CN210249777U - Disposable CMOS image transmission visual sheath tube - Google Patents
Disposable CMOS image transmission visual sheath tube Download PDFInfo
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- CN210249777U CN210249777U CN201920719624.7U CN201920719624U CN210249777U CN 210249777 U CN210249777 U CN 210249777U CN 201920719624 U CN201920719624 U CN 201920719624U CN 210249777 U CN210249777 U CN 210249777U
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Abstract
The application discloses a disposable CMOS image transmission visual sheath tube, which comprises a sheath shell, a catheter, a CMOS camera shooting assembly and a light guide bundle; the sheath shell and the catheter are of tubular structures with cavities, and the catheter, the CMOS camera shooting assembly and the light guide beam are all located in the cavity of the sheath shell; the CMOS camera shooting component comprises a camera and a transmission line which are electrically connected with each other, and the transmission line is connected with an external display part; the front end of the light guide beam is a conduction port for illumination, and the rear end of the light guide beam is electrically connected with a power supply; the front end of the catheter, the camera and the conduction port are all fixed at the insertion end part of the sheath shell. Visual sheath is through coming thrombus, blood spot and true and false chamber direct judgement to the inside image of gathering of blood vessel, has improved operation efficiency, and fixes a position to disposable medical equipment, directly destroys after the operation, need not used repeatedly and disinfection.
Description
Technical Field
The application relates to a sheath tube for vascular puncture in the medical field, in particular to a disposable CMOS image transmission visual sheath tube.
Background
In the medical field, doctors carry out blood vessel puncture at present, and puncture auxiliary cooperation is carried out by using an angiography method. The contrast agent is used in the contrast process, the human body is damaged when the contrast agent is used too much, and the contrast agent only performs contrast in the circulating blood vessels, but does not have any effect in the blood vessels with thrombus blockage. Doctors cannot clearly judge thrombus and blood spots in the operation process, blind puncture probing is usually performed when the correct blood vessel is searched, and the condition that one blood vessel is dredged is often more than 2 hours. In addition, the doctor can not judge the true cavity or the false cavity in time, and needs to judge the true cavity or the false cavity after using the contrast medium for radiography in the later period. In view of the above, there is a need for a sheath that is safe, reliable, and efficient to reduce the use of contrast media and improve the efficiency of the procedure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a visual sheath pipe of disposable CMOS biography image comes thrombus, blood spot and true and false chamber through gathering the image to blood vessel inside and directly judges to reduce the puncture needle and pierce through vascular condition and take place, reduce the use of contrast medium to the harm of human body, and improve operation efficiency. In addition, the visual sheath tube is disposable medical equipment, is directly destroyed after operation, and does not need to be reused and sterilized.
In order to achieve the above object, the utility model provides a following technical scheme:
the embodiment of the application discloses a disposable CMOS image transmission visual sheath tube, which comprises a sheath shell, a catheter, a CMOS camera shooting assembly and a light guide beam;
the sheath shell and the catheter are of tubular structures with cavities, and the catheter, the CMOS camera shooting assembly and the light guide beam are all located in the cavity of the sheath shell;
the CMOS camera shooting component comprises a camera and a transmission line which are electrically connected with each other, and the transmission line is connected with an external display part;
the front end of the light guide beam is a conduction port for illumination, and the rear end of the light guide beam is electrically connected with a power supply;
the front end of the catheter, the camera and the conduction port are all fixed at the insertion end part of the sheath shell.
Preferably, the CMOS camera module further comprises a connector, the connector is disposed at a rear end of the transmission line, and the transmission line is connected to an external display unit through the connector.
Preferably, the connector comprises a USB connector, a type-c connector, a mini-USB connector, a flat cable or an aviation connector.
Preferably, the sheath shell includes interconnect's head end sheath shell and rear end sheath shell, the head end sheath shell does the end that inserts of sheath shell, just the head end sheath shell adopts the metallic material that can develop under the X-ray irradiation to make, rear end sheath shell adopts macromolecular material to make.
Preferably, the head end sheath further comprises a front end filler, and the front end filler is filled in the cavity of the head end sheath.
Preferably, the front filler is a light guide bundle.
Preferably, the light guide bundle is made of an illumination fiber, and the illumination fiber forms two fiber bundles as the two conduction ports at the front end of the light guide bundle and combines the two fiber bundles into one fiber bundle at the rear end to be electrically connected with a power supply.
Preferably, the power supply includes a laser light source, an LED light source, or a halogen light source.
Preferably, still including being used for connecting leaded light bundle and power supply's connector, the connector includes holder and retaining member, link up around the inside of holder, just the cone of taking the slope of four splits is split into to the front end of holder, the retaining member is located for the cover the holder be used for with four of holder the annular structure that the split tightened up, just the inner ring of retaining member have with the identical slope of cone.
Preferably, the length of the sheath is 1.2-2 m.
Compared with the prior art, the utility model has the advantages of:
(1) the patient does not need to take a contrast medium, so that the harm to the human body is reduced;
(2) and thrombus, blood spots and true and false cavities do not need to be judged and blindly punctured and probed. The condition that the puncture needle penetrates through the blood vessel is effectively reduced, and the efficiency of blood vessel puncture is improved;
(3) the disposable medical sheath tube has low manufacturing cost, is positioned as a disposable sheath tube, is directly destroyed after operation compared with a reusable instrument, does not need to be reused and sterilized, and has inherent advantages in medical sanitation.
Drawings
In order to more clearly illustrate the embodiments of the present application 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 described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a disposable CMOS image transmission visual sheath according to an embodiment of the present invention.
FIG. 2 is an exploded view of the disposable CMOS image-transmitting sheath corresponding to FIG. 1;
fig. 3 is a diagram showing a structure of a balloon sheath shell at the rear end of a disposable CMOS image-transmitting visual balloon sheath.
Description of reference numerals:
Rear end balloon sheath 13
Connector 5 holder 51 locking member 52
Puncture guide wire 6
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail below 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 efforts belong to the protection scope of the present invention.
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 in specific cases to those skilled in the art.
The disposable CMOS image-transmitting visual sheath in this embodiment, as shown in fig. 1 and 2, includes a sheath 1, a catheter 2, a CMOS image pickup assembly 3, and a light guide bundle 4. The total length of the visual sheath is 1.2-2 m, and the visual sheath is suitable for a puncture guide wire 6 with the diameter not more than 2.5 mm.
The sheath shell 1 is a tubular structure with a cavity, and the catheter 2, the CMOS camera component 3 and the light guide beam 4 are all positioned in the cavity of the sheath shell 1. Sheath shell 1 wraps up above-mentioned pipe 2, CMOS camera module 3 and leaded light bundle 4 in its cavity, can make on the one hand and keep relatively fixed position relation between pipe 2, CMOS camera module 3 and the leaded light bundle 4, and on the other hand, sheath shell 1 can adopt macromolecular material to make, for example transparent subsides, can play waterproof effect, avoids CMOS camera module 3 and electronic components in the leaded light bundle 4 to wet the inefficacy.
In addition, in order to ensure better use effect, the sheath shell 1 can be divided into two parts with different hardness and material, as shown in fig. 1 and 2, the sheath shell 1 can be decomposed into a head-end sheath shell 11 and a rear-end sheath shell 12 which are connected with each other, the head-end sheath shell 11 is an insertion end of the sheath shell 1, the head-end sheath shell 11 is made of a metal material which can be developed under X-ray irradiation, and the rear-end sheath shell 12 is made of a polymer material, such as a transparent paste.
The catheter 2 is also a tubular structure with a cavity and can be made of polyether block Polyamide (PEBAX) material, and the front end of the catheter 2 is fixedly arranged in the head-end sheath shell 11 of the sheath shell 1, i.e. the front end of the catheter 2 is fixedly connected with the head-end sheath shell 11 of the sheath shell 1 into a whole. When performing a puncture procedure, the puncture guidewire 6 can be moved back and forth through the lumen of the catheter 2.
The CMOS camera module 3 includes a camera 31 and a transmission line 32 electrically connected to each other, and the transmission line 32 is connected to an external display unit. The camera 31 is a CMOS camera, and the camera 31 is fixed in the head end sheath shell 11 of the sheath shell 1, i.e. the camera 31 is fixedly connected with the head end sheath shell 11 of the sheath shell 1. In this case, the direction in which the camera 31 collects the image is the same as the direction in which the puncture guide wire 6 advances, that is, the camera 31 is fixed to the outer end surface of the head-end sheath 11, and the camera 31 only collects the image in front of the puncture guide wire 6. In addition, the plurality of cameras 31 may also be provided, and the plurality of cameras 31 can acquire images around the puncture guide wire 6 in addition to images in front of the puncture guide wire 6, that is, the plurality of cameras 31 are fixed to the outer end surface and the outer peripheral surface of the head end sheath shell 11, so that more image information around the puncture guide wire 6 can be acquired.
In addition, a connector 33 may be provided at the rear end of the transmission line 32 of the CMOS camera module 3, so that the transmission line 32 is connected to an external display unit through the connector 33. The connector 33 is a quick-plug connector, and the specific type includes a USB connector, a type-c connector, a mini-USB connector, a flat cable or an aviation connector. Through the connector 33, the CMOS camera component 3 can be quickly connected with and disconnected from an external display component.
Since the CMOS camera module 3 requires illumination during image acquisition, the camera 31 is illuminated with the light guide bundle 4. As shown in fig. 2, the front end of the light guide bundle 4 is a conduction port 41 for illumination, and the rear end of the light guide bundle 4 is electrically connected to a power supply. The conduction port 41 is fixedly arranged in the head-end sheath shell 11 of the sheath shell 1, that is, the conduction port 41 and the head-end sheath shell 11 of the sheath shell 1 are fixedly connected into a whole.
The light guide bundle 4 may be made of an illumination fiber, and the illumination fiber forms two fiber bundles as two conduction ports 41 at the front end of the light guide bundle 4, and combines into one fiber bundle at the rear end to be electrically connected with an external power supply. In addition, the light guide bundle 4 can also be a Light Emitting Diode (LED), the light emitting element of the Light Emitting Diode (LED) is a conduction port 41, the rear end of the Light Emitting Diode (LED) is electrically connected with a power supply, and compared with the light guide bundle 4 made of optical fibers, the diameter of the section of the rear end of the light guide bundle 4 made of the Light Emitting Diode (LED) is smaller, which is more beneficial to reducing the diameter of the sheath. The external power supply includes a laser light source, an LED light source, a halogen light source, or the like.
In order to connect the light guide bundle 4 and an external power supply into a whole, in this embodiment, a connector 5 is further disposed at the rear end of the light guide bundle 4, the connector 5 is used for connecting the light guide bundle 4 and the external power supply, the connector 5 includes a clamping member 51 and a locking member 52, the clamping member 51 is a T-shaped structure, a cavity is formed in the clamping member 51, and the clamping member 51 is penetrated by the cavity. The front end of the holding member 51 is a tapered cone, and the cone is divided into four slits. Retaining member 52 is the loop configuration, and retaining member 52 cover is established on the cone of holder 51, and the inner ring of retaining member 52 has the slope with holder 51's cone assorted, and holder 51's four splits tighten up at retaining member 52 around the extrusion used down to be connected as an organic whole with leaded light bundle 4 in the holder 51 cavity and external power supply's wire.
In addition, in order to ensure that the front end of the catheter 2, the camera 31 and the conduction port 41 are all fixed inside the head end sheath 11 of the sheath 1, and in order to prevent liquid from entering the cavity of the sheath 1 from the front end surface of the head end sheath 11 to damp electrical components, the inside of the head end sheath 11 is provided with a front end filler 111. The front end filler 111 is made of an elastic material and can fill the blank area in the cavity of the head end sheath shell 11, so that the effects of fixing the components in the cavity and preventing water are achieved. Because the light guide bundle 4 made of the illumination optical fiber has elasticity, the light guide bundle 4 can be used as the front end filler 111, so that the section diameter of the head end sheath shell 11 can be effectively reduced, and the diameter of the sheath insertion end can be reduced.
The use method of the visual sheath comprises the following steps: when puncture operation is carried out, the puncture guide wire 6 passes through the catheter 2 in the visual sheath to reach a puncture position, the visual sheath can reach the foremost end of the puncture guide wire 6 along the path of the puncture guide wire 6, when thrombus, blood spots and true and false cavities exist, the puncture guide wire 6 stops advancing, image information is collected through the camera 31 on the visual sheath, and after the advancing path and the true and false cavity positions of the puncture guide wire 6 are distinguished, the puncture guide wire 6 is guided to carry out puncture operation along the correct direction. Compared with the prior art, the patient does not need to take a contrast medium during puncture operation, the harm to the human body is reduced, the thrombus, the blood spot and the true and false cavity do not need to be judged and blindly punctured and probed, the condition that the puncture needle penetrates through the blood vessel is effectively reduced, and the efficiency of blood vessel puncture is improved. In addition, the manufacturing cost of the visual sheath is lower, the visual sheath can be positioned to be a disposable sheath, compared with a reusable instrument, the visual sheath can be directly destroyed after operation, the repeated use and the disinfection are not needed, and the visual sheath has the inherent advantage in medical sanitation.
In other embodiments, the rear-end sheath 12 on the sheath 1 can be replaced with a rear-end balloon sheath 13, as shown in fig. 3, to form a disposable CMOS image-transmitting visual balloon sheath, which can function to dilate a blood vessel using a balloon, the rear-end balloon sheath 13 and the inner catheter 2 can be coaxial (lacuna cuff), dual lumen (independent guidewire lumen, independent filling/deflation lumen), triple lumen (independent guidewire lumen, independent filling lumen, independent deflation lumen),
in the above-described embodiment, the balloon in the rear balloon sheath 13 may be a compliant balloon or a non-compliant balloon.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A disposable CMOS image transmission visual sheath tube is characterized in that: the sheath comprises a sheath shell, a catheter, a CMOS camera component and a light guide beam;
the sheath shell and the catheter are of tubular structures with cavities, and the catheter, the CMOS camera shooting assembly and the light guide beam are all located in the cavity of the sheath shell;
the CMOS camera shooting component comprises a camera and a transmission line which are electrically connected with each other, and the transmission line is connected with an external display part;
the front end of the light guide beam is a conduction port for illumination, and the rear end of the light guide beam is electrically connected with a power supply;
the front end of the catheter, the camera and the conduction port are all fixed at the insertion end part of the sheath shell.
2. The disposable CMOS image-transmitting visual sheath according to claim 1, wherein: the CMOS camera shooting assembly further comprises a connector, wherein the connector is arranged at the rear end of the transmission line, and the transmission line is connected with an external display component through the connector.
3. The disposable CMOS image-transmitting visual sheath according to claim 2, wherein: the connector comprises a USB connector, a type-c connector, a mini-USB connector, a flat cable or an aviation connector.
4. The disposable CMOS image-transmitting visual sheath according to claim 1, wherein: the sheath shell includes interconnect's head end sheath shell and rear end sheath shell, the head end sheath shell does the end that inserts of sheath shell, just the head end sheath shell adopts the metallic material that can develop under the X-ray irradiation to make, the rear end sheath shell adopts macromolecular material to make.
5. The disposable CMOS image-transmitting visual sheath of claim 4, wherein: the front-end sheath shell is characterized by further comprising a front-end filler, and the front-end filler is filled in the cavity of the head-end sheath shell.
6. The disposable CMOS image-transmitting visual sheath of claim 5, wherein: the front end filler is a light guide bundle.
7. The disposable CMOS image-transmitting visual sheath according to claim 1, wherein: the light guide bundle is made of an illumination optical fiber, the illumination optical fiber forms two optical fiber bundles at the front end of the light guide bundle to serve as two light guide openings, and the two optical fiber bundles are combined at the rear end to form an optical fiber bundle which is electrically connected with a power supply.
8. The disposable CMOS image-transmitting visual sheath according to claim 1, wherein: the power supply comprises a laser light source, an LED light source or a halogen light source.
9. The disposable CMOS image-transmitting visual sheath according to claim 1, wherein: still including being used for connecting leaded light bundle and power supply's connector, the connector includes holder and retaining member, link up around the inside of holder, just the cone of taking the slope of four splits is split into to the front end of holder, the retaining member is located for the cover the holder be used for with four of holder the annular structure that the split tightened up, just the inner ring of retaining member have with the identical slope of cone.
10. The disposable CMOS image-transmitting visual sheath according to claim 1, wherein: the length of the sheath tube is 1.2-2 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920719624.7U CN210249777U (en) | 2019-05-20 | 2019-05-20 | Disposable CMOS image transmission visual sheath tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920719624.7U CN210249777U (en) | 2019-05-20 | 2019-05-20 | Disposable CMOS image transmission visual sheath tube |
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| CN210249777U true CN210249777U (en) | 2020-04-07 |
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| CN201920719624.7U Active CN210249777U (en) | 2019-05-20 | 2019-05-20 | Disposable CMOS image transmission visual sheath tube |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI823304B (en) * | 2021-09-07 | 2023-11-21 | 陳階曉 | Medical endoscope system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI823304B (en) * | 2021-09-07 | 2023-11-21 | 陳階曉 | Medical endoscope system |
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