CN216456296U - Fixing device of hemodialysis nursing catheter of being convenient for to change - Google Patents
Fixing device of hemodialysis nursing catheter of being convenient for to change Download PDFInfo
- Publication number
- CN216456296U CN216456296U CN202122803102.5U CN202122803102U CN216456296U CN 216456296 U CN216456296 U CN 216456296U CN 202122803102 U CN202122803102 U CN 202122803102U CN 216456296 U CN216456296 U CN 216456296U
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- Prior art keywords
- fixedly connected
- rod
- rack
- fixing
- sliding sleeve
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- 238000001631 haemodialysis Methods 0.000 title claims abstract description 19
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 19
- 230000000474 nursing effect Effects 0.000 title claims abstract description 11
- 230000008859 change Effects 0.000 title claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000000502 dialysis Methods 0.000 description 4
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012510 hollow fiber Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 208000009304 Acute Kidney Injury Diseases 0.000 description 1
- 208000033626 Renal failure acute Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 201000011040 acute kidney failure Diseases 0.000 description 1
- 208000012998 acute renal failure Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000020832 chronic kidney disease Diseases 0.000 description 1
- 208000022831 chronic renal failure syndrome Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a fixing device for hemodialysis nursing, which is convenient for replacing a catheter and relates to the field of medical treatment. The air cushion can be inflated through continuous extrusion of the air inflating bag, so that the air cushion is expanded, the air cushion can clamp the catheter through the matching of the air cushion and the rubber cushion, the catheters with different specifications can be adapted, after the height adjustment of the fixed rod is completed, the clamping rod is loosened, the second rack is pushed backwards by the spring at the moment, the second rack is meshed with the first rack, so that the fixed rod can be limited, the screw rod is rotated through the handle, and the screw rod can drive the connecting plate to move through the matching of the screw sleeve, the rectangular sliding sleeve and the rectangular sliding rod, so that the transverse position of the catheter can be adjusted, and the problems in the background technology are effectively solved.
Description
Technical Field
The utility model relates to a medical instrument, in particular to a fixing device for hemodialysis nursing, which is convenient for replacing a catheter.
Background
Hemodialysis is one of kidney substitution treatment modes of acute and chronic renal failure patients, and is characterized in that blood in vivo is drained to the outside of the body, and the blood and electrolyte solution with similar body concentration are arranged inside and outside one hollow fiber in a dialyzer consisting of a plurality of hollow fibers, so that substance exchange is carried out by the principles of dispersion, ultrafiltration, adsorption and convection, metabolic waste in the body is removed, electrolyte and acid-base balance are maintained, excessive water in the body is removed at the same time, and the whole process of purified blood transfusion is called hemodialysis.
The catheter fixing device for hemodialysis nursing in the prior art cannot fix dialysis tubes of different specifications, has large limitation, cannot adjust the height and the position of the catheter fixing device according to needs, is inconvenient to use, and provides a fixing device for hemodialysis nursing convenient to replace the catheter.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a fixing device for hemodialysis nursing, which is convenient for replacing a catheter, and solves the problems that the existing catheter fixing device for hemodialysis nursing in the background art cannot fix dialysis tubes with different specifications, has large limitation, cannot adjust the height and the position of the catheter according to requirements, and is inconvenient to use.
In order to achieve the purpose, the utility model provides the following technical scheme: a fixing device for hemodialysis nursing and convenient catheter replacement comprises a rectangular sliding rod and a first fixing plate, wherein a plurality of second sliding sleeves are clamped in the first fixing plate, a fixed rod is connected in the sliding sleeve II in a sliding way, the lower end of the fixed rod is fixedly connected with a U-shaped plate, the U-shaped plate is fixedly connected with an L-shaped plate, the opposite surfaces of the L-shaped plate and the U-shaped plate are respectively fixedly connected with an air cushion and a rubber cushion, the rear side of the air cushion is communicated with a second one-way valve through a connecting pipe, the one-way valve II is arranged at the upper side of the inflating bag, the one-way valve I is arranged at the lower side of the inflating bag, an air valve is arranged at the rear side of the air cushion, the flow direction of the first one-way valve is consistent with that of the second one-way valve, the upper side of the first fixing plate is fixedly connected with a plurality of third fixing plates, and the third fixed plate and the second sliding sleeve are consistent in quantity, the first sliding sleeve is clamped in the third fixed plate, a clamping rod is connected in the first sliding sleeve in a sliding mode, and a rack is fixedly connected to the rear end of the clamping rod.
As a preferable technical scheme of the utility model, a rectangular groove is formed in the fixed rod, a first rack is arranged in the rectangular groove, and the first rack is matched with the second rack.
As a preferred technical scheme of the utility model, the outer surface of the clamping rod is sleeved with a spring, and two ends of the spring are respectively and fixedly connected with the second rack and the first sliding sleeve.
As a preferred technical scheme, the outer surface of the rectangular sliding rod is slidably connected with a rectangular sliding sleeve, the rear side of the rectangular sliding rod is fixedly connected with two fixing plates II, bearings are clamped in the fixing plates II, optical axes at two ends of a screw rod are respectively sleeved in the two bearings, and a handle is fixedly connected to the left end of the screw rod.
As a preferred technical scheme of the utility model, the outer surface of the screw is in threaded connection with a threaded sleeve, and the threaded sleeve is fixedly connected with the rectangular sliding sleeve.
As a preferred technical scheme of the utility model, the upper side of the fixing plate is fixedly connected with a connecting plate, and the rear side of the connecting plate is fixedly connected with the front side of the rectangular sliding sleeve.
As a preferable technical scheme of the utility model, two sides of the bottom of the rectangular sliding rod are fixedly connected with supporting frames.
Compared with the prior art, the utility model has the beneficial effects that:
the air cushion can be inflated through continuous extrusion of the air bag, so that the air cushion is expanded, the air cushion can clamp the catheter through the matching of the air cushion and the rubber cushion, the catheters with different specifications can be adapted, the clamping rod is moved forwards, the rack II is separated from the rack I, then the height of the fixed rod can be adjusted, after the height adjustment of the fixed rod is completed, the clamping rod is loosened, the spring pushes the rack II backwards to enable the rack II to be meshed with the rack I, so that the fixed rod can be limited, the screw rod can be rotated through the handle, and the screw rod can drive the connecting plate to move through the matching of the screw sleeve, the rectangular sliding sleeve and the rectangular sliding rod, so that the transverse position of the catheter can be adjusted, and the problems in the background technology are effectively solved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a rectangular slide bar according to the present invention;
FIG. 3 is a schematic diagram of a three-dimensional enlarged structure of a U-shaped plate according to the present invention;
FIG. 4 is a perspective view of a fixing plate according to the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: the device comprises a rectangular sliding rod 1, a rectangular sliding sleeve 2, a connecting plate 3, a first fixing plate 4, a fixing rod 5, a U-shaped plate 6, a 7L-shaped plate, a rubber pad 8, an air cushion 9, an air inflating bag 10, a first check valve 11, a supporting frame 12, a second fixing plate 13, a handle 14, a screw rod 15, a threaded sleeve 16, a first rack 17, a second rack 18, a third fixing plate 19, a first sliding sleeve 20, a clamping rod 21, a second sliding sleeve 22, a second check valve 23, a connecting pipe 24, an air valve 25 and a spring 26.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides a technical solution: a fixing device convenient for replacing a catheter for hemodialysis nursing comprises a rectangular sliding rod 1 and a fixing plate I4, a plurality of sliding sleeve II 22 are connected in the fixing plate I4 in a clamping mode, a fixing rod 5 is connected in the sliding sleeve II 22 in a sliding mode, the lower end of the fixing rod 5 is fixedly connected with a U-shaped plate 6, the U-shaped plate 6 is fixedly connected with an L-shaped plate 7, air cushions 9 and rubber cushions 8 are respectively and fixedly connected with the opposite surfaces of the L-shaped plate 7 and the U-shaped plate 6, a certain gap exists between the upper side plate of the L-shaped plate 7 and the right side plate of the U-shaped plate 6, when the fixing device is used, a catheter for dialysis penetrates through the gap and is placed between the air cushions 9 and the rubber cushions 8, the rear side of the air cushion 9 is communicated with a check valve II 23 through a connecting pipe 24, the check valve II 23 is arranged on the upper side of an inflating bag 10, a check valve I11 is arranged on the lower side of the inflating bag 10, an air valve 25 is arranged on the rear side of the air cushion 9, the check valve I11 is consistent with the flow direction of the check valve II 23, the air cushion 9 can be inflated by continuously extruding the inflating bag 10 to expand the air cushion 9, the air cushion 9 can clamp the catheter by matching with the rubber pad 8, the upper side of the first fixing plate 4 is fixedly connected with a plurality of third fixing plates 19, the number of the third fixing plates 19 is consistent with that of the second sliding sleeves 22, the first sliding sleeves 20 are clamped in the third fixing plates 19, the first sliding sleeves 20 are connected with clamping rods 21 in sliding mode, the rear ends of the clamping rods 21 are fixedly connected with second racks 18, rectangular grooves are formed in the fixing rods 5, the first racks 17 are arranged in the rectangular grooves, the second racks 18 are separated from the first racks 17 by moving the clamping rods 21 forwards, then the height of the fixing rods 5 can be adjusted, after the height of the fixing rods 5 is adjusted, the clamping rods 21 are loosened, the springs 26 push the second racks 18 backwards during the process, the second racks 18 are meshed with the first racks 17, and therefore the fixing rods 5 can be limited, the first rack 17 is matched with the second rack 18, the outer surface of the clamping rod 21 is sleeved with a spring 26, two ends of the spring 26 are respectively and fixedly connected with the second rack 18 and the first sliding sleeve 20, the outer surface of the rectangular sliding rod 1 is slidably connected with the rectangular sliding sleeve 2, the rear side of the rectangular sliding rod 1 is fixedly connected with two fixing plates 13, bearings are clamped in the fixing plates 13, optical axes at two ends of a screw 15 are respectively sleeved in the two bearings, the screw 15 is rotated by a handle 14, the screw 15 can drive a connecting plate 3 to move through matching with a threaded sleeve 16, the rectangular sliding sleeve 2 and the rectangular sliding rod 1, so that the transverse position of the catheter can be adjusted, the left end of the screw 15 is fixedly connected with the handle 14, the outer surface of the screw 15 is in threaded connection with a threaded sleeve 16, the threaded sleeve 16 is fixedly connected with the rectangular sliding sleeve 2, the upper side of the first fixing plate 4 is fixedly connected with the connecting plate 3, and the rear side of the connecting plate 3 is fixedly connected with the front side of the rectangular sliding sleeve 2, the two sides of the bottom of the rectangular sliding rod 1 are fixedly connected with supporting frames 12.
The method comprises the following operation steps:
s1, a certain gap is formed between the upper side plate of the L-shaped plate 7 and the right side plate of the U-shaped plate 6, a conduit for dialysis penetrates through the gap and is placed between the air cushion 9 and the rubber pad 8, then the air cushion 9 can be inflated by continuously extruding the inflating bag 10, so that the air cushion 9 is expanded, and the conduit can be clamped by the air cushion 9 through matching with the rubber pad 8;
s2, moving the clamping rod 21 forwards to separate the second rack 18 from the first rack 17, then adjusting the height of the fixing rod 5, loosening the clamping rod 21 after the height of the fixing rod 5 is adjusted, and then pushing the second rack 18 backwards by the spring 26 to enable the second rack 18 to be meshed with the first rack 17, so that the fixing rod 5 can be limited;
s3, rotating the screw rod 15 through the handle 14, wherein the screw rod 15 can drive the connecting plate 3 to move through the cooperation with the threaded sleeve 16, the rectangular sliding sleeve 2 and the rectangular sliding rod 1, so that the transverse position of the conduit can be adjusted.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hemodialysis nursing is convenient for change fixing device of pipe, includes rectangle slide bar (1) and fixed plate (4), its characterized in that: a plurality of second sliding sleeves (22) are connected in the first fixing plate (4) in a clamping mode, fixing rods (5) are connected in the second sliding sleeves (22) in a sliding mode, the lower ends of the fixing rods (5) are fixedly connected with the U-shaped plates (6), the U-shaped plates (6) are fixedly connected with the L-shaped plates (7), air cushions (9) and rubber cushions (8) are fixedly connected with the opposite surfaces of the L-shaped plates (7) and the U-shaped plates (6) respectively, the rear sides of the air cushions (9) are communicated with the second check valves (23) through connecting pipes (24), the second check valves (23) are arranged on the upper sides of the inflating bags (10), one-way valves (11) are arranged on the lower sides of the inflating bags (10), air valves (25) are arranged on the rear sides of the air cushions (9), the first check valves (11) are consistent with the flowing directions of the second check valves (23), and a plurality of third fixing plates (19) are fixedly connected on the upper sides of the first fixing plates (4), and the quantity of the third fixed plate (19) is consistent with that of the second sliding sleeve (22), the first sliding sleeve (20) is connected in the third fixed plate (19) in a clamping mode, a clamping rod (21) is connected in the first sliding sleeve (20) in a sliding mode, and the rear end of the clamping rod (21) is fixedly connected with a second rack (18).
2. A hemodialysis treatment catheter-facilitated holding device as set forth in claim 1, wherein: a rectangular groove is formed in the fixing rod (5), a first rack (17) is arranged in the rectangular groove, and the first rack (17) is matched with a second rack (18).
3. A hemodialysis treatment catheter-facilitated holding device as set forth in claim 1, wherein: the outer surface of the clamping rod (21) is sleeved with a spring (26), and two ends of the spring (26) are fixedly connected with the second rack (18) and the first sliding sleeve (20) respectively.
4. A hemodialysis treatment catheter-facilitated holding device as set forth in claim 1, wherein: rectangle slide bar (1) surface sliding connection has rectangle sliding sleeve (2), two fixed plate two (13) of rectangle slide bar (1) rear side fixedly connected with, and fixed plate two (13) inside callipers have the bearing, and cup jointed the both ends optical axis department of screw rod (15) respectively in two bearings, screw rod (15) left end fixedly connected with handle (14).
5. A hemodialysis treatment catheter securement device as recited in claim 4, wherein: the outer surface of the screw rod (15) is in threaded connection with a threaded sleeve (16), and the threaded sleeve (16) is fixedly connected with the rectangular sliding sleeve (2).
6. A hemodialysis treatment catheter-facilitated holding device as set forth in claim 1, wherein: the upper side of the first fixing plate (4) is fixedly connected with a connecting plate (3), and the rear side of the connecting plate (3) is fixedly connected with the front side of the rectangular sliding sleeve (2).
7. A hemodialysis treatment catheter-facilitated holding device as set forth in claim 1, wherein: both sides of the bottom of the rectangular sliding rod (1) are fixedly connected with supporting frames (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122803102.5U CN216456296U (en) | 2021-11-16 | 2021-11-16 | Fixing device of hemodialysis nursing catheter of being convenient for to change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122803102.5U CN216456296U (en) | 2021-11-16 | 2021-11-16 | Fixing device of hemodialysis nursing catheter of being convenient for to change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216456296U true CN216456296U (en) | 2022-05-10 |
Family
ID=81395659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122803102.5U Expired - Fee Related CN216456296U (en) | 2021-11-16 | 2021-11-16 | Fixing device of hemodialysis nursing catheter of being convenient for to change |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216456296U (en) |
-
2021
- 2021-11-16 CN CN202122803102.5U patent/CN216456296U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20220510 |