CN213098185U - Pulmonary nodule positioning assembly - Google Patents
Pulmonary nodule positioning assembly Download PDFInfo
- Publication number
- CN213098185U CN213098185U CN202020850533.XU CN202020850533U CN213098185U CN 213098185 U CN213098185 U CN 213098185U CN 202020850533 U CN202020850533 U CN 202020850533U CN 213098185 U CN213098185 U CN 213098185U
- Authority
- CN
- China
- Prior art keywords
- steel wire
- positioning
- location
- interface
- fixed cover
- 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.)
- Active
Links
Images
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model discloses a pulmonary nodule locating component, including pjncture needle and the inner core of wearing to locate in the pjncture needle, still including location steel wire and fixed cover, the rear end of pjncture needle has first interface and second interface through Y type bushing, the front end of location steel wire is provided with location portion, memory alloy material is chooseed for use to the location steel wire, location portion is the heliciform under the initial condition, get into the pjncture needle through first interface after location portion manual straightening, the second interface is connected with syringe or heparin cap, the fixed cover sets up on the external location steel wire of patient, be used for fixing external location steel wire and patient's skin. The utility model can be used for positioning the pulmonary nodule and other small nodules; the positioning effect is good, and the slippage rate is low; the medicine is safe and effective, and has few complications; is simple and convenient and is convenient to operate.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, especially, relate to a pulmonary nodule locating component.
Background
With the development of image diagnosis technology, early lung lesion discovery is achieved, and the pulmonary nodule detection rate requiring surgical treatment is easier. Clinically, the small nodes in various parts of the human body need to be located. The most common method at present is wire-positioning (Hook-wire). The top end of the positioning steel wire is provided with a barb which can hook the nodular tissue. However, the positioning steel wire is smooth and has low friction, so that the steel wire can slip outwards. If the tissue has more fiber components, outward slippage can be prevented, however, the lung tissue is different from other tissues, and the fiber components of the lung tissue are less, so that the phenomenon of slippage of a positioning steel wire frequently occurs clinically, the tissue positioning is invalid, the pain of a patient is caused, and the risk of bleeding or pneumothorax exists.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a pulmonary nodule locating component.
The utility model provides a pulmonary nodule locating component, includes the pjncture needle and wears to locate inner core in the pjncture needle still includes location steel wire and fixed cover, there are first interface and second interface in the rear end of pjncture needle through Y type bushing, the front end of location steel wire is provided with location portion, memory alloy material is chooseed for use to the location steel wire, under the initial condition location portion is the heliciform, pass through after the manual flare-out of location portion first interface gets into the pjncture needle, the second interface is connected with syringe or heparin cap, the syringe is used for injecting the dyestuff, the fixed cover sets up at the patient externally on the location steel wire, be used for external the location steel wire is fixed with patient's skin.
Preferably, the positioning steel wire is made of titanium-nickel alloy or platinum-tungsten alloy, and the shape memory temperature range of the positioning steel wire is 34-37 ℃.
Above technical scheme is preferred, the surface of location portion is equipped with a plurality of barbs.
Above technical scheme is preferred, memory alloy material, medical dismantlement-free suture material or artificial fiber nylon are selected for use to the barb.
Above technical scheme is preferred, fixed cover includes fixed cover body, the center of fixed cover body is equipped with axial through-hole, still be equipped with axial breach on the fixed cover body, the breach with the through-hole intercommunication, the internal surface of through-hole is equipped with the skid resistant course.
Above technical scheme is preferred, the front side of fixed cover body is equipped with a plurality of stickers.
Above technical scheme is preferred, be equipped with release liner on the sticker.
Above technical scheme is preferred, the skid resistant course chooses for use the silica gel material.
According to the preferable technical scheme, the outer surface of the puncture needle is provided with scales for marking the depth of the puncture needle penetrating into the body.
The utility model has the advantages and positive effects that: the utility model provides a lung nodule positioning assembly, which comprises a puncture needle, an inner core, a positioning steel wire and a fixed sleeve, wherein the rear end of the puncture needle is provided with a first interface and a second interface through a Y-shaped sleeve, the positioning steel wire performs steel wire positioning on lung nodules through the first interface, and the second interface can inject dye into a positioning part through connecting an injector, thereby achieving the purposes of dyeing and double positioning of the steel wire; the positioning steel wire is made of memory alloy materials, the positioning part can be conveniently straightened and directly extends into a pulmonary nodule through a puncture needle, the positioning steel wire is restored to an initial state in a human body temperature environment after entering a human body, the positioning part is spiral, if the positioning steel wire slides outwards, the spiral positioning part is gradually opened, and even if the positioning steel wire slides out for a long distance, the positioning steel wire can still be ensured to be positioned locally; the external positioning steel wire is connected with the skin of a patient through the fixing sleeve, so that the outward slippage of the positioning steel wire can be further reduced; the outer surface of the positioning part is provided with a plurality of barbs, so that the friction force between the positioning steel wire and the positioning part can be increased; compared with the existing barb, the positioning part for positioning the steel wire in the operation process is large in size and easy to touch, so that the positioning judgment is more accurate, and the surgical excision is facilitated.
Drawings
Fig. 1 is a schematic structural view of a lung nodule locating assembly according to an embodiment of the present invention;
fig. 2 is an initial state diagram of a positioning wire according to an embodiment of the present invention;
fig. 3 is a first schematic structural view of a fixing sleeve according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a fixing sleeve according to an embodiment of the present invention.
Wherein: 1. puncturing needle; 2. positioning the steel wire; 3. a Y-shaped sleeve; 4. a first interface; 5. a second interface; 6. a positioning part; 7. a barb; 8. a fixing sleeve body; 9. a through hole; 10. a notch; 11. an anti-slip layer; 12. a sticker; 13. and (4) calibration.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The present embodiment provides a lung nodule positioning assembly, as shown in fig. 1-4, including a puncture needle 1 and an inner core (not shown in the figure) inserted into the puncture needle 1, wherein the inner core is placed in the puncture needle 1 and is inserted into the patient, the inner core is drawn out after puncture, and then a positioning steel wire 2 is inserted, in the present embodiment, the puncture needle 1 and the inner core belong to the existing structure, and are not described herein again. In addition, the embodiment also comprises a positioning steel wire 2 and a fixing sleeve, wherein one end of the puncture needle 1 which is punctured into the body of a patient is the front end, and the other end is the rear end; the rear end of the puncture needle 1 is connected with a first connector 4 and a second connector 5 through a Y-shaped sleeve 3, the front end of the positioning steel wire 2 is provided with a positioning part 6, the positioning steel wire 2 is made of a memory alloy material, and the memory alloy is an alloy material which can completely eliminate the deformation of the positioning steel wire at a lower temperature after being heated and can restore the original shape of the positioning steel wire before the deformation, namely, the alloy has a memory effect. In the embodiment, the positioning part 6 is in a spiral shape in an initial state, the initial state refers to a shape processed in a memory temperature range, and the positioning part 6 enters the puncture needle 1 through the first port 4 after being straightened manually; the second interface 5 is connected with a syringe or a heparin cap, the syringe is used for injecting dye, such as medical dye such as methylene blue or fluorescent dye such as indocyanine green, so as to achieve double positioning of dyeing and steel wires, and can also be withdrawn in the puncture process to know whether the blood vessel is mistakenly inserted into the blood vessel, and the heparin cap is used for sealing the second interface 5 when the syringe is not connected; the fixing sleeve is arranged on the positioning steel wire 2 outside the patient body and is used for fixing the positioning steel wire 2 outside the patient body and the skin of the patient; the external positioning steel wire 2 is connected with the skin of a patient through a fixing sleeve, and the outward sliding of the positioning steel wire 2 can be further reduced.
Optionally, the positioning steel wire 2 is made of titanium-nickel alloy or platinum-tungsten alloy, the shape memory temperature range of the positioning steel wire 2 is 34-37 ℃, the positioning part 6 is straightened before the positioning steel wire 2 is placed in the positioning steel wire 2, the positioning steel wire 2 can conveniently penetrate into the puncture needle 1, and after the positioning steel wire 2 enters the body of a patient, the spiral shape of the positioning steel wire in the initial state of the memory temperature can be recovered under the environment of the body temperature of the human body. If the positioning steel wire 2 slides outwards, the spiral positioning part 6 is gradually opened, and even if the positioning steel wire 2 slides out for a long distance, the positioning steel wire 2 can still be ensured to be positioned locally.
Optionally, the outer surface of the positioning portion 6 is provided with a plurality of barbs 7. Wherein the barbs 7 are made of memory alloy materials, medical non-dismantling suture materials or artificial fiber nylon. Barb 7 of memory alloy material can be directly made by location steel wire 2 processing, and medical dismantlement-free suture line material can pack in advance in location portion 6, and synthetic fiber nylon then can set up on location portion 6 through winding mode. The surface of location portion 6 is equipped with a plurality of barbs 7, can increase the frictional force of location steel wire 2 and location portion 6.
Specifically, the fixing sleeve comprises a fixing sleeve body 8, an axial through hole 9 is formed in the center of the fixing sleeve body 8, an axial notch 10 is further formed in the fixing sleeve body 8, the notch 10 is communicated with the through hole 9, and the positioning steel wire 2 enters the fixing sleeve through hole 9 through the notch 10; the inner surface of the through hole 9 is provided with an anti-skid layer 11. Silica gel material is selected for use to skid resistant course 11, can increase the frictional force of steel wire and fixation clamp.
In order to further improve the steadiness that fixed cover, location steel wire 2 and patient are connected, the front side of fixed cover body 8 is equipped with a plurality of stickers 12, be equipped with on stickers 12 from the type membrane, it can from the type membrane pasting to reveal during the use. The adhesive sheet 12 can be replaced by a suture hole on the fixing sleeve body 8, and the fixing sleeve is sutured with the patient through a suture line.
Optionally, the outer surface of the puncture needle 1 is provided with a scale 13 for marking the depth of puncture into the body.
The working process of the embodiment: utilize pjncture needle 1 of taking the inner core to puncture to the assigned position, take out the inner core, the spiral location portion 6 of the front end of 2 positioning steel wires is flare-outed, location portion 6 of 2 positioning steel wires passes pjncture needle 1 and reaches the pulmonary nodule department, because positioning steel wire 2 adopts memory alloy, under the internal temperature, positioning steel wire 2 resumes to initial heliciform, and location portion 6 has barb 7, pass breach 10 and the skid resistant course 11 contact of fixed cover with the external naked positioning steel wire 2 of patient, can paste sticker 12 on patient's skin, make the front side of fixed cover paste on patient's skin. This embodiment can be used to locate the nodules in the lung and other areas; the positioning effect is good, and the slippage rate is low; the medicine is safe and effective, and has few complications; is simple and convenient and is convenient to operate.
The utility model has the advantages and positive effects that: the utility model provides a lung nodule positioning assembly, which comprises a puncture needle, an inner core, a positioning steel wire and a fixed sleeve, wherein the rear end of the puncture needle is provided with a first interface and a second interface through a Y-shaped sleeve, the positioning steel wire performs steel wire positioning on lung nodules through the first interface, and the second interface can inject methylene blue dyeing on the positioning part through connecting an injector, thereby achieving the purposes of dyeing and steel wire double positioning; the positioning steel wire is made of memory alloy materials, the positioning part can be conveniently straightened and directly extends into a pulmonary nodule through a puncture needle, the positioning steel wire is restored to an initial state in a human body temperature environment after entering a human body, the positioning part is spiral, if the positioning steel wire slides outwards, the spiral positioning part is gradually opened, and even if the positioning steel wire slides out for a long distance, the positioning steel wire can still be ensured to be positioned locally; the external positioning steel wire is connected with the skin of a patient through the fixing sleeve, so that the outward slippage of the positioning steel wire can be further reduced; the outer surface of the positioning part is provided with a plurality of barbs, so that the friction force between the positioning steel wire and the positioning part can be increased; compared with the existing barb, the positioning part for positioning the steel wire in the operation process is large in size and easy to touch, so that the positioning judgment is more accurate, and the surgical excision is facilitated.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (9)
1. The utility model provides a lung nodule locating component, includes pjncture needle and wears to locate inner core in the pjncture needle, its characterized in that: still including location steel wire and fixed cover, the rear end of pjncture needle has first interface and second interface through Y type bushing, the front end of location steel wire is provided with location portion, memory alloy material is chooseed for use to the location steel wire, under the initial condition location portion is the heliciform, pass through after the manual flare-out of location portion first interface gets into the pjncture needle, the second interface is connected with syringe or heparin cap, the syringe is used for injecting the dyestuff, the fixed cover sets up at the patient is external on the location steel wire, be used for external the location steel wire is fixed with patient's skin.
2. The lung nodule locating assembly of claim 1, wherein: the positioning steel wire is made of titanium-nickel alloy or platinum-tungsten alloy, and the shape memory temperature range of the positioning steel wire is 34-37 ℃.
3. The lung nodule locating assembly of claim 1, wherein: the surface of location portion is equipped with a plurality of barbs.
4. The lung nodule locating assembly of claim 3, wherein: the barbs are made of memory alloy materials, medical disassembly-free suture materials or artificial fiber nylon.
5. The lung nodule locating assembly of claim 1, wherein: the fixed cover comprises a fixed cover body, an axial through hole is formed in the center of the fixed cover body, an axial notch is further formed in the fixed cover body and communicated with the through hole, and an anti-skid layer is arranged on the inner surface of the through hole.
6. The lung nodule locating assembly of claim 5, wherein: the front side of the fixing sleeve body is provided with a plurality of sticking pieces.
7. The lung nodule locating assembly of claim 6, wherein: and a release film is arranged on the sticking sheet.
8. The lung nodule locating assembly of claim 5, wherein: the anti-skid layer is made of silica gel.
9. The lung nodule locating assembly of claim 1, wherein: the outer surface of the puncture needle is provided with scales for marking the depth of the puncture needle penetrating into the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020850533.XU CN213098185U (en) | 2020-05-20 | 2020-05-20 | Pulmonary nodule positioning assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020850533.XU CN213098185U (en) | 2020-05-20 | 2020-05-20 | Pulmonary nodule positioning assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213098185U true CN213098185U (en) | 2021-05-04 |
Family
ID=75668919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020850533.XU Active CN213098185U (en) | 2020-05-20 | 2020-05-20 | Pulmonary nodule positioning assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213098185U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648074A (en) * | 2021-07-05 | 2021-11-16 | 南京普立蒙医疗科技有限公司 | Pulmonary nodule positioning puncture needle |
-
2020
- 2020-05-20 CN CN202020850533.XU patent/CN213098185U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113648074A (en) * | 2021-07-05 | 2021-11-16 | 南京普立蒙医疗科技有限公司 | Pulmonary nodule positioning puncture needle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213098185U (en) | Pulmonary nodule positioning assembly | |
| CN208640848U (en) | Hypodermic tunnel constructing apparatus | |
| US20090088686A1 (en) | Method of locating vessel puncture access sites via tattoo or permanent marking | |
| CN213030796U (en) | Pulmonary nodule positioning device | |
| CN213552189U (en) | Electromagnetic navigation nodule puncture positioning needle | |
| CN214209118U (en) | Drainage tube assembly | |
| US8278110B2 (en) | Method and a blood oxygen tester for detecting the arterial or venous blood | |
| CN210931710U (en) | Puncture needle for treating trigeminal neuralgia | |
| CN210144718U (en) | Measurable puncture liquid extraction needle | |
| CN212879500U (en) | Pulmonary nodule locator | |
| CN217828603U (en) | Nodule positioning guide wire assembly | |
| CN209789976U (en) | neurology artery trocar | |
| US20110202003A1 (en) | Method of locating vessel puncture access sites via tattoo or permanent marking | |
| CN207444954U (en) | Anti-rebound needle holder | |
| CN217245921U (en) | Disposable fixable venous indwelling needle | |
| CN208552054U (en) | A kind of modified form pilot pin | |
| CN216294211U (en) | Device for positioning lung tumor and long-term tissue retention and guidance | |
| CN217366022U (en) | Puncture needle | |
| CN213217257U (en) | Biopsy puncture needle | |
| CN210931725U (en) | Pediatrics is with novel puncture device | |
| CN218870341U (en) | Biopsy appurtenance | |
| CN215079388U (en) | Negative pressure hollow needle for kidney biopsy puncture | |
| CN213606972U (en) | Medical aseptic flap artery perforator | |
| CN211433104U (en) | Nail bin assembly of hemorrhoid anastomat | |
| CN213217507U (en) | Puncture needle for interventional therapy of cardiology |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |