CN209464398U - A kind of haemodialysis arm fixing device - Google Patents
A kind of haemodialysis arm fixing device Download PDFInfo
- Publication number
- CN209464398U CN209464398U CN201822263843.7U CN201822263843U CN209464398U CN 209464398 U CN209464398 U CN 209464398U CN 201822263843 U CN201822263843 U CN 201822263843U CN 209464398 U CN209464398 U CN 209464398U
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- China
- Prior art keywords
- rotary shaft
- fixedly connected
- arm
- fixed seat
- haemodialysis
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of haemodialysis arm fixing devices, including arm fixation seat, arm fixation seat is made of spring assembly and elastic string component, there is rotating device below arm fixation seat, rotating device passes through the locked rotation of positioning bolt after rotating by a certain angle, rotating device rear is fixedly connected with flexible clamping device, flexible clamping device drives the main transmission box being fixedly connected in bracket by lower grip base pull-up by rocker arm, to block bed board and fix the present apparatus, the present apparatus is easy to operate, it is easy to carry, it is limited when use without space, angle is freely adjustable, good protection can be provided for patient.
Description
Technical field
The utility model relates to a kind of fixed device, in particular to a kind of haemodialysis arm fixing device belongs to doctor
Treat technical field of auxiliary equipment.
Background technique
Haemodialysis (HD) is one of acute or chronic renal failure kidneys of patients Replacement Therapy, it is by by internal blood
Liquid is drained in vitro, and the blood recovery that will pass through purification.It is all to be placed on the arm of patient in traditional blood dialysis
It dialyses on bed.But since entire dialysis procedure is very long, the time, patient was intentionally or accidentally generally at five more than hour
Between can all make arm generate movement, patient is careless slightly or operator collides patient's arm and is likely to lead to dialysis tubing
It falls off, or shifts syringe needle, so that dialysis puncture needle is caused to be detached from blood vessel or blood extravasation, influence normal haemodialysis,
The pain for not only increasing patient returns medical worker and increases work difficulty, so using an arm fixing device right and wrong
Often important, existing arm fixing device occupied space is big, complicated for operation, and just can only be with once be fixed on bed board
Bed board is placed in parallel, and does not meet ergonomic structure, bring uncomfortable reaction to patient using meeting for a long time.
Utility model content
The utility model aim is to provide a kind of haemodialysis arm fixing device, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions: including rotating device, the rotating dress is installed
It is equipped with support plate, is fixedly connected with rotary shaft below support plate, the rotary shaft is fixed on rotary shaft pedestal, rotary shaft
Pedestal is fixedly connected by bolt with rotating disk, the downwardly convex formation cylinder in center of the rotating disk far from rotary shaft pedestal one end
Body, which projects through bearing and firm banking is rotatablely connected, and wherein the inner ring of cylindrical body protrusion and bearing is connected, fixed
The outer ring of pedestal and bearing is connected, and positioning plate is fixedly connected on rotary shaft pedestal, and positioning bolt, fixed bottom are inserted on positioning plate
There is location hole on seat；Firm banking rear end is fixedly connected with telescopic device, and the telescopic device both ends are symmetrically arranged with hollow strut,
The hollow strut bottom is fixedly connected with lower grip base, is embedded with feed screw nut, feed screw nut at the top of the hollow strut
On be equipped with a lead screw, the lead screw upper end is protruded into change gear case, in the change gear case there are two intermeshing
The first helical gear and the second helical gear, the first helical gear axis is fixedly connected with a rocker arm, the hollow strut in left and right
It is fixedly connected by being fixedly connected with bracket, the internal stent that is fixedly connected is provided with interior synchronous rotating shaft, and the interior synchronization turns
Axis protrudes into inside change gear case to be connected with gear-box internal gear；It is solid that the rotating device upper end is also fixedly connected with arm
Reservation, the arm fixation seat include lower fixed seat and upper fixed seat, and the lower fixed seat upper end sets that there are two rubber rope groove, institutes
It states upper fixed seat lower end and two rubber rope groove corresponding positions is fixedly installed with inserted link, between the inserted link and elastic string trough floor
It is fixedly connected by elastic string；
Preferably, the rotary shaft is part rubber axis in hollow structure, and is led between rotary shaft and rotary shaft pedestal
Screw is crossed to be fixedly connected.
Preferably, anchor ear is additionally provided in the rotary shaft, the positioning plate is mounted on the outer wall of rotary shaft by anchor ear
On, the curve that the location hole is distributed is concentric circles with the rotating curve of positioning bolt and radius is equal.
Preferably, fixed seat and lower fixed seat side are cambered design, and fixed seat and lower solid
Foam-rubber cushion is equipped on the arc-shaped side position of reservation.
Preferably, hollow strut and lead screw are symmetrical arranged and size is identical.
Compared with prior art, achieved have the beneficial effect that of the utility model occupies little space, easy to operate, and not
Telescopic rod is retracted when use, easy to carry, rotatable structure can arbitrarily be adjusted according to the posture that patient is liked, benefit
The arm fixation seat constituted with spring assembly does not have limitation using upper, is adapted to most of hospital bed, provides for patient
Good protection.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model top view；
Fig. 3 is the utility model rotating device schematic diagram
Fig. 4 is the utility model rotating device sectional view
Fig. 5 is the utility model telescopic device schematic diagram
Fig. 6 is the utility model change gear case schematic diagram of internal structure
Fig. 7 is the utility model arm fixation seat attachment structure schematic diagram；
In figure: 1, rotating device；2, telescopic device；3, arm fixation seat；4, support plate；5, rotary shaft；6, rotary shaft bottom
Seat；7, bolt；8, rotating disk；9, firm banking；10, bearing；11, positioning plate；12 positioning bolts；13, location hole；14, hollow
Strut；15, change gear case；16, the first helical gear；17, the second helical gear；18, lead screw；19, feed screw nut；20, fixed to connect
Connect bracket；21, interior synchronous rotating shaft；22, rocker arm；23, grip base；24, lower fixed seat；25, upper fixed seat；26, rubber rope groove；
27, inserted link；28, elastic string；29, foam-rubber cushion.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-7 is please referred to, the utility model provides a kind of technical solution: a kind of haemodialysis arm fixing device, packet
Rotating device 1 is included, rotating device 1 includes support plate 4, and rotary shaft 5 is fixedly connected with below support plate 4, and rotary shaft 5 is fixedly installed
On rotary shaft pedestal 6, rotary shaft 5 is part rubber axis in hollow structure, and leads between rotary shaft 5 and rotary shaft pedestal 6
It crosses screw to be fixedly connected, rotary shaft pedestal 6 is fixedly connected by bolt 7 with rotating disk 8, and rotating disk 8 is far from rotary shaft pedestal 6 one
The downwardly convex formation cylindrical body in the center at end, which projects through bearing 10 and firm banking 9 is rotatablely connected, wherein cylinder
The inner ring of body protrusion and bearing 10 is connected, and the outer ring of firm banking 9 and bearing 10 is connected, and is fixedly connected on rotary shaft pedestal 6
Positioning plate 11 is inserted with positioning bolt 12 on positioning plate 11, there is location hole 13 on firm banking 9, is additionally provided with and embraces in rotary shaft 5
Hoop, positioning plate 11 are mounted on the outer wall of rotary shaft 5 by anchor ear, the rotation of the curve that location hole 13 is distributed and positioning bolt 12
Turn curve be concentric circles and radius it is equal, 9 rear end of firm banking is fixedly connected with telescopic device 2, and 2 both ends of telescopic device are symmetrically set
It is equipped with hollow strut 14, hollow 14 bottom of strut is fixedly connected with grip base 23, is embedded with lead screw spiral shell at the top of hollow strut 14
Mother 19 is equipped with a lead screw 18 on feed screw nut, and 18 upper end of lead screw is protruded into change gear case 15, has two in change gear case
A intermeshing first helical gear 16 and the second helical gear 17, the axis of the first helical gear 16 are fixedly connected with a rocker arm 22, left
Right hollow strut is fixedly connected by being fixedly connected with bracket 20, is fixedly connected with bracket 20 and is internally provided with interior synchronous rotating shaft 21, interior
Synchronous rotating shaft 21 protrudes into 15 inside of change gear case and is connected with the first helical gear 16 inside gear-box, and 1 upper end of rotating device is also
It is fixedly connected with arm fixation seat 3, arm fixation seat 3 includes lower fixed seat 24 and upper fixed seat 25, and lower fixed seat upper end is equipped with
Two rubber rope grooves 26,25 lower end of upper fixed seat and two 26 corresponding positions of rubber rope groove are fixedly installed with inserted link 27, inserted link 27
It is fixedly connected between 26 bottom plate of rubber rope groove by elastic string 28, upper fixed seat 25 and 24 side of lower fixed seat are that arc is set
Meter, and foam-rubber cushion 29 is equipped on the arc-shaped side position of upper fixed seat 25 and lower fixed seat 24.
Specifically, when the utility model is used, shaking rocker arm 22 first, change gear case 15 being made to drive interior synchronous rotating shaft 21
Rotation, left and right lead screw 18 is upwards collected through simultaneously, the grip base 23 and firm banking 9 being fixedly connected with telescopic rod press from both sides bed board
Tightly, fixed function is played, then rotational support plate 4, positioning bolt 12 is screwed into location hole 13 after adjusting to proper angle, it will
Rotary shaft 5 is locked to rotate it can not, then pulls upper fixed seat 25, patient's arm is put into upper fixed seat 25 and lower fixed seat
In 24 annular grooves formed, by the natural spring of elastic string 28 restore that upper fixed seat 25 is pulled to draw close to lower fixed seat 24, from
And fix dialysis patient arm.
Although the embodiments of the present invention have had been shown and described, for those of ordinary skill in the art and
Speech, it is possible to understand that a variety of changes can be carried out to these embodiments in the case where not departing from the principles of the present invention and spirit
Change, modification replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of haemodialysis arm fixing device, including rotating device (1), it is characterised in that: rotating device (1) packet
It includes support plate (4), is fixedly connected with rotary shaft (5) below support plate (4), the rotary shaft (5) is fixed at rotary shaft bottom
On seat (6), rotary shaft pedestal (6) is fixedly connected by bolt (7) with rotating disk (8), and rotating disk (8) is far from rotary shaft pedestal
(6) the downwardly convex formation cylindrical body in the center of one end, the cylindrical body project through bearing (10) and firm banking (9) rotation and connect
It connects, wherein the inner ring of cylindrical body protrusion and bearing (10) is connected, and the outer ring of firm banking (9) and bearing (10) is connected, rotary shaft
It is fixedly connected with positioning plate (11), is inserted on positioning plate (11) positioning bolt (12) on pedestal (6), there have on firm banking (9) to be fixed
Position hole (13), firm banking (9) rear end is fixedly connected with telescopic device (2), during telescopic device (2) both ends are symmetrically arranged with
Empty strut (14), hollow strut (14) bottom are fixedly connected with grip base (23), in hollow strut (14) top
It embedded with feed screw nut (19), is equipped on feed screw nut a lead screw (18), change gear case is protruded into lead screw (18) upper end
(15) in, there are two intermeshing first helical gear (16) and the second helical gear (17) in the change gear case, described the
The axis of one helical gear (16) is fixedly connected with a rocker arm (22), and the hollow strut in left and right is fixed by being fixedly connected with bracket (20)
Connection, the bracket (20) that is fixedly connected are internally provided with interior synchronous rotating shaft (21), and the interior synchronous rotating shaft (21) protrudes into change
It is connected to gear-box (15) is internal with the first helical gear (16) inside gear-box, rotating device (1) upper end is also fixed to be connected
It is connected to arm fixation seat (3), the arm fixation seat (3) includes lower fixed seat (24) and upper fixed seat (25), the lower fixation
Seat upper end is set there are two rubber rope groove (26), and fixed seat (25) lower end is fixed with two rubber rope groove (26) corresponding positions
It is equipped with inserted link (27), is fixedly connected between the inserted link (27) and rubber rope groove (26) bottom plate by elastic string (28).
2. a kind of haemodialysis arm fixing device as described in claim 1, it is characterised in that: the rotary shaft (5) is
Part rubber axis in hollow structure, and be fixed by screws between rotary shaft (5) and rotary shaft pedestal (6).
3. a kind of haemodialysis arm fixing device as described in claim 1, it is characterised in that: on the rotary shaft (5)
It is additionally provided with anchor ear, the positioning plate (11) is mounted on the outer wall of rotary shaft (5) by anchor ear, and the location hole (13) is divided
The curve of cloth is concentric circles with the rotating curve of positioning bolt (12) and radius is equal.
4. a kind of haemodialysis arm fixing device as described in claim 1, it is characterised in that: fixed seat (25)
It is cambered design with lower fixed seat (24) side, and the arc-shaped side position of fixed seat (25) and lower fixed seat (24)
On be equipped with foam-rubber cushion (29).
5. a kind of haemodialysis arm fixing device as described in claim 1, it is characterised in that: hollow strut (14) and
Lead screw (18) is symmetrical arranged and size is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263843.7U CN209464398U (en) | 2018-12-31 | 2018-12-31 | A kind of haemodialysis arm fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263843.7U CN209464398U (en) | 2018-12-31 | 2018-12-31 | A kind of haemodialysis arm fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209464398U true CN209464398U (en) | 2019-10-08 |
Family
ID=68091968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822263843.7U Expired - Fee Related CN209464398U (en) | 2018-12-31 | 2018-12-31 | A kind of haemodialysis arm fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209464398U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975033A (en) * | 2021-11-18 | 2022-01-28 | 首都医科大学附属北京潞河医院 | Combined type protection device for hemodialysis |
| CN114404178A (en) * | 2022-03-01 | 2022-04-29 | 郑州大学第一附属医院 | First aid is with severe patient's limbs fixing device |
-
2018
- 2018-12-31 CN CN201822263843.7U patent/CN209464398U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113975033A (en) * | 2021-11-18 | 2022-01-28 | 首都医科大学附属北京潞河医院 | Combined type protection device for hemodialysis |
| CN113975033B (en) * | 2021-11-18 | 2023-04-25 | 首都医科大学附属北京潞河医院 | Combined protection device for hemodialysis |
| CN114404178A (en) * | 2022-03-01 | 2022-04-29 | 郑州大学第一附属医院 | First aid is with severe patient's limbs fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20201231 |