CN2917590Y - Wrist traction equipment for upper limb traction - Google Patents

Abstract

The utility model discloses a wrist retractor using for traction of upper limbs. The new retractor comprises a traction cover of wrist made by bending flexible material. Big and small end both matching physiological curve of wrist and metacarpus are provided for the traction cover. Uneven face undulating along protruding curve of thenar muscle is provided on part of palm which corresponds to the traction cover. Circle junction is provided on relative part on back of hand. Belt fastening holes are arrayed along axial direction on both ends of the circle junction. Two devices using for fixing traction belt are connected with two sides of big end of the traction cover symmetrically by connecting belt. The utility model has advantages of that physiological curve is provided to match the ankle and foot; proper hardness and flexibility and average stress in traction; no slip off and no harm caused by pressure of parenchyma as well as no bad effect for blood circulation of remote body.

Description

Be used for the wrist traction apparatus of limb traction

Technical field

This utility model relates to a kind of clinical medicine application traction device that is used for limb traction, is specifically related to a kind of wrist traction apparatus that is used for limb traction.

Background technology

Often need the upper limb of human body be drawn or brake in the clinical medicine work, brake comprising the upper limb of traction, particular patients ' in traction, the shoulder joint mirror art in the carpal joint mirror art etc. temporarily.Along with the development and the popularization of arthroscopic surgery, good wrist traction also is the prerequisite of carrying out many clinical positions, and the demand to the wrist traction in the clinical medicine will constantly increase, and require also to improve thereupon.Yet currently used traction apparatus is few, and the employing metal that has is made, and its complex structural designs is used inconvenience, and cost is higher, and is too firm because of it, causes the compressing damage to soft tissue during use easily; The strap of employing simply that has, too soft because of it, can influence the far-end of limb blood circulation during traction; These traction apparatuss lead to complications easily, have caused certain difficulty to carrying out corresponding clinical position.Therefore deficiency at existing traction apparatus exists is necessary to design novel wrist traction apparatus, to remedy above deficiency, satisfies the clinical position needs.

Summary of the invention

The purpose of this utility model provides a kind of wrist traction apparatus that is used for limb traction, it has the physiological curve that meets wrist, metacarpus, and is hard and soft moderate, stressed even during traction, be difficult for slippage, can not cause the compressing of soft tissue damage and influence the far-end of limb blood circulation.

The purpose of this utility model is achieved like this: described wrist traction apparatus has the wrist traction casing that a flexing of being made by flexible material becomes, this wrist traction is with and meets wrist, metacarpus physiological curve big, little two ends, the part of the corresponding palm of this wrist traction casing is provided with the male and fomale(M﹠F) that rises and falls along palm thenar bumpy curve, the part of corresponding the back of the hand is a circumferential abutment portion, the two ends of its circumferential abutment are respectively equipped with the frenulum hole of axially-aligned, wherein an end is provided with the lining tongue, and two devices that are used for fixing traction belt are connected the big end both sides of wrist traction casing respectively by the connecting band symmetry.

Owing to adopted such scheme, described traction apparatus has the wrist traction casing that flexing that a cloth of sewing up by leather or for multilamellar makes becomes, this wrist traction is with and meets wrist, metacarpus physiological curve big, little two ends, the part of the corresponding palm of this wrist traction casing is provided with the male and fomale(M﹠F) that rises and falls along palm thenar bumpy curve, the part of corresponding the back of the hand is a circumferential abutment portion, making this wrist traction casing can be surrounded on the human body wrist passes the frenulum hole that the circumferential abutment portion two ends of the part of the corresponding the back of the hand of traction casing are provided with by frenulum and fastens, and according to wrist, metacarpus physiological curve and wrist, the metacarpus tissue is fitted, can slippage during traction.Especially the wrist traction casing connects and composes by the exterior and the interior is two-layer, be provided with the shaped block that is used to form the male and fomale(M﹠F) that rises and falls along palm thenar bumpy curve between the part of its corresponding palm two-layer, this shaped block can make the wrist traction casing remain solid shape when traction, strengthen the comfortableness of contact, the strong extruding that can not form because of the increase of pull strength palm causes the palm distortion, causes discomfort to the patient.

Make because of wrist traction casing employing leather or for the cloth of multilamellar stitching, existing flexibility has certain intensity again, it is hard and soft moderate, neither can cause the compressing damage to soft tissue, can not oppress blood vessel again influences the far-end of limb blood circulation, can be used for the traction of big strength.The two ends of wrist traction casing circumferential abutment are fixed by frenulum, can regulate size, the degree of tightness of traction casing, to satisfy the needs of different build individualities.The lining tongue that is provided with on the wrist traction casing can prevent that the metal inner lining in frenulum and the frenulum hole from causing damage to soft tissue.

This utility model can appear the carpal joint gap in distraction procedure, be convenient to operate in the art and satisfy the needs that other needs the wrist traction; Also can carry out disinfection, be used for aseptic operation.

This utility model configuration design is attractive in appearance, light and handy; Structure is simpler, not only be convenient to make, and use is also convenient.

The utility model is described in further detail below in conjunction with drawings and Examples.

Description of drawings

Fig. 1 is a kind of embodiment sketch map of the present utility model;

Fig. 2 is the cutaway view Amplified image at the A place of Fig. 1.

In the accompanying drawing, 1 is the wrist traction casing, and 2 is connecting band, and 3 for being used for fixing the device of traction belt, and 4 is shaped block, and 5 is the frenulum hole, and 6 are the lining tongue, and 7 is frenulum.

The specific embodiment

Referring to Fig. 1, Fig. 2, described wrist traction apparatus has the wrist traction casing 1 that a flexing of being made by flexible material becomes, and its flexible material adopts leather.This wrist traction casing 1 has the large and small two ends that meet wrist, metacarpus physiological curve, and the axial width of wrist traction casing 1 is 40～60mm, and is the most appropriate with 50mm, and girth is 200～250mm, can adapt to majority's wrist; Wall thickness 〉=2mm, the most appropriate with 3mm, can guarantee certain intensity that traction casing is required.Described wrist traction casing 1 is bonding or sew up and to connect and compose by the two-layer skin lattice of the exterior and the interior.The part of the corresponding palm of this wrist traction casing is provided with the male and fomale(M﹠F) that rises and falls along palm thenar bumpy curve, be provided with the shaped block 4 that is used to form along the male and fomale(M﹠F) of palm thenar bumpy curve fluctuating between the two-layer leather of the exterior and the interior of the part of its corresponding palm, this shaped block 4 adopts the unit of plastic of molding, shaped block 4 is bonded between the two-layer leather of the exterior and the interior of part of corresponding palm, make this part formation male and fomale(M﹠F) of wrist traction casing 1, can fit with the thenar of palm protuberance, strengthen the comfortableness of contact.The part of this wrist traction casing 1 corresponding the back of the hand is the circumferential abutment portion of traction casing, the two ends of its circumferential abutment are respectively equipped with a plurality of frenulums hole 5 of axially-aligned, equal riveting has metal inner lining with holes in the frenulum hole 5, prevents that frenulum from causing damage to the hole in the process of fastening.An end is provided with and extends the above lining tongue 6 of residing circumferential abutment end 15mm in the two ends of circumferential abutment, the frenulum hole of this circumferential abutment end is arranged on the block leather that is sewn to the traction casing outer surface, and this block leather is provided with an end in frenulum hole and serves as a contrast tongue 6 separated.The frenulum hole 5 of passing two ends with frenulum 7 is fixing complete with traction casing.Two devices 3 that are used for fixing traction belt are connected the big end both sides of wrist traction casing 1 respectively by connecting band 2 symmetries, this device 3 that is used for fixing traction belt is the bracelet that is hinged with briquetting of plastic production, at connecting band 2 one ends, connecting band 2 other end sutured are at the big end of wrist traction casing 1 by rivet or sutured for bracelet.

The cloth that the flexible material of described making traction casing also can adopt multilamellar to sew up, the wrist traction casing that the cloth that adopts multilamellar to sew up is made, its wall thickness is answered＞3mm, to guarantee the intensity of traction casing.Remaining structure is same as described above.

When this utility model is used for carpal joint mirror art the carpal joint gap is drawn, with the wrist traction casing around being enclosed within wrist, passing the frenulum hole with frenulum fastens according to the size of wrist, make the degree of tightness appropriateness, traction belt fixedly is connected on the device that is used for fixing traction belt, grant suitable pull strength, the carpal joint gap is revealed in outside the traction casing, assurance carpal joint mirror art is normally implemented.Because it is bigger that traction strength requires, intensity of the present utility model can satisfy its needs.This utility model also can be applicable to other wrist, elbow, shoulder or upper limb is drawn, and its tractive manner is same as described above, just can realize by granting different pull strengths.The braking of patient's upper limb that this utility model also can be used for is fastened traction casing behind patient's wrist, is fixed on the relevant position with traction belt, can form the braking to upper limb.

Claims (5)

1. wrist traction apparatus that is used for limb traction, it is characterized in that: described wrist traction apparatus has the wrist traction casing that a flexing of being made by flexible material becomes, this wrist traction is with and meets wrist, metacarpus physiological curve big, little two ends, the part of the corresponding palm of this wrist traction casing is provided with the male and fomale(M﹠F) that rises and falls along palm thenar bumpy curve, the part of corresponding the back of the hand is a circumferential abutment portion, the two ends of its circumferential abutment are respectively equipped with the frenulum hole of axially-aligned, wherein an end is provided with the lining tongue, and two devices that are used for fixing traction belt are connected the big end both sides of wrist traction casing respectively by the connecting band symmetry.

2. the wrist traction apparatus that is used for limb traction according to claim 1, it is characterized in that: described wrist traction casing connects and composes by the exterior and the interior is two-layer, is provided with the shaped block that is used to form the male and fomale(M﹠F) that rises and falls along palm thenar bumpy curve between the part of its corresponding palm two-layer.

3. the wrist traction apparatus that is used for limb traction according to claim 1 is characterized in that: the axial width of described wrist traction casing is 40～60mm, wall thickness 〉=2mm.

4. the wrist traction apparatus that is used for limb traction according to claim 1 is characterized in that: described lining tongue extends more than the residing circumferential abutment end 15mm.

5. the wrist traction apparatus that is used for limb traction according to claim 4 is characterized in that: the flexible material of described making wrist traction casing is a leather, perhaps the cloth of sewing up for multilamellar.

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