CN213284908U - Fixing device for transfusion port needle - Google Patents
Fixing device for transfusion port needle Download PDFInfo
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- CN213284908U CN213284908U CN202021773792.3U CN202021773792U CN213284908U CN 213284908 U CN213284908 U CN 213284908U CN 202021773792 U CN202021773792 U CN 202021773792U CN 213284908 U CN213284908 U CN 213284908U
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- port needle
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Abstract
The utility model belongs to the technical field of medical appliances, and particularly discloses a fixing device for a transfusion port needle, which comprises a port needle fixing mechanism and a catheter fixing mechanism; the catheter fixing mechanism comprises a flexible fixing belt matched with a catheter of the port needle arranged at the tail end of the transfusion port needle, the flexible fixing belt comprises a flexible wrapping belt on one side, and a flexible winding belt is arranged on the opposite side; the flexible wrapping belt is provided with a wrapping hole matched with the flexible wrapping belt, one side of the wrapping hole, which is close to the flexible wrapping belt, is provided with a wrapping connecting belt matched with the catheter of the port needle, and the wrapping connecting belt is connected with the flexible wrapping belt; one end of the flexible wrapping belt, which is far away from the wrapping connecting belt, is provided with a wrapping adhesive layer; and a winding adhesive layer is arranged at one end of the flexible winding belt far away from the wrapping connecting belt.
Description
Technical Field
The utility model belongs to the technical field of medical utensil, concretely relates to fixing device for infusion port needle.
Background
A port, also known as an implanted venous port, is a fully implanted vascular access system that provides a long-term venous blood access to a patient; the transfusion port mainly comprises an injection seat, an injection seat catheter and a transfusion port needle, wherein the port needle catheter is arranged at the tail end of the transfusion port needle, the injection seat and the injection seat catheter are both embedded under the skin of a human body, and the tip part of the injection seat catheter is positioned in a superior vena cava; the infusion port has long service life and simple maintenance, and is implanted subcutaneously, so that the risk of infection of a patient is reduced, the times of puncturing the blood vessel can be reduced through infusion of the infusion port, the blood vessel is protected, and the chance of drug extravasation is reduced. When a patient needs to take medicine, the patient uses the transfusion port needle to pierce the skin and enters the transfusion port for medicine application, and the transfusion port needle and the transfusion port are movably connected, so that in order to prevent the situations of displacement, rotation or falling off and the like of the transfusion port needle during medicine application, a nurse generally adopts a mode of directly fixing the transfusion port needle and the port needle catheter at the tail end of the transfusion port needle by using an adhesive tape to fix the transfusion port needle and the port needle catheter on the skin of the patient.
SUMMERY OF THE UTILITY MODEL
In order to solve a series of problems caused when the transfusion port needle is used, the fixing device for the transfusion port needle is provided, which can stably fix the transfusion port needle and can prevent the port needle catheter from pulling the transfusion port needle.
Based on the above-mentioned purpose, the utility model discloses a following technical scheme realizes:
a fixing device for a transfusion port needle comprises a port needle fixing mechanism and a catheter fixing mechanism; the catheter fixing mechanism comprises a flexible fixing belt matched with a catheter of the port needle arranged at the tail end of the transfusion port needle, the flexible fixing belt comprises a flexible wrapping belt on one side, and a flexible winding belt is arranged on the opposite side; the flexible wrapping belt is provided with a wrapping hole matched with the flexible wrapping belt, one side of the wrapping hole, which is close to the flexible wrapping belt, is provided with a wrapping connecting belt matched with the catheter of the port needle, and the wrapping connecting belt is connected with the flexible wrapping belt; one end of the flexible wrapping belt, which is far away from the wrapping connecting belt, is provided with a wrapping adhesive layer; and a winding adhesive layer is arranged at one end of the flexible winding belt far away from the wrapping connecting belt.
Preferably, the port needle fixing mechanism comprises a supporting pad matched with the transfusion port needle, a supporting hole is arranged on the supporting pad, and a port needle fixing sleeve is arranged in the supporting hole; the supporting pad comprises a pair of splicing pads which are connected with each other, a supporting bulge is arranged below any splicing pad, and a supporting cavity is formed between the supporting bulge and the splicing pads.
Preferably, the port needle fixing sleeve is provided with a groove matched with the infusion port needle, the groove is provided with a groove fixing belt, and the groove fixing belt is paved with an adhesive layer.
Preferably, the port needle fixing sleeve comprises a pair of semicircular flexible parts connected with the supporting holes, and a semicircular hole matched with the infusion port needle is formed in the center of any semicircular flexible part.
Preferably, the support cavity is coated with a soft filler.
Preferably, a rubber layer is laid on the bottom surface of the supporting protrusion.
Preferably, the width of the flexible wrapping strip is less than the width of the flexible wrapping strip.
Preferably, the length of the flexible tape is more than 2.5 times the diameter of the catheter of the port.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) the utility model adopts the split type port needle fixing mechanism and the catheter fixing mechanism to respectively fix the transfusion port needle and the port needle catheter, not only can stably fix the transfusion port needle, but also can prevent the port needle catheter from pulling the transfusion port needle along with the twisting of the skin; the catheter fixing mechanism realizes the fixation of the catheter through a flexible fixing belt, wherein a coating hole in the flexible coating belt is matched with the flexible winding belt to play a role in winding and coating the catheter of the port needle, so that the coating and fixing effect of the port needle is realized, and the coating connecting belt is matched with the flexible winding belt to realize the purpose of winding and coating the catheter of the port needle for one circle, so that the catheter of the port needle is conveniently fixed; the design of cladding viscose layer and winding viscose layer makes things convenient for and fixes work to flexible cladding area and flexible winding area respectively through the viscose layer.
(2) The supporting pad is composed of a pair of splicing pads, so that the transfusion port needle is conveniently fixed in the using process; the soft filler is conveniently filled in the supporting cavity formed by the supporting bulges and the splicing pad, the contact between the supporting bulges and the skin of a patient is reduced, and the soft filler is contacted with the skin of the patient, so that the practicability of the device is improved, the device is convenient to use in the actual operation process, and the comfort level of the patient is improved; the design of the port needle fixing sleeve in the supporting hole is convenient for fixing the transfusion port needle, so that the transfusion port needle is prevented from rotating or moving; the design of the groove can effectively fit the joint of the transfusion port needle and the port needle catheter and is matched with the groove fixing belt, so that the transfusion port needle can be conveniently and effectively fixed; the sticking layer on the groove fixing band facilitates the tightening of the groove fixing band, and the effective fixing of the transfusion port needle is realized; the port needle fixing sleeve is realized through a pair of semicircular flexible pieces, so that the port needle can be conveniently fixed in the using process of the port needle; due to the design of the semicircular holes, the transfusion port needle can conveniently penetrate through the semicircular holes, and the transfusion port needle can be conveniently clamped.
(3) The rubber layer is laid on the bottom surface of the supporting bulge, so that the discomfort of the appliance contacting the skin of a patient is reduced; the width of the flexible winding belt is smaller than that of the flexible cladding belt, so that the flexible winding belt can conveniently fix the harbor needle catheter; the length of the flexible winding belt is more than 2.5 times of the diameter of the catheter, and when the length of the flexible winding belt is less than 2.5 times of the diameter of the catheter, the flexible winding belt cannot effectively fix the catheter of the port, so that the transfusion catheter is prevented from being separated from the catheter fixing mechanism in the using process.
To sum up, the utility model discloses an adopt split type port needle fixed establishment and pipe fixed establishment, realize respectively the fixed of infusion port needle and port needle pipe, not only can stabilize the fixed work to infusion port needle, and can prevent that port needle pipe from taking place along with the condition that the infusion port needle appears dragging along with skin wrench movement, effectively avoided infusion port needle to remove the production that produces the motion condition along with patient's health easily in the use, can effectively alleviate the misery that the patient produced when using infusion port needle infusion, and can effectively prolong the life of infusion port, reduce the destruction to infusion port in infusion port.
Drawings
Fig. 1 is a schematic view of the usage state of the present invention in embodiment 1;
fig. 2 is a plan view of the present invention in use in embodiment 1;
FIG. 3 is a schematic view showing the structure of the harbor needle fixing mechanism in example 1;
FIG. 4 is a schematic structural view of a catheter fixing mechanism in example 1;
FIG. 5 is a schematic view of the back structure of the splice pad of example 1;
fig. 6 is a schematic structural view of a semicircular flexible member in embodiment 1.
In the figure, 1, a port needle fixing mechanism, 2, an infusion port needle, 3, a catheter fixing mechanism, 4, a port needle catheter, 5, a supporting pad, 6, a port needle fixing sleeve, 7, a groove, 8, a groove fixing band, 9, a medical adhesive tape, 10, a splicing pad, 301, a winding adhesive layer, 302, a cladding hole, 303, a cladding adhesive layer, 304, a flexible cladding tape, 305, a cladding connecting band, 306, a flexible winding tape, 1001, a supporting protrusion, 1002, a soft filler, 1003, a splicing protrusion, 1004, a connecting groove, 1005, a splicing groove, 601, a connecting protrusion, 602, a semicircular hole, 603 and a semicircular flexible piece.
Detailed Description
The present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the invention.
Example 1:
a fixing device for a transfusion port needle is structurally shown in figures 1-6 and comprises a port needle fixing mechanism 1 and a catheter fixing mechanism 3; the catheter fixing mechanism 3 comprises a flexible fixing belt matched with the catheter 4 of the port needle arranged at the tail end of the transfusion port needle 2, the flexible fixing belt comprises a flexible wrapping belt 304 at one side, and a flexible winding belt 306 is arranged at the opposite side; the flexible wrapping belt 304 is provided with a wrapping hole 302 matched with the flexible wrapping belt 306, one side of the wrapping hole 302 close to the flexible wrapping belt 306 is provided with a wrapping connecting belt 305 matched with the catheter harbor needle 4, and the wrapping connecting belt 305 is connected with the flexible wrapping belt 306; one end of the flexible wrapping tape 304, which is far away from the wrapping connecting tape 305, is provided with a wrapping adhesive layer 303; one end of the flexible winding tape 306 away from the wrapping connection tape 305 is provided with a winding adhesive layer 301. The port needle fixing mechanism 1 comprises a supporting pad 5 matched with the transfusion port needle 2, a supporting hole is arranged on the supporting pad 5, and a port needle fixing sleeve 6 is arranged in the supporting hole; the supporting pad 5 comprises a pair of mutually connected splicing pads 10, a supporting protrusion 1001 is arranged below any splicing pad 10, and a supporting cavity is formed between the supporting protrusion 1001 and the splicing pads 10. The port needle fixing sleeve 6 is provided with a groove 7 matched with the transfusion port needle 2, the groove 7 is provided with a groove fixing belt 8, and the groove fixing belt 8 is laid with an adhesive layer.
The port needle fixing sleeve 6 comprises a pair of semicircular flexible parts 603 connected with the supporting holes, and the center of any semicircular flexible part 603 is provided with a semicircular hole 602 matched with the transfusion port needle 2. The support cavity is coated with soft filler 1002. A rubber layer is applied to the bottom surface of the support protrusion 1001. The width of the flexible wrap strip 306 is less than the width of the flexible wrap strip 304. The length of the flexible tape 306 is more than 2.5 times the diameter of the catheter harbour 4.
Before use, firstly, preparation work is carried out, a pair of semicircular flexible pieces 603 of the port needle fixing sleeve 6 are respectively fixed on the inner side of the splicing pad 10, the semicircular flexible pieces 603 are taken up, the connecting protrusions 601 are inserted corresponding to the connecting grooves 1004, and the semicircular flexible pieces 603 are fixed on one side of the splicing pad 10, and it is noted that partial grooves 7 of the top surface of the semicircular flexible pieces 603 are grooves 7 on the port needle fixing sleeve 6, and when the semicircular flexible pieces 603 are fixed, the top surface needs to be on the same plane with the supporting pad 5 and cannot be on the same plane 1001 with the surface where the supporting protrusions are located; the other semicircular flexible member 603 is fixed as described above; the support cavity is then filled with a soft filler 1002, such as gauze or flexible cotton.
When in use, a nurse finds a transfusion port on the body surface of a patient, after disinfection, the transfusion port needle 2 penetrates through the skin of the patient and is inserted into the transfusion port, after successful transfusion, the nurse picks up one splicing pad 10 with the semicircular flexible piece 603, places the splicing pad 10 on the position of the transfusion port needle 2, wherein the semicircular hole 602 is in contact with the transfusion port needle 2 exposed out of the skin, picks up the other splicing pad 10 with the semicircular flexible piece 603, makes the splicing bulge 1003 and the splicing groove 1005 of the splicing pad 10 correspondingly placed with the splicing groove 1005 and the splicing bulge 1003 of the splicing pad 10 respectively, moves the splicing pad 10 to connect the two splicing pads 10, observes the position of the semicircular hole 602 of the splicing pad 10 at the moment and makes the semicircular hole 602 correspond to the transfusion port needle 2 exposed out of the skin, then continuously presses the splicing pad 10 to fixedly connect the splicing pad 10 with the placed splicing pad 10, the pair of splicing pads 10 form a supporting pad 5 to support the skin-exposed infusion port needle 2, the semicircular flexible pieces 603 on the inner sides of the pair of splicing pads 10 form a port needle fixing sleeve 6 to support the skin-exposed infusion port needle 2, then the supporting pad 5 is fixed on the skin of a patient by using a medical adhesive tape 9, after the splicing pads 10 are spliced, the skin-exposed infusion port needle 2 corresponds to a groove 7 on the supporting pad 5, the infusion port needle 2 is fixed by using a groove fixing band 8 to prevent the infusion port needle 2 from rotating or moving, a supporting bulge 1001 is in contact with the skin of the patient, and a large amount of soft filler 1002 can be filled in the supporting cavity to prevent the supporting bulge 1001 from being in contact with the skin of the patient, so that the comfort level of the patient is increased; at this time, the fixing of the port needle fixing mechanism 1 is completed; starting to fix the catheter harbor needle 4, picking up the catheter fixing mechanism 3, placing the catheter harbor needle 4 in a proper position, tearing off the anti-sticking layer on the coated adhesive layer 303, adhering the coated adhesive layer 303 in a proper position, at the moment, the coated connecting band 305 is positioned right below the catheter harbor needle 4, picking up the flexible wound tape 306, enabling the flexible wound tape 306 to enter the coating hole 302 through the upper part of the catheter harbor needle 4, at the moment, winding the flexible wound tape 306 around the catheter harbor needle 4 for a circle, tearing off the anti-sticking layer on the wound adhesive layer 301, adhering the wound adhesive layer 301 in a proper position, and completing the fixation of the catheter fixing mechanism 3; since the catheter 4 is not entirely adhered, the catheter 4 is in a relatively static state when pulled by the flexible wrapping tape 306 and the flexible covering tape 304, and the catheter 4 has a small movement space, but the movement space does not have any influence on the transfusion catheter 2, and a certain movement margin can be given to the catheter 4 due to the movement space, thereby reducing the influence of body or skin movement on the catheter 4.
Example 2:
a fixing device for a transfusion port needle is different from the fixing device of the embodiment 1 in that: an inflation ball fixedly connected with the splicing pad 10 is arranged in the supporting cavity and is connected with an inflation tube arranged on the supporting pad 5, and the inflation tube is connected with an inflation bag.
Example 3:
a fixing device for a transfusion port needle is different from the fixing device of the embodiment 1 in that: the port needle fixing sleeve 6 is provided with an inflatable cushion which is detachably connected with the port needle fixing sleeve 6, the inflatable cushion is of a fan-ring structure, and the inflatable cushion is provided with a pair of elastic ropes which are matched with the tail end of the infusion port needle 2.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, but rather as the following description is intended to cover all modifications, equivalents and improvements falling within the spirit and scope of the present invention.
Claims (8)
1. A fixing device for a transfusion port needle is characterized by comprising a port needle fixing mechanism and a catheter fixing mechanism; the catheter fixing mechanism comprises a flexible fixing belt matched with a catheter of the port needle arranged at the tail end of the infusion port needle, the flexible fixing belt comprises a flexible wrapping belt on one side, and a flexible winding belt is arranged on the opposite side; the flexible wrapping belt is provided with a wrapping hole matched with the flexible winding belt, one side of the wrapping hole, which is close to the flexible winding belt, is provided with a wrapping connecting belt matched with the catheter of the port needle, and the wrapping connecting belt is connected with the flexible winding belt; one end of the flexible wrapping belt, which is far away from the wrapping connecting belt, is provided with a wrapping adhesive layer; and a winding adhesive layer is arranged at one end of the flexible winding belt far away from the wrapping connecting belt.
2. The device of claim 1, wherein the needle fixing mechanism comprises a support pad that is engaged with the needle of the infusion port, the support pad having a support hole with a needle fixing sleeve therein; the supporting pad comprises a pair of splicing pads which are connected with each other, supporting protrusions are arranged below any splicing pad, and a supporting cavity is formed between each supporting protrusion and the corresponding splicing pad.
3. The device as claimed in claim 2, wherein the needle fixing sheath has a groove for engaging with the needle, and a fixing band having a groove for fixing the needle, and an adhesive layer is applied on the fixing band.
4. The transfusion port needle fixing device as claimed in claim 2, wherein the port needle fixing sleeve comprises a pair of semicircular flexible members connected to the support holes, and a semicircular hole for fitting the transfusion port needle is formed in the center of any one of the semicircular flexible members.
5. The port needle securement device of claim 2, wherein the support lumen is lined with a soft filler.
6. The retainer for a transfusion port needle as claimed in claim 2, wherein a rubber layer is applied to the bottom surface of the supporting protrusion.
7. The port needle securement device of claim 2, wherein the width of the flexible wrap strip is less than the width of the flexible cover strip.
8. The fastening device for an infusion port needle according to claim 2, wherein the length of the flexible wound tape is more than 2.5 times the diameter of the catheter of the port needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021773792.3U CN213284908U (en) | 2020-08-24 | 2020-08-24 | Fixing device for transfusion port needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021773792.3U CN213284908U (en) | 2020-08-24 | 2020-08-24 | Fixing device for transfusion port needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213284908U true CN213284908U (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021773792.3U Active CN213284908U (en) | 2020-08-24 | 2020-08-24 | Fixing device for transfusion port needle |
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|---|---|
| CN (1) | CN213284908U (en) |
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2020
- 2020-08-24 CN CN202021773792.3U patent/CN213284908U/en active Active
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