CN215821491U

CN215821491U - Supporting device for hemodialysis patient

Info

Publication number: CN215821491U
Application number: CN202121751661.XU
Authority: CN
Inventors: 徐小燕; 李建; 周春亭; 董艺
Original assignee: Jinhua Hospital Of Tcm
Current assignee: Jinhua Hospital Of Tcm
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-02-15
Anticipated expiration: 2031-07-29

Abstract

The utility model provides a supporting device for a hemodialysis patient, aiming at the defect that a supporting device special for relieving swelling of an internal fistula position for the hemodialysis patient does not exist in the prior art, and belongs to the technical field of medical supporting instruments, the supporting device comprises a base and a fixed sleeve, a supporting rod is sleeved in the fixed sleeve in a sliding manner, a first base plate is fixedly arranged at the upper end of the supporting rod, and a second base plate is arranged on one side of the first base plate; the utility model discloses a gear rack, including the bracing piece, the fixed seat of adjusting is sheathe in to the bracing piece, states the fixed rack that is equipped with on, adjust the seat in install can only the rotation and with rack toothing's gear, the central line position of gear slides and is equipped with perpendicular and can drive gear pivoted connecting axle with the gear, the fixed rotatory handle that is equipped with of connecting axle one end, adjust the seat lateral surface and be equipped with the spacing recess of pairing rotation handle, along with the slip of connecting axle, rotatory handle can imbed in the recess. The device can be used for supporting the hand of patient's installation internal fistula, and height-adjustable, convenient operation.

Description

Supporting device for hemodialysis patient

Technical Field

The utility model belongs to the technical field of medical supporting instruments, and particularly relates to a supporting device for a hemodialysis patient.

Background

Hemodialysis (HD) is one of the alternative treatments for the kidney of patients with acute and chronic renal failure. The method comprises the steps of draining blood in vivo to the outside of the body, enabling the blood and electrolyte solution (dialysate) with similar body concentration to be inside and outside one hollow fiber through a dialyzer consisting of a plurality of hollow fibers, and carrying out substance exchange through dispersion, ultrafiltration, adsorption and convection principles, so as to remove metabolic waste in the body and maintain the balance of electrolyte and acid and alkali; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis.

Before carrying out hemodialysis, need be through the mode of operation in position installation internal fistula such as patient's wrist or shank, especially wrist position, because of carrying out the hemodialysis convenience, as the first-selected mounted position of internal fistula, patient's wrist position swells easily after the operation, needs to lift up it to the chest height and alleviate, and it is tired very to lift up the arm always, does not have dedicated strutting arrangement, is unfavorable for patient to alleviate the swelling of wrist position.

Disclosure of Invention

Aiming at the defect that a supporting device special for relieving swelling of the internal fistula position of a hemodialysis patient does not exist in the prior art, the utility model provides the supporting device for the hemodialysis patient, which can be used for supporting the hand of the patient for installing the internal fistula, and has adjustable height and convenient operation.

The utility model aims to be realized by the following technical scheme: a supporting device for a patient with hemodialysis comprises a base and a fixing sleeve vertically fixed on the upper end surface of the base, wherein a supporting rod which can only slide along the length direction of the fixing sleeve is sleeved in the fixing sleeve, the upper end of the supporting rod protrudes upwards relative to the upper end of the fixing sleeve, a first base plate used for supporting an elbow is fixedly arranged at the upper end of the supporting rod, and a second base plate used for supporting a palm and a wrist is arranged on one side of the first base plate; the utility model discloses a rotary handle, including the bracing piece, the fixed rack that sets up along the bracing piece that is equipped with on the bracing piece, the rack lower extreme stretches into in the fixed cover, fixed being equipped with on the fixed cover adjusts the seat, adjust install in the seat can only the rotation and with rack toothing's gear, the central line position of gear slides and is equipped with gear vertically and can drive gear pivoted connecting axle, the fixed rotatory handle that is equipped with of connecting axle one end, it is equipped with the spacing recess of pairing rotation handle to adjust the seat lateral surface, along with the slip of connecting axle, rotatory handle can imbed in the recess. In the above scheme, first backing plate can be used for supporting the elbow position, and the second backing plate can be used for supporting patient's wrist and palm position, can play better supporting role, and can adjust the height of bracing piece through rotating rotatory handle, will rotate after the regulation and can realize the high locking of bracing piece in the handle embedding recess, patient only needs one hand can operate, and is very convenient.

Preferably, a first through hole penetrating through the gear is formed in the central line position of the gear, a limiting groove penetrating through the gear is formed beside the first through hole, the connecting shaft comprises a shaft body of a cylindrical structure, the shaft body is sleeved in the first through hole, a limiting strip matched with the limiting groove is fixedly arranged on the side face of the shaft body, and the diameter of the shaft body is equal to that of the first through hole. The gear and the connecting shaft can only slide relatively.

Preferably, the rotary handle comprises a connecting plate vertical to the connecting shaft, and a handle is vertically and fixedly connected to the side surface of the connecting plate, which is back to the connecting shaft; two parallel side plates are fixedly arranged on the adjusting seat, the groove is arranged at the interval between the two side plates, and the connecting plate can be embedded into the groove. The connecting plate on the rotating handle is embedded into the groove between the two side plates, so that the rotation limit of the rotating handle can be realized, and the height locking of the supporting rod is realized.

Preferably, the adjusting seat is provided with a second through hole which is coaxial with the first through hole, the diameter of the second through hole is larger than that of the first through hole, the connecting shaft penetrates through the second through hole, a limiting circular plate is fixedly arranged at one end of the connecting shaft, back to the rotating handle, and the diameter of the limiting circular plate is larger than that of the second through hole.

Preferably, one side of the first base plate is provided with a guide hole which is transversely arranged, a guide rod which can only slide along the guide hole is arranged in the guide hole, and the second base plate is fixedly arranged at the outer end of the guide rod. The second base plate and the first base plate are arranged in a sliding mode through the guide rod and the guide hole, and the distance between the first base plate and the second base plate can be adjusted, so that the medical arm support is suitable for patients with different arm lengths.

Preferably, the number of the guide holes is two, the number of the guide rods is two, and the two guide rods are respectively sleeved in the guide holes in a sliding mode.

Preferably, a soft cushion is fixedly arranged on each of the first cushion plate and the second cushion plate. The setting of cushion can promote the comfort.

Preferably, an obliquely arranged arm supporting part is fixedly arranged on one side of the first base plate.

Compared with the prior art, the utility model has the following beneficial effects: the utility model has simple structure, can be used for supporting the hand of a patient for installing the internal fistula, has adjustable height and is convenient to operate.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural view of the base, the fixing sleeve and the adjusting seat;

FIG. 3 is a perspective view of the gear;

FIG. 4 is a schematic view showing a connection structure of the rotary knob and the connection shaft;

the labels in the figure are: 1. the base, 2, fixed cover, 3, the bracing piece, 4, first backing plate, 5, the guiding hole, 6, the guide bar, 7, the second backing plate, 8, the cushion, 9, the rack, 10, adjust the seat, 11, the gear, 12, the connecting axle, 13, first through-hole, 14, spacing groove, 15, the axis body, 16, spacing strip, 17, the second through-hole, 18, spacing plectane, 19, rotatory handle, 20, the connecting plate, 21, shake hands, 22, the recess, 23, the curb plate, 24, the arm supporting part.

Detailed Description

The utility model will be further described with reference to examples of embodiments shown in the drawings to which:

example 1

As shown in fig. 1-4, a supporting device for a hemodialysis patient comprises a base 1 and a fixing sleeve 2 vertically fixed on the upper end surface of the base 1, wherein a supporting rod 3 which can only slide along the length direction of the fixing sleeve 2 is sleeved in the fixing sleeve 2, the upper end of the supporting rod 3 protrudes upwards relative to the upper end of the fixing sleeve 2, a first cushion plate 4 for supporting an elbow is fixedly arranged at the upper end of the supporting rod 3, two guide holes 5 which are transversely arranged are arranged on one side of the first cushion plate 4, the two guide holes 5 are parallel to each other, guide rods 6 which can only slide along the guide holes 5 are slidably arranged in the guide holes 5, and a second cushion plate 7 for supporting a palm and a wrist is fixedly arranged at the outer ends of the two guide rods 6; and a soft cushion 8 is respectively fixedly arranged on the first cushion plate 4 and the second cushion plate 7. An arm supporting part 24 which is obliquely arranged is fixedly arranged on one side of the first cushion plate 4.

The utility model discloses a fixed supporting rod, including the bracing piece 3, fixed rack 9 that is equipped with along bracing piece 3 sets up on the bracing piece, rack 9 lower extreme stretches into in the fixed cover 2, fixed being equipped with in the fixed cover 2 adjusts the seat 10, adjust and install in the seat 10 can only the rotation and with rack 9 meshed gear 11, the central line position slip of gear 11 is equipped with gear 11 vertically and can drive gear 11 pivoted connecting axle 12, the central line position of gear 11 is equipped with through-hole 13 that runs through gear 11, the other spacing groove 14 that is equipped with through-hole 11 that runs through gear 13, connecting axle 12 includes the axis body 15 of cylinder structure, and axis body 15 cover is established in the first through-hole 13, axis body 15 side fixed be equipped with spacing 16 of spacing groove 14 complex, the diameter of axis body 15 with the diameter of first through-hole 13 equals. The adjusting seat 10 is provided with a second through hole 17 which is coaxial with the first through hole 13, the diameter of the second through hole 17 is larger than that of the first through hole 13, the connecting shaft 12 penetrates through the second through hole 17, one end of the connecting shaft 12 is fixedly provided with a limiting circular plate 18, and the diameter of the limiting circular plate 18 is larger than that of the second through hole 17.

The other end of the connecting shaft 12 is fixedly provided with a rotating handle 19, the rotating handle 19 comprises a connecting plate 20 perpendicular to the connecting shaft 12, and a handle 21 is fixedly connected to the side of the connecting plate 20, which faces away from the connecting shaft 12, in a perpendicular manner. The outer side surface of the adjusting seat 10 is provided with a groove 22 for limiting the rotating handle 19, the adjusting seat 10 is fixedly provided with two parallel side plates 23, the groove 22 is arranged at the interval between the two side plates 23, and the connecting plate 20 on the rotating handle 19 can be embedded into the groove 22 along with the sliding of the connecting shaft 12.

When the height of the utility model is adjusted, the rotating handle 19 is pulled to separate the connecting plate 20 on the rotating handle 19 from the groove 22, at the moment, the rotating handle 19 can be rotated, the rotating handle 19 drives the gear 11 to rotate, the supporting rod 3 can be driven to lift through the rack 9 meshed with the gear 11, so that the height adjustment of the first backing plate 4 and the second backing plate 7 is realized, after the adjustment is finished, the connecting plate 20 on the rotating handle 19 is rotated to be aligned with the groove 22, then the rotating handle 19 is pushed towards the groove 22, the connecting plate 20 on the rotating handle 19 is embedded into the groove 22, the rotation locking of the rotating handle 19 can be realized, namely, the height adjustment locking of the supporting rod 3 is realized, the whole process can be finished by only one hand, and the patient can operate the support rod without an operation, thus the utility model is very convenient. When the patient sits or stands, the elbow position of the arm with the hemodialysis internal fistula is placed on the first base plate 4 after the operation, the second base plate 7 is pulled by the other hand, and the first base plate is moved to the lower part of the wrist and the palm. When the patient lies on the sick bed, highly transferring to suitable position with bracing piece 3, again will be equipped with the arm of internal fistula place on arm supporting part 24 can, need guarantee that the position that is equipped with the internal fistula is higher than patient's heart.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The supporting device for the patient with hemodialysis is characterized by comprising a base (1) and a fixing sleeve (2) vertically fixed on the upper end surface of the base (1), wherein a supporting rod (3) which can only slide along the length direction of the fixing sleeve (2) is sleeved in the fixing sleeve (2), the upper end of the supporting rod (3) protrudes upwards relative to the upper end of the fixing sleeve (2), a first base plate (4) used for supporting an elbow is fixedly arranged at the upper end of the supporting rod (3), and a second base plate (7) used for supporting a palm and a wrist is arranged on one side of the first base plate (4); fixed rack (9) that are equipped with along bracing piece (3) and set up on bracing piece (3), rack (9) lower extreme stretches into in fixed cover (2), fixed regulation seat (10) of being equipped with on fixed cover (2), install in regulation seat (10) can only the rotation and with gear (11) meshing gear (11), the central line position of gear (11) slides and is equipped with gear (11) vertically and can drive gear (11) pivoted connecting axle (12), connecting axle (12) one end is fixed and is equipped with rotatory handle (19), it is equipped with spacing recess (22) of rotation handle (19) to adjust seat (10) lateral surface, along with the slip of connecting axle (12), rotatory handle (19) can imbed in recess (22).

2. The supporting device for the patient with hemodialysis according to claim 1, wherein a first through hole (13) penetrating through the gear (11) is formed in a center line position of the gear (11), a limiting groove (14) penetrating through the gear (11) is formed beside the first through hole (13), the connecting shaft (12) comprises a shaft body (15) with a cylindrical structure, the shaft body (15) is sleeved in the first through hole (13), a limiting strip (16) matched with the limiting groove (14) is fixedly arranged on a side surface of the shaft body (15), and the diameter of the shaft body (15) is equal to that of the first through hole (13).

3. A hemodialysis patient support apparatus according to claim 2, wherein the rotation handle (19) comprises a connection plate (20) perpendicular to the connection shaft (12), and a grip (21) is vertically and fixedly connected to a side of the connection plate (20) opposite to the connection shaft (12); two parallel side plates (23) are fixedly arranged on the adjusting seat (10), the groove (22) is arranged between the two side plates (23), and the connecting plate (20) can be embedded into the groove (22).

4. The supporting device for the hemodialysis patient according to claim 2, wherein a second through hole (17) is formed in the adjusting base (10) and is coaxial with the first through hole (13), the diameter of the second through hole (17) is larger than that of the first through hole (13), the connecting shaft (12) penetrates through the second through hole (17), a limiting circular plate (18) is fixedly arranged at one end of the connecting shaft (12) opposite to the rotating handle (19), and the diameter of the limiting circular plate (18) is larger than that of the second through hole (17).

5. A supporting device for a hemodialysis patient according to claim 1, wherein a guide hole (5) is transversely formed at one side of the first pad (4), a guide rod (6) which can only slide along the guide hole (5) is formed in the guide hole (5), and the second pad (7) is fixedly formed at the outer end of the guide rod (6).

6. A supporting device for a hemodialysis patient according to claim 5, wherein the number of the guiding holes (5) is two, the number of the guiding rods (6) is two, and the two guiding rods (6) are respectively slidably sleeved in the guiding holes (5).

7. A patient support device according to any one of claims 1-6, wherein a cushion (8) is secured to each of the first pad (4) and the second pad (7).

8. A supporting device for a hemodialysis patient according to claim 1, wherein an arm supporting portion (24) is obliquely installed and fixed on one side of the first pad (4).