CN2671525Y

CN2671525Y - Walking device for paraplegia

Info

Publication number: CN2671525Y
Application number: CN 200320129297
Authority: CN
Inventors: 赵冰
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-27
Filing date: 2003-12-27
Publication date: 2005-01-19
Anticipated expiration: 2013-12-27

Abstract

The utility model provides a walking device for paraplegia, comprising a hip joint assembly and a knee joint assembly. Wherein, an air spring is connected between the hip joint assembly and the knee joint assembly and a knee joint lock is arranged in the knee joint assembly. The walking device for paraplegia of the utility model provides a booster device to help patients to sit down and stand up and patients can sit down and stand up all by themselves without any help from others, which makes patients convenient. A knee joint lock is arranged on the knee joint to provide stability and safe feeling to patients when patients walk and sit.

Description

Paraplegia walking device

Technical field

This utility model relates to a kind of paralyses patient walking and helps upright device.Especially refer to the utensil that a kind of auxiliary paralytic patient is stood and walked.

Background technology

A lot of paralytic patient long-term beds or roller chair that high-level spinal cord injury causes are supported the family, and have caused many adverse side effects to the patient.Can improve the ability to act of paralytic patient by the paraplegia walking device that modern rehabilitation medicine is combined with the modern biological project mechanics, blood circulation promoting improves bone lattice compactness, strengthens bladder and function of intestinal canal; Avoid the generation of complication such as decubital ulcer, dyspepsia, urinary system infection and pneumonia.Comprehensive rehabilitation to the psychology of paralytic patient and health is significant.That Chinese patent 99214554 discloses is a kind of " reciprocating type paraplegia stand walking brace ", and this walking brace is made up of hip joint assembly, knee joint assembly, foot holder and the lattice framing that connects therebetween.During use, with the belt of chest, hip and knee health is fixed, there is the lock that can lock voluntarily at the hip joint place, and the i.e. locking voluntarily of extended torso hip lock after the patient stands is for the patient provides the supporting condition of standing.Its hip joint is made up of the hip joint assembly of bilateral and the steel wire rope and the back of the body pipe at connection two ends, and during use, back of the body pipe is fixed the hip joint both sides firmly.With the batter palm is that fulcrum and health are swerved the weight to opposite side, when centre of body weight moved to a certain degree, steel wire rope affected the lower limb of offside to step lower limb forward, along with the transfer of centre of body weight from a side to opposite side, another lower limb strides forward again, has realized reciprocating type walking thus.This walking brace has realized helping the function of patient's walking, and the deficiency of its existence mainly contains: the first, and this walking brace does not have, sits assisting device, and the patient must someone help in the process of sitting down and stand up.Otherwise the patient can move suddenly because of center of gravity in the process of sitting down and fall on the seat.Rise then relatively more difficult immediately.The second, the locking device that this walking brace is arranged on the knee joint is manual locking device, when the patient sits down, by hands the knee joint lock is opened earlier, knee joint can be bended, and the patient must open a lock of a left side or right lower limb earlier in this case, and then make another lock, operating process is very inconvenient.Also need after standing it is locked.It is very inconvenient when therefore it uses.

Summary of the invention

Deficiency at above-mentioned prior art exists has designed a kind of paraplegia walking device.It can increase power-assisted for it in the patient sits down and stand up process.The patient is when standing and sit down, and knee joint can be opened automatically or pin with patient's action request, the patient is had a sense of security and sense of stability.

Paraplegia walking device of the present utility model comprises hip joint assembly and knee joint assembly, is connected with gas spring between wherein said hip joint assembly and the knee joint assembly.

Described paraplegia walking device, knee joint is provided with the knee joint lock, described knee joint lock comprises the locating hole that is arranged on the knee joint, alignment pin is arranged in locating hole, a spring is arranged in the alignment pin bottom, also be fixed with moving pin on the described alignment pin, on knee joint, a lever shaft is arranged with the locating hole adjacent position, on lever shaft, be fixed with lever, one end of described lever links to each other with moving pin, on the limb bar flange that links to each other with knee joint top the walking locating slot is arranged, and with the walking locating slot the comfortable locating slot of seat is arranged at a distance of about 90 ° limb bar inboard, described lever end is connected with the switch lock pull bar, and the other end of switch lock pull bar is connected on the hip joint.

Paraplegia walking device of the present utility model is provided with gas spring between hip joint and knee joint, make the patient in the process of sitting down and stand up power assisting device arranged, and does not need the stranger to help and can play seat voluntarily, greatly facilitates the patient.On knee joint, be provided with the knee joint lock, make the patient under walking and the wanton condition of seat, all the stability and security sense can be arranged.

Description of drawings

Fig. 1 is hip joint and knee joint molectron sketch map

Fig. 2 is the knee joint structure sketch map

Fig. 3 is a knee joint lock construction sketch map

The specific embodiment

Accompanying drawing 1-3 is shown between the hip joint assembly of two lower limb and the knee joint assembly and is connected with gas spring 4, utilize gas spring when pressurized, slowly to compress, and open gradually principle when upholding helps the patient that an asymptotic process is arranged when standing up and sit down, and can not make center of gravity generation flip-flop.And play the patient and can produce certain power-assisted effect immediately.

Fig. 1 represents that the particular location of gas spring 4 has a upper bracket 16 on the femur lattice framing of hip joint assembly bottom, and a support lock body 17 is arranged in the knee joint assembly, and the two ends of gas spring 4 link to each other with support lock body 17 with upper bracket 16 respectively.Because the people bears the main weight that the whole body center of gravity moves with playing immediately knee joint and femur sitting down, gas spring 4 can play the power-assisted effect herein to greatest extent.

When the patient walked, when its centre of body weight one moved by side to a certain degree, stay cord affected the lower limb of offside to take a step forward.Along with centre of body weight from a side to opposite side, contralateral leg steps forward, thereby has realized the continuous walking function.When patient need be from standing attitude when sitting attitude, when turning forward upper body to a certain degree, switch lock pull bar 12 pull lever 5 are opened the knee joint lock, move behind the patient body hip, under the effect of the resistance to compression pression of gas spring, just can slowly sit down, when knee joint bending to the 90 ° left and right sides, the knee joint lock pins voluntarily.When patient need stand, health will turn forward equally, and the knee joint lock is opened with the same manner, moves on the both hands body support, and when arriving to a certain degree, the power-assisted gas spring just can be upspring health.When the health patella lock locking of standing, just can begin to walk.

The external structure of knee joint shown in Figure 2 lock, the external member of described knee joint lock is a lever 5, at the end of lever 5 connecting hole is arranged, and by this connecting hole and connecting pin 15 lever 5 and switch lock pull bar 12 is connected as a single entity.Switch lock pull bar 12 upper ends link to each other with hip joint.

Shown in Figure 3 is the internal structure of knee joint lock, a locating hole is arranged on knee joint 8, alignment pin 9 is arranged in the hole, a spring 7 is arranged at alignment pin 9 bottoms, on knee joint 8, also be fixed with lever shaft 6 and pass through lever shaft 6 fixed levers 5, lever 5 front ends link to each other with moving pin 10, and lever 5 ends link to each other with switch lock pull bar 12.End at knee joint 8 tops and femur lattice framing 18 joins, femur lattice framing 18 ends are circular arc, knee joint 8 ends are the plane, at femur lattice framing 18 terminal shaft line positions a vertical orientation groove is arranged, have one to sit comfortable locating slot with the vertical orientation groove at a distance of about pi/2 arcuate distance in femur lattice framing inboard, these two locating slots and alignment pin 9 upper ends are complementary.When the patient walked, alignment pin 9 upper ends were positioned at the vertical orientation groove, and knee joint 8 and femur lattice framing 18 are kept upright.When if the patient wants to sit down, in the process that its body forward is inclined, the drawstring Drawing switch lock pull bar 12 of upper body part upwards draws lever 5 ends, with lever shaft 6 is fulcrum, lever 5 front ends rotate by moving pin 10 alignment pin 9 to pressing down, and make alignment pin 9 upper ends break away from vertical orientation groove on the femur lattice framing 18.Knee joint bending, when being bent to about 90 °, upspring to insert to sit by spring 7 when relative and throw off restraint in the locating slot with sit throwing off restraint locating slot in the upper end of alignment pin 9, with knee joint 8 lockings.Knee joint can not upheld during the patient being expert at sit.Rise immediately, patient body will turn forward earlier equally and Drawing switch lock pull bar 12 is pulled out alignment pin 9 from sitting to throw off restraint the locating slot, and the patient is stood smoothly.

Claims

1, a kind of paraplegia walking device comprises hip joint assembly and knee joint assembly, and it is characterized in that has a gas spring (4) between described hip joint assembly and the knee joint assembly.

2, paraplegia walking device according to claim 1, it is characterized in that knee joint (8) is provided with the knee joint lock, described knee joint lock comprises the locating hole that is arranged on the knee joint (8), alignment pin (9) is arranged in locating hole, in alignment pin (9) bottom a spring (7) is arranged, described alignment pin (9) is gone up fixedly moving pin (10), go up and there is a lever shaft (6) the locating hole adjacent position in knee joint (8), on lever shaft (6), be fixed with lever (5), one end of described lever (5) links to each other with moving pin (10), on the flange of the lattice framing (18) that joins on knee joint (8) top the vertical orientation groove is arranged, with the vertical orientation groove the comfortable locating slot of seat is arranged at a distance of about 90 ° lattice framing (18) inboard, described lever (5) end is connected with switch lock pull bar (12), and the other end of switch lock pull bar (12) is connected on the hip joint.

3,, it is characterized in that described moving pin (10) is positioned on the axis of alignment pin (9) according to the paraplegia walking device of claim 2.