CN202654280U - Slab band device for chest fracture fixation - Google Patents
Slab band device for chest fracture fixation Download PDFInfo
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- CN202654280U CN202654280U CN 201220066292 CN201220066292U CN202654280U CN 202654280 U CN202654280 U CN 202654280U CN 201220066292 CN201220066292 CN 201220066292 CN 201220066292 U CN201220066292 U CN 201220066292U CN 202654280 U CN202654280 U CN 202654280U
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Abstract
The utility model discloses a slab band device for chest fracture fixation. The slab band device consists of an immovable bandage and a fixed plate complex, wherein the fixed plate complex is mainly used for protecting and fixing a chest fracture position, and plays a role in well directly fixing the fracture position; and the bondage is wound around the chest, and plays a role in assisting in fixing, so that the entire chest becomes a fixed whole body. On the basis of meeting external fixation of a chest fracture, a good external fixing device is provided for skeleton extension, and good protecting and pain relieving effects are achieved on the fracture position. Except the main body load bearing part of the fixed plate, a low-modulus metal structure of 5-60GPa is adopted particularly, and the elastic modules is close to that of a human body skeleton, so that risk caused by the stress shielding effect can be avoided effectively, and normal healing, growth and prognosis of a fractured end are facilitated.
Description
Technical field
This utility model relates to the fixture of using in a kind of chest fracture rehabilitation course, is specifically related to a kind of external fixation system for the treatment of the chest fracture.
Background technology
At present, the chest fracture Closure of commonly using clinically generally all adopts traditional immovable bandage and in recent years enters clinical fixing head.Yet there are some apparent in view deficiencies in product now.China Patent No. ZL200620010108.X has put down in writing a kind of chest fixing belt, only is comprised of binder.After this binder is fixing around chest, because material is soft, very easily produce relatively activity or fold, loosening, cause fixed effect not good, can not effectively alleviate the pain that fracture produces, affect patient respiratory and coughing up of sputum, make the therapeutic effect of union of fracture be difficult to reach expection, even cause the complication of some respiratory system.In addition, must again bind after this type of unicity binder is loosening, need many people to cooperate simultaneously during binding, for patient and medical and nursing work person all bring very large inconvenience.The patent of China Patent No. ZL200920083830.X and patent No. ZL201020509630.9 has been put down in writing two kinds of chest fixtures, what wherein related chest protecting plate adopted is that independent square plate directly is bonded in the mode that is fixed on the skin, this mode can only be carried out the part to fracture and be fixed on thorax, fail to make whole thorax to become a fixing integral body, at the fixing of thorax and alleviate fracture pain, the final aspects such as therapeutic effect still have larger deficiency.And the mentioned chest protecting plate of these two patents (ZL200920083830.X, ZL201020509630.9) adopts memory sheet or the memory sheet that is magnetic.
Memory material can be macromolecular material or nickel-titanium metal material.The Polymer Mechanical performance of commonly using at present clinically is generally lower, take polyurethane commonly used clinically as example, the elastic modelling quantity of 40 grades of polyurethane materials that higher grade is about 500MPa (ASTM F 1839-01 Standard Specification for Rigid Polyurethane Foam for Use as a Standard Material for Testing Orthopaedic Devices and Instruments) generally, about the 20GPa far below people's Compact bone, if as the fracture fixation material, then there are the shortcomings such as mechanical property is weak, the moulding fixing rear fixed effect that affects of thorax supports fixation and therapeutic effect and is lower than expection.On the other hand, single memory alloy material (such as the Nitinol solid plate) elastic modelling quantity during as fixation, can produce " stress-shielding effect " far above people's bone, affects final therapeutic effect.Therefore, should select the more moderate protective material of mechanical property or structure, existing certain mechanical property can play preferably fixation, can not produce stress-shielding effect again.
Although chest protecting plate mentioned among China Patent No. ZL200920083830.X and the patent No. ZL201020509630.9 has a lot of air-vents in order to solve on the breathability problem fixing head, but in order to take into account the fixing head strength problem, fixedly integral body is thicker and sacrificed a lot of breathability in order to strengthen its adhesiveness, so most of patient is using the zone erythema to occur even than the severe allergy phenomenon in clinical manifestation.
In addition, be used for the apparatus of thorax external stability, owing in therapeutic process, needing to utilize at any time X-ray machine etc. to observe the union of fracture recovery situation, therefore, can just have more special meaning through the fixing head of X-ray.
The utility model content
This utility model is for the problems referred to above of prior art, a kind of chest external fixation of fracture strip device of auxiliary treatment chest fracture is provided, on the outer immobilizing foundation that satisfies the chest fracture, provide a good external stability environment to bone healing, fracture site is played better protective action, the promotion union of fracture, the problem that the existing thoracic surgery of better solution runs in fixing outward.
For realizing above-mentioned purpose, chest fracture fixation strip device described in the utility model comprises: for the protection of with the fixing fixing tabular complex of chest fracture site, and be used for twining thorax, play auxiliary fixing binder.
Described fixing tabular complex is used in combination with described binder, and described binder inboard with fix tabular complex outside fit tightly and be connected.
This utility model provides a good external fixation device to bone healing on the outer immobilizing foundation that satisfies the chest fracture, fracture site is played better protective action, promotes the chest union of fracture.
Further, described fixing head complex is followed successively by from outside to inside: the first medical cotton pad, porous metal bodies, the second medical cotton pad, VELCRO, described medical cotton pad, porous metal bodies, VELCRO connect in aggregates.
Further, for a good external stability environment is provided to bone healing, this utility model is except carrying out structural design in fixing rigidity, improving the fixed effect, the main body load part (porous metal bodies) of fixing head adopts the metal porous structure of 5-60GPa especially, the elastic modelling quantity of this metal porous structure and skeleton approach, the risk that can effectively avoid stress-shielding effect to bring is conducive to normal healing growth and the prognosis of fracture site.And the low modulus metal structure that this utility model adopts has preferably x-ray penetrance, can wear in the process and can carry out at any time the inspection item such as x-ray fluoroscopy or plain film at fixing head, does not affect the doctor to chest inside diagnosis of fracture.
Further, described porous metal bodies material can but be not limited in magnesium and magnesium alloy, aluminum and aluminium alloy, titanium or titanium alloy, copper and copper alloy, tantalum and tantalum alloy, Nitinol, the stainless steel metal a kind of.
Further, described porous metal bodies is expanded metal or metal wire knitted body, adopts open grain structure on it, its pass can but be not limited to circle, Long Circle, square, rectangle, rhombus and some polygons structures.
Further, described porous metal bodies is rectangular slab, parallelogram plate, circular slab, elliptical flat-plate or polygonal panel in addition, and described loose structure thickness is not less than 0.1mm.
Further, when described porous metal bodies is rectangle or parallelogram, the minimum length of side 〉=10mm; When described porous metal bodies is other polygons except rectangle, parallelogram, the width 〉=10mm at minimum widith place.
Further, described porous metal bodies both sides are by ventilative good medical cotton pad embedding, and cotton pad thickness is not less than 0.1mm.
Further, described binder adopts single head and scultetus' bandage, and patient can operate separately, successively pretension binder head and make whole binder obtain fastening effect, the shortcoming of having avoided traditional pectoral girdle patient to be difficult to be strained and fixed voluntarily also brings convenience for patient and medical personnel.
Further, described binder head place VELCRO, hasp.
This utility model is rational in infrastructure, local fixing with the whole immobile phase of thorax is combined, effectively alleviate patient chest pain, help patient's coughing up of sputum, promote the effect of union of fracture, thereby this utility model adopts and avoids stress-shielding effect than the low modulus metal structure, has again simultaneously better fixed effect, pore structure distributes rationally simultaneously, in proof strength, be beneficial to very much ventilative, can make patient worn comfortable, reduce and wear district's erythema or allergic phenomena, softness is adopted and the medical cotton pad of good air permeability in the metallic plate both sides, further guarantee to wear breathability and the comfortableness at place, reduce and wear district's erythema, allergic phenomena improves therapeutic effect.And this utility model scheme is for guaranteeing at any time in the use procedure fixedly the separately convenience of operation of effectiveness and patient, and binder adopts single head or bull connected mode.This kind version makes the independent operation of the patient device that can be strained and fixed, and can not only guarantee at any time the fixedly effectiveness of strip, has also alleviated medical personnel's nursing burden.This utility model scheme is in order fully to solve breathability, reduce and wear regional erythema, allergic phenomena, can repeatedly dismantle between binder and the fixing head and easy and simple to handle, this structure can not only make fixing head use separately, has reduced the whole structure that irritated probability is taken into account again strip simultaneously.
Description of drawings
Fig. 1 is this utility model example structure schematic diagram;
Fig. 2 is this utility model embodiment fixing head complex part-structure schematic diagram;
Fig. 3 is decomposition chart shown in Figure 2;
Fig. 4-Fig. 5 is this utility model embodiment binder part-structure schematic diagram;
Fig. 6-Figure 13 is the porous metal bodies of the inner different shaped jet holes of this utility model embodiment fixing head.
Among the figure: 1, fixing head complex, 11 medical cotton pads, 12 metallic plates, 13 medical cotton pads, 14 VELCRO;
2, binder, 21 binder head place VELCRO, 22 elastic cords, 23 cohesive cloths, 24 hasps.
The specific embodiment
The utility model is further explained below in conjunction with accompanying drawing, but following content is not used in restriction protection domain of the present utility model, and protection domain of the present utility model is as the criterion with claims.
As shown in Figure 1, the present embodiment provides a kind of chest fracture fixation strip device, comprises that binder 2 and fixing head complex 1 forms, and binder is inboard can to carry out repeatedly deciliter by sticking thorn cloth with the fixing head complex outside.
Shown in Fig. 2-3, the fixing head complex 1 that the present embodiment adopts is divided into into six layers from outside to inside, is followed successively by: the first medical cotton pad 11, metallic plate 12, the second medical cotton pad 13, VELCRO 14, medical cotton pad and metallic plate are connected into an integral body by medical adhesive dressing, and VELCRO is pasted in the outside again.
For a good external stability environment is provided to bone healing, the present embodiment is except carrying out structural design in fixing rigidity, improving the fixed effect, metallic plate 12 adopts the low modulus metal structure, than other traditional clinical common metal materials, its elastic modelling quantity and skeleton approach, and are conducive to normal healing growth and the prognosis of fracture site.And the low modulus metal structure that this utility model adopts has preferably x-ray penetrance, can wear in the process and can carry out at any time the inspection item such as CT, x-ray fluoroscopy or plain film at fixing head, does not affect the doctor to chest inside diagnosis of fracture.
In the present embodiment, described metallic plate is comprised of the loose structure of the plate such as titanium or titanium alloy, Nitinol, rustless steel, magnesium and magnesium alloy, aluminum and aluminium alloy or silk braiding.
In the present embodiment, described low modulus metallic plate is rectangle, parallelogram, circle, ellipse and other polygonal outer shapes.
In the present embodiment, described low modulus metallic plate dimensional thickness is not less than 0.1mm.The minimum length of side 〉=the 10mm of rectangle and parallelogram plate; Width 〉=the 10mm at the minimum widith place of circle, ellipse and other polygonal outer shape plates,
In the present embodiment, described low modulus metallic plate both sides are by ventilative good medical cotton pad embedding, and cotton pad thickness is not less than 0.1mm.
In the present embodiment, the one-sided double faced adhesive tape that has for bonding human body of described low modulus metallic plate.
Shown in Fig. 6-13, be metallic plate or the metal wire knitted body of the inner different shaped jet holes of fixing head.Adopt open grain structure on described metallic plate or the metal wire knitted body, its pass can but be not limited to circle, Long Circle, square, rectangle, rhombus and some polygons structures.
The binder that the present embodiment adopts is scultetus' bandage, shown in Figure 4 and 5, is the scultetus' bandage of two kinds of versions, and the binder primary structure is divided into binder head place VELCRO 21, elastic cord 22, cohesive cloth 23, hasp 24.Binder is inboard can to carry out repeatedly deciliter by sticking thorn cloth with the fixing head complex outside.Patient can operate separately, pretension binder head and make whole binder obtain fastening effect successively, must need when having avoided traditional pectoral girdle fixedly many people operate simultaneously, loosening after patient's shortcoming of being difficult to be strained and fixed voluntarily, also bring convenience for patient and medical personnel.
CT three-dimensional reconstruction image display fixing head does not exert an influence to three-dimensional reconstruction among the embodiment 3.
Among the embodiment 4 human chest fixedly X-ray image show wear fixture after, used fixing head does not affect the observation of rib and diagnosis.
Application Example 1
The AZ31 magnesium alloy is made the thin plate of 0.8mm, then being processed into as shown in Figure 6, the centre is of a size of 128X188mm, modulus 25GPa for the pattern of circular hole.With the gluing thin plate both sides that are attached to of medical dual-side, enclose again medical suction cotton pad in both sides.At last different accessories is pressed successively bonding forming of Fig. 2-3.
Fixing head complex 1 among Fig. 1 is fixed in beasle dog breast abdominal part, and the outside is fastened with binder among Fig. 12.The common plain film of X-ray can be observed the situation of inner rib clearly, illustrates to have good X-ray light transmission, does not affect the doctor to the diagnosis of fracture site.
Application Example 2
99.9% pure magnesium is made the thin plate of 1.2mm, then being processed into as shown in Figure 7, the centre is of a size of 128X220mm, modulus 15GPa for the pattern of slotted hole.Medical gluing is evenly smeared to the thin plate both sides, enclose again medical suction cotton pad in both sides.At last different accessories is pressed successively bonding forming of Fig. 2-3.
Fixing head complex 1 among Fig. 1 is fixed in beasle dog breast abdominal part, and the outside is fastened with binder among Fig. 12.Continuous 21 days, every interval 24 hours used the position to carry out allergy inspection to fixing head, all found no redly any allergy such as to examine and manifest and resemble.Illustrate and have good breathability.
Application Example 3
The AZ31 alloy is processed into the thin plate of 0.8mm, then is processed into the as shown in Figure 9 pattern of slotted hole, board size is 120X60mm, modulus 20GPa.With the gluing thin plate both sides that are attached to of medical dual-side, enclose again medical suction cotton pad in both sides.At last different accessories is pressed successively bonding forming of Fig. 2-3.
Fixing head complex 1 among Fig. 1 is fixed in beasle dog breast abdominal part, and the outside is fastened with binder among Fig. 12, carries out CT and observes and three-dimensional reconstruction, can see in the CT three-dimensional reconstruction result, fixing head also can form image, but the rib image that reconstructs is also very clear, does not affect diagnosis and observation.Prove that this fixing head observes without any impact CT three-dimensional reconstruction and chest.
Application Example 4
The AZ31B plate is processed into 2mm thickness, then is processed into the pattern of Fig. 7 slotted hole.Board size is 200X120mm, modulus 30GPa.Medical gluing is evenly smeared to the thin plate both sides, enclose again medical suction cotton pad in both sides.At last different accessories is pressed successively bonding forming of Fig. 2-3.
Fixing head complex 1 among Fig. 1 is fixed in the position of people right side chest 4~7 root bones, the outside is fastened with binder among Fig. 12.Fixedly X-ray image demonstration of human chest among the embodiment 4, this fixing head has only formed light shade, and the imaging of inner rib is not subject to image, can gem-purely observe.This backplate of this presentation of results has good X-ray light transmission when people's thorax is used, can not affect the doctor to the diagnosis of fracture site.
Application Example 5
The nitinol alloy wire of diameter 0.2mm is woven into loose structure shown in Figure 12, is of a size of 180X120mm, modulus 5GPa.With the medical thin plate both sides that adhere to, enclose again medical suction cotton pad in both sides.At last different accessories is pressed successively bonding forming of Fig. 2-3.
The Emergency Patients breast that fixing head complex 1 among Fig. 1 is fixed in the rib closed fracture is outside, and the outside is fastened with binder among Fig. 12.The conventional bandages group is organized in contrast.Follow up a case by regular visits to discovery, find with the binder group, utilize this said apparatus fixing after, the pain in 7 days obviously alleviates.When wearing after 14 days further consultation, in utilizing the patient of this device, do not find obvious eczema or allergy.
Application Example 6
Utilize the 316L stainless steel silk of diameter 0.3mm, be woven into loose structure knitted body shown in Figure 13.Be of a size of 200X150mm, modulus 60GPa.Medical gluing is evenly smeared to the thin plate both sides, enclose again medical suction cotton pad in both sides.At last different accessories is pressed successively bonding forming of Fig. 2-3.
The patient chest that fixing head complex 1 among Fig. 1 is fixed in capable thoracic postop is outside, and the outside is fastened with binder among Fig. 12, is used for the treatment of the rib damage that operation process causes.The existing single macromolecule of employing fixedly plate is organized in contrast.Postoperative further consultation on the 7th is found with matched group contrast, and the patient normally coughs, the ratio of expectoration is apparently higher than matched group.And pain obviously alleviates after utilizing the operation in patients of this device, because the matched group of macromolecule plate.Wear discovery on the 14th, patient's erythra ratio of this device is starkly lower than the matched group patient.
As can be seen from the above embodiments, this utility model selects the porous metal bodies of low modulus effect as main body fixed support material, not only elastic modelling quantity is near people's bone, can avoid or reduce stress-shielding effect, and further unite use with the binder of new structure, greatly improve the whole stationarity of thorax, can effectively alleviate the rear pain of fracture, be beneficial to patient's coughing up of sputum and union of fracture, effectively alleviate the patient suffering, further improve the fixation for treatment effect, selected materials has preferably x-ray penetrance simultaneously, wear in the process at fixing head and can carry out at any time CT, the inspection item such as x-ray fluoroscopy or plain film, do not produce the tail shadow, do not affect the inner diagnosis of fracture of chest, for patient and medical worker all bring great convenience.
Below only be the detailed description that preferred embodiment of the present utility model is carried out, but this utility model is not limited to above embodiment.It should be understood that in the spirit and scope situation of the claim that does not break away from the application, the various modifications that those skilled in the art makes still belong to protection domain of the present utility model.
Claims (10)
1. chest fracture fixation strip device is characterized in that comprising:
For the protection of with the fixing fixing tabular complex of fracture site, and
Be used for twining thorax, play auxiliary fixing binder,
Described fixing tabular complex is used in combination with described binder, and described binder inboard with fix tabular complex outside fit tightly and be connected.
2. chest fracture fixation strip device according to claim 1, it is characterized in that: described fixing head complex, be followed successively by from outside to inside: the first medical cotton pad, porous metal bodies, the second medical cotton pad, VELCRO, described medical cotton pad, porous metal bodies, VELCRO connect in aggregates.
3. chest fracture fixation strip device according to claim 2, it is characterized in that: described porous metal bodies is 5-60GPa low modulus metal porous structure.
4. chest fracture fixation strip device according to claim 3, it is characterized in that: described porous metal bodies is expanded metal or metal knitted body.
5. chest fracture fixation strip device according to claim 3 is characterized in that: described porous metal bodies is a kind of in magnesium and magnesium alloy, aluminum and aluminium alloy, titanium or titanium alloy, copper and copper alloy, tantalum and tantalum alloy, Nitinol, the rustless steel.
6. each described chest fracture fixation strip device according to claim 2-5, it is characterized in that: described porous metal bodies is rectangular slab, parallelogram plate, circular slab, elliptical flat-plate or polygonal panel in addition, and described metallic plate dimensional thickness is not less than 0.1mm.
7. chest fracture fixation strip device according to claim 6 is characterized in that: when described porous metal bodies is rectangle or parallelogram, and the minimum length of side 〉=10mm; When described porous metal bodies is other polygons except rectangle, parallelogram, the width 〉=10mm at minimum widith place.
8. each described chest fracture fixation strip device according to claim 2-5, it is characterized in that: described porous metal bodies both sides are by ventilative good medical cotton pad embedding, and cotton pad thickness is not less than 0.1mm.
9. chest fracture fixation strip device according to claim 1, it is characterized in that: described binder is single head or scultetus' bandage.
10. according to claim 1 or 9 described chest fracture fixation strip devices, it is characterized in that described binder head place VELCRO, hasp.
Priority Applications (1)
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CN 201220066292 CN202654280U (en) | 2012-02-27 | 2012-02-27 | Slab band device for chest fracture fixation |
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CN 201220066292 CN202654280U (en) | 2012-02-27 | 2012-02-27 | Slab band device for chest fracture fixation |
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CN 201220066292 Expired - Lifetime CN202654280U (en) | 2012-02-27 | 2012-02-27 | Slab band device for chest fracture fixation |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102551941A (en) * | 2012-02-27 | 2012-07-11 | 苏州奥芮济医疗科技有限公司 | Chest fracture fixation plate and bandage device and using method |
CN111228021A (en) * | 2020-01-10 | 2020-06-05 | 西安交通大学医学院第一附属医院 | Rib fracture orthostatic fixing device for thoracic surgery |
-
2012
- 2012-02-27 CN CN 201220066292 patent/CN202654280U/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102551941A (en) * | 2012-02-27 | 2012-07-11 | 苏州奥芮济医疗科技有限公司 | Chest fracture fixation plate and bandage device and using method |
CN111228021A (en) * | 2020-01-10 | 2020-06-05 | 西安交通大学医学院第一附属医院 | Rib fracture orthostatic fixing device for thoracic surgery |
CN111228021B (en) * | 2020-01-10 | 2022-02-11 | 西安交通大学医学院第一附属医院 | Rib fracture orthostatic fixing device for thoracic surgery |
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