CN222341208U

CN222341208U - CT image neck brace for eliminating artifact and auxiliary examination instrument

Info

Publication number: CN222341208U
Application number: CN202420488753.0U
Authority: CN
Inventors: 徐丙仁; 曹晋博
Original assignee: Shenzhen Qianhai Shekou Free Trade Zone Hospital
Current assignee: Shenzhen Qianhai Shekou Free Trade Zone Hospital
Priority date: 2024-03-11
Filing date: 2024-03-11
Publication date: 2025-01-14
Anticipated expiration: 2034-03-11

Abstract

The utility model discloses a CT image neck brace for eliminating artifacts and an auxiliary examination instrument, wherein the CT image neck brace for eliminating artifacts comprises a neck strap, a first support body fixedly arranged at one end of the neck strap, a second support body fixedly arranged at the other end of the neck strap, the second support body and the first support body are arranged in a mirror image mode, the first support body comprises a plurality of containing bags which are overlapped from top to bottom, the containing bags are arranged in a sealing mode and are all provided with valves, and auxiliary liquid is contained in the containing bags. According to the utility model, the first support body and the second support body with the plurality of containing bags are arranged on two sides of the neck belt, so that the shoulder spaces corresponding to two sides of the neck of a patient can be filled, auxiliary liquid is contained in the containing bags, and the effect of uniform tissue ray attenuation is achieved during CT scanning, so that artifacts are reduced or even eliminated, the quality of a scanned image is effectively improved, and adverse effects on the patient are avoided.

Description

CT image neck brace for eliminating artifact and auxiliary examination instrument

Technical Field

The utility model relates to the technical field of CT (computed tomography) examination, in particular to a CT image neck brace for eliminating artifacts and an examination auxiliary instrument.

Background

The computer X-ray tomographic scanning (X-CT or CT) is a device which uses X-ray to perform tomographic scanning on human body, then uses the analog signal r received by detector to make it become digital signal, uses electronic computer to calculate attenuation coefficient of every pixel, and reconstructs image so as to display tomographic structure of every portion of human body. When CT is used for scanning thyroid parts of patients, as part of thyroid is positioned on the shoulder layer, bilateral shoulder joints, bilateral collarbone and thyroid soft tissues are positioned on the same horizontal plane in the lying state of the patients, and meanwhile, as curve change from the shoulder to the neck of the patients is large, ray beam artifacts are easy to form on CT images, and image quality is affected.

Aiming at the artifact problem, the image quality can be improved by increasing the radiometric, but at the same time, the tolerance degree of different patients to the radiation is different, so that the occurrence probability of lesions and malignant tumors can be increased.

In the prior art, the image quality of CT neck scanning of a patient is improved by adding a radiation metering mode, and the imaging method can eliminate artifacts, but simultaneously causes potential risks to the patient, which is not beneficial to the health and subsequent treatment of the patient.

Accordingly, the prior art is still in need of improvement and development.

Disclosure of utility model

In order to solve the problems that in CT examination in the prior art, due to the fact that the angle curve of the shoulder and neck of a patient is greatly changed and the positions of body tissues are overlapped, artifacts are easy to exist in an examination image, and potential health risks are caused to the patient by improving the image quality in a radiation metering mode in the prior art, the utility model provides a CT image neck brace for eliminating the artifacts and an examination auxiliary instrument.

The utility model is realized by the following technical scheme:

A CT image brace for removing artifacts, the CT image brace comprising:

a neck strap;

The first support body is fixedly arranged at one end of the neck strap;

The second support body is fixedly arranged at the other end of the neck strap, and the second support body and the first support body are arranged in a mirror image mode;

The first support body includes a plurality of holding bag that from top to bottom coincide set up, a plurality of holding bag sealing arrangement just all is provided with the valve, hold the bag in hold and have auxiliary liquid.

The CT image neck brace of elimination artifact, wherein, first support body with the second support body is followed the length direction setting of neck area, first support body with a plurality of in the second support body hold in the palm the length dimension of bag is different.

The CT image neck brace of elimination artifact, wherein, first support body with in the second support body, a plurality of hold on the bag towards the one end alignment setting, fixed connection of neck area, a plurality of hold on the bag deviating from the one end staggered arrangement of neck area.

The CT image neck brace for eliminating the artifacts, wherein the length dimension of the accommodating bag at one side close to the neck strap is larger than that of the accommodating bag at one side far away from the neck strap;

The length sizes of the accommodating bags which are overlapped are sequentially decreased.

The CT image neck brace of eliminating the artifact, wherein, the valve includes:

The infusion tube is sealed and communicated with the accommodating bag at one end, and a first thread is arranged on the outer side of the other end of the infusion tube;

the sealing cover is characterized in that a plurality of guide grooves are formed in the periphery of the outer side of the sealing cover, the guide grooves are concavely formed along a preset radian, a second thread is arranged on the inner side of the sealing cover, and the second thread is detachably and closely connected with the first thread.

The CT image neck brace for eliminating the artifacts is characterized in that a limiting plate is arranged on the infusion tube at a position corresponding to the first thread;

One side of the sealing cover is provided with a connecting belt in a central positioning and rotating manner, one end of the connecting belt, which is away from the sealing cover, is provided with a mounting ring, the mounting ring is sleeved on the infusion tube at a position corresponding to the limiting plate, and the connecting belt and the mounting ring are members made of elastic materials.

The CT image neck brace for eliminating the artifacts, wherein the valves on the plurality of accommodating bags are arranged on the same side corresponding to the neck strap.

The CT image neck brace for eliminating the artifacts is characterized in that the neck strap is a flexible neck strap, and the accommodating bags are flexible accommodating bags.

The CT image neck brace for eliminating the artifacts, wherein the neck strap, the containing bag and the valve are members made of nonmetallic materials.

An examination assistance device, wherein the examination assistance device comprises a CT image neck brace according to any one of the above described artifact reduction.

The utility model has the beneficial effects that the first support body and the second support body with the plurality of containing bags are arranged on the two sides of the neck belt, so that the filling of shoulder spaces corresponding to the two sides of the neck of a patient can be formed, the containing bags contain auxiliary liquid, and the effect of uniform tissue ray attenuation is achieved during CT scanning, thereby reducing or even eliminating artifacts, effectively improving the quality of scanned images and not causing adverse effects on the patient.

Drawings

FIG. 1 is a perspective view of a CT image neck brace of the present utility model with artifact removal;

FIG. 2 is a front view of a CT image collar of the present utility model with artifacts removed;

FIG. 3 is a schematic view of a valve in a CT image neck brace for eliminating artifacts according to the present utility model;

FIG. 4 is a schematic view of a second state of the valve in the CT image collar of the present utility model for artifact removal.

In fig. 1 to 4, 100 parts of neck strap, 200 parts of first support body, 210 parts of accommodating bag, 220 parts of valve, 230 parts of infusion tube, 231 parts of first screw thread, 232 parts of limiting plate, 240 parts of sealing cover, 241 parts of second screw thread, 242 parts of guide groove, 243 parts of connecting strap, 244 parts of mounting ring, 300 parts of second support body.

Detailed Description

In order to make the objects, technical solutions and effects of the present utility model clearer and more specific, the present utility model will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear are referred to in the embodiments of the present utility model), the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

In view of the above problems in the prior art, the present utility model provides an artifact-free CT image cervical collar, as shown in fig. 1, which comprises a collar 100, a first collar 200, a second collar 300 and a first collar 200, wherein the first collar 200 is fixedly arranged at one end of the collar 100, the second collar 300 is fixedly arranged at the other end of the collar 100, the second collar 300 is arranged in mirror image with the first collar 200, the first collar 200 comprises a plurality of accommodating bags 210 arranged from top to bottom in a superposed manner, the accommodating bags 210 are hermetically arranged and are all provided with valves 220, and auxiliary liquid is contained in the accommodating bags 210.

According to the utility model, the first support body 200 and the second support body 300 with the plurality of containing bags 210 are arranged on two sides of the neck strap 100, so that the filling of shoulder spaces corresponding to two sides of the neck of a patient can be formed, auxiliary liquid is contained in the containing bags 210, and the effect of uniform tissue ray attenuation is achieved during CT scanning, so that artifacts are reduced or even eliminated, the quality of a scanned image is effectively improved, and adverse effects on the patient are avoided.

In the above embodiment, as shown in fig. 1, the main body of the CT image cervical brace for eliminating the artifacts of the present utility model is composed of a cervical band 100, a first support 200 and a second support 300, wherein the cervical band 100 is made of a flexible material for corresponding to the neck of a patient, and the first support 200 and the second support 300 are simultaneously connected, so that the first support 200 and the second support 300 are respectively fixed on both sides of the neck of the patient, the first support 200 and the second support 300 are respectively fixed on both ends of the cervical band 100, and the first support 200 and the second support 300 are respectively mirror-image-arranged.

In the specific arrangement, since the second supporting body 300 and the first supporting body 200 are mirror-image arranged and have the same structure, only the specific structure of the first supporting body 200 will be explained in the following embodiments, and the person skilled in the art can arrange the second supporting body 300 with reference to the structure of the first supporting body 200. Specifically, the first support 200 includes a plurality of receiving bags 210 stacked from top to bottom, the plurality of receiving bags 210 are hermetically disposed and can be used for receiving an auxiliary liquid, and valves 220 are disposed on the plurality of receiving bags 210, and the valves 220 are used for communicating the interior of the receiving bags 210 with the exterior or sealing the receiving bags 210, so as to achieve the effect of making the receiving bags 210 contain the auxiliary liquid or pouring the auxiliary liquid.

In this embodiment, since the plurality of the accommodating bags 210 are arranged in a superimposed manner, the height of the CT image neck brace for eliminating the artifacts can be adjusted according to the condition of the patient, specifically, when the patient is an adult patient and the neck diameter is large, the plurality of accommodating bags 210 can be filled with the auxiliary liquid so that the height of the plurality of accommodating bags 210 is adapted to the contour heights of the neck and the shoulder of the patient, and when the patient is a young patient and the neck diameter is small, some of the auxiliary liquid in the accommodating bags 210 can be poured out so that the height of the plurality of accommodating bags 210 is adapted to the contour heights of the neck and the shoulder of the patient.

In this embodiment, the auxiliary liquid is specifically physiological saline, and the physiological saline can be detected as compensation of human tissues during CT image scanning, and plays a role in improving tissue attenuation uniformity during image reconstruction, so that large curve parts of the neck and the shoulder of a patient are filled, and therefore, an image part where artifacts are easily formed can be improved, and under the condition of reasonable arrangement, the artifacts in the image can be eliminated, and the generation quality of a scanned image can be effectively improved.

In one embodiment of the present utility model, as shown in fig. 1 and 2, the first support 200 and the second support 300 are disposed along the length direction of the neck strap 100, so as to extend from the neck of the patient to the shoulder of the patient, and the receiving bag 210 should be made of a flexible material when actually manufactured, so as to be fit for the neck and shoulder curves of different patients. In this embodiment, the first support 200 and the second support 300 each include a plurality of receiving bags 210, but in actual setting, the lengths of the plurality of receiving bags 210 in the first support 200 and the second support 300 are different, so that the benefit of the setting is that the medical staff can adjust the actual conditions of different patients, for example, when the patients with smaller shoulder width sizes are concerned, the auxiliary liquid in the receiving bag 210 with larger length can be poured out, so that the lengths of the remaining receiving bags 210 with auxiliary liquid are adapted to the shoulder width of the patients, so as to improve the adaptability of the first support 200 and the second support 300 to the patient in the scanning process.

Further, in another embodiment of the present utility model, as shown in fig. 1 and 2, the first supporting body 200 and the second supporting body 300 are aligned and fixedly connected to one end of the plurality of accommodating bags 210 facing the neck strap 100 when actually arranged, so that the first supporting body 200 and the second supporting body 300 are configured to lift the neck strap 100, and the three are configured to form a door-like structure for avoiding the neck strap 100 from affecting the breathing by pressing the patient, and on the other hand, the positions of the first supporting body 200 and the second supporting body 300 corresponding to the neck strap 100 can be attached to the neck of the patient, so as to prevent the neck strap from being separated from the patient during the use, and ensure the use stability.

On the other sides of the first support body 200 and the second support body 300, one ends of the plurality of receiving bags 210 facing away from the neck strap 100 are different in length dimension, so that in actual setting, the ends of the plurality of receiving bags 210 are staggered, and the purpose of the setting is to facilitate medical staff to select suitable receiving bags 210 to correspond according to the body part dimension of a patient, or to remove auxiliary liquid in unsuitable receiving bags 210, so that the first support body 200 and the second support body 300 can be matched with the body dimension of the patient.

In a specific embodiment, as shown in fig. 1 and 2, with reference to the vertical direction shown in fig. 2, in the first support 200 and the second support 300, the length of the accommodating bag 210 near the neck strap 100 (i.e. the upper side in the drawing) is greater than the length of the accommodating bag 210 far away from the neck strap 100 (i.e. the lower side in the drawing), and when a plurality of accommodating bags 210 are provided, the length of the plurality of accommodating bags 210 arranged in a superposed manner decreases from top to bottom in sequence, so that the uppermost accommodating bag 210 can form a covering effect on the lower accommodating bag 210, thereby forming a smooth covering effect on the surface lines when corresponding to the shoulder and neck positions of patients, and when the CT image neck brace height for eliminating artifacts needs to be adjusted for different neck heights of different patients, the auxiliary liquid can be removed from the upper accommodating bag 210 directly, so as to achieve the effect of rapid adjustment.

In another embodiment of the present utility model, as shown in fig. 3 and 4, the valve 220 is specifically composed of a transfusion tube 230 and a sealing cap 240, wherein one end of the transfusion tube 230 is in sealing connection with the containing bag 210, the inner cavity of the transfusion tube 230 is connected with the inside of the containing bag 210, so that a medical staff can pour or pour auxiliary liquid into the containing bag 210 through the transfusion tube 230 to adjust, a first thread 231 is provided at one end of the transfusion tube 230 facing away from the containing bag 210, a second thread 241 is correspondingly provided at the inner side of the sealing cap 240, the second thread 241 is in rotational fit with the first thread 231, and when the sealing cap 240 is rotatably mounted at a predetermined position on the transfusion tube 230, an effect of buckling and locking the transfusion tube 230 can be formed, thereby realizing locking of the auxiliary liquid in the containing bag 210.

When specifically setting up, in order to be convenient for medical personnel rotate sealed lid 240, still the periphery is provided with a plurality of guide slot 242 in the outside of sealed lid 240, a plurality of guide slot 242 is sunken to be set up along predetermined radian to adapt to medical personnel's finger radian, provide the application of force point simultaneously, be convenient for medical personnel rotatory sealed lid 240, in order to realize dismantling sealed lid 240 or lock.

In the above embodiment, as shown in fig. 1, the valves 220 are disposed on the plurality of accommodating bags 210, so that the plurality of accommodating bags 210 partition the auxiliary liquid in the CT image neck brace for eliminating the artifact, and when the adjustment is performed, the appropriate accommodating bag 210 is selected to pour or perfuse the auxiliary liquid, so that the effect of quickly adjusting the height and length can be achieved, so as to adapt to the actual condition of the patient.

In another embodiment of the present utility model, as shown in fig. 1, the valves 220 on the plurality of receiving bags 210 are disposed on the same side corresponding to the neck strap 100, which is advantageous in that, on one hand, it is convenient for medical staff to quickly identify and operate, and on the other hand, when in use, one side of the receiving bag 210 where the valves 220 are disposed corresponds to the head of a patient, so that the position of the receiving bag 210 corresponding to the shoulder of the patient is not provided with structures other than the receiving bag 210 and the auxiliary liquid, and the occurrence of artifacts in the scanned image caused by the valves 220 can be avoided.

In the above embodiment, in order to further improve the use efficiency of the valve 220 and avoid the situations of dropping and losing the sealing cover 240 when the valve 220 is used, in this embodiment, a limiting plate 232 is further disposed on the infusion tube 230 corresponding to the position of the first thread 231, the diameter size of the limiting plate 232 is greater than the diameter size of the infusion tube 230, and the limiting plate 232 is used for limiting the installation position of the sealing cover 240 at the end of the infusion tube 230, so that it is convenient for the medical staff to determine whether the installation is in place. Meanwhile, a connecting belt 243 is arranged on one side of the sealing cover 240, one end of the connecting belt 243 is positioned and rotated at the center position of the sealing cover 240, a mounting ring 244 is arranged at one end of the connecting belt 243, which is away from the sealing cover 240, and during actual assembly, the mounting ring 244 is sleeved at the position of the infusion tube 230, which corresponds to the limiting plate 232, and is limited to move by the first threads 231 and the limiting plate 232, so that the effect of tying and hanging the sealing cover 240 through the mounting ring 244 and the connecting belt 243 is formed, the sealing cover 240 can be prevented from falling off, and meanwhile, the screwing process of the sealing cover 240 in the opening or closing process can not be influenced due to the rotating connection of the sealing cover 240 and the connecting belt 243.

In this embodiment, the connection belt 243 and the mounting ring 244 are manufactured in an integrally formed manner, so as to ensure structural strength, and the connection belt 243 and the mounting ring 244 are made of elastic materials, such as rubber and silica gel, which is convenient for medical staff to sterilize on one hand, and can adapt to the position change of the sealing cover 240 in different states through the elastic deformation of the connection belt 243 on the other hand, in addition, the elastically-arranged mounting ring 244 is abutted with one side of the sealing cover 240 when the sealing cover 240 rotates to a certain position, so that the pressure of the sealing cover 240 acts on the mounting ring 244, the effect of limiting the free rotation of the sealing cover 240 through the surface friction force of the mounting ring 244 is realized, and the occurrence of sealing failure caused by rotation of the sealing cover 240 in the use process is prevented.

In this embodiment, since the CT image collar for eliminating the artifacts is used for assisting CT scanning of patients, the functional components of the collar 100, the accommodating bag 210, the valve 220, etc. are all made of non-metal materials, specifically, plastic, silk fabric, waterproof synthetic materials, etc., in practical arrangement, which is not limited to the present application.

Based on the above embodiment, the actual application process of the CT image neck brace for eliminating the artifact is as follows:

Firstly, a patient is laid on an examination bed, and a CT image neck brace for eliminating the artifact is placed on the neck and shoulder part of the patient in the state shown in fig. 1, wherein one side with a valve 220 corresponds to the top of the head of the patient;

Then, according to the shape of the patient, the auxiliary liquid in the accommodating bags 210 of the first support body 200 and the second support body 300 is adjusted so that the height and the length of the first support body 200 and the second support body are matched with the height and the length of the shoulder and neck parts of the patient;

Finally, the corresponding relationship between the neck strap 100 and the neck of the patient is adjusted, the side edges of the first support body 200 and the second support body 300 are adjusted to be attached to the neck and the shoulder of the patient, and when CT scanning is performed, the auxiliary liquid plays a role in uniform tissue ray attenuation, so that the artifacts are reduced or even eliminated, and the quality of the scanned image is effectively improved.

Based on the embodiment, the utility model also provides an auxiliary examination instrument, which comprises the CT image neck brace for eliminating the artifacts, wherein the CT image neck brace for eliminating the artifacts comprises a neck strap, a first support body fixedly arranged on one end of the neck strap, a second support body fixedly arranged on the other end of the neck strap, the second support body and the first support body are arranged in a mirror image mode, the first support body comprises a plurality of containing bags which are arranged in a superposition mode from top to bottom, the containing bags are arranged in a sealing mode and are all provided with valves, and auxiliary liquid is contained in the containing bags. According to the utility model, the first support body and the second support body with the plurality of containing bags are arranged on two sides of the neck belt, so that the shoulder spaces corresponding to two sides of the neck of a patient can be filled, auxiliary liquid is contained in the containing bags, and the effect of uniform tissue ray attenuation is achieved during CT scanning, so that artifacts are reduced or even eliminated, the quality of a scanned image is effectively improved, and adverse effects on the patient are avoided.

In summary, the utility model provides a CT image neck brace for eliminating artifacts and an auxiliary examination apparatus, wherein the CT image neck brace for eliminating artifacts comprises a neck strap, a first support body fixedly arranged at one end of the neck strap, a second support body fixedly arranged at the other end of the neck strap, the second support body and the first support body are arranged in a mirror image manner, the first support body comprises a plurality of containing bags which are overlapped from top to bottom, the containing bags are hermetically arranged and are all provided with valves, and auxiliary liquid is contained in the containing bags. According to the utility model, the first support body and the second support body with the plurality of containing bags are arranged on two sides of the neck belt, so that the shoulder spaces corresponding to two sides of the neck of a patient can be filled, auxiliary liquid is contained in the containing bags, and the effect of uniform tissue ray attenuation is achieved during CT scanning, so that artifacts are reduced or even eliminated, the quality of a scanned image is effectively improved, and adverse effects on the patient are avoided.

It is to be understood that the utility model is not limited in its application to the examples described above, but is capable of modification and variation in light of the above teachings by those skilled in the art, and that all such modifications and variations are intended to be included within the scope of the appended claims.

Claims

1. A CT image brace for removing artifacts, the CT image brace comprising:

a neck strap;

The first support body is fixedly arranged at one end of the neck strap;

2. The CT image neck brace according to claim 1, wherein the first brace and the second brace are disposed along a length direction of the neck strap, and wherein a plurality of the receiving pockets in the first brace and the second brace are different in length dimension.

3. The CT image neck brace according to claim 2, wherein in the first brace body and the second brace body, one end of the plurality of receiving bags facing the neck strap is aligned and fixedly connected, and one end of the plurality of receiving bags facing away from the neck strap is staggered.

4. The artifact-free CT image brace of claim 2, wherein the length dimension of the containment pocket on a side proximal to the neck strap is greater than the containment pocket on a side distal to the neck strap;

5. The artifact-free CT image collar of claim 1, wherein the valve comprises:

6. The CT image collar of claim 5, wherein a stop plate is disposed on the infusion tube at a position corresponding to the first thread;

7. The artifact-free CT image collar of claim 1, wherein said valves on said plurality of containment pockets are disposed on the same side of the respective said collar.

8. The anti-artifact CT image collar of claim 1, wherein the collar is a flexible collar and the plurality of containment pockets are flexible containment pockets.

9. The anti-artifact CT image collar of claim 1, wherein the collar, the containment pocket, and the valve are components made of a non-metallic material.

10. An examination assistance device comprising a CT image neck brace according to any one of the preceding claims 1-9.