CN216570612U

CN216570612U - Upper limb function position placing device

Info

Publication number: CN216570612U
Application number: CN202121130313.0U
Authority: CN
Inventors: 张鸣; 侯春萌; 刘思佚
Original assignee: Chengdu Second Peoples Hospital
Current assignee: Chengdu Second Peoples Hospital
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-05-24
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses an upper limb functional position placing device, which is used for solving the problems of poor comfort level and inaccurate functional position placing caused by the fact that the existing length cannot be adjusted according to the body type of a patient, the first supporting part is connected with a second supporting part and comprises a first fixed part and a first movable part, the first fixed part and the first movable part are connected together to form a first supporting part with adjustable length, the second supporting part comprises a second fixed part and a second movable part which are connected together to form a second supporting part with adjustable length, the first fixing part and the second fixing part are mutually connected, and the first fixing part and the second fixing part are provided with adjusting mechanisms for adjusting the length of the first movable part extending out of the first fixing part and the length of the second movable part extending out of the second fixing part.

Description

Upper limb function position placing device

Technical Field

The utility model belongs to the technical field of functional position placement, and particularly relates to an upper limb functional position placement device.

Background

The functional position is a position which can enable the limb to exert the maximum function, so that the limb is generally required to be fixed at the functional position after being injured, and the functional position is comprehensively considered according to the functional requirements of the part.

The main functional positions (neutral position is 0 °) of each major joint of the human body are generally:

shoulder joint: abduction of 45 degrees, forward bending of 30 degrees and external rotation of 15 degrees;

elbow joint: bending by about 90 degrees;

a wrist joint: dorsiflexion 20-30 °;

hip joint: abduction by 10-20 degrees, anteflexion by 15-20 degrees and external rotation by 5-10 degrees;

a knee joint; the bending is 5-10 degrees, and the children can use the straightening position;

ankle joint: the functional position is the neutral position, and the sole plane is not deflected to any direction without dorsiflexion or plantarflexion or eversion or inversion.

In most hospitals, the functional position is put to medical personnel and utilizes the pillow to go on, and this kind of mode has the functional position to put inaccurately, and too much pillow has also occupied more space simultaneously, does not utilize medical personnel and accompanying person's other operations. Therefore, functional position placing devices appear in the prior art, for example, the utility model patent with application number 201922115053.9 discloses a good limb position placing pillow assembly with a rest position and a functional position, which comprises a pillow main body and a shoulder pad; one end of the pillow main body is movably connected with an air pressure finger separating device, an adjusting mechanism is arranged between the air pressure finger separating device and the pillow main body and used for adjusting the inclination angle of the air pressure finger separating device, and a hot compress physical therapy mechanism is arranged on the shoulder pad; the adjusting mechanism comprises a pull rod, a sliding block and a locking groove, the locking groove is formed in the side wall of the pillow main body, the sliding block is arranged in the locking groove, the pull rod is arranged between the air pressure finger separating device and the sliding block, and the pull rod, the air pressure finger separating device and the sliding block) are in rotating connection; the locking groove includes transverse slot, first locking recess and second locking recess, the slider can freely slide between transverse slot, first locking recess and second locking recess to provide the rest position and the functional position of palm.

However, the existing functional position (or good limb position) placing device has the following problems in the using process: the length can not be adjusted according to the size of the patient, resulting in poor comfort and inaccurate functional position placement.

Disclosure of Invention

Based on the technical problems, the utility model provides an upper limb functional position placing device which can be automatically adjusted according to the length of an upper limb of a patient, can reduce the operation difficulty of medical workers, and can improve the fitting degree of the patient and the placing device, so that the comfort level of the patient is improved, and the accuracy of functional position placing is ensured.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a device is put to upper limbs functional position, includes the first supporting part that is used for holding the big arm of upper limbs, first supporting part is connected with the second supporting part that is used for holding the upper limbs forearm, a serial communication port, first supporting part includes first fixed part and first movable part, first fixed part links together with first movable part and forms the first supporting part of adjustable length, the second supporting part includes second fixed part and second movable part, second fixed part and second movable part link together and form the second supporting part of adjustable length, first fixed part and second fixed part interconnect, first fixed part and second fixed part are provided with and are used for adjusting the length that first movable part extends first fixed part and are used for adjusting the length that the second movable part extends the second fixed part adjustment mechanism.

In some embodiments, the adjusting mechanism includes a first sliding groove formed in the first fixing portion and used for sliding the first movable portion, the adjusting mechanism further includes a second sliding groove formed in the second fixing portion and used for sliding the second movable portion, a first accommodating groove formed in the first movable portion and extending along the length direction of the first movable portion is formed in an end portion of the first sliding groove, a second accommodating groove formed in the second movable portion and extending along the length direction of the second movable portion is formed in an end portion of the second sliding groove, nuts are fixedly mounted on end portions of the first accommodating groove and the second accommodating groove, through holes communicated with each other are formed in the first fixing portion and the second fixing portion, a rotating lead screw adapted to the nut is rotatably connected to the through holes, the rotating lead screw has a first thread and a second thread in the thread direction, the first thread is matched with the nut in the first accommodating groove, the second threads are matched with nuts in the second accommodating grooves.

In some embodiments, the adjusting mechanism further includes an adjusting nut installed on the first fixing portion and configured to drive the rotating lead screw to rotate, a driven bevel gear is installed on the periphery of the rotating lead screw, and the adjusting nut is connected with an active bevel gear configured to drive the driven bevel gear to rotate.

In some embodiments, the through holes of the first and second fixing portions are respectively provided with bearings for supporting and fixing the rotating lead screw.

In some embodiments, the rotating lead screw includes a first lead screw installed in the through hole of the first fixing portion and a second lead screw installed in the through hole of the second fixing portion, and the first lead screw and the second lead screw are inserted into each other.

In some embodiments, an insertion groove is formed in an end portion of the first lead screw, an insertion joint matched with the insertion groove is formed in an end portion of the second lead screw, and an elastic rope is connected between the insertion joint and the insertion groove.

In some embodiments, the cross section of the insertion groove is in a positive variable shape, or the inner wall of the insertion groove is provided with a plurality of grooves, and the outer wall of the plug is provided with protrusions matched with the grooves.

In some embodiments, the side walls and/or the bottom walls of the first supporting part and the second supporting part are provided with a plurality of vent holes; the side walls and/or the bottom walls of the first supporting part and the second supporting part are/is provided with a plurality of massage balls.

Compared with the prior art, the utility model has the following beneficial effects:

in the use process of the upper limb functional position placing device, the first movable part and the first fixed part for placing the upper arm (also called as the upper arm) can be adjusted through the matching of the first sliding groove, and the second movable part and the second fixed part for placing the lower arm (also called as the forearm) can also be adjusted through the matching of the second sliding groove, so that the use of patients with different body types is met, and the accuracy of upper limb functional position placing is improved. Through the adjusting mechanism, when the length is required to be adjusted, the adjusting nut is firstly rotated, the driving conical gear and the driven conical gear are sequentially driven to rotate in the rotating process of the adjusting nut, so that the rotating lead screw is driven to rotate, and the directions of threads on the rotating lead screw consisting of the first lead screw and the second lead screw are opposite, so that when the first movable part extends along the first fixed part, the second movable part also can extend along the second fixed part; when first movable part shortens along first fixed part, the second movable part also can shorten along the second fixed part to reach the purpose that first supporting part and second supporting part were adjusted in step, thereby reduce medical personnel's the operation degree of difficulty, improve the convenience of using.

When the elbow joint functional position placing device is used, after the length is adjusted according to the body type, the first fixing portion and the second fixing portion are connected in a plugging mode through the plugging groove and the plugging head, when the elbow joint functional position placing device needs to place an elbow joint, the first fixing portion and the second fixing portion can be inserted into the plugging groove after the angle of the plugging head is rotated, and therefore the elbow joint functional position placing device can be used for placing the elbow joint functional position. Therefore, the multifunctional shoulder joint positioning device can be used for placing shoulder joint functional positions and elbow joint functional positions in the using process, and can meet the requirement of placing upper limb functional positions.

The ventilation holes are formed, so that the ventilation property of the upper limbs can be improved, and the massage balls are arranged, so that when the upper limbs of a patient are slightly moved, the skin can be massaged and stimulated through the massage balls, the bedsore is prevented, and the comfort of the patient in use can be improved.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic enlarged view of a portion A of FIG. 2;

FIG. 4 is a schematic cross-sectional view of an embodiment of a docking bay of the present invention;

FIG. 5 is a schematic cross-sectional view of one embodiment of a docking pod of the present invention;

FIG. 6 is a schematic view of the connection of the adjusting nut of the present invention to a rotating lead screw;

the labels in the figure are: 1. the massage ball comprises a first supporting portion, 11, a first fixing portion, 12, a first movable portion, 2, a second supporting portion, 21, a second fixing portion, 22, a second movable portion, 3, a buffer layer, 41, a first sliding groove, 42, a second sliding groove, 43, a first accommodating groove, 44, a second accommodating groove, 45, a bearing, 46, a rotating lead screw, 461, a first lead screw, 462, a second lead screw, 463, a splicing groove, 464, a splicing head, 465, an elastic rope, 467, a rotating pin, 468, a clamping head, 469, a groove, 47, a through hole, 48, a bearing, 49, a passive bevel gear, 410, an active bevel gear, 411, an adjusting screw, 5, an air vent, 6 and a massage ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "both ends", "between", "middle", "lower", "upper", "lower", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

With reference to the accompanying drawings, the upper limb functional position placing device comprises a first supporting part 1 for accommodating an upper limb big arm, wherein the first supporting part 1 is connected with a second supporting part 2 for accommodating an upper limb small arm, the first supporting part 1 and the second supporting part 2 can be made of light aluminum alloy and medical plastics, a buffer layer 3 made of flexible materials is arranged in an accommodating cavity (namely a cavity for accommodating the small arm and the big arm) of the first supporting part 1 and the second supporting part 2, and the comfort level for placing the upper limb is improved by the buffer layer 3. The buffer layer 3 can be made of a cotton layer. For convenience of use, in some embodiments, the buffer layer 3 on the first support part 1 and the buffer layer 3 on the second support part 2 are independent of each other and are not connected. The width of the accommodating cavity can be designed according to the body type of the upper limb of the human body, for example, the width of the elbow area is larger, and the width near the neck of the hand is smaller. The width of the accommodating cavity can be realized by the thickness variation of the first supporting part and the second supporting part, and the thickness variation of the buffer layer can be utilized, which can be understood and understood by those skilled in the art, and is not described herein again.

In some embodiments, the peripheries of the first supporting part 1 and the second supporting part 2 may also be adhered (e.g., velcro tape) with the buffer layer 3.

In some embodiments, the edges of the first supporting part 1 and the second supporting part 2 are designed to be circular arcs, so as to prevent the sharp corners from hurting the patient.

First supporting part 1 includes first fixed part 11 and first movable part 12, first fixed part 11 links together with first movable part 12 and forms length-adjustable's first supporting part 1, second supporting part 2 includes second fixed part 21 and second movable part 22, second fixed part 21 links together with second movable part 22 and forms length-adjustable's second supporting part 2, first fixed part 11 and second fixed part 21 interconnect, first fixed part 11 and second fixed part 21 are provided with and are used for adjusting the length that first movable part 12 extends first fixed part 11 and are used for adjusting the length that second movable part 22 extends second fixed part 21's adjustment mechanism.

Since the lengths between the first fixing portion 11 and the first movable portion 12 and between the second fixing portion 21 and the second movable portion 22 can be adjusted, in some embodiments, the cushioning layer 3 on the first fixing portion 11 and the cushioning layer 3 on the second fixing portion 21 are independent and unconnected to each other.

In some embodiments, two ends of the buffer layer 3 may also be fixed to two ends of the first support part 1, respectively, and the length of the buffer layer is not less than the longest length of the first support part; meanwhile, two ends of the buffer layer 3 on the second supporting part 2 are also fixed at two ends of the second supporting part respectively, and the length of the buffer layer is not less than the longest length of the second supporting part.

Preferably, in order to reduce the height difference between the first movable portion 12 and the first fixed portion 11, two ends of the buffer layer 3 are respectively fixed at two ends of the first supporting portion 1; in order to reduce the height difference between the second movable portion 22 and the second fixed portion 21, two ends of the cushioning layer 3 are respectively fixed to two ends of the second supporting portion 2, so as to improve the comfort of the patient.

In some embodiments, the adjusting mechanism includes a first sliding groove 41 provided in the first fixing portion 11 and configured to slide the first movable portion 12, the adjusting mechanism further includes a second sliding groove 42 provided in the second fixing portion 21 and configured to slide the second movable portion 22, a first receiving groove 43 provided along the length direction of the first movable portion is formed at an end portion of the first sliding groove 12 facing the first sliding groove 41, a second receiving groove 44 provided along the length direction of the second movable portion is formed at an end portion of the second movable portion 22 facing the second sliding groove 42, nuts 45 are fixedly mounted at end portions of the first receiving groove 43 and the second receiving groove 44, through holes 47 penetrating through the first fixing portion 11 and the second fixing portion 21 are formed in the first fixing portion 11 and the second fixing portion 21, a rotating lead screw 46 adapted to the nuts 45 is rotatably connected in the through holes 47, the rotating lead screw 46 has a first thread and a second thread in the direction of the threads, the first thread cooperates with a nut 45 in the first receiving groove 43 and the second thread cooperates with a nut 45 in the second receiving groove 44.

In some embodiments, the adjusting mechanism further includes an adjusting nut 411 installed on the first fixing portion 11 and configured to drive the rotating lead screw 46 to rotate, a driven bevel gear 461 is installed on the outer periphery of the rotating lead screw 46, and the adjusting nut 411 is connected to an active bevel gear 410 configured to drive the driven bevel gear 461 to rotate.

In some embodiments, the first fixing portion 11 is provided with a counter bore, and the adjusting nut 411 is disposed in the counter bore, so that the adjusting nut does not extend out, thereby reducing the collision of the patient.

In some embodiments, bearings 48 for supporting and fixing the rotary screw 46 are respectively installed in the through holes 47 of the first fixing portion 11 and the second fixing portion 21. The bearing may be directly replaced with a bushing, and the rotating screw 46 is supported by the bushing.

Meanwhile, the adjusting mechanism has the characteristics of convenience and safety in use.

In some embodiments, the rotating lead screw 46 includes a first lead screw 461 installed in the through hole 47 of the first fixing portion 11 and a second lead screw 462 installed in the through hole 7 of the second fixing portion 21, and the first lead screw 461 and the second lead screw 462 are inserted into each other.

In some embodiments, an end of the first lead screw 461 is provided with a plug-in groove 463, an end of the second lead screw 462 is provided with a plug-in connector 464 which is matched with the plug-in groove 463, and an elastic rope 465 is connected between the plug-in connector 464 and the plug-in groove 463. Can enough ensure through the design of elasticity rope 465 and rotate between first supporting part and the second supporting part to adjust the angle between first supporting part and the second supporting part, also can ensure simultaneously and link together between first supporting part and the second supporting part.

In some embodiments, the cross-section of the insertion groove 463 is a regular polygon (e.g., a regular quadrangle, a regular pentagon, a regular hexagon, etc.), or the inner wall of the insertion groove 453 is provided with a plurality of grooves 469, and the outer wall of the plug 464 is provided with protrusions which are matched with the grooves 469. Wherein, through inserting groove structural design for first lead screw and lead screw can rotate in step, also can realize simultaneously separating between first lead screw and the second lead screw.

In some embodiments, the plug 464 is rotatably connected to the second lead screw 462 through the rotating pin 467, so that when the plug 464 is inserted into the plug slot 463, the angle between the first supporting portion and the second supporting portion can be adjusted to meet different functional positions of the upper limb.

When the elbow joint functional position placing device is used, after the length is adjusted according to the body type, the first fixing part and the second fixing part are connected in a plugging mode through the plugging groove and the plugging head, when the elbow joint functional position placing is needed, the elbow joint functional position placing can be achieved by rotating the angle of the plugging head and then inserting the plugging head into the plugging groove. Therefore, the multifunctional shoulder joint positioning device can be used for placing shoulder joint functional positions and elbow joint functional positions in the using process, and can meet the requirement of placing upper limb functional positions.

In some embodiments, the side walls and/or the bottom walls of the first supporting part and the second supporting part are provided with a plurality of vent holes 5; the side walls and/or the bottom walls of the first supporting part and the second supporting part are/is provided with a plurality of massage balls 6.

The above is an embodiment of the present invention. The foregoing are preferred embodiments of the present invention, and the preferred embodiments in each preferred embodiment can be combined and used in any overlapping manner if not obviously contradictory or prerequisite to a certain preferred embodiment, and the specific parameters in the examples and the embodiments are only for the purpose of clearly showing the verification process of the utility model and not for the purpose of limiting the patent protection scope of the present invention, which is still subject to the claims and the equivalent structural changes made by the contents of the description and the drawings of the present invention are all included in the protection scope of the present invention.

Claims

1. The utility model provides a device is put to upper limbs functional position, is including first supporting part (1) that is used for holding the big arm of upper limbs, first supporting part (1) is connected with second supporting part (2) that are used for holding the upper limbs forearm, a serial communication port, first supporting part (1) is including first fixed part (11) and first movable part (12), first fixed part (11) link together with first movable part (12) and form first supporting part (1) of adjustable length, second supporting part (2) are including second fixed part (21) and second movable part (22), second fixed part (21) and second movable part (22) link together and form second supporting part (2) of adjustable length, first fixed part (11) and second fixed part (21) interconnect, first fixed part (11) and second fixed part (21) are provided with and are used for adjusting the length that first movable part (12) extend first fixed part (11) and are used for adjusting And an adjusting mechanism for adjusting the length of the second movable part (22) extending out of the second fixed part (21).

2. The device for placing the functional position of the upper limbs according to claim 1, wherein the adjusting mechanism comprises a first sliding groove (41) formed in the first fixing portion (11) and used for sliding the first movable portion (12), the adjusting mechanism further comprises a second sliding groove (42) formed in the second fixing portion (21) and used for sliding the second movable portion (22), the first movable portion (12) is provided with a first accommodating groove (43) formed along the length direction of the first movable portion (12) and facing the end portion of the first sliding groove (41), the second movable portion (22) is provided with a second accommodating groove (44) formed along the length direction of the second movable portion (22) and facing the end portion of the second sliding groove (42), nuts (45) are fixedly mounted on the end portions of the first accommodating groove (43) and the second accommodating groove (44), and through holes (47) are formed in the first fixing portion (11) and the second fixing portion (21) and are communicated with each other, the through-hole (47) internal rotation is connected with rotation lead screw (46) with nut (45) mutual adaptation, rotate first screw thread and the second screw thread that has the screw thread direction on lead screw (46), nut (45) in first screw thread and the first holding tank (43) are mutually supported, nut (45) in second screw thread and the second holding tank (44) are mutually supported.

3. The device for locating the functional position of the upper limbs according to claim 2, wherein the adjusting mechanism further comprises an adjusting nut (411) installed on the first fixing portion (11) and used for driving the rotating lead screw (46) to rotate, a driven bevel gear (49) is installed on the periphery of the rotating lead screw (46), and the adjusting nut (411) is connected with a driving bevel gear (410) used for driving the driven bevel gear (49) to rotate.

4. The device for locating functional position of upper limbs according to claim 3, characterized in that the through holes (47) of the first fixing portion (11) and the second fixing portion (21) are respectively provided with bearings (48) for supporting and fixing the rotary screw (46).

5. The functional position-placing device for upper limbs according to any one of claims 2 to 4, characterized in that the rotary lead screw (46) comprises a first lead screw (461) mounted in the through hole (47) of the first fixing portion (11) and a second lead screw (462) mounted in the through hole (47) of the second fixing portion (21), the first lead screw (461) and the second lead screw (462) being inserted into each other.

6. The device for placing the functional position of the upper limbs according to claim 5, wherein an insertion groove (463) is formed at the end of the first lead screw (461), an insertion head (464) which is matched with the insertion groove (463) is formed at the end of the second lead screw (462), and an elastic rope (465) is connected between the insertion head (464) and the insertion groove (463).

7. The device for locating the functional position of the upper limbs according to claim 6, wherein the cross section of the insertion slot (463) is of a positive variable shape, or the inner wall of the insertion slot (463) is provided with a plurality of grooves (469), and the outer wall of the plug (464) is provided with protrusions which are matched with the grooves (469).

8. The device for placing functional position of upper limbs according to claim 1, wherein the side walls and/or the bottom walls of the first supporting part (1) and the second supporting part (2) are provided with a plurality of vent holes (5); a plurality of massage balls (6) are arranged on the side wall and/or the bottom wall of the first supporting part (1) and the second supporting part (2).