CN219289835U - A skin retractor for both lower limbs - Google Patents

Abstract

A double lower limb skin retractor, comprising an upper rod and a lower rod, a telescopic rod is arranged between the upper rod and the lower rod, a middle rod is connected to the telescopic rod, a tension measuring device is connected to the middle rod, and the tension measuring device It includes a tension weight, a spring and a pull rope, wherein the two ends of the tension weight are respectively connected to the strap and the spring, the other end of the spring is connected to the pull rope, and the end of the pull rope is connected to the middle pole. The utility model is more convenient and practical when used clinically, and also reduces the workload of nurses, and is also convenient for patients to recover at home.

Description

A double lower limb skin retractor

technical field

The utility model relates to a tractor, in particular to a double lower limb skin tractor.

Background technique

Double lower extremity skin traction is one of the methods for treating necrosis of the femoral head, and it is widely used in the external treatment of necrosis of the femoral head in adults, necrosis of the femoral head in children, and hip arthralgia. Modern studies have shown that skin traction of the lower limbs can be used for: 1. Immobilization of limbs with bone and joint diseases, pain relief, and prevention of deformities. 2. Reduction of fractures and joint dislocations and stabilization after going out for reduction. 3. Correction, treatment and prevention of contracture deformities of both lower limbs. 4. Preoperative preparation for bone and joint disease treatment: relieve muscle spasm, improve venous return, and eliminate limb swelling. But there are also relative deficiencies in daily use.

Existing double lower extremity leather traction has a traction frame and a traction belt. The weight is configured according to the weight of the patient. Using the traction frame to hang on the head of the bed is easy to slide back and forth and is not easy to fix. , and there are risks in clinical use, and it is easy to be used as a murder weapon in case of disputes. Therefore, how to better fix and reduce the risk and improve the curative effect has become an urgent problem to be solved in the clinical application of lower limb skin traction.

Utility model content

The technical problem to be solved by the utility model is: how to better fix and reduce the risk and improve the curative effect, and provide a double lower limb skin retractor.

The technical scheme of the utility model is specifically:

A double lower limb skin retractor, comprising an upper rod and a lower rod, a telescopic rod is arranged between the upper rod and the lower rod, a middle rod is connected to the telescopic rod, a tension measuring device is connected to the middle rod, and the tension measuring device It includes a tension weight, a spring and a pull rope, wherein the two ends of the tension weight are respectively connected to the strap and the spring, the other end of the spring is connected to the pull rope, and the end of the pull rope is connected to the middle pole.

One side of the tension scale is connected with two springs at the same time, and each spring is connected with a pull rope; at the same time, the number of straps on the other side of the tension scale is at least one.

The telescopic rod includes two parallel telescopic rods, each telescopic rod includes a first telescopic rod and a third telescopic rod, the first telescopic rod is connected to the upper rod, and the third telescopic rod is connected to the lower rod. A second telescopic rod is arranged between the first telescopic rod and the third telescopic rod.

Both the first telescopic rod and the third telescopic rod are sleeves, the third telescopic rod is a straight rod, and positioning holes are set on the first telescopic rod and the third telescopic rod, and both ends of the second telescopic rod are provided with A plurality of fitting holes, when the two ends of the second telescopic rod are inserted into the first telescopic rod and the third telescopic rod, the positioning holes are matched with the fitting holes.

The middle rod is connected on the second telescopic rod through the axle sleeve.

A handle is arranged at the end of the middle rod, and a positioning block is arranged on the middle rod, and the positioning blocks are located on both sides of the second telescopic rod.

Center pole jacket retaining ring.

The third telescopic rod is connected on the lower rod by threads.

The lower end of the lower rod is provided with a ground rod, and the lower rod and the ground rod are fixedly connected by screws.

The beneficial effects of the utility model are: the utility model is more convenient and practical when used clinically, and also reduces the workload of nurses, and is also convenient for patients to recover at home.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the top view of the utility model;

Fig. 3 is a sectional view of the utility model;

Fig. 4 is a schematic diagram of the connection of the tension measuring device.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of double lower extremity skin retractor comprises upper rod 1 and lower rod 3, and telescopic rod 5 is set between upper rod 1 and lower rod 3, in the described The telescopic rod 5 is connected with a middle pole 2, and the middle pole 2 is connected with a tension metering device 6. The tension metering device 6 includes a tension meter 61, a spring 62 and a stay rope 63, wherein the two ends of the tension meter 61 are respectively connected with straps 7 And spring 62, the other end of spring 62 is connected stay cord 63, and the end of stay cord 63 is connected on the middle bar 2.

It should be noted that one side of the tension weight 61 is connected with two springs 62 at the same time, which facilitates the stability of the stretching process, and each spring 62 is connected with a pull rope 63 . Meanwhile, the strap 7 on the other side of the tension pound 61 can be one or two. When one strap 7 is set, only one lower limb can be exercised at a time; when two straps 7 are set, both lower limbs can be exercised at the same time.

Described telescopic rod 5 comprises two telescopic rods that are arranged in parallel, and each telescopic rod 5 comprises a first telescopic rod 51 and a third telescopic rod 53, and the first telescopic rod 51 is connected on the last rod 1, and the third telescopic rod 53 Connected to the lower rod 3 , a second telescopic rod 52 is arranged between the first telescopic rod 51 and the third telescopic rod 53 . Specifically, both the first telescopic rod 51 and the third telescopic rod 53 are sleeves, the third telescopic rod 53 is a straight rod, and positioning holes 54 are set on the first telescopic rod 51 and the third telescopic rod 53, Both ends of the second telescopic rod 52 are provided with a plurality of fitting holes 55. When the two ends of the second telescopic rod 52 are inserted into the first telescopic rod 51 and the third telescopic rod 53, the positioning holes 54 are selected to match with different fittings. hole 55, the insertion distance can be adjusted, and after the adjustment is completed, insert the bolt into the positioning hole 54 and the matching hole 55 at the same time, and tighten the nut to realize fastening.

Further, the middle rod 2 is connected to the second telescopic rod 52 through the bushing 56 , as shown in FIG. 3 , so that the middle rod 2 can rotate relative to the second telescopic rod 52 .

Further, the end of the middle rod 2 is provided with a handle 21, and the middle rod 2 is provided with a positioning block 23. The positioning block is preferably two pieces, which are divided into two sides located at the second telescopic rod 52, so that the middle rod 2 Only do the rotation movement, avoid the displacement of the middle rod 2 along the vertical direction of the second telescopic rod.

Further, the center pole 2 is covered with the fixing ring 22 , so that the end of the drawstring 63 is directly tied to the fixing ring 22 .

Further, the third telescopic rod 53 is connected to the lower rod 3 through the thread 8, that is, a threaded hole is opened on the lower rod 3, and the lower end of the third telescopic rod 53 is covered with a thread.

Further, a ground rod 4 is provided at the lower end of the lower rod 3 , and the lower rod 3 and the ground rod 4 are fixedly connected by screws 9 .

The working process of the present utility model is:

Put the ground rod 4 at the end of the patient's bed, adjust the insertion distance of the second telescopic rod 52 into the first telescopic rod 51 and the third telescopic rod 53 according to the patient's height, after the adjustment, tighten the nut, thereby the first telescopic rod 52 is inserted into the first telescopic rod 51 and the third telescopic rod 53. The positions of the rod 51, the second telescopic rod 52 and the third telescopic rod 53 are fixed, and at this moment, the height position of the upper rod 1 is also fixed.

Bind the patient's lower limbs on the strap 7, and the medical worker turns the handle 21 to drive the middle rod 2 to rotate, so that the stay rope 63 is wound around the middle rod 2, and like this, the spring 62 is stretched downward, so that the pulling force of 61 pounds The resistance increases. After adjusting the appropriate resistance, the patient's lower limbs are stretched closer to the body (the direction of the bed) to exercise the lower limbs and hip joints.

The skin traction of both lower limbs of the utility model: 1, can alleviate the muscle spasm of hip joint, can play the effect of loosening. At the same time, it will also be of great help to the treatment of avascular necrosis of the femoral head. 2. Treatment of necrosis of the femoral head through skin traction of the lower limbs can improve the joint space, allow the cartilage surface to rest fully, and provide a good environment for the repair of necrosis of the femoral head. 3. For early and mid-term adult or child patients with avascular necrosis of the femoral head, it can play a certain role in pelvic tilt, narrow joint space, limited hip joint function, femoral head subluxation, and unequal length of lower limbs. corrective and preventive action. It has a wide range of clinical applications, and for patients who need long-term treatment, it can better reduce their economic burden.

The above is only the preferred embodiment of the utility model, it should be pointed out that for those skilled in the art, without departing from the overall concept of the utility model, some changes and improvements can also be made, and these should also be regarded as Protection scope of the present utility model.

Claims (9)

1. A double lower extremity skin retractor, characterized in that: it includes an upper rod (1) and a lower rod (3), and a telescopic rod (5) is set between the upper rod (1) and the lower rod (3). The telescoping rod (5) is connected with a middle rod (2), and the middle rod (2) is connected with a tension metering device (6), and the tension metering device (6) includes a tension pound (61), a spring (62) and a pull cord (63), wherein, the two ends of the tension weight (61) are respectively connected to the strap (7) and the spring (62), and the other end of the spring (62) is connected to the pull rope (63), and the end of the pull rope (63) is connected to the on the rod (2). 2. The double lower limb skin retractor according to claim 1, characterized in that: one side of the tension weight (61) is connected with two springs (62) at the same time, and each spring (62) is connected with a pull rope (63) ; At the same time, there is at least one strap (7) on the other side of the tension pound (61). 3. The double lower limb skin retractor according to claim 1, characterized in that: the telescopic rod (5) includes two parallel telescopic rods, and each telescopic rod (5) includes a first telescopic rod (51 ) and the third telescopic rod (53), the first telescopic rod (51) is connected to the upper rod (1), the third telescopic rod (53) is connected to the lower rod (3), and the first telescopic rod (51) and Second telescopic rods (52) are arranged between the third telescopic rods (53). 4. The lower limb skin retractor according to claim 3, characterized in that: the first telescopic rod (51) and the third telescopic rod (53) are both sleeves, the third telescopic rod (53) is a straight rod, In addition, positioning holes (54) are provided on the first telescopic rod (51) and the third telescopic rod (53), and a plurality of fitting holes (55) are provided on both ends of the second telescopic rod (52). Both ends of the second telescopic rod (52) are inserted into the first telescopic rod (51) and the third telescopic rod (53), and the positioning hole (54) is matched with the matching hole (55). 5. The double lower limb skin retractor according to claim 3, characterized in that: the middle rod (2) is connected to the second telescopic rod (52) through a bushing (56). 6. The double lower limb skin retractor according to claim 3, characterized in that: a handle (21) is provided at the end of the middle rod (2), and a positioning block (23) is arranged on the middle rod (2), positioning Blocks are located on either side of the second telescoping rod (52). 7. The skin retractor for both lower limbs according to claim 3, characterized in that: the middle pole (2) covers the fixing ring (22). 8. The double lower limb skin retractor according to claim 3, characterized in that: the third telescopic rod (53) is connected to the lower rod (3) through a thread (8). 9. The double lower limb skin retractor according to claim 1, characterized in that: the lower end of the lower rod (3) is provided with a ground rod (4), and the screw (9) is passed between the lower rod (3) and the ground rod (4) ) fixed connection.

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