CN213191616U - Dialysis patient blunt needle tunnel establishment auxiliary device - Google Patents
Dialysis patient blunt needle tunnel establishment auxiliary device Download PDFInfo
- Publication number
- CN213191616U CN213191616U CN202021412455.1U CN202021412455U CN213191616U CN 213191616 U CN213191616 U CN 213191616U CN 202021412455 U CN202021412455 U CN 202021412455U CN 213191616 U CN213191616 U CN 213191616U
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- China
- Prior art keywords
- blunt needle
- plate
- sliding
- fixedly connected
- sliding block
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- 238000000502 dialysis Methods 0.000 title claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000005641 tunneling Effects 0.000 claims 5
- 239000007787 solid Substances 0.000 description 5
- 210000004204 blood vessel Anatomy 0.000 description 4
- 206010016717 Fistula Diseases 0.000 description 2
- 230000003890 fistula Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007920 subcutaneous administration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses an auxiliary device for establishing a blunt needle tunnel for dialysis patients, sliding grooves are arranged at the positions of two ends inside a first fixing plate, one is fixedly connected with a first guide rod at the top end of the inner wall of the sliding groove, the other is rotatably connected with a first screw rod at the top end of the inner wall of the sliding groove, the outer ends of the first guide rod and the first screw rod are respectively and slidably connected with a first slider, and the other end of the first slider is respectively and fixedly connected with a transverse plate, the utility model has the advantages of scientific and reasonable structure and safe and convenient use, and is provided with a second slider, a third slider, a rotating shaft seat and a fastening bolt, so that the transverse plate slides at the outer end of the first guide rod through the first slider, and slides at the outer end of the second guide rod through the second slider, thereby the height of the transverse plate is convenient to adjust, and the angle of one side of the transverse plate, therefore, the difficulty in establishing the blunt needle tunnel is reduced by adjusting the angle and the height of the transverse plate.
Description
Technical Field
The utility model relates to a blunt needle tunnel establishes equipment technical field, specifically is a dialysis patient blunt needle tunnel establishes auxiliary device.
Background
Arteriovenous internal fistula puncture of dialysis patients is divided into rope ladder type puncture, blunt needle puncture and regional puncture, and for patients with relatively poor blood vessel conditions, in order to protect blood vessels and prolong the service life of blood vessel passages, blunt needle puncture is often selected;
at present, the tunnel is built by the same nurse by feeling of hand feeling, and a mechanism capable of adjusting the angle and the height is lacked, so that when the tunnel is built by the blunt needle, the subcutaneous tunnel can be built only by repeatedly puncturing for a plurality of times at the same angle, the same depth and the same direction, the building time is long, and the technical requirement is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a blunt needle tunnel of dialysis patient establishes auxiliary device can effectively solve the mechanism that lacks an angle-adjustable and height that proposes in the above-mentioned background art to when the tunnel was established to blunt needle, need with the angle, with the degree of depth, with the equidirectional puncture many times repeatedly just can establish subcutaneous tunnel, the set-up time is long, technical requirement is high, the problem.
In order to achieve the above object, the utility model provides a following technical scheme: an auxiliary device for establishing a blunt needle tunnel for a dialysis patient comprises a first fixing plate, wherein sliding grooves are formed in the positions of two ends of the inner side of the first fixing plate, a first guide rod is fixedly connected to the top end of the inner wall of the sliding groove, a first screw rod is rotatably connected to the top end of the inner wall of the sliding groove, first sliding blocks are slidably connected to the outer ends of the first guide rod and the first screw rod, a transverse plate is fixedly connected to one end of each of the first sliding blocks, a second sliding block is rotatably connected to the lateral position of one end of the transverse plate, a second screw rod is rotatably connected to the top end of the second sliding block, a second fixing plate is fixedly connected to the bottom end of the second screw rod, a third sliding block is rotatably connected to the position of one end of the transverse plate, which is far away from the second sliding block, a rotating shaft seat is rotatably connected to one ends of the third sliding block, a second guide rod is symmetrically and fixedly connected to the top end of the third sliding block, and a sliding hole is formed in one end of the second fixing plate, which is located on one side of the second guide rod;
first fixed plate and second fixed plate bottom end fixedly connected with punch holder, punch holder bottom both sides position department equal sliding connection has the gag lever post, gag lever post bottom fixedly connected with lower plate, the inside equidistance fixedly connected with spring of lower plate.
Preferably, the fastening bolt penetrates through the third sliding block, one end of the fastening bolt is in threaded connection with the rotating shaft seat, scale marks are carved on the outer end of the first fixing plate and the top end of the transverse plate, and the transverse plate is a transparent plastic pipe.
Preferably, the mounting openings are formed in two ends of the transverse plate, and the rotating shaft seat is embedded in the mounting openings.
Preferably, the inner walls of the upper clamping plate and the lower clamping plate are both stuck with silica gel pads, and the upper clamping plate and the lower clamping plate are both semicircular clamping plates.
Preferably, the diaphragm inner wall sliding connection has a piston rod, the diaphragm inner wall is located piston rod one side position department sliding connection has blunt needle and places the board, blunt needle is placed board one end and has been seted up the standing groove, standing groove one end middle part position department has seted up the round hole, piston rod one end threaded connection has blunt needle fixed ring.
Preferably, a thread groove is formed in one end of the transverse plate, and the blunt needle fixing ring is in threaded connection with the thread groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:
1. be provided with first slider, second slider, third slider, pivot seat and fastening bolt, through first slider for the diaphragm slides in first guide bar outer end, and through the second slider, make the diaphragm slide in second guide bar outer end, so that the height of adjustment diaphragm, and through pivot seat and fastening bolt, make the diaphragm can adjust the angle of diaphragm one side, so that through the angle and the height of adjusting the diaphragm, reduce the blunt needle tunnel and establish the degree of difficulty.
2. Be provided with punch holder, gag lever post, lower plate and spring, through the lower plate for punch holder and lower plate part, thereby adjust according to the size of different patient's arms, and through gag lever post and spring cooperation, when carrying out spacingly to the spring, make punch holder and lower plate shrink inwards, thereby be convenient for carry out the centre gripping to patient's arm and fix, avoid at the in-service application in-process, blunt needle because rocking of the arm the phenomenon that the skew appears.
3. Be provided with piston rod, blunt needle and place board, standing groove, round hole and the solid fixed ring of blunt needle, place the board through blunt needle, be convenient for place blunt needle to through standing groove and round hole, make the needle point of blunt needle pass the round hole, and blunt needle afterbody position department card is inside the standing groove, thereby be convenient for carry out the joint to blunt needle, in addition, through the solid fixed ring interact power of push rod and blunt needle, be convenient for fix blunt needle.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the first screw of the present invention;
FIG. 3 is a schematic structural view of the rotating shaft seat of the present invention;
fig. 4 is a schematic structural view of the lower splint of the present invention;
FIG. 5 is a schematic structural view of the blunt needle placing plate of the present invention;
reference numbers in the figures: 1. a first fixing plate; 2. a sliding groove; 3. a first guide bar; 4. a first screw; 5. a first slider; 6. a transverse plate; 7. a second slider; 8. a second screw; 9. a second fixing plate; 10. a third slider; 11. a rotating shaft seat; 12. fastening a bolt; 13. a second guide bar; 14. a slide hole; 15. an upper splint; 16. a limiting rod; 17. a lower splint; 18. a spring; 19. a piston rod; 20. a blunt needle placing plate; 21. a placement groove; 22. a circular hole; 23. the blunt needle is fixed to the ring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in figures 1-5, the utility model provides a technical solution, an auxiliary device for establishing a blunt needle tunnel for a dialysis patient, comprising a first fixing plate 1, sliding grooves 2 are respectively arranged at two ends of the inner side of the first fixing plate 1, a first guiding rod 3 is fixedly connected to the top end of the inner wall of one sliding groove 2, a first screw rod 4 is rotatably connected to the top end of the inner wall of the other sliding groove 2, first sliding blocks 5 are respectively and slidably connected to the outer ends of the first guiding rod 3 and the first screw rod 4, a transverse plate 6 is respectively and fixedly connected to one end of each of the two first sliding blocks 5, a second sliding block 7 is rotatably connected to the side position of one end of the transverse plate 6, a second screw rod 8 is rotatably connected to the top end of the second sliding block 7, a second fixing plate 9 is fixedly connected to the bottom end of the second screw rod 8, a third sliding block 10 is rotatably connected to the side position of one end of the transverse plate, the rotating shaft seat 11 is convenient to mount, mounting openings are formed in two ends of the transverse plate 6, the rotating shaft seat 11 is embedded in the mounting openings, a fastening bolt 12 is rotatably connected to a position, away from one side of the rotating shaft seat 11, of one end of the third slider 10, the fastening bolt 12 penetrates through the third slider 10, one end of the fastening bolt 12 is in threaded connection with the rotating shaft seat 11, scale marks are respectively carved on the outer end of the first fixing plate 1 and the top end of the transverse plate 6, the transverse plate 6 is made of a transparent plastic pipe and is convenient for recording data for medical personnel, the top end of the third slider 10 is symmetrically and fixedly connected with a second guide rod 13, and a sliding hole 14 is formed in a position, located on one side;
first fixed plate 1 and 9 bottom fixedly connected with punch holder 15 of second fixed plate, 15 bottom both sides position department equal sliding connection of punch holder has gag lever post 16, 16 bottom fixedly connected with lower plate 17 of gag lever post, is convenient for all paste the silica gel pad to increasing patient's comfort level, punch holder 15 and lower plate 17 inner wall, and punch holder 15 and lower plate 17 are semicircular clamp plate, the inside equidistance fixedly connected with spring 18 of lower plate 17.
6 inner walls of diaphragm sliding connection has piston rod 19, be convenient for promote blunt needle, 6 inner walls of diaphragm are located 19 one side position department sliding connection of piston rod and place board 20 with blunt needle, dull needle places board 20 one end and has seted up standing groove 21, standing groove 21 one end middle part position department has seted up round hole 22, 19 one end threaded connection of piston rod has dull needle solid fixed ring 23, be convenient for install dull needle solid fixed ring 23, the inside thread groove of having seted up of 6 one end of diaphragm, dull needle solid fixed ring 23 and thread groove threaded connection.
The utility model discloses a theory of operation and use flow: firstly, the lower splint 17 is pulled to enable the lower splint 17 to drive the spring 18 to stretch, so that the distance between the upper splint 15 and the lower splint 17 is increased, the adjustment is carried out according to the sizes of the arms of different patients, when the arms penetrate through the upper splint 15 and the lower splint 17, the lower splint 17 is loosened, the spring 18 contracts, the lower splint 17 is driven to clamp and fix the arms of the patients, meanwhile, through the silica gel pads on the inner walls of the upper splint 15 and the lower splint 17, the comfort level of the patients is increased, meanwhile, the friction force is increased conveniently, and the skin of the patients can be tightened to facilitate puncture when backward force is applied;
secondly, the first screw rod 4 and the second screw rod 8 are rotated, so that the first screw rod 4 and the second screw rod 8 drive the first sliding block 5 and the second sliding block 7 to move at the outer ends of the first guide rod 3 and the second guide rod 13, the height of the transverse plate 6 is adjusted, and meanwhile, when the fastening bolt 12 is unscrewed, the limitation of the rotating shaft seat 11 at one end of the third sliding block 10 is removed, so that the angle of one end of the transverse plate 6 is conveniently adjusted, and meanwhile, the height adjustment of the other end of the transverse plate 6 is not influenced, so that after a medical worker evaluates a blood vessel of a patient, the puncture position is adjusted and determined;
the piston rod 19 is pulled out, the blunt needle is placed into the transverse plate 6, then the piston rod 19 is pushed into the transverse plate 6, the piston rod 19 is continuously pushed, the piston rod 19 drives the blunt needle to move, when the needle point of the blunt needle completely passes through the round hole 22, the tail position of the blunt needle is clamped in the placing groove 21, the piston rod 19 is continuously pushed, the piston rod 19 pushes the blunt needle placing plate 20 and the blunt needle to move, and when the needle point of the blunt needle passes through the blunt needle fixing ring 23, the blunt needle is fixed through the mutual acting force of the piston rod 19 and the blunt needle fixing ring 23, so that the blunt needle can be conveniently punctured;
in addition, during puncture, the distance between the arm fixing part and the arteriovenous internal fistula anastomotic stoma is recorded through the scale marks, and when puncture is performed next time, the distance between the arm fixing part and the arteriovenous anastomotic stoma can be determined to be kept unchanged, and then the height and the angle are adjusted to be the same as the previous time, so that puncture with the same depth and the same angle can be guaranteed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A dialysis patient blunt needle tunnel establishment auxiliary device, includes first fixed plate (1), its characterized in that: the inner side of the first fixing plate (1) is provided with sliding grooves (2) at two ends, one sliding groove (2) is fixedly connected with a first guide rod (3) at the top end of the inner wall, the other sliding groove (2) is rotatably connected with a first screw rod (4) at the top end of the inner wall, the outer ends of the first guide rod (3) and the first screw rod (4) are respectively and slidably connected with a first sliding block (5), one ends of the two first sliding blocks (5) are respectively and fixedly connected with a transverse plate (6), one end of the transverse plate (6) is rotatably connected with a second sliding block (7) at the lateral position, the top end of the second sliding block (7) is rotatably connected with a second screw rod (8), the bottom end of the second screw rod (8) is fixedly connected with a second fixing plate (9), one end of the transverse plate (6) is rotatably connected with a third sliding block (10) at the position far away from the second sliding block (7), one ends of the third sliding block (, a fastening bolt (12) is rotatably connected to one end of the third sliding block (10) far away from one side of the rotating shaft seat (11), a second guide rod (13) is symmetrically and fixedly connected to the top end of the third sliding block (10), and a sliding hole (14) is formed in one end of the second fixing plate (9) and located at one side of the second guide rod (13);
first fixed plate (1) and second fixed plate (9) bottom fixedly connected with punch holder (15), punch holder (15) bottom both sides position department equal sliding connection has gag lever post (16), gag lever post (16) bottom fixedly connected with lower plate (17), lower plate (17) inside equidistance fixedly connected with spring (18).
2. The dialysis patient blunt needle tunneling aid of claim 1, wherein: fastening bolt (12) run through third slider (10), and fastening bolt (12) one end and pivot seat (11) threaded connection, scale mark has all been carved with on first fixed plate (1) outer end and diaphragm (6) top, and diaphragm (6) are transparent plastic tubing.
3. The dialysis patient blunt needle tunneling aid of claim 1, wherein: the mounting openings are formed in two ends of the transverse plate (6), and the rotating shaft seat (11) is embedded and mounted in the mounting openings.
4. The dialysis patient blunt needle tunneling aid of claim 1, wherein: the inner walls of the upper clamping plate (15) and the lower clamping plate (17) are both adhered with silica gel pads, and the upper clamping plate (15) and the lower clamping plate (17) are both semicircular clamping plates.
5. The dialysis patient blunt needle tunneling aid of claim 1, wherein: diaphragm (6) inner wall sliding connection has piston rod (19), diaphragm (6) inner wall is located piston rod (19) one side position department sliding connection has blunt needle to place board (20), dull needle is placed board (20) one end and has been seted up standing groove (21), standing groove (21) one end middle part position department has seted up round hole (22), piston rod (19) one end threaded connection has dull needle to fix ring (23).
6. The dialysis patient blunt needle tunneling aid of claim 5, wherein: a thread groove is formed in one end of the transverse plate (6), and the blunt needle fixing ring (23) is in threaded connection with the thread groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021412455.1U CN213191616U (en) | 2020-07-17 | 2020-07-17 | Dialysis patient blunt needle tunnel establishment auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021412455.1U CN213191616U (en) | 2020-07-17 | 2020-07-17 | Dialysis patient blunt needle tunnel establishment auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213191616U true CN213191616U (en) | 2021-05-14 |
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ID=75833844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021412455.1U Expired - Fee Related CN213191616U (en) | 2020-07-17 | 2020-07-17 | Dialysis patient blunt needle tunnel establishment auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213191616U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113350086A (en) * | 2021-06-24 | 2021-09-07 | 威海市中心医院 | Limb fixing device for cardiothoracic surgery nursing |
-
2020
- 2020-07-17 CN CN202021412455.1U patent/CN213191616U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113350086A (en) * | 2021-06-24 | 2021-09-07 | 威海市中心医院 | Limb fixing device for cardiothoracic surgery nursing |
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| 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: 20210514 |