CN217886012U

CN217886012U - Multifunctional PICC catheter length assessment and arm circumference measuring scale

Info

Publication number: CN217886012U
Application number: CN202221701057.0U
Authority: CN
Inventors: 刘晓艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-25
Anticipated expiration: 2032-07-04

Abstract

The utility model belongs to the technical field of medical appliances, especially, put pipe conduit length aassessment and arm circumference dipperstick for multi-functional PICC, which comprises an outer shell, the inside middle rotation of shell is connected with the main shaft, the outer wall of main shaft is fixed with clockwork spring, clockwork spring keeps away from the one end of main shaft and is fixed with first tape, the one end that clockwork spring was kept away from to first tape is fixed with the plug, the upper end outer wall of main shaft is fixed with the ratchet, the inside one end rotation of shell is connected with the pawl, be connected with the second spring between the inside lateral wall of pawl and shell, the one end fixedly connected with driving lever of pawl, solved and carried out PICC before putting the pipe, need estimate measuring pipe length (from the armpit to offside chest lock joint length), adopt the tape measure usually, but the tape function singleness, can't satisfy other functions, finger measuring arm circumference setpoint is accurate inadequately, and there is measuring error, when easily causing evaluation arm circumference in the future, the problem of effect that can't reach front and back comparison.

Description

Multifunctional PICC (peripherally inserted central catheter) catheter length assessment and arm circumference measuring scale

Technical Field

The utility model belongs to the technical field of medical appliances, concretely relates to multi-functional PICC puts pipe length aassessment and arm and encloses the dipperstick.

Background

PICC catheterization is also called central venous catheter via peripheral vein, is common in clinical chemotherapy patients at present, and is a safe and effective catheterization technology. The operation method mainly comprises venipuncture of an elbow, preferably a basilic vein, and the PICC catheter is placed into the superior vena cava or the subclavian vein through a sheath of a cannula, so that the infusion of chemotherapeutic drugs is facilitated, peripheral veins are protected, and the stimulation of the chemotherapeutic drugs to blood vessels is reduced.

Before PICC (peripherally inserted central catheter) is carried out, the length of a measuring catheter (from an elbow socket to the length of the contralateral sternoclavicular joint) needs to be estimated, tape measure is usually adopted, but a tape measure is single in function and cannot meet other functions; meanwhile, the length of the arm circumference of 10cm on the elbow nest needs to be measured before the PICC is placed, the existing method is that fingers locate the end point of 10cm length, the length of the arm circumference passing the point is measured on the basis of the point, after the fingers locate, the fingers need to leave the locating point because the two hands are needed to be matched to complete the measurement of the arm circumference after the arm circumference is measured, the locating point is not accurate enough when the arm circumference is actually measured, measuring errors exist, the measuring method of each clinician is different, and the effect of front-back comparison cannot be achieved when the arm circumference is evaluated in the future; in view of the problems that are exposed during the use of the current medical devices, there is a need for structural improvements and optimizations of the medical devices.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a multifunctional PICC catheter length assessment and arm circumference measuring scale, which is convenient for the drawing, fixing and automatic winding of a first tape measure; the plug is fixed in the slot, so that the situation that the plug is separated from the inside of the slot and falls off to influence the measurement is avoided.

In order to achieve the above object, the utility model provides a following technical scheme: multifunctional PICC puts pipe length aassessment and arm and encloses dipperstick, which comprises an outer shell, the rotation is connected with the main shaft in the middle of the inside of shell, the outer wall fixed with clockwork spring of main shaft, the one end that clockwork spring kept away from the main shaft is fixed with first tape, and first tape winding parcel is at clockwork spring's outer wall, the one end that clockwork spring was kept away from to first tape is fixed with the plug, the upper end outer wall of main shaft is fixed with the ratchet, the inside one end of shell is rotated and is connected with the pawl, be connected with the second spring between the inside lateral wall of pawl and shell, the one end fixedly connected with driving lever of pawl.

As the utility model discloses a multi-functional PICC puts the preferred technical scheme of pipe length aassessment and arm circumference dipperstick, the inside one end below one end of shell is fixed with the sloping, the bottom of sloping is fixed with the slot, the slot has been seted up to the one corner of the inside one end of shell, and slot are linked together, the inside sliding connection of slot has splint, be connected with first spring between splint and the sloping.

As the utility model discloses a multi-functional PICC puts the preferred technical scheme of pipe conduit length aassessment and arm circumference dipperstick, the spout has been seted up to the one end of shell, and the driving lever extends to the outside of shell from the spout.

As the utility model discloses a multi-functional PICC puts the preferred technical scheme of pipe length aassessment and arm circumference dipperstick, the inside below of shell is rotated and is connected with the countershaft, the outer wall of countershaft is fixed with second leather chi, and second leather chi winding parcel is at the outer wall of countershaft, the outer end of countershaft is fixed with the knob, the one end that the countershaft was kept away from to second leather chi is fixed with the shelves strip.

As the utility model discloses a multi-functional PICC puts the evaluation of pipe conduit length and the preferred technical scheme of arm circumference dipperstick, be printed on the scale that the fixed dimension is eleven centimetres on the second tape measure.

As the utility model discloses a multi-functional PICC puts the preferred technical scheme of pipe guide length aassessment and arm circumference dipperstick, the front surface of first tape measure is printed with from the scale strip of five centimetres beginning, and the back is printed with from the scale strip of zero beginning.

Compared with the prior art, the beneficial effects of the utility model are that: the first tape is drawn out from the inside of the shell through the drawing plug for measurement and use, and meanwhile, the pawl is pushed to be inserted into the tooth groove of the ratchet wheel through the rebounding pressure of the second spring, so that the ratchet wheel can only rotate in one direction, and the phenomenon that the first tape is automatically wound when drawn and used is avoided; inside pulling the driving lever and driving the pawl and break away from the tooth's socket of ratchet, the pressure of rebounding through clockwork spring drove first tape rolling to the shell inside, the fixed use of pull and the automatic rolling of the first tape of being convenient for.

After first tape measure takes out, the winding arm encloses, then inside inserting the plug of one end the slot, the pressure that kick-backs through first spring promotes splint extrusion plug, and then fixes the plug inside the slot, has avoided the plug to break away from the slot is inside to drop, influences the measurement.

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 perspective view of the present invention;

FIG. 2 is a schematic view of the internal ratchet mechanism of the present invention;

FIG. 3 is a schematic structural view of the internal flexible rule of the present invention;

fig. 4 is a schematic view of the internal structure of the housing of the present invention;

in the figure: 1. a housing; 2. a main shaft; 3. a clockwork spring; 4. a first tape measure; 5. a plug; 6. a sloping frame; 7. a trench; 8. a slot; 9. a splint; 10. a first spring; 11. a pawl; 12. a second spring; 13. a deflector rod; 14. a chute; 15. a ratchet wheel; 16. a counter shaft; 17. a second tape measure; 18. a knob; 19. a stop bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: multifunctional PICC puts a tub pipe length aassessment and arm and encloses dipperstick, which comprises a housing 1, the rotation is connected with main shaft 2 in the middle of the inside of shell 1, the outer wall of main shaft 2 is fixed with clockwork spring 3, the one end that clockwork spring 3 kept away from main shaft 2 is fixed with first tape 4, and first tape 4 winding parcel is at clockwork spring 3's outer wall, the one end that clockwork spring 3 was kept away from to first tape 4 is fixed with plug 5, the upper end outer wall of main shaft 2 is fixed with ratchet 15, the inside one end rotation of shell 1 is connected with pawl 11, be connected with second spring 12 between pawl 11 and the inside lateral wall of shell 1, the one end fixedly connected with driving lever 13 of pawl 11, in this embodiment, through pull plug 5 with first tape 4 from the inside of shell 1 take out and measure the use, the pressure that kick-backs through second spring 12 promotes pawl 11 and inserts in ratchet 15's tooth's socket simultaneously, make ratchet 15 can only rotate by a direction, automatic rolling when avoiding pulling first tape 4, influence the use.

It is specific, inside one end below one end of shell 1 is fixed with the sloping 6, the bottom of sloping 6 is fixed with slot 7, slot 8 has been seted up to the one corner of the inside one end of shell 1, and slot 8 is linked together with slot 7, the inside sliding connection of slot 7 has splint 9, be connected with first spring 10 between splint 9 and the sloping 6, in this embodiment after first tape 4 takes out the winding arm encloses, then insert inside slot 8 with the plug 5 of one end, the pressure that kick-backs through first spring 10 promotes splint 9 extrusion plug 5, and then fix plug 5 inside slot 8, move and make first tape 4 carry out the rolling through stirring driving lever 13, make first tape 4 laminate the winding arm enclose completely, and then observe the scale that the scale strip on the front surface of first tape 4 extends, be the numerical value that the arm encloses promptly.

Specifically, a sliding groove 14 is formed in one end of the housing 1, the shifting lever 13 extends from the sliding groove 14 to the outside of the housing 1, the shifting lever 13 is pulled to drive the pawl 11 to be separated from the tooth space of the ratchet wheel 15, and the pressure rebounded by the clockwork spring 3 drives the first tape 4 to be wound into the housing 1.

Specifically, the inside below of shell 1 is rotated and is connected with countershaft 16, and countershaft 16's outer wall is fixed with second tape 17, and second tape 17 twines the parcel at countershaft 16's outer wall, and countershaft 16's outer end is fixed with knob 18, and second tape 17 keeps away from countershaft 16's one end and is fixed with shelves strip 19, can use after taking second tape 17 out completely in this embodiment, and rotatory knob 18 is with inside second tape 17 rolling to shell 1 when not using.

Specifically, the second tape 17 is printed with a scale bar with a fixed size of eleven centimeters, in this embodiment, the second tape 17 is completely drawn out to be eleven centimeters, so that the position of the arm circumference of ten centimeters above the cubital fossa can be conveniently measured and determined, and then the arm circumference at the position can be measured.

Specifically, the front surface of the first tape 4 is printed with scale bars starting from five centimeters, and the back surface of the first tape 4 is printed with scale bars starting from zero, in this embodiment, the length of the arc-shaped concave surface at the bottom of the housing 1 is five centimeters, and then the scale bars on the front surface of the first tape 4 start from five centimeters and are used for measuring the arm circumference; the dorsal scale is used to measure the length from the antecubital fossa to the contralateral sternoclavicular joint, also the catheter length.

The utility model discloses a theory of operation and use flow: firstly, the second tape 17 is completely drawn out, and the second tape 17 after being completely drawn out is eleven centimeters, so that the arm circumference position of ten centimeters on the cubital fossa can be conveniently measured and determined, and the arm circumference value can be measured after the position is determined.

First tape 4 is taken out from shell 1 through pull plug 5 and is measured the use, promote pawl 11 through the pressure that second spring 12 kick-backs simultaneously and insert in the tooth's socket of ratchet 15, make ratchet 15 can only one direction change, automatic winding when avoiding the first tape 4 of pull, influence the use, first tape 4 winding arm that will pull out encloses, then insert the plug 5 of one end inside slot 8, promote splint 9 extrusion plug 5 through the pressure that first spring 10 kick-backs, and then fix plug 5 inside slot 8, move again and make first tape 4 carry out the rolling through stirring driving lever 13, make first tape 4 laminate winding arm entirely and enclose, and then observe the scale that the scale of the positive surface of first tape 4 extends, be the numerical value of arm encloses promptly, the winding arm encloses

Finally, the back scale of the first tape measure 4 is used for measuring the length from the cubital fossa to the contralateral sternoclavicular joint, which is also the length of the required catheter.

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

1. Multi-functional PICC puts a tub pipe length aassessment and arm and encloses the dipperstick, including shell (1), its characterized in that: the utility model discloses a clockwork spring of motor, including shell (1), the inside middle rotation of shell (1) is connected with main shaft (2), the outer wall of main shaft (2) is fixed with clockwork spring (3), the one end that main shaft (2) were kept away from in clockwork spring (3) is fixed with first tape measure (4), and first tape measure (4) winding parcel is at the outer wall of clockwork spring (3), the one end that clockwork spring (3) were kept away from in first tape measure (4) is fixed with plug (5), the upper end outer wall of main shaft (2) is fixed with ratchet (15), the inside one end rotation of shell (1) is connected with pawl (11), be connected with second spring (12) between the inside lateral wall of pawl (11) and shell (1), the one end fixedly connected with driving lever (13) of pawl (11).

2. The multi-functional PICC puts a tub pipe length aassessment and arm and encloses dipperstick according to claim 1, its characterized in that: the utility model discloses a portable electronic device, including shell (1), the inside one end below one end of shell (1) is fixed with sloping frame (6), the bottom of sloping frame (6) is fixed with slot (7), slot (8) have been seted up to the one corner of the inside one end of shell (1), and slot (8) are linked together with slot (7), the inside sliding connection of slot (7) has splint (9), be connected with first spring (10) between splint (9) and sloping frame (6).

3. The multi-functional PICC puts a tub pipe length aassessment and arm and encloses dipperstick according to claim 1, its characterized in that: one end of the shell (1) is provided with a sliding groove (14), and the shifting rod (13) extends to the outside of the shell (1) from the sliding groove (14).

4. The multi-functional PICC puts a tub pipe length aassessment and arm and encloses dipperstick according to claim 1, its characterized in that: the inside below of shell (1) is rotated and is connected with countershaft (16), the outer wall of countershaft (16) is fixed with second tape (17), and second tape (17) winding parcel is at the outer wall of countershaft (16), the outer end of countershaft (16) is fixed with knob (18), the one end that countershaft (16) was kept away from in second tape (17) is fixed with shelves strip (19).

5. The multi-functional PICC puts pipe length aassessment and arm circumference dipperstick of claim 4, characterized in that: and a scale bar with a fixed size of eleven centimeters is printed on the second leather ruler (17).

6. The multifunctional PICC catheterization catheter length assessment and arm circumference measurement ruler of claim 1, wherein: the front surface of the first tape (4) is printed with scale strips starting from five centimeters, and the back surface of the first tape is printed with scale strips starting from zero.