CN217245805U - Protective sheath is used in arteriovenous fistula hemodialysis - Google Patents
Protective sheath is used in arteriovenous fistula hemodialysis Download PDFInfo
- Publication number
- CN217245805U CN217245805U CN202220737717.4U CN202220737717U CN217245805U CN 217245805 U CN217245805 U CN 217245805U CN 202220737717 U CN202220737717 U CN 202220737717U CN 217245805 U CN217245805 U CN 217245805U
- Authority
- CN
- China
- Prior art keywords
- sheath
- hemodialysis
- transfer line
- arteriovenous fistula
- under
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000001631 haemodialysis Methods 0.000 title claims abstract description 20
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 20
- 206010003226 Arteriovenous fistula Diseases 0.000 title claims abstract description 18
- 230000001681 protective effect Effects 0.000 title claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001802 infusion Methods 0.000 description 9
- 238000005457 optimization 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
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012510 hollow fiber Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 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
- 230000006978 adaptation 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
- 238000010586 diagram Methods 0.000 description 1
- 238000000502 dialysis 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
- 210000000245 forearm Anatomy 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002503 metabolic effect 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
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to a protective sheath for arteriovenous fistula hemodialysis, including last sheath and under-sheath, the bottom cross sectional area of under-sheath is greater than its top cross sectional area, and the lower surface of under-sheath is equipped with anti-skidding bulge piece, goes up the recess that supplies the arm to pass on the opposition face of sheath and under-sheath, is equipped with the buffer layer on the inside wall of recess, goes up for dismantling the setting between sheath and the under-sheath, is equipped with the transfer line locating component who is used for fixed transfer line on the under-sheath, and transfer line locating component includes a plurality of groups reference column. This protective sheath for arteriovenous fistula hemodialysis through being provided with detachable upper sheath and lower sheath, is convenient for shelve the arm steadily between upper sheath and lower sheath, avoids the arm swing, through twine the transfer line on the reference column, is equipped with the buffering air cushion on the reference column, when the transfer line received external force and pulled, the buffering air cushion can effectually play the effect of buffering, avoids the pipeline pipe diameter of transfer line to reduce, influences the patient and dialyses.
Description
Technical Field
The utility model belongs to the technical field of arteriovenous fistula hemodialysis, concretely relates to protective sheath for arteriovenous fistula hemodialysis.
Background
Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure. The method comprises the steps of draining blood in vivo to the outside of the body, passing through a dialyzer consisting of a plurality of hollow fibers, enabling the blood and electrolyte solution with similar body concentration to be inside and outside one hollow fiber, and performing substance exchange by dispersion, ultrafiltration, adsorption and convection principles to remove metabolic waste in the body and maintain the balance of electrolyte and acid-base; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis.
In arteriovenous fistula hemodialysis in-process, because the point of puncture is located the patient arm, the patient lies on the sick bed, takes place easily between big arm and the forearm and buckles, influences arteriovenous fistula hemodialysis, and in addition, the patient is when the infusion, and the transfer line receives easily to pull, causes the phenomenon that the pipeline drops, for fixed patient's arm, avoids the transfer line to receive to pull, consequently, provides a protective sheath for arteriovenous fistula hemodialysis to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a protective sheath for arteriovenous fistula hemodialysis in order to solve the problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
the utility model provides a protective sheath for arteriovenous fistula hemodialysis, includes sheath and under-sheath, the bottom cross sectional area of under-sheath is greater than its top cross sectional area, the lower surface of under-sheath is equipped with anti-skidding bump, be equipped with the recess that supplies the arm to pass on the opposition face of going up sheath and under-sheath, be equipped with the buffer layer on the inside wall of recess, go up and set up for dismantling between sheath and the under-sheath, be equipped with the transfer line locating component who is used for fixed transfer line on the under-sheath, transfer line locating component includes a plurality of groups reference column, and is adjacent form the passageway that supplies the liquid transfer line to pass between the reference column, it is equipped with the dog to rotate on the reference column, and is adjacent be formed with the gap between the dog, the reference column outside is equipped with the buffering air cushion, the middle part of buffering air cushion is formed with the bellying.
As a further optimization scheme of the utility model, the one end of going up the sheath is equipped with the pivot, the other end of going up the sheath is equipped with the buckle piece, the upper surface of sheath is equipped with the draw-in groove that supplies the buckle piece to pass down, is convenient for will go up sheath and lower sheath location equipment on patient's arm position.
As a further optimization scheme of the utility model, go up the sheath and rotate the setting through between pivot and the lower sheath, it is 0-180 to go up the turned angle scope between sheath and the lower sheath for the dismantlement and the installation of sheath and lower sheath are gone up in the control.
As the utility model discloses a further optimization scheme, the material of anti-skidding bulge is silica gel, the bottom of anti-skidding bulge sheath is provided with a plurality of groups under, and the sheath takes place the displacement change on the sick bed with the frictional force between the sick bed under the increase of being convenient for, the sheath under avoiding.
As a further optimization scheme of the utility model, the width of passageway is greater than the width in gap, the turned angle scope between dog and the reference column is 0-90 for fix the transfer line, avoid the transfer line to drag, cause the damage to the patient.
The beneficial effects of the utility model reside in that: this protective sheath for arteriovenous fistula hemodialysis through being provided with detachable upper sheath and lower sheath, is convenient for shelve the arm steadily between upper sheath and lower sheath, avoids the arm swing, through twine the transfer line on the reference column, is equipped with the buffering air cushion on the reference column, when the transfer line received external force and pulled, the buffering air cushion can effectually play the effect of buffering, avoids the pipeline pipe diameter of transfer line to reduce, influences the patient and dialyses.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 of the present invention;
fig. 3 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 4 is a schematic top view of the positioning assembly of the infusion tube of the present invention;
fig. 5 is a schematic view of the connection structure of the infusion tube positioning assembly and the infusion tube.
In the figure: 1. putting a sheath; 2. a lower sheath; 3. anti-skid raised blocks; 4. a groove; 5. a buffer layer; 6. an infusion tube positioning component; 61. a positioning column; 62. a channel; 63. a stopper; 64. a gap; 65. a buffer air cushion; 66. a boss portion; 7. a rotating shaft; 8. a buckling block; 9. a clamping groove.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Example 1
As shown in fig. 1-3, a protective sheath for arteriovenous fistula hemodialysis comprises an upper sheath 1 and a lower sheath 2, the bottom section area of the lower sheath 2 is larger than the top section area thereof, the integral gravity center of an arm is positioned on a sickbed, the stability is high, the lower surface of the lower sheath 2 is provided with an anti-skid raised block 3, the opposite surfaces of the upper sheath 1 and the lower sheath 2 are provided with a groove 4 for the arm to pass through, the inner side wall of the groove 4 is provided with a buffer layer 5, the upper sheath 1 and the lower sheath 2 are detachably arranged, the lower sheath 2 is provided with a transfusion tube positioning component 6 for fixing a transfusion tube, the transfusion tube positioning component 6 comprises a plurality of groups of positioning columns 61, a channel 62 for the transfusion tube to pass through is formed between the adjacent positioning columns 61, a stop block 63 is rotatably arranged on the positioning columns 61, a gap 64 is formed between the adjacent stop blocks 63, a buffer air cushion 65 is arranged outside the positioning columns 61, a boss 66 is formed at the middle of the cushion air 65.
Go up the one end of sheath 1 and be equipped with pivot 7, the other end of going up sheath 1 is equipped with buckle piece 8, and the upper surface of sheath 2 is equipped with the draw-in groove 9 that supplies buckle piece 8 to pass down, is convenient for assemble the arm position of patient with last sheath 1 and sheath 2 location.
The upper sheath 1 is rotatably arranged between the rotating shaft 7 and the lower sheath 2, and the rotating angle between the upper sheath 1 and the lower sheath 2 ranges from 0 to 180 degrees, so that the upper sheath 1 and the lower sheath 2 are controlled to be detached and installed.
The material of antiskid protruding piece 3 is silica gel, and antiskid protruding piece 3 is provided with a plurality of groups in the bottom of sheath 2 down, is convenient for increase down the frictional force between sheath 2 and the sick bed, avoids sheath 2 to take place the displacement change on the sick bed down.
As shown in fig. 4, the width of the channel 62 is greater than the width of the slit 64, and the rotation angle between the stopper 63 and the positioning column 61 is 0-90 ° for fixing the infusion tube, so as to prevent the infusion tube from being pulled and damaging the patient.
During the use, the user can place lower sheath 2 on the sick bed to shelve the arm after the puncture in the recess 4 of lower sheath 2 upper surface, then with upper sheath 1 rotate through pivot 7 to be in the closure state with lower sheath 2, upper sheath 1 at this moment through buckle piece 8 and the setting of lower sheath 2 buckle, the arm is shelved steadily at this moment between upper sheath 1 and lower sheath 2, avoids the arm swing, and stability is good.
Treat that the patient arm is fixed to finish the back, pass the transfer line in the passageway 62 to the winding is on reference column 61, buffering air cushion 65's setting this moment, when the transfer line received external force and pulled, buffering air cushion 65's middle part was formed with bellying 66, makes buffering air cushion 65's deformation volume that can take place bigger, and buffering air cushion 65 can effectually play the effect of buffering, avoids the pipeline pipe diameter of transfer line to reduce, influences the patient and dialyses.
When the dialysis of the patient is completed and the infusion tube needs to be taken down, the medical staff firstly rotates the stop block 63, so that the width of the gap 64 is increased, and the infusion tube is convenient to take down.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (5)
1. The utility model provides a protective sheath for arteriovenous fistula hemodialysis which characterized in that: comprises an upper sheath (1) and a lower sheath (2), the bottom cross-sectional area of the lower sheath (2) is larger than the top cross-sectional area of the lower sheath, the lower surface of the lower sheath (2) is provided with anti-skidding convex blocks (3), the opposite surfaces of the upper sheath (1) and the lower sheath (2) are provided with grooves (4) for arms to pass through, the inner side wall of each groove (4) is provided with a buffer layer (5), the upper sheath (1) and the lower sheath (2) are detachably arranged, the lower sheath (2) is provided with a transfusion tube positioning component (6) for fixing a transfusion tube, the transfusion tube positioning component (6) comprises a plurality of groups of positioning columns (61), the adjacent positioning columns (61) form a channel (62) for the transfusion tube to pass through, the positioning columns (61) are rotatably provided with stop blocks (63), and a gap (64) is formed between the stop blocks (63), a buffer air cushion (65) is arranged outside the positioning column (61), and a bulge (66) is formed in the middle of the buffer air cushion (65).
2. The protective sheath for arteriovenous fistula hemodialysis of claim 1, wherein: the improved structure is characterized in that a rotating shaft (7) is arranged at one end of the upper sheath (1), a clamping block (8) is arranged at the other end of the upper sheath (1), and a clamping groove (9) for the clamping block (8) to penetrate is formed in the upper surface of the lower sheath (2).
3. The protective sheath for arteriovenous fistula hemodialysis of claim 2, wherein: the upper sheath (1) is rotatably arranged between the lower sheath (2) through a rotating shaft (7), and the rotating angle between the upper sheath (1) and the lower sheath (2) ranges from 0 degree to 180 degrees.
4. The protective sheath for arteriovenous fistula hemodialysis of claim 1, wherein: the material of antiskid protruding piece (3) is silica gel, antiskid protruding piece (3) are provided with a plurality of groups in the bottom of sheath (2) down.
5. The protective sheath for arteriovenous fistula hemodialysis of claim 1, wherein: the width of the channel (62) is larger than that of the gap (64), and the rotation angle between the stop block (63) and the positioning column (61) ranges from 0 degree to 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220737717.4U CN217245805U (en) | 2022-03-31 | 2022-03-31 | Protective sheath is used in arteriovenous fistula hemodialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220737717.4U CN217245805U (en) | 2022-03-31 | 2022-03-31 | Protective sheath is used in arteriovenous fistula hemodialysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217245805U true CN217245805U (en) | 2022-08-23 |
Family
ID=82872164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220737717.4U Expired - Fee Related CN217245805U (en) | 2022-03-31 | 2022-03-31 | Protective sheath is used in arteriovenous fistula hemodialysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217245805U (en) |
-
2022
- 2022-03-31 CN CN202220737717.4U patent/CN217245805U/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: 20220823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |