CN215426571U - Needle-prick injury preventing device for non-damaged needle in infusion port pulling - Google Patents
Needle-prick injury preventing device for non-damaged needle in infusion port pulling Download PDFInfo
- Publication number
- CN215426571U CN215426571U CN202121610159.7U CN202121610159U CN215426571U CN 215426571 U CN215426571 U CN 215426571U CN 202121610159 U CN202121610159 U CN 202121610159U CN 215426571 U CN215426571 U CN 215426571U
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- China
- Prior art keywords
- rack
- arc
- needle
- injection seat
- transfusion port
- 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
- 238000001802 infusion Methods 0.000 title claims description 35
- 208000027418 Wounds and injury Diseases 0.000 title claims description 7
- 230000006378 damage Effects 0.000 title description 3
- 208000014674 injury Diseases 0.000 title description 3
- 208000012266 Needlestick injury Diseases 0.000 claims abstract description 8
- 239000011324 bead Substances 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 8
- 206010052428 Wound Diseases 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000004816 latex Substances 0.000 claims description 3
- 229920000126 latex Polymers 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract description 31
- 239000007924 injection Substances 0.000 abstract description 31
- 238000001125 extrusion Methods 0.000 abstract description 8
- 238000001467 acupuncture Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000000472 traumatic effect Effects 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 210000003811 finger Anatomy 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 101100537937 Caenorhabditis elegans arc-1 gene Proteins 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 210000002620 vena cava superior Anatomy 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a needle stick injury prevention device for a non-traumatic needle in a transfusion port pulling process, which comprises support rods, wherein one ends of the two support rods are fixedly connected with arc-shaped plates, the other ends of the support rods are rotatably connected through a rotating shaft, and arc-shaped convex edges are integrally formed at the inner ends of the two arc-shaped plates. This pull out transfusion port not damaged needle and prevent device that stabs, the extrusion of two branches of accessible drives the both sides of annular slab and transfusion port injection seat and supports tightly, arc bead can support tightly with the top edge of transfusion port injection seat simultaneously, and then realize inwards to transfusion port injection seat from the both sides of transfusion port injection seat and the three direction in top, press down fixedly, be convenient for pull out the needle operation, the condition that the acupuncture was hindered also can avoid taking place, but rack two and rack one-way meshing chucking when branch inwards extrudeed, and then locking when realizing one-way internal extrusion, make wholly press when fixed more laborsaving, firm, be favorable to pulling out the stability of needle operation more.
Description
Technical Field
The utility model relates to the technical field of medical instrument pulling, in particular to a needle-stick injury prevention device for a non-invasive needle in a fluid infusion port pulling process.
Background
The infusion port is a closed infusion device completely implanted into a human body and comprises a catheter part with the tip end positioned in the superior vena cava and an injection seat embedded under the skin, at present, in the operation process of pulling out a non-invasive needle of the infusion port, cleaning gloves need to be worn, after skin disinfection, the injection seat of the infusion port is fixed by a left index finger, a thumb and a middle finger (or cotton swabs are respectively placed on two sides of the non-invasive needle to press the injection seat of the infusion port), and the non-invasive needle is pulled out by a right hand.
The operation of pulling out the needle in clinical work needs to use certain strength can pull out the not damaged needle, and is firm inadequately when fixing the infusion port injection seat, and it is comparatively inconvenient to operate, leads to the nurse to take place the acupuncture wound when pulling out the needle easily. Therefore, the device for preventing the needle stick injury of the atraumatic needle for pulling out the transfusion port is provided to meet the requirements of medical clinic use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a device for preventing needle stick injuries of a non-invasive needle in a transfusion port, which aims to solve the problems that the needle stick injuries of nurses are easy to occur during needle stick injuries because certain force is required to be used for pulling out the non-invasive needle during the operation of pulling out the needle in clinical work, and the fixing of an injection seat of the transfusion port is not stable enough and inconvenient to operate.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pull out transfusion harbor not damaged needle and prevent device that stabbing wound, includes branch, two the one end rigid coupling of branch has the arc, the other end of branch rotates through the pivot to be connected, two the equal integrated into one piece in inner of arc has the arc bead, and the top of arc bead is level with the top of arc mutually. The design can be from the both sides of infusion port injection seat and the three direction in top inwards, downwards press the infusion port injection seat fixed like this, and then replace pressing fixed infusion port injection seat through finger or cotton swab, promote the fixed convenience to infusion port injection seat, and fixed effect is more stable for pull out needle convenient operation is swift, also can avoid taking place the condition that the acupuncture was hindered.
Preferably, an elastic top plate is fixedly arranged at the inner end of the supporting rod at one side, and the other end of the elastic top plate is tightly propped against the inner end of the supporting rod at the other side. The elastic top piece is a sheet structure which has certain elasticity and is obliquely arranged, and further can be automatically opened and reset when the two supporting rods are pressed inwards to remove force.
Preferably, the outer end of the supporting rod is integrally formed with a corrugated grinding grain. The design can promote the frictional force of branch outer end like this, and then promotes the effect of extrusion atress.
Preferably, the inner ends and the bottoms of the arc-shaped convex ribs and the arc-shaped plates are respectively bonded with latex pads. The design can promote the travelling comfort of skin when the arc-shaped convex edge and the arc-shaped plate extrude the injection seat of the infusion port.
Preferably, the inner end of the supporting rod is provided with a positioning mechanism;
the positioning mechanism comprises a first rack, a second rack, a deflector rod, a bracket, a torsion spring and a supporting plate;
the support and the supporting plate are fixedly arranged at the inner end of the supporting rod on one side, the support is connected with a second rack in a rotating mode, a torsion spring is installed on a pin shaft of the support and the second rack, the tooth surface of the second rack is tightly abutted to the supporting plate, the tooth surface of the second rack is meshed with the tooth surface of the first rack, and the first rack is fixedly connected to the inner end of the supporting rod on the other side. Design like this makes branch can one-way locking when inwards extrudeing, and then makes when pressing fixed infusion port injection seat laborsaving, firm more, and stirs the driving lever and drives two rotations of rack and can separate with rack one, and easy operation is convenient.
Preferably, the teeth of the first rack and the second rack are both arranged in a wedge shape. The design enables the first rack and the second rack to be meshed, clamped and fixed in a one-way mode.
Compared with the prior art, the utility model has the beneficial effects that: compared with the traditional technology, the device for preventing the needle stick injury of the non-traumatic needle for pulling the transfusion port has the advantages that:
through the matching among the annular plate, the arc-shaped convex edge, the supporting rods, the rotating shaft, the elastic top plate, the corrugated grinding lines and the silica gel pad, when the device is used, the annular plate can be driven to be tightly abutted against two sides of the injection seat of the infusion port through the extrusion of the two supporting rods, and meanwhile, the arc-shaped convex edge can be tightly abutted against the top edge of the injection seat of the infusion port, so that the injection seat of the infusion port can be pressed and fixed inwards and downwards from two sides and the upper three directions of the injection seat of the infusion port, the needle pulling operation is convenient, and the condition of needle puncture can be avoided;
meanwhile, through the matching between the positioning mechanism and the supporting rod, the second rack and the first rack can be meshed and clamped in a one-way mode when the supporting rod is extruded inwards, and locking is achieved when one-way internal extrusion is achieved, so that the whole pressing and fixing process is more labor-saving and stable, and the needle pulling operation is more stable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic plan view of the structure of FIG. 1;
FIG. 3 is a side sectional view of the annular plate and the arcuate lug of FIG. 1.
In the figure: 1. the device comprises an annular plate, 2, an arc-shaped rib, 3, a support rod, 4, a rotating shaft, 5, an elastic top plate, 6, a corrugated edge-shaped grinding line, 7, a positioning mechanism, 701, a first rack, 702, a second rack, 703, a deflector rod, 704, a support, 705, a torsion spring, 706, a supporting plate, 8 and a silica gel pad.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a device for preventing needle-prick injury of a non-traumatic needle in a transfusion port comprises supporting rods 3, wherein corrugated grinding lines 6 are integrally formed at the outer ends of the supporting rods 3, the design can improve the friction force at the outer ends of the supporting rods 3 and further improve the effect of extrusion stress, an elastic top plate 5 is fixedly arranged at the inner end of the supporting rod 3 at one side, the other end of the elastic top plate 5 is tightly propped against the inner end of the supporting rod 3 at the other side, the elastic top plate 5 is of a sheet structure which has certain elasticity and is obliquely arranged, and can be automatically opened and reset when the two supporting rods 3 are pressed inwards to release force, an arc-shaped plate 1 is fixedly connected at one end of each of the two supporting rods 3, the other end of each supporting rod 3 is rotatably connected through a rotating shaft 4, the two supporting rods 3 can rotate relatively when stressed, arc-shaped ribs 2 are integrally formed at the inner ends of the two arc-shaped plates 1, the tops of the arc-shaped ribs 2 are level with the tops of the arc-shaped plates 1, and the design can be matched with the shape of a transfusion port injection seat, be convenient for extrude fixedly to infusion port injection seat, arc bead 2 and arc 1's the inner and the bottom all bond there is the latex pad 8, the travelling comfort of skin when design can promote arc bead 2 and arc 1 extrusion infusion port injection seat like this, design can inwards to infusion port injection seat from the both sides of infusion port injection seat and three direction in top like this, it is fixed to press down, and then replace pressing fixed infusion port injection seat through finger or cotton swab, promote the fixed convenience to infusion port injection seat, and fixed effect is more stable, make and pull out needle convenient operation swift, the condition that also can avoid taking place the acupuncture wound.
The inner end of the supporting rod 3 is provided with a positioning mechanism 7, the positioning mechanism 7 comprises a first rack 701, a second rack 702, a deflector rod 703, a bracket 704, a torsion spring 705 and a supporting plate 706, the bracket 704 and the supporting plate 706 are fixedly arranged at the inner end of the supporting rod 3 on one side, the second rack 702 is rotatably connected with the bracket 704, the torsion spring 705 is arranged on a pin shaft of the bracket 704 and the second rack 702, the torsion spring 705 gives a force for meshing and clamping the second rack 702 and the first rack 701, tooth surfaces of the second rack 702 are abutted against the supporting plate 706, the second rack 702 can be kept horizontal by the supporting plate 706 so as to be convenient for meshing with the first rack 701, the tooth surfaces of the second rack 702 are meshed and connected with tooth surfaces of the first rack 701, teeth of the first rack 701 and the second rack 702 are arranged in a wedge shape, so that the first rack and the second rack can be unidirectionally meshed and clamped and fixed, the first rack 701 is fixedly connected with the inner end of the supporting rod 3 on the other side, so that the supporting rod 3 can be unidirectionally locked when being inwards extruded, further, the fixing of the infusion port injection seat is more labor-saving and stable when pressed, the poking rod 703 is poked to drive the second rack 702 to rotate, and the second rack can be separated from the first rack 701, so that the operation is simple and convenient.
The working principle of the embodiment is as follows: when the device is used, firstly, the arc-shaped plates 1 are respectively clamped on two sides of the injection seat of the infusion port, the annular convex ribs 2 are buckled on the top edge of the injection seat of the infusion port, the silica gel pad 8 is tightly abutted against the skin, and then the injection seat of the infusion port can be pressed and fixed inwards and downwards from two sides and the upper direction of the injection seat of the infusion port through the extrusion of the two supporting rods 3, so that the needle pulling operation is convenient, the needle puncture can be avoided, the second rack 702 is meshed and connected with the first rack 701 through the second rack 702, the second rack 702 and the first rack 701 can be meshed and clamped in one direction under the action of the torsion spring 705 when the supporting rods 3 are extruded inwards, the locking in one direction can be realized, the whole pressing and fixing are more labor-saving and stable, the second rack 702 and the first rack 701 can be separated through reversely stirring the stirring rod 703, and the operation is better.
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 (6)
1. The utility model provides a pull out transfusion harbor not damaged needle and prevent needle stick wound device, includes branch (3), its characterized in that: two the one end rigid coupling of branch (3) has arc (1), the other end of branch (3) rotates through pivot (4) to be connected, two the equal integrated into one piece in inner of arc (1) has arc bead (2), and the top of arc bead (2) is level with the top of arc (1) mutually.
2. The atraumatic needle puncture-resistant device for withdrawing a port of infusion according to claim 1, characterized in that: an elastic top plate (5) is fixedly arranged at the inner end of the supporting rod (3) at one side, and the other end of the elastic top plate (5) is tightly propped against the inner end of the supporting rod (3) at the other side.
3. The atraumatic needle puncture-resistant device for withdrawing a port of infusion according to claim 1, characterized in that: the outer end of the supporting rod (3) is integrally formed with corrugated grinding grains (6).
4. The atraumatic needle puncture-resistant device for withdrawing a port of infusion according to claim 1, characterized in that: and latex pads (8) are bonded at the inner ends and the bottoms of the arc-shaped convex ribs (2) and the arc-shaped plate (1).
5. The atraumatic needle puncture-resistant device for withdrawing a port of infusion according to claim 1, characterized in that: the inner end of the support rod (3) is provided with a positioning mechanism (7);
the positioning mechanism (7) comprises a first rack (701), a second rack (702), a shifting rod (703), a bracket (704), a torsion spring (705) and a supporting plate (706);
support (704) and layer board (706) are all fixed and are set up the inner in one side branch (3), support (704) rotate and are connected with rack two (702), and install torsional spring (705) on the round pin axle of support (704) and rack two (702), the tooth face and layer board (706) of rack two (702) offset tightly, the tooth face of rack two (702) is connected with the tooth face meshing of rack one (701), rack one (701) rigid coupling is in the inner of opposite side branch (3).
6. The atraumatic needle puncture-resistant device for withdrawing a port of infusion according to claim 5, wherein: the teeth of the first rack (701) and the second rack (702) are arranged in a wedge shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121610159.7U CN215426571U (en) | 2021-07-15 | 2021-07-15 | Needle-prick injury preventing device for non-damaged needle in infusion port pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121610159.7U CN215426571U (en) | 2021-07-15 | 2021-07-15 | Needle-prick injury preventing device for non-damaged needle in infusion port pulling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215426571U true CN215426571U (en) | 2022-01-07 |
Family
ID=79682332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121610159.7U Expired - Fee Related CN215426571U (en) | 2021-07-15 | 2021-07-15 | Needle-prick injury preventing device for non-damaged needle in infusion port pulling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215426571U (en) |
-
2021
- 2021-07-15 CN CN202121610159.7U patent/CN215426571U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |