CN217472033U - Solid tumor positioning device under CT guide - Google Patents
Solid tumor positioning device under CT guide Download PDFInfo
- Publication number
- CN217472033U CN217472033U CN202220446665.5U CN202220446665U CN217472033U CN 217472033 U CN217472033 U CN 217472033U CN 202220446665 U CN202220446665 U CN 202220446665U CN 217472033 U CN217472033 U CN 217472033U
- Authority
- CN
- China
- Prior art keywords
- rods
- transverse connecting
- flexible transverse
- positioning
- positioning rods
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 206010028980 Neoplasm Diseases 0.000 title claims abstract description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 8
- 239000010935 stainless steel Substances 0.000 claims abstract description 8
- 239000002390 adhesive tape Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000002591 computed tomography Methods 0.000 description 3
- 210000004072 lung Anatomy 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001575 pathological effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010827 pathological analysis Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Abstract
The utility model discloses a CT-guided solid tumor positioning device, which comprises 9-15 positioning rods (1) and flexible transverse connecting pieces (2), wherein the positioning rods are longitudinally and sequentially arranged, the center distance between the positioning rods is 8-15 mm, the number of the flexible transverse connecting pieces is 3, the flexible transverse connecting pieces are vertically arranged with the positioning rods, the number of the 3 flexible transverse connecting pieces are respectively arranged at the two ends and the middle position of the positioning rods, the positioning rods are composed of rod pieces with three cross sections of round, equilateral triangle and square, round rods, equilateral triangle rods and square rods are arranged in a staggered way, the diameters of the round rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the side lengths of the equilateral triangle rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, and the side lengths of the square rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the cross section size is gradually arranged from one end to the other end from large to small, the flexible transverse connecting piece is a stainless steel sheet with the thickness of 0.5 mm and the width of 5 mm, the length is determined according to the number and the center distance of the positioning rods, and the flexible transverse connecting piece is fixed on a patient body by means of medical adhesive tapes.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to solid tumor positioner under CT guide.
Background
The CT guided percutaneous solid tumor puncture biopsy is one of the important diagnosis methods for obtaining pathological basis of solid tumor, and aims to take out the tumor tissue in the body of a patient for pathological examination by a physical method so as to determine the pathological diagnosis of the patient. The commonly used method is to locate the site of the mass using a CT scan cross-section and then rely on a pre-positioning device to accurately locate the puncture site. Common solid tumors include lung space occupying lesions and liver space occupying lesions.
For example: the Chinese patent publication No. CN108784798A discloses a percutaneous lung-crossing fence positioner, wherein a plurality of plastic rods 1 are transversely arranged in parallel and connected into a rectangular fence shape through a longitudinal flexible connecting piece 2. The flexible connecting piece is usually made of medical adhesive tape or rope and then is attached and fixed to the tumor part of the human body.
The prior art has the following defects: (1) prior art percutaneous puncture locator, used location material are thin plastic rod, and the working of plastics becomes the shadow under the CT image and is more vague, is unfavorable for the location puncture in later stage, and in addition, the working of plastics is the stereoplasm spare, because patient's skin surface itself has certain cambered surface, leads to the working of plastics not to laminate the surface of patient part skin. Meanwhile, the plastic piece is not beneficial to repeated high-temperature disinfection and recycling for a long time. In the example shown in fig. 3, there are 15 rods, most of which do not conform to the surface of the patient's skin. (2) All positioning rod pieces are consistent in size and shape, the number of the rod pieces is more than 12 in many cases, the rod pieces are not beneficial to distinguishing and direction positioning under CT positioning, and inconvenience is brought to clinical practical application. (3) In the prior art, the flexible connecting piece adopts medical adhesive tapes or ropes, which is not favorable for long-term repeated high-temperature disinfection and reutilization.
Disclosure of Invention
In order to overcome exist not enough among the prior art, the utility model provides a solid tumour positioner under CT guide can conveniently follow human skin deformation and maximum laminating skin, differentiatees and accurate positioning after the CT tomoscan of being convenient for to high temperature disinfection repeatedly for a long time does benefit to reuse.
The utility model adopts the following technical scheme:
a solid tumor positioning device under the guidance of CT comprises 9-15 positioning rods and flexible transverse connecting pieces, wherein the positioning rods are longitudinally and sequentially arranged, the center distance of the positioning rods is 8-15 mm, the number of the flexible transverse connecting pieces is 3, the flexible transverse connecting pieces are vertically arranged with the positioning rods, the 3 flexible transverse connecting pieces are respectively arranged at the two ends and the middle position of the positioning rods, the positioning rods are composed of rod pieces with three cross sections of a circular shape, an equilateral triangle shape and a square shape, the circular rods, the equilateral triangle rods and the square rods are arranged in a staggered mode, the diameters of the circular rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the side lengths of the equilateral triangle rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the side lengths of the square rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the cross section sizes are arranged from large to small from one end to the other end, the flexible transverse connecting piece is a stainless steel sheet with the thickness of 0.5 mm and the width of 5 mm, the length is determined according to the number and the center distance of the positioning rods, and the flexible transverse connecting piece is fixed on a patient body by means of a medical adhesive tape.
Preferably, the positioning rod and the flexible transverse connecting piece are made of SU316 medical stainless steel materials.
Preferably, the positioning rod and the flexible transverse connecting piece are connected by welding.
After CT scanning imaging, the positioning rod forms a round point, a triangular line point or a square point, the round point, the triangular line point or the square point are arranged in a staggered mode, and the size of the cross section is gradually changed from large to small. The distance between locating lever and the focus of patient's lung and puncture angle surveyability, the position that the operation doctor corresponds on patient's skin afterwards is marked with the marker pen, punctures from this mark point during the puncture, sets for puncture angle after, can not have great error when actually puncturing operation to this accurate location that realizes the puncture.
Compared with the prior art, the utility model the advantage be:
(1) the positioning rod is composed of rod pieces with three sections, namely a round section, an equilateral triangle section and a square section, the rod pieces with the three sections are arranged in a staggered mode, the sizes of the sections are gradually changed from 4 mm to 1 mm, the positioning device is convenient for doctors to accurately and quickly position during operation, the positioning device for the solid tumor under the guidance of the CT is convenient to use and accurate in positioning, and all operations can be completed through one-time CT guidance;
(2) the positioning rod and the flexible transverse connecting piece are made of SU316 medical stainless steel materials, both can be bent and deformed, can be attached to the skin of a patient to the maximum extent during use, can be sterilized at high temperature repeatedly for a long time, and are beneficial to recycling.
Drawings
FIG. 1 is an external view of the present invention; fig. 2 is a cross-sectional view of the present invention; fig. 3 is a usage status diagram of the present invention.
Detailed Description
Detailed description of the inventionreferring to fig. 1-2, the present invention relates to a positioning device for solid tumor guided by CT, comprising 12 positioning rods 1 and flexible transverse connecting members 2, wherein the positioning rods 1 are arranged in longitudinal sequence, the flexible transverse connecting members 2 are 3, and are arranged perpendicular to the positioning rods 1, the flexible transverse connecting members 2 are respectively arranged at two ends and a middle position of the positioning rods 1, the positioning rods 1 are composed of 12 members with different cross-sections, the rod 101 is a circular rod with a diameter of 4 mm, the rod 102 is an equilateral triangle rod with a side length of 4 mm, the rod 103 is a square rod with a side length of 4 mm, the rod 104 is a circular rod with a diameter of 3 mm, the rod 105 is an equilateral triangle rod with a side length of 3 mm, the rod 106 is a square rod with a side length of 3 mm, the rod 107 is a circular rod with a side length of 2 mm, the rod 108 is an equilateral triangle rod with a side length of 2 mm, pole 109 is the square pole of length of side 2 millimeters, and pole 110 is the circular pole of diameter 1 millimeter, and pole 111 is the equilateral triangle pole of length of side 1 millimeter, and pole 112 is the square pole of length of side 1 millimeter, the circular pole equilateral triangle pole with square pole staggered arrangement, cross sectional dimension is arranged to 1 millimeter gradual change by 4 millimeters, and flexible transverse connection spare 2 is 0.5 millimeter thick, and 5 millimeters is wide, the nonrust steel sheet of 112 millimeters length, flexible transverse connection spare 2 relies on medical adhesive tape to fix on one's body the patient.
Preferably, the positioning rod 1 and the flexible transverse connecting piece 2 are made of SU316 medical stainless steel materials.
Preferably, the positioning rod 1 and the flexible transverse connecting piece 2 are connected by welding.
After CT scanning imaging, the positioning rod 1 forms a round point, a triangular point or a square point, the round point, the triangular point or the square point are arranged in a staggered mode, and the cross section size gradually changes from large to small. The distance between the positioning rod 1 and the focus of the lung of the patient and the puncture angle are clear at a glance, a doctor operates to mark the corresponding position on the skin of the patient by using a marking pen, puncture is carried out from the marking point during puncture, and after the puncture angle is set, a large error cannot exist during actual puncture operation, so that accurate positioning of puncture is realized.
Compared with the prior art, the utility model the advantage be:
(1) the positioning rod 1 is composed of rods with three sections, namely a round section, an equilateral triangle section and a square section, the rods with the three sections are arranged in a staggered mode, the sizes of the sections are gradually changed from 4 mm to 1 mm, so that a doctor can conveniently and accurately position the solid tumor under the guidance of the CT, the use is convenient, the positioning is accurate, and all operations can be completed by one-time CT guidance;
(2) the locating rod 1 the flexible transverse connecting piece 2 is made of SU316 medical stainless steel materials, both of which can be bent and deformed, and can be attached to the skin of a patient to the maximum extent during use, and can be repeatedly sterilized at high temperature for a long time, so that the flexible transverse connecting piece is beneficial to recycling.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (3)
1. The utility model provides a solid tumour positioner under CT guide, includes locating lever (1) and flexible transverse connection spare (2), its characterized in that: the positioning rods are 9-15 and are longitudinally and sequentially arranged, the center distance of the positioning rods is 8-15 mm, the number of the flexible transverse connecting pieces is 3, the flexible transverse connecting pieces are vertically arranged with the positioning rods, the 3 flexible transverse connecting pieces are respectively arranged at the two ends and the middle position of the positioning rods, the positioning rods are composed of rod pieces with three cross sections of a round shape, an equilateral triangle shape and a square shape, the round rods, the equilateral triangle rods and the square rods are arranged in a staggered mode, the diameters of the round rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the side lengths of the equilateral triangle rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the side lengths of the square rods are respectively 4 mm, 3 mm, 2 mm and 1 mm, the cross section sizes are gradually changed from one end to the other end from big to small, the flexible transverse connecting pieces are 0.5 mm thick and 5 mm wide stainless steel sheets, the length is determined according to the number and the center distance of the positioning rods, and the flexible transverse connecting piece is fixed on the body of a patient by means of medical adhesive tapes.
2. The device of claim 1, wherein the device comprises: the positioning rod (1) and the flexible transverse connecting piece (2) are made of SU316 medical stainless steel materials.
3. The device of claim 1, wherein the device comprises: the positioning rod (1) and the flexible transverse connecting piece (2) are connected by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220446665.5U CN217472033U (en) | 2022-03-03 | 2022-03-03 | Solid tumor positioning device under CT guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220446665.5U CN217472033U (en) | 2022-03-03 | 2022-03-03 | Solid tumor positioning device under CT guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217472033U true CN217472033U (en) | 2022-09-23 |
Family
ID=83307169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220446665.5U Expired - Fee Related CN217472033U (en) | 2022-03-03 | 2022-03-03 | Solid tumor positioning device under CT guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217472033U (en) |
-
2022
- 2022-03-03 CN CN202220446665.5U patent/CN217472033U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0393972B1 (en) | Lesion location device | |
| CN111297446A (en) | Accurate positioning and fixing device for thoracocentesis | |
| CN217472033U (en) | Solid tumor positioning device under CT guide | |
| CN201861759U (en) | Orientator for puncture of same layer for head CT (computed tomography) | |
| CN206434420U (en) | A kind of noninvasive body surface locator | |
| JP2019141250A (en) | Head surgery assisting instrument | |
| CN109394315B (en) | Accurate puncture guiding ruler of supersound guide | |
| CN208709887U (en) | A kind of intraspinal tumor magnetic resonance site | |
| CN211511994U (en) | Auxiliary positioning and fixing device for pulmonary nodule puncture | |
| CN214966424U (en) | CT-guided puncture body surface development line | |
| CN210185661U (en) | Safe type mammary gland puncture pilot pin | |
| CN209899454U (en) | Percutaneous aspiration biopsy needle | |
| CN210811592U (en) | Bilateral positioning instrument for pulmonary nodules | |
| CN209450624U (en) | Localised puncture external member with push rod | |
| CN201064455Y (en) | CT guiding vertebral column micro-wound biopsy instrument | |
| CN113274063A (en) | Slot plate and puncture device | |
| CN215424978U (en) | CT-guided percutaneous lung puncture body surface positioning device | |
| CN111436978A (en) | Disposable tissue aspiration biopsy needle | |
| CN212281439U (en) | Disposable tissue aspiration biopsy needle | |
| CN215606129U (en) | Puncture auxiliary device | |
| CN219354093U (en) | Positioning device for assisting in positioning breast tumor | |
| CN220459392U (en) | Pulmonary nodule puncture and ablation positioning guide device | |
| CN214966420U (en) | Thyroid gland puncture positioning needle | |
| CN219461326U (en) | Multi-target point adjusting puncture sleeve | |
| CN219070574U (en) | Device for lung nodule puncture positioning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220923 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |