CN212592346U

CN212592346U - Puncture positioning ruler

Info

Publication number: CN212592346U
Application number: CN202020705045.XU
Authority: CN
Inventors: 成劲松
Original assignee: QINGYUAN PEOPLE'S HOSPITAL
Current assignee: QINGYUAN PEOPLE'S HOSPITAL
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-02-26
Anticipated expiration: 2030-04-30

Abstract

The utility model provides a puncture positioning ruler, which comprises a wrapping sheet and a positioning needle; the positioning needles are arranged and distributed in the wrapping sheet, the wrapping sheet is provided with a plurality of positioning holes, and the positioning holes are distributed on two sides of the positioning needles; the utility model is pasted on the skin of the detected position when in use; the utility model is provided with two positioning needles with different sizes, the sizes of the positioning needles with different sizes imaged under CT are different, and meanwhile, one end of the positioning needle is provided with a marker, which can help medical staff to quickly and accurately find out the corresponding positioning needle in CT imaging according to the two characteristics; just the utility model discloses be equipped with a plurality of locating hole in every pilot pin both sides, can be when finding out the position that corresponds in the CT formation of image, directly mark on skin through the locating hole.

Description

Puncture positioning ruler

Technical Field

The utility model relates to an auxiliary appliance, concretely relates to puncture positioning ruler.

Background

In CT examination, needle biopsy is located under CT guidance, which is a commonly used needle biopsy method in clinical practice, particularly, percutaneous lung needle biopsy under CT guidance is an essential needle method for lung biopsy, and plays an important role in pneumology and thoracic surgery. The method is that CT scanning is carried out after a positioning scale is placed on the body surface, and then positioning is carried out according to the body surface position corresponding to an image.

The positioning ruler in the prior art has no unified design standard, is mostly manufactured by a personal method, generally uses copper wires (or other metal wires), adhesive tapes, elastic adhesive tapes and other materials, and is generally rough in manufacturing and uneven in quality.

The metal wire distributes unorderly in the positioning scale of prior art, is difficult to correspond and find corresponding position with CT formation of image, and need turn positioning scale monoblock when carrying out the mark, leads to being difficult to find accurate human position when fixing a position, marks the easy transmission deviation scheduling problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a puncture positioning ruler has solved the unable quick accurate problem of mark position of positioning scale among the prior art.

The technical scheme of the utility model is realized like this: a lancing spacer comprising: a wrapping sheet and a plurality of positioning pins; the positioning pins are all positioned in the wrapping sheet; a plurality of positioning needles are distributed in rows along the outer surface of the wrapping sheet.

Preferably, the wrapping sheet comprises a first wrapping sheet and a second wrapping sheet, and the positioning pin is located between the first wrapping sheet and the second wrapping sheet.

Preferably, the wrapping sheet is provided with a plurality of positioning holes which are distributed at two sides of the positioning needle.

Preferably, the positioning holes are distributed on two sides of the positioning needle in a staggered manner;

the distance between any two adjacent positioning holes is equal.

Preferably, the wrapping sheet is further provided with a marker for quickly finding the positioning pin, and the marker is arranged at one end of the positioning pin.

Preferably, the positioning needle comprises a first positioning needle and a second positioning needle, and the diameter of the first positioning needle is smaller than that of the second positioning needle.

Preferably, the marker comprises a first marker and a second marker, the first marker is arranged at one end of the first positioning pin, and the second marker is arranged at one end of the second positioning pin.

Preferably, the wrapper sheet is composed of a transparent material.

Preferably, the wrapping sheet is composed of a medical PU waterproof film.

Preferably, the wrapping sheet is composed of crystal perm paper.

Preferably, the first positioning needle is 0.5mm in diameter, and the second positioning needle is 1mm in diameter.

Preferably, the diameter of the positioning hole is 2-3 mm.

Compared with the prior art, the utility model has the advantages of it is following: the utility model is pasted on the skin of the detected position when in use; the utility model is provided with two positioning needles with different sizes, the sizes of the positioning needles with different sizes imaged under CT are different, and meanwhile, one end of the positioning needle is provided with a marker, which can help medical staff to quickly and accurately find out the corresponding positioning needle in CT imaging according to the two characteristics; just the utility model discloses be equipped with a plurality of locating hole in every pilot pin both sides, can be when finding out the position that corresponds in the CT formation of image, directly mark on skin through the locating hole.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an overall schematic view of a puncture positioning ruler of the present invention;

fig. 2 is a schematic cross-sectional view of the puncture positioning ruler of the present invention.

The attached drawings are as follows: 1, a positioning needle; 11 a first locator pin; 12 a second positioning pin; 2, wrapping the sheet; 21 a first wrapper sheet; 22 a second wrapper sheet; 3, positioning holes; 4, a marker; 41 a first marker; 42 second marker.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 efforts belong to the protection scope of the present invention.

Referring to fig. 1, a puncture positioning ruler, a wrapping sheet 2 and a plurality of positioning needles 1; the positioning needles 1 are all positioned in the wrapping sheet 2; a plurality of positioning needles 1 are distributed in rows along the outer surface of the wrapping sheet 2; the wrapping sheet 2 is used for fixing the positioning needle 1 in the wrapping sheet 2, the positioning needle 1 can be clearly observed in CT imaging to be used as a reference point, medical staff can find a puncture point on the skin of a human body quickly for marking, and the size of the wrapping sheet 2 is about 15 multiplied by 22cm and can fully cover the puncture part.

Referring to fig. 2, the wrapping sheet 2 includes a first wrapping sheet 21 and a second wrapping sheet 22, and the positioning pin 1 is located between the first wrapping sheet 21 and the second wrapping sheet 22; the two layers of wrapping sheets 2 can fix the positioning needle 1, can protect positioning, and are not easy to cause the positioning needle 1 to be damaged by abrasion, breakage and the like.

The wrapping sheet 2 is provided with a plurality of positioning holes 3, and the positioning holes 3 are distributed on two sides of the positioning needle 1; the spacing distance between the positioning holes 3 is 3-0.5 mm, and after the puncture point is determined in the CT image, the puncture point can directly penetrate through the positioning holes 3 by using a marking head, so that accurate marking can be performed on the skin.

Preferably, the positioning holes 3 are distributed on two sides of the positioning needle 1 in a staggered manner; the distance between any two adjacent positioning holes 3 is equal; the staggered distribution of the positioning holes 3 on the two sides can ensure that the positioning holes 3 can cover the position of each height of the positioning needle 1, the position needing to be marked can be conveniently marked, if the position needing to be marked does not have the positioning holes 3, four adjacent positioning holes 3 around can be determined in the adjacent positioning holes 3, and the four positioning holes 4 are used for drawing two straight lines to form a crossed position for determination.

Preferably, the wrapping sheet 2 is further provided with a marker 4, and the marker 4 is arranged at one end of the positioning needle 1 and used for quickly searching for the positioning needle 1;

the positioning needle 1 comprises a first positioning needle 11 and a second positioning needle 12, and the diameter of the first positioning needle 11 is smaller than that of the second positioning needle 12; the adoption of the positioning needle 1 with two sizes can quickly distinguish the approximate position relation in CT imaging;

further, the distribution of first pilot pin 11 and second pilot pin 12 in parcel piece 2 is arranged according to the order of 1 first pilot pin 11, 4

second pilot pins

12, 2

first pilot pins

11, 3

second pilot pins

12, 3

first pilot pins

11, 2 second pilot pins 12, 4 first pilot pins 11, 1 second pilot pin 12, and it can be quick according to this preset distance arrange find out that CT influences corresponding pilot pin 1.

Preferably, the marker 4 includes a first marker 41 and a second marker 42, the first marker 41 is disposed at one end of the first positioning pin 11, and the second marker 42 is disposed at one end of the second positioning pin 12; the first marks correspond to the first pins 11 one by one, the second marks correspond to the second pins 12 one by one, the first marks 41 are circular marks, and the second marks 42 are rectangular marks, which can assist in quickly positioning the corresponding pins 1.

The wrapping sheet can be made of various materials, and can be made of transparent materials, medical PU waterproof films or crystal perm paper, and different materials can produce different effects.

When the wrapping sheet 2 is composed of a transparent material; the wrapping sheet 2 is made of a transparent material (an ultrathin glass explosion-proof film) and is 3MIL (0.08mm) in thickness as a main body of the positioning scale, and when the wrapping sheet 2 is made of the transparent material, changes such as deformation, separation and breakage of the metal wire in the wrapping sheet 2 can be found in time.

When the wrapping sheet 2 consists of the medical PU waterproof membrane; generally, the parts above the scapula or the thoracic deformity and the like of a human body are uneven, and a general ruler cannot be tightly attached to the skin but has a certain distance with the skin, so that positioning errors can be caused; wrap sheet 2 adopts 2 layers of medical PU waterproof membrane as the positioning scale main part, and the medical PU waterproof membrane is ultra-thin to have viscidity, can hug closely skin, is applicable to each position of health, including deformity and unsmooth position, can better laminate patient's skin surface, and this material is fit for disposable.

When the wrapping sheet 2 is composed of crystal perm paper; the crystal perm paper has good permeability and a plurality of small holes, and after the crystal perm paper is painted on the crystal perm paper by an oil pen or a water pen, pen ink can directly permeate into skin without turning a scale, compared with common paper, the crystal perm paper has higher toughness and heat resistance, is not easy to tear, has good skin-friendly property, is particularly suitable for patients allergic to adhesive tapes and used for puncture positioning of positions with hairs on the body surfaces, can be changed to be transparent after water is sprayed, is beneficial to marking, and is suitable for one-time use.

Preferably, the positioning needle 1 is a metal wire; the metal is a high-density transparent shadow under CT, can be clearly identified and is favorable for being used as a reference point.

Preferably, the metal wire is a copper wire or a lead-tin wire; copper line and lead-tin wire are the better metal material of compliance, can carry out certain buckling and come the laminating skin when pasting to skin department.

Preferably, the diameter of the first positioning needle 11 is 0.5mm, and the diameter of the second positioning needle 12 is 1 mm; after many times of experiments, the metal wires are more easily distinguished under CT when the difference is doubled.

Preferably, the diameter of the positioning hole 3 is 2-3 mm.

When in specific use: the utility model is pasted on the skin of the detected position when in use; the sizes of two positioning needles 1 with different sizes in the wrapping sheet 2 in the imaging process under CT are different and are used as reference points to find puncture points, and due to the special arrangement mode of the metal wires and the mark 4 on the positioning scale, the number of the positioning needles does not need to be removed one by one, so that the accuracy is higher; and because the setting of locating hole 3 makes need not turn the whole piece of positioning scale when carrying out the marker drawing point, reached the effect of quick accurate mark position.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lancing spacer, comprising: a wrapping sheet (2) and a plurality of positioning needles (1);

the positioning needles (1) are all positioned in the wrapping sheet (2);

a plurality of positioning needles (1) are distributed in rows along the outer surface of the wrapping sheet (2).

2. A lancing guide according to claim 1, wherein: the wrapping sheet (2) comprises a first wrapping sheet (21) and a second wrapping sheet (22), and the positioning needle (1) is located between the first wrapping sheet (21) and the second wrapping sheet (22).

3. A lancing guide according to claim 1, wherein: the wrapping sheet (2) is provided with a plurality of positioning holes (23), and the positioning holes (23) are distributed on two sides of the positioning needle (1).

4. A lancing guide according to claim 3, wherein: the positioning holes (23) are distributed on two sides of the positioning needle (1) in a staggered manner; the distance between any two adjacent positioning holes (23) is equal.

5. A lancing guide according to claim 1, wherein: the wrapping sheet (2) is further provided with a marker (4) used for quickly searching the positioning needle (1), and the marker (4) is arranged at one end of the positioning needle (1).

6. The lancing spacer of claim 5, wherein: the positioning needle (1) comprises a first positioning needle (11) and a second positioning needle (12), and the diameter of the first positioning needle (11) is smaller than that of the second positioning needle (12).

7. A lancing guide according to claim 6, wherein: the marker (4) comprises a first marker (41) and a second marker (42), the first marker (41) is arranged at one end of the first positioning needle (11), and the second marker (42) is arranged at one end of the second positioning needle (12).

8. A lancing spacer according to any of claims 1 to 7, wherein: the wrapping sheet (2) is made of transparent materials.

9. A lancing spacer according to any of claims 1 to 7, wherein: the wrapping sheet (2) is composed of a medical PU waterproof membrane.

10. A lancing spacer according to any of claims 1 to 7, wherein: the wrapping sheet (2) is composed of crystal perm paper.