sewed up several pull ropes by canvas and is formed, outer lining 4 both sides are provided with band, each side respectively has 4, band comprises the first band 71 that is arranged at outer lining one side and the second band 72 that is arranged at outer lining opposite side, wherein there is hook surface fastener the outer end of a lateral bundle band, mutually pastes with the band dorsal part hair side of opposite side correspondence position, play tighten up, support bracket fastened effect.
Referring to Fig. 1 and Fig. 2, the head end of cover core 2 is round table-like structure, and tail end is cylindrical-shaped structure, and the head end internal diameter of cover core 2 is little, and tail end internal diameter is large, and referring to Fig. 2 (a), the center of cover core 2 is the guide hole 22 that connects cover core 2; Referring to Fig. 2 (c), the surface of cover core 2 caudad offers draw-in groove 21 from head end along its length, is provided with to pass cover in-core wall and for strop being fixed on to second pin 23 of cover on core on the sidewall of cover core 2; Referring to Fig. 2 (b), 21 of draw-in grooves have been offered one section, extend to postmedian from cover core head, do not run through whole cover core 2, and draw-in groove 21 is offered to one end of cylindrical-shaped structure along one end of the round table-like structure of cover core, and the length of draw-in groove 21 is less than the length of overlapping core 2.
Draw-in groove 21 forms step-like structure with sidewall; Referring to Fig. 1 (a), the cylinder-like structure that sleeve pipe 1 is hollow, and sleeve pipe 1 tail end is the through hole matching with the round table-like structure of cover core 2, referring to Fig. 1 (b), the tail end section of sleeve pipe 1 is isosceles trapezoid, and the internal diameter of sleeve pipe 1 tail end is greater than the internal diameter near tail end, and the head end that overlaps like this core 2 can enter into the tail end of sleeve pipe 1.
On the sidewall at the two ends of described sleeve pipe 1, circumferentially offer a circle groove along sleeve pipe 1, in each groove, be provided with the clip 12 of two semicircle shapes, on the clip 12 of two semicircle shapes, offer fixing hole 14, the clip of two semicircle shapes 12 is passed through after two pieces of rivet 13 riveteds, two clips 12 hold sleeve pipe 1, by the fixing hole 14 on clip 12, sleeve pipe 1 are fixed on outer lining 4.One side of sleeve pipe 1 head end groove is provided with the first pin 11, the first pin 11 passes the inwall of sleeve pipe 1, and matching with the draw-in groove 21 on cover core 2 in the tip of the first pin 11, prevents from overlapping appearance rotation in core 2 sliding processes, in the sleeve pipe 1 of restriction cover core 2 tail ends from this group connecting rod, skidding off simultaneously.
Middle sleeve internal diameter of the present invention connects near caudal end part internal diameter and diminishes, and forms a step spline structure, limits this group cover core in the time that strop 3 tractions slide back to sleeve pipe, because hyper-traction is deviate from sleeve pipe from tail end.Sleeve pipe tail end internal diameter is horn-like, the round table-like head that can guarantee next group cover core slips into sleeve pipe smoothly, simultaneously can be after cover core slips into sleeve pipe certain distance tightening sleeve core head, guarantee that sleeve pipe is connected with cover core firm, this kind of firm connection is to overlap by the next one interference fit clamping arranging when core slips into the horn-like tail end of sleeve pipe to realize.
By rotating the second pin 23, closely fixed guide rope 3 and cover core 2, prevent strop 3 slippages, cover core 2 diameters reduce gradually from middle and upper part head-end, be contraction round table-like, guarantee that cover core 2 can slip into smoothly the tubaeform afterbody of a sleeve pipe under strop 3 tractions, and by further traction and sleeve pipe clamping.When cover core while slipping into a sleeve pipe tail end under pull rope tractive, the draw-in groove on cover core coordinates with the pin on the sleeve pipe tube wall of this group connecting rod, prevents from overlapping core and rotates, and prevent from overlapping core and excessively skid off.
Shown in Figure 3, in the time of tractive head end tractive strop 3, next cover core 2 cephalad under strop traction slips into the horn-like afterbody of a sleeve pipe 1, continuation tractive strop 3 makes to overlap the round table-like head of core 2 and sleeve pipe 1 afterbody further tightens up, guarantee that sleeve pipe 1 is connected with cover core 2 firm, and rely on interference fit clamping.Now next cover core 2 leading portions are positioned at sleeve pipe 1 afterbody, and section is positioned at the head of next sleeve pipe 1 thereafter, make 1 of adjacent sleeve pipe form firmly rigid connection by cover core 2, array sleeve pipe 1 and cover core 1 can form longer hard connecting rod by this kind of method.
Shown in Figure 4, in the present invention, connecting rod is 4 groups, and every group of connecting rod comprises 5 sleeve pipes and 4 cover cores, first the first pin 11 positions in draw-in groove 21 alignment sleeve of cover core packed in sleeve pipe, suitably screw in the first pin 11, the excessive head-end of restriction cover core 2 is slided and is departed from sleeve pipe 1.Strop 3, successively through 4 cover cores 2, is screwed to the tight fixed guide rope 3 of the second pin 23 and cover core 2, penetrate a sleeve pipe 1 at strop 3 head ends simultaneously.These 5 sleeve pipes 1 are kept at a certain distance away, be fixed on canvas outer lining 4, be lining with the parallel 4 groups of identical connecting rods of fixing outward at canvas in this way.The strop of 4 groups of connecting rods 3 is drawn in, make tow handle 31 and facilitate integrated operation.Respectively make an overall rope 51 at canvas outer lining 4 two ends, make on same one end of outer lining at the two ends of overall rope 51, and the middle part of overall rope 51 arranges a lift-pull handle 52.The round table-like head of cover core 2, towards being defined as head end (being one end that radius is little), is made respectively mark on outer lining and lift-pull handle.
Shown in Figure 5, at 4 the first bands 71 of outer lining 4 one latasuture system, make 4 the second bands 72 in the opposite side relevant position of outer lining 4, wherein, on the first band 71 and the second band 72, be provided with magic tape, there is the seta of harder buckle the outer end of the first band 71, can mutually paste with the fiber of the small, flexible at second band 72 back sides of opposite side.The first band 71 of outer lining both sides can be connected with the second band 72 by magic tape.On outer lining 4, arrange after 4 groups of connecting rods, the face that is lining with outside is again made air bag 6, there is spaced protrusions 61 on air bag 6 surfaces, by charging valve 62 inflations, air bag 6 is expanded by air pump or manual inflation, how many air bag 6 internal pressure sizes can be controlled by the fill gas scale of construction, in use, can adjust gasbag pressure according to specific requirement.
Shown in Figure 6, place and there are many projections in the air bag 6 of suffering limb below, after being wrapped up for open wound, form suitable extruding force at wound surface place, reduce wound bleeding; Air bag 6 is inflated rear surface and is formed many projections, and between adjacent protrusions, leaves space when contact skin, reduces the sanguimotor direct compressing in part, does not disturb limbs blood flow, prevents osteofascial compartment syndrome, is beneficial to the recovery of later stage limbs of patient function.
Work process of the present invention is: in the time fixing the lift-pull handle 52 of outer lining 4 upper ends, lift the tow handle 31 of outer lining 4 lower ends, cover core under the drive of strop 3 in every group of connecting rod slips into a sleeve pipe tail end fixing, now adjacent two sleeve pipes form rigid connection by cover core, adjacent array connecting rod has good mechanical strength, and now support is deployed condition.In the time fixing the lift-pull handle of outer lining 4 lower ends, the tow handle that lifts tail end makes strop tractive cover core skid off a sleeve pipe, reenter in next sleeve pipe, now between adjacent casing without rigid connection, support can fold along the soft junction between adjacent casing, and now support is collapsed state.
Exterior fixation bracket in the present invention for example, according to fracture design different length and width, upper limb, the lower limb of different parts.
Describe below by concrete use-case:
Referring to Fig. 6, the first aid of fracture exterior fixation bracket that is folded state, the lift-pull handle 52 of 1 portable support head end are first taken out in first aid of limb fracture scene from satchel or knapsack, lift-pull handle 52 stent of trampling support tail end with 1 foot, now the connecting rod in support is still in off-state.With the hands hold the tow handle 31 of head end, firmly upwards lift, the foot of simultaneously trampling support tail end lift-pull handle gives antagonism in the other direction, cover core 2 in 4 groups of connecting rods slips into the afterbody of a upper sleeve pipe 1 smoothly by the traction of strop 3, continue upwards Traction handle 31, determine that cover core 2 has firmly snapped in sleeve pipe 1 afterbody, now the connecting rod in support, in connected state, makes 1 of adjacent sleeve pipe form firmly rigid connection by cover core 2.Inflate to air bag 6 by charging valve 62.Tractive lifts fracture limbs, is placed on suffering limb below by what launch completely, sets level suffering limb, rolls and holds suffering limb from support both sides, utilizes four group of first band 71, the second band 72 to fix, tighten up support, and now suffering limb has obtained good protection.The air bag that is simultaneously padded on suffering limb below has many projections, can play good buffering, decompressing effect.
After suffering limb, deliver to hospital and take further treatment, first remove four group of first band 71, the second band 72, spread out support to both sides, tractive lifts suffering limb, extract support out from suffering limb below rapidly, open gas in the emptying air bag of charging valve, with the hands hold the tow handle 31 of support tail end, firmly upwards lift, the 1 sufficient lift-pull handle 52 of trampling support head end gives antagonism in the other direction simultaneously, cover core 2 in 4 groups of connecting rods skids off from upper sleeve pipe 1 afterbody by the traction of strop 3, continue upwards Traction handle 31, determine that cover core 2 skids off completely and reenters in adjacent casing 1 from upper one group of sleeve pipe afterbody 1, now the connecting rod in support departs from again, between adjacent casing without rigid connection, along the soft junction folding rack between adjacent casing, be received in support portable capsule or satchel.
The present invention, according to using position difference, can be divided into fracture of upper limb exterior fixation bracket and fracture of the lower limb exterior fixation bracket substantially according to support entire length, width.
This use-case only illustrates technical conceive of the present invention and feature, and its object is to make personage in this field can understand content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences that spirit is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. a folding-type portable first aid of fracture exterior fixation bracket, it is characterized in that, comprise outer lining (4), on described outer lining (4), be provided with and can inflate and inflate the air bag (6) of rear surface with some projections, between air bag (6) and outer lining (4), be provided with the connecting rod that some groups of being arranged parallel to each other can be folding, every group of connecting rod comprises some sleeve pipes (1), between every two sleeve pipes (1), be provided with the cover core (2) that can slide in sleeve pipe (1), cover core (2) and sleeve pipe (1) inside are installed with and overlap that core (2) fixes and for the strop (3) of slip cap core (2), outer lining (4) two ends are provided with lift-pull handle (52), and outer lining (4) both sides are provided with band.
2. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 1, is characterized in that, one end of described cover core (2) is round table-like structure, and the other end is cylindrical-shaped structure; The center of cover core (2) offers the guide hole (22) that connects cover core (2); The cylinder-like structure that sleeve pipe (1) is hollow, and the through hole of sleeve pipe (1) one end for matching with the round table-like structure of cover core (2).
3. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 1 and 2, it is characterized in that, on the sidewall at described sleeve pipe (1) two ends, circumferentially offer a circle groove along sleeve pipe (1), the clip (12) that is provided with two semicircle shapes in each groove, sleeve pipe (1) is fixed on outer lining (4) by clip (12).
4. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 3, is characterized in that, on the clip (12) of described two semicircle shapes, offers fixing hole (14), and sleeve pipe (1) is fixed on outer lining (4) by fixing hole (14).
5. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 3, is characterized in that, offers along its length draw-in groove (21) on the sidewall of described cover core (2); One side of sleeve pipe (1) upper groove be provided with pass sleeve pipe (1) inwall and and the first pin (11) of matching of draw-in groove (21); On the sidewall of cover core (2), be provided with the second pin (23) that passes cover core (2) inwall, strop (3) is fixed on cover core (2) by the end of the second pin (23).
6. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 5, it is characterized in that, described draw-in groove (21) is offered to one end of cylindrical-shaped structure along one end of the round table-like structure of cover core, and the length of draw-in groove (21) is less than the length of cover core (2).
7. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 1, is characterized in that, described cover core (2) and sleeve pipe (1) are made by carbon fiber, fiberglass or engineering plastics; The material of described outer lining (4) is canvas.
8. according to a kind of folding-type portable first aid of fracture exterior fixation bracket described in claim 1 or 7, it is characterized in that, described air bag (6) one end is provided with for the charging valve (62) to air bag (6) inflation; Described lift-pull handle (52) is sewed up several pull ropes by canvas and is formed.
9. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 1, is characterized in that, in described every group of connecting rod, the end of strop (3) is converged and at meet, tow handle (31) is set; The two ends of outer lining (4) are provided with one, and for lifting the rope (51) of outer lining (4), the two ends of every rope (51) are all fixed on one end of outer lining (4), and lift-pull handle (52) is arranged on the middle part of every rope (51).
10. a kind of folding-type portable first aid of fracture exterior fixation bracket according to claim 9, it is characterized in that, in the time fixing the lift-pull handle of outer lining (4) upper end, lift the tow handle of outer lining (4) lower end, cover core (2) skids off and enters in another sleeve pipe (1) under the drive of strop (3) from sleeve pipe (1), and now connecting rod is in deployed condition; In the time fixing the lift-pull handle of outer lining (4) lower end, lift the tow handle of outer lining (4) upper end, cover core (2) slides in sleeve pipe (1) under the drive of strop (3), and connecting rod is in off-state.
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|---|---|---|---|
| CN201410087653.8A CN103860307B (en) | 2014-03-11 | 2014-03-11 | A kind of folding-type portable first aid of fracture exterior fixation bracket |
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| CN201410087653.8A CN103860307B (en) | 2014-03-11 | 2014-03-11 | A kind of folding-type portable first aid of fracture exterior fixation bracket |
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| CN103860307A true CN103860307A (en) | 2014-06-18 |
| CN103860307B CN103860307B (en) | 2015-09-02 |
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| CN105428041A (en) * | 2015-11-30 | 2016-03-23 | 许继集团有限公司 | Transformer air passage bar fixing band and transformer manufacturing method using fixing band |
| CN111683638A (en) * | 2018-01-31 | 2020-09-18 | 反应机器人技术有限公司 | Cuff for accommodating at least a portion of an external limb of a person |
| CN112155827A (en) * | 2020-09-30 | 2021-01-01 | 吕修波 | Fracture and limb breakage rapid fixing device and operation method thereof |
| CN112603249A (en) * | 2020-12-23 | 2021-04-06 | 中南大学湘雅医院 | Portable multi-cavity electronic anorectal endoscope with saccule expansion function |
| CN112891044A (en) * | 2021-01-26 | 2021-06-04 | 高金华 | Human body fixing air bag structure for flood rescue |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428041A (en) * | 2015-11-30 | 2016-03-23 | 许继集团有限公司 | Transformer air passage bar fixing band and transformer manufacturing method using fixing band |
| CN111683638A (en) * | 2018-01-31 | 2020-09-18 | 反应机器人技术有限公司 | Cuff for accommodating at least a portion of an external limb of a person |
| CN112155827A (en) * | 2020-09-30 | 2021-01-01 | 吕修波 | Fracture and limb breakage rapid fixing device and operation method thereof |
| CN112603249A (en) * | 2020-12-23 | 2021-04-06 | 中南大学湘雅医院 | Portable multi-cavity electronic anorectal endoscope with saccule expansion function |
| CN112603249B (en) * | 2020-12-23 | 2022-09-16 | 中南大学湘雅医院 | Portable multi-cavity electronic anorectal endoscope with saccule expansion function |
| CN112891044A (en) * | 2021-01-26 | 2021-06-04 | 高金华 | Human body fixing air bag structure for flood rescue |
| CN113069196A (en) * | 2021-03-02 | 2021-07-06 | 刘国辉 | Adjustable pelvis fracture fixing steel plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103860307B (en) | 2015-09-02 |
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