CN113244500B

CN113244500B - PICC manages fixing device

Info

Publication number: CN113244500B
Application number: CN202110547348.2A
Authority: CN
Inventors: 张艳; 王佩; 任章银
Original assignee: First Affiliated Hospital of Army Medical University
Current assignee: First Affiliated Hospital of Army Medical University
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-08-16
Anticipated expiration: 2041-05-19
Also published as: CN113244500A

Abstract

The invention relates to the field of medical fixing devices and discloses a PICC (peripherally inserted central catheter) tube fixing device which comprises a cylindrical fixing arm body, wherein size adjusting assemblies are arranged at the top end and the bottom end of the fixing arm body, the fixing arm body is formed by buckling two fixing flaps, one ends of the two fixing flaps are rotatably connected, a connecting piece is arranged between the other ends of the two fixing flaps, each fixing flap comprises a plurality of vertical supporting pieces, and transverse limiting pieces are arranged between the supporting pieces. The invention solves the problem that the PICC tube is not well fixed and shifts due to excessive elbow joint movement in the prior art, so that the periphery of the placed tube is red and swollen.

Description

PICC manages fixing device

Technical Field

The invention relates to the field of medical fixing devices, in particular to a PICC (peripherally inserted central catheter) tube fixing device.

Background

The PICC (peripheral Inserted Central Catheter) is a Central venous Catheter which is placed in a peripheral vein and is suitable for medium and long-term venous treatment or nutrition, chemotherapy, high-permeability stimulation drug infusion, Central venous manometry and critical patient rescue. The PICC catheter is a safe and scientific intravenous infusion way, and particularly, when applied to tumor chemotherapy patients, the PICC catheter can reduce local bleeding and infection caused by frequent puncture, reduce the incidence rate of phlebitis, avoid serious consequences caused by exosmosis of irritant drugs, and provide convenience for multi-course chemotherapy of the tumor patients.

The PICC is placed at the upper limb usually, during the PICC indwelling period, the upper limb is prevented from bending or elbow joint over-activity, and for children or the old with poor self-control capability, the PICC is displaced due to the elbow joint over-activity, so that red swelling appears around the placed tube; furthermore, during the indwelling period of the PICC tube, it is also necessary to avoid showering, banning or bathing as much as possible to avoid infection of the indwelling site. The above-mentioned considerations all bring about inconvenience to the life of the PICC catheterized patient.

Disclosure of Invention

The invention aims to provide a PICC (peripherally inserted central catheter) tube fixing device, which aims to solve the problem that the PICC tube is not well fixed and is displaced due to excessive elbow joint movement in the prior art, so that the periphery of the tube is red and swollen.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a PICC manages fixing device, includes cylindric fixed arm body, and the top and the bottom of fixed arm body all are provided with size adjusting part, and the fixed arm body is formed by two stationary vanes locks, rotates between the one end of two stationary vanes to be connected, is provided with the connecting piece between the other end of two stationary vanes, and the stationary vane includes a plurality of vertical backing sheets, is provided with horizontal spacing piece between the backing sheet.

The principle and the advantages of the scheme are as follows: in practical application, in the technical scheme, in an initial state, the two fixed petals are in a state that one ends of the two fixed petals are mutually rotatably connected but not mutually buckled; when the fixing arm needs to be used, the two fixing petals are placed below (or on the side part) of an indwelling part of the arm of a patient, and then the two fixing petals are connected together through the connecting piece, so that the two fixing petals form a cylindrical fixing arm body and are sleeved outside the arm of the patient. The diameter of fixed arm body sets up great, is greater than patient's arm diameter, utilizes size adjusting part to adjust the top of fixed arm body and the diameter of bottom after the cover is established for the top and the bottom of fixed arm body are tight hoop respectively and are kept somewhere the top and the below at the position at the patient, can guarantee the stability of being connected between fixed arm body and the patient's arm. This moment fixed arm body plays the effect of protection, can avoid the mistake to bump the position of keeping somewhere on the one hand, and on the other hand causes certain hindrance because the fixed arm body contains a plurality of fore-and-aft backing sheets to patient's elbow joint activity degree of freedom, avoids making PICC the aversion problem appear because of the excessive crooked of elbow joint. And through setting the fixed valve into the form that backing sheet and spacing piece reciprocal anchorage, can form similar latticed structure, guarantee that patient's arm position has good gas permeability. When the diameters of the top end and the bottom end of the fixed arm body are adjusted, the end parts of the supporting sheets are close to each other, the limiting sheets arranged at the positions, far away from the end parts, of the supporting sheets have a certain limiting effect on the supporting sheets, so that the middle parts (close to the indwelling positions) of the supporting sheets can be in a supporting state instead of being tightly attached to the indwelling positions, and the compression to the indwelling positions is avoided.

Preferably, as an improvement, the size adjustment subassembly includes a plurality of connecting bands and a plurality of connector, and the connector is fixed respectively in the tip of backing sheet, and the middle part of connector is provided with the connecting hole that supplies the connecting band to pass.

Among this technical scheme, when adjusting the diameter that holds of fixed arm body top and bottom, pass the connecting hole of connector with the connecting band in proper order, then tighten up the connecting band for the tip of each backing sheet is close to each other, then with the connecting band head and the tail bind can, convenient operation.

Preferably, as an improvement, be provided with one-way tooth on the connecting band, be located the regulating spindle that the rotation is connected with through connection hole on the connector of tip, the cover is equipped with the torsional spring on the regulating spindle, the one end of torsional spring is fixed with the card that can offset with one-way tooth.

Among this technical scheme, through set up one-way tooth on the connecting band, after penetrating the connecting band in proper order in the connector, fix the one end of connecting band on the connector of one end, card on the other end connector can block and establish in one-way tooth under the elastic action of torsional spring, realizes the fixed to the connecting band position, and does not need the later stage to connect fixedly, convenient operation with the both ends of connecting band. After the fixed arm body uses, when needing to open the fixed arm body, with regulating spindle antiport, then can drive the torsional spring and rotate, and then make this drive power can overcome the elasticity of torsional spring, make the torsional spring drive the card and break away from one-way tooth, one-way tooth is no longer spacing by the card this moment, the regulation connecting band that just can be automatic, the tip that makes the backing sheet is no longer close to each other, when opening the connecting piece between two stationary lamellas, can make two stationary lamellas be the slice, be convenient for accomodate and deposit.

Preferably, as an improvement, the fixed arm body is externally detachably connected with a protective sleeve.

Among this technical scheme, can dismantle the connection lag through the outside at the fixed arm body, when the user need take a shower, can install the lag, play waterproof effect, avoid the infection of shower in-process PICC pipe location position.

Preferably, as an improvement, be provided with the fixed head that is used for being connected with the PICC pipe cap on the support piece, be provided with the external screw thread with the PICC pipe cap adaptation on the fixed head.

For patients with PICC catheterisation, the administration needs to be done periodically. When the medicine is administered, medical personnel firstly need to take off the PICC pipe cap, and then the needle tube which uses the needle point is connected with the PICC pipe joint for administration. Because the cap is small, it is very easy to lose if it is not properly stored, and it is also easy to be contaminated. Through set up the fixed head on the support piece in this scheme, can be in the same way with the pipe cap connection on the fixed head when taking off the pipe cap, avoid the pipe cap to lose or be polluted.

Preferably, as an improvement, a connecting ring is arranged on the connecting head, and a binding band is arranged in the connecting ring in a penetrating manner.

Among this technical scheme, when using the fixed arm body, can avoid connecting the tension and bring the discomfort for the patient with being greater than patient's arm diameter that the diameter of the top of fixed arm body and bottom set up. Through set up go-between and bandage on the connector, can hang the bandage and establish in patient's shoulder neck department, avoid the fixed arm body to drop, guarantee that the fixed arm body can prevent patient's elbow joint excessive activity effectively.

Preferably, as an improvement, the bandage is provided with a cotton pad.

Among this technical scheme, through set up cotton pad on the bandage, can increase the area of contact between bandage and the patient shoulder to reduce overall arrangement pressure, improve the comfort level that the patient used.

Preferably, as an improvement, one end of the adjusting shaft passes through the side wall of the connector and is fixed with the reset plectrum.

Among this technical scheme, through the tip at the regulating spindle set up the plectrum that resets, operating personnel can rotate the regulating spindle through undulant plectrum, and the labour saving and convenient operation.

Drawings

Fig. 1 is a front view of a PICC tube holder in an embodiment of the present invention.

Fig. 2 is an enlarged view at a1 in fig. 1.

Fig. 3 is an enlarged view at a2 in fig. 1.

Fig. 4 is a rear view of a PICC tube holder in accordance with an embodiment of the present invention.

Fig. 5 is a top cross-sectional view of the connection head of fig. 1.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the fixing device comprises a fixing valve 1, a support sheet 2, a limiting sheet 3, a hinge 4, a connecting buckle 5, a fixing head 6, a connecting belt 7, a connecting head 8, a one-way tooth 9, a blocking sheet 10, a connecting hole 11, an adjusting shaft 12, a reset shifting sheet 13, a torsion spring 14, a clamping sheet 15 and a connecting ring 16.

Example one

This embodiment is substantially as shown in figure 1: the utility model provides a PICC manages fixing device, includes cylindric fixed arm body, and the fixed arm body is formed by two stationary vanes 1 mutual lock (for not lock state in figure 1). The fixed valve 1 comprises four supporting pieces 2 which are vertically arranged, the four supporting pieces 2 are parallel to each other, and gaps are arranged among the supporting pieces 2; four transversely-arranged limiting pieces 3 are bonded between the four supporting pieces 2, the four limiting pieces 3 are parallel to each other, gaps are also arranged between the limiting pieces 3, and the four limiting pieces 3 are arranged at the positions, close to the middle, of the supporting pieces 2. The one end of two fixed lamella 1 is rotated through hinge 4 and is connected between, is provided with the connecting piece between the other end of two fixed lamella 1, and the connecting piece in this embodiment is connecting buckle 5 commonly used among the prior art. Combine shown in fig. 4, it has the fixed head 6 that is used for being connected with the PICC pipe cap to bond on the backing sheet 2, is provided with the external screw thread with the PICC pipe cap adaptation on the fixed head 6.

The top and the bottom of fixed arm body all are provided with size adjusting part, and size adjusting part is used for adjusting the diameter of fixed arm body top and bottom. Referring to fig. 2 and 3, the size adjusting assembly includes a connecting band 7 and a connector 8, the connecting band 7 is a strip-shaped band body, a plurality of unidirectional teeth 9 are arranged on the connecting band 7, and a blocking piece 10 is fixed at one end of the connecting band 7. The connectors 8 are provided in a plurality, and the connectors 8 are respectively bonded to the end portions of the support pieces 2. The middle part of the connector 8 is provided with a connecting hole 11 which transversely penetrates through and is used for accommodating the connecting belt 7, and the height of the connecting hole 11 is smaller than that of the baffle piece 10. Referring to fig. 2 and 5, an adjusting shaft 12 penetrating through a connecting hole 11 is rotatably connected to the connector 8, one end of the adjusting shaft 12 is rotatably connected to a side wall of the connector 8, and the other end of the adjusting shaft 12 penetrates through the side wall of the connector 8 and is bonded with a reset dial 13. The connecting shaft is sleeved with a torsion spring 14 fixedly connected with the connecting shaft, one end of the torsion spring 14 is clamped on the bottom wall of the connecting hole 11, and the other end of the torsion spring 14 is bonded with a clamping piece 15 which can be abutted against the one-way tooth 9.

The connector 8 is fixedly provided with a connecting ring 16 through a bolt, a bandage is arranged in the connecting ring 16 in a penetrating mode, and a cotton pad is arranged on the bandage.

The specific implementation process is as follows: in an initial state, the connecting band 7 penetrates through the connecting hole 11, the end part of the support sheet 2 is in an unfocused state, the fixed petals 1 are flaky at the moment, and one ends of the two fixed petals 1 are rotatably connected together. Put tub patient self-control ability poor when needing to use this device at PICC, pass through connecting buckle 5 with the other end (the nonrotation link) of two stationary lamellas 1 together fixed for cylindric fixed arm body is established to two 1 locks of stationary lamellas, and fixed arm body cover is established outside patient's arm, and the diameter of fixed arm body is greater than patient's arm diameter, has certain clearance between fixed arm body and the patient arm promptly, can avoid fixed arm body oppression patient to keep somewhere the position.

And then the diameters of the top end and the bottom end of the fixed arm body are adjusted by utilizing the size adjusting component, so that the top end and the bottom end of the fixed arm body are tightly connected with the arm of a patient. Because the height of the connecting hole 11 is smaller than that of the blocking piece 10, one end of the connecting belt 7 is limited by the connecting head 8 at one end, and the reset poking piece 13 is pulled downwards at the moment, so that the adjusting shaft 12 drives the clamping piece 15 to turn downwards, the clamping piece 15 is not clamped in the one-way tooth 9, and the connecting belt 7 can move freely. Then the other end of pulling connecting band 7, make a plurality of connectors 8 gather together each other, when the inseparable laminating of connector 8 is on patient's arm, stop pulling connecting band 7, and relax and reset plectrum 13, under torsional spring 14's elastic action, make card 15 upwards overturn and the card establish in one-way tooth 9, inject the position of connecting band 7, so realized the adjustment of fixed arm body top diameter promptly, make the top of fixed arm body lock hoop keep somewhere on the arm of position top at the patient. The diameter of the bottom of the fixed arm body is adjusted by repeating the above operations, so that the bottom end of the fixed arm body is tightly hooped on the arm below the indwelling position of the patient.

In this scheme, set up into the form of backing sheet 2 and spacing piece 3 reciprocal anchorage with fixed lamella 1, can form similar latticed structure, guarantee that patient's arm position has good gas permeability. When the diameters of the top end and the bottom end of the fixing arm body are adjusted, the end parts of the supporting sheets 2 are close to each other, and the limiting sheets 3 arranged at the positions, far away from the end parts, of the supporting sheets 2 have a certain limiting effect on the supporting sheets 2, so that the middle parts (close to the indwelling positions) of the supporting sheets 2 are in a supporting state instead of being tightly attached to the indwelling positions, and the oppression on the indwelling positions is avoided.

Wear to establish the bandage in go-between 16 and tie up firmly fixedly, walk around patient's shoulder neck position with the other end of bandage to tie up firmly fixedly, can assist the position of fixed arm body, avoid the fixed arm body to drop.

For patients with PICC catheterisation, the administration needs to be done periodically. When the medicine is administered, medical personnel firstly need to take off the PICC pipe cap, and then the needle tube which uses the needle point is connected with the PICC pipe joint for administration. After the pipe cap is taken down, medical personnel can connect the pipe cap to the fixing head 6 in a handy way, and the pipe cap is prevented from being lost or polluted.

This technical scheme can avoid PICC to put the pipe patient and make the fixed not good and aversion of PICC pipe because of the excessive activity of elbow joint through the use of fixed arm body, leads to putting the problem that red swelling appears around managing. In addition, through the optimization to fixed arm body structure, can conveniently adjust fixed diameter, but also can guarantee that the middle part (being close to and keeping somewhere the position department) of backing sheet 2 is the state of propping up, and the position is kept somewhere to not hugging closely, avoids causing the oppression to keeping somewhere the position.

Example two

The difference between the present embodiment and the first embodiment is: the fixed arm body in this embodiment can be dismantled outward and be connected with the lag, and the lag is the similar rugby shape's elasticity transparent construction that both ends tighten up, middle part uplift, and the edge length direction bonds on the lag has the zip fastener, can conveniently wear.

In this embodiment, PICC puts the daily shower of tub patient is indispensable, before the shower, overlaps the lag cover in the outside of fixed arm body to it can to pull the zip fastener, convenient operation can avoid the patient to keep somewhere the position in shower process moreover and receive the infection.

The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a PICC manages fixing device which characterized in that: the fixing arm comprises a cylindrical fixing arm body, wherein size adjusting assemblies are arranged at the top end and the bottom end of the fixing arm body, the fixing arm body is formed by buckling two fixing petals, one ends of the two fixing petals are rotatably connected, a connecting piece is arranged between the other ends of the two fixing petals, the fixing petals comprise a plurality of vertical supporting pieces, and transverse limiting pieces are arranged between the supporting pieces; the size adjusting assembly comprises a plurality of connecting belts and a plurality of connectors, the connectors are respectively fixed at the end parts of the supporting sheets, and connecting holes for the connecting belts to pass through are formed in the middles of the connectors; the connecting belt is provided with one-way teeth, the connecting head at the end part is rotatably connected with an adjusting shaft penetrating through the connecting hole, the adjusting shaft is sleeved with a torsional spring, and one end of the torsional spring is fixedly provided with a clamping piece which can be abutted against the one-way teeth; one end of the adjusting shaft penetrates through the side wall of the connector and is fixed with a reset plectrum; the height of the connecting hole is smaller than that of the blocking piece, so that one end of the connecting belt is limited by the connecting head at one end, the reset shifting piece is pulled downwards at the moment, the adjusting shaft drives the clamping piece to overturn downwards, the clamping piece is not clamped in the one-way tooth, and the connecting belt can move freely; then the other end of pulling connecting band for a plurality of connectors gather together each other, when the inseparable laminating of connector is on patient's arm, stop the pulling connecting band, and relax the plectrum that resets, under the spring action of torsional spring, make the card upwards overturn and the card is established in one-way tooth, prescribe a limit to the position of connecting band, so realized the adjustment of fixed arm body top diameter promptly, make the top of fixed arm body lock hoop on the arm of position top is kept somewhere to the patient.

2. The PICC tube holder of claim 1, wherein: the fixed arm body is detachably connected with a protective sleeve.

3. The PICC tube securement device of claim 2, wherein: be provided with the fixed head that is used for being connected with the PICC pipe cap on the support piece, be provided with the external screw thread with the PICC pipe cap adaptation on the fixed head.

4. The PICC tube holder of claim 3, wherein: the connecting head is provided with a connecting ring, and a binding band is arranged in the connecting ring in a penetrating way.

5. The PICC tube securement device of claim 4, wherein: the bandage is provided with a cotton pad.