CN112741588A - Fusion device - Google Patents
Fusion device Download PDFInfo
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- CN112741588A CN112741588A CN202110070348.8A CN202110070348A CN112741588A CN 112741588 A CN112741588 A CN 112741588A CN 202110070348 A CN202110070348 A CN 202110070348A CN 112741588 A CN112741588 A CN 112741588A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/07—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements using light-conductive means, e.g. optical fibres
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00066—Proximal part of endoscope body, e.g. handles
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00112—Connection or coupling means
- A61B1/00121—Connectors, fasteners and adapters, e.g. on the endoscope handle
- A61B1/00128—Connectors, fasteners and adapters, e.g. on the endoscope handle mechanical, e.g. for tubes or pipes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/05—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
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Abstract
The invention discloses a fusion device which comprises an electronic endoscope and an implantation assembly, wherein the electronic endoscope is used for collecting and displaying image information of a living body cavity, the implantation assembly is used for implanting a fusion device into a part to be fused of the living body cavity, the fusion device is connected with one end of the implantation assembly, one end of the electronic endoscope penetrates through the implantation assembly, and one end of the electronic endoscope penetrates into the other end of the implantation assembly and extends out of one end of the fusion device. The fusion device adopts the electronic endoscope with higher resolution, and clear images can be acquired through the electronic endoscope with higher resolution, so that operators with less experience can accurately distinguish local tissues, and the safety and efficiency of the operation are improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a fusion device.
Background
The traditional fusion device usually adopts a fiber endoscope as an imaging component, but the resolution ratio of the fiber endoscope is low, so that the image acquired by the fiber endoscope is unclear, and the operator with insufficient experience cannot accurately distinguish local tissues, thereby affecting the safety and efficiency of the operation. The specific reasons for the unclear image of the optical fiber endoscope are as follows: in the optical fiber endoscope image transmission optical fiber bundle, each optical fiber transmits a part of image for the ocular lens, and a small space is inevitably reserved between the optical fibers with circular sections and becomes a free space of any image or optical fiber, and the tiny dark spaces can cause a honeycomb or grid pattern, so that the particles of the ocular lens image are increased, and the image is blurred; in addition, after the image transmission optical fiber bundle of the optical fiber endoscope is bent for a long time, some optical fiber wires are broken, and the broken optical fiber wires cannot transmit pixels, so that black points, namely a black and white point mixed gray effect, can appear, an image area is free, the resolution of images acquired by the optical fiber endoscope is reduced, and the images acquired by the optical fiber endoscope are unclear.
Disclosure of Invention
The invention mainly aims to provide a fusion device, and aims to solve the technical problems that the resolution of an optical fiber endoscope in the prior art is low, so that images acquired by the optical fiber endoscope are unclear, and the operation safety and efficiency of a user are influenced.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a fusion device, comprising:
an electronic endoscope for acquiring and displaying image information of a body cavity of a living body, and
the implantation assembly is used for implanting a fusion device into a part to be fused of the body cavity of the living body, the fusion device is connected with one end of the implantation assembly, one end of the electronic endoscope penetrates through the implantation assembly, and one end of the electronic endoscope penetrates into the other end of the implantation assembly and extends out of one end of the fusion device.
Preferably, the electronic endoscope comprises a tube body, and an illumination light source, an objective lens and an image sensor which are arranged in the tube body, wherein the illumination light source is used for illuminating the living body cavity, the objective lens is used for imaging an optical image of the living body cavity on the image sensor, and the image sensor is used for converting the image transmitted by the objective lens into an electric signal and transmitting the electric signal to the image processor.
Preferably, the implant assembly comprises an implant element and an adjusting element connected with the implant element, the implant element and the adjusting element are both hollow structures, the fusion device and one end of the implant element, which is far away from the adjusting element, are connected, one end of the electronic endoscope penetrates into the adjusting element and the implant element in sequence and extends out from one end of the fusion device, the implant element is used for implanting the fusion device onto a part to be fused of the living body cavity, and the adjusting element is used for adjusting the length of one end of the electronic endoscope extending out from one end of the fusion device.
Preferably, the implant element comprises a first tube, a first handle and a locker, the first tube is connected with the first handle, the first handle and the locker are both hollow structures, the fusion cage is placed at one end of the first tube far away from the first handle, the first tube is used for limiting the fusion cage to rotate relative to the first tube, so that the locker can lock the fusion cage after sequentially passing through the first handle and the first tube, the adjusting element is connected with one end of the locker far away from the first handle, and one end of the electronic endoscope sequentially penetrates through the adjusting element, the locker, the first handle and the first tube and extends out of one end of the fusion cage.
Preferably, the locker comprises a second pipe body and a second handle connected with the second pipe body, the second handle is of a hollow structure, one end, far away from the second handle, of the second pipe body sequentially penetrates through the first handle and the first pipe body and locks the fusion device, the adjusting element is connected with one end, far away from the second pipe body, of the second handle, and one end of the electronic endoscope sequentially penetrates through the adjusting element, the second handle, the second pipe body, the first handle and the first pipe body and extends out of one end of the fusion device.
Preferably, the adjusting element includes a third tube, an adjusting ring, a fastener and a connecting piece, the third tube is provided with a first limiting through hole extending axially, the adjusting ring is provided with a second limiting through hole extending obliquely, the adjusting ring is sleeved on the third tube and can rotate around the outer peripheral surface of the third tube, the connecting piece is connected with the electronic endoscope, one end of the electronic endoscope sequentially penetrates through the third tube and the implant element and extends out from one end of the fusion device, so that the connecting piece is located in the third tube, the fastener sequentially penetrates through the second limiting through hole and the first limiting through hole and is locked on the connecting piece, wherein one end of the fastener, which is far away from the connecting piece, is located in the second limiting through hole or protrudes out of the second limiting through hole; through rotating the adjusting ring, the fastener moves axially along the first limiting through hole under the action of the second limiting through hole, so that the fastener drives the connecting piece to move axially along the first limiting through hole, and the connecting piece drives the electronic endoscope to move axially along the first limiting through hole.
Preferably, the outer circumferential surface of the connecting piece is provided with a second protrusion extending along the axial direction of the connecting piece, the inner circumferential surface of the third pipe body is provided with a second limiting groove adapted to the second protrusion, and the second protrusion is matched with the second limiting groove to limit the connecting piece to rotate relative to the third pipe body.
Preferably, the adjusting element further comprises a third handle, the third handle is of a hollow structure, the third handle is sleeved on the adjusting ring, and the third handle is rotated to drive the adjusting ring to rotate.
Preferably, the adjusting element further comprises a limiting ring, and the limiting ring is sleeved on one end of the electronic endoscope far away from the fusion device to limit the electronic endoscope to move radially relative to the third tube body.
Preferably, the fusion device further comprises an end cap disposed on an end of the implant assembly distal to the fusion device.
Compared with the prior art, the invention has the following beneficial effects:
the application discloses fusion device adopts the higher electron endoscope of resolution ratio, can gather clear image through the higher electron endoscope of resolution ratio for the operating personnel who lacks experience can accurately distinguish local tissue, thereby has improved operation security and efficiency. Stretch out the one end of electronic endoscope's one end from the fusion ware to make operating personnel can all-roundly observe the organizational structure of fusion ware front end, make the art field can fully expose, thereby reduced the risk that the fusion ware appears damaging export nerve root and dura mater sac implanting the in-process, can accurately fuse the fusion ware on treating the fusion position simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a fusion device according to one embodiment of the present invention;
FIG. 2 is an exploded view of a fusion device according to one embodiment of the present invention;
FIG. 3 is a schematic view of an electronic endoscope according to one embodiment of the present invention;
FIG. 4 is a cross-sectional view of an electronic endoscope according to one embodiment of the present invention;
FIG. 5 is an enlarged view at B in FIG. 4;
FIG. 6 is a front view of a tube of an electronic endoscope according to one embodiment of the present invention;
FIG. 7 is an enlarged view at A in FIG. 2;
FIG. 8 is an exploded view of an adjustment member according to one embodiment of the present invention;
FIG. 9 is a schematic view of a connector according to one embodiment of the present invention;
FIG. 10 is a schematic view of a third handle according to one embodiment of the present invention.
10. A fusion device; 1. an electronic endoscope; 11. a pipe body; 111. a first channel; 112. a second channel; 113. a third channel; 12. an illumination light source; 13. an objective lens; 14. an image sensor; 15. a signal line; 16. a lens body; 2. an implant assembly; 21. an implant element; 211. a first pipe body; 2111. a first protrusion; 212. a first handle; 213. a locker; 2131. a second tube body; 2132. a second handle; 22. an adjustment element; 221. a third tube; 2211. a first limiting through hole; 2212. a second limit groove; 222. an adjusting ring; 2221. a second limiting through hole; 223. a fastener; 224. a connecting member; 2241. a second protrusion; 225. a third handle; 226. a limiting ring; 3. a fusion device; 31. a first limit groove; 4. and (4) end covers.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are 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" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1-2, the present embodiment provides a fusion device 10, the fusion device 10 includes an electronic endoscope 1 and an implantation module 2, the electronic endoscope 1 is used for collecting and displaying image information of a living body cavity, the implantation module 2 is used for implanting a fusion device 3 on a to-be-fused part of the living body cavity, the fusion device 3 is connected with one end of the implantation module 2, one end of the electronic endoscope 1 is arranged on the implantation module 2 in a penetrating way, wherein one end of the electronic endoscope 1 penetrates from the other end of the implantation module 2 and extends out from one end of the fusion device 3.
The fusion device 10 of the embodiment adopts the electronic endoscope 1 with higher resolution, and clear images can be acquired through the electronic endoscope 1 with higher resolution, so that operators with less experience can accurately distinguish local tissues, and the operation safety and efficiency are improved. Stretch out the one end of electronic endoscope 1 from the one end of fusion ware 3 (being equivalent to the front end of fusion ware 3) to make operating personnel can all-roundly observe the organizational structure of fusion ware 3 front end, make the art wild can fully expose, thereby reduced fusion ware 3 and appeared damaging the risk of export nerve root and dura mater sac implanting the in-process, can accurately fuse fusion ware 3 on treating the fusion position simultaneously.
As shown in fig. 3 to 6, the electronic endoscope 1 includes a tube body 11, and an illumination light source 12, an objective lens 13, and an image sensor 14, which are disposed inside the tube body 11, the illumination light source 12 being for illuminating a living body cavity, the objective lens 13 being for imaging an optical image of the living body cavity on the image sensor 14, and the image sensor 14 being for converting the image transmitted by the objective lens 13 into an electrical signal and transmitting it to the image processor. The surface of the living body cavity can be irradiated by the illumination light source 12, thereby facilitating observation by the operator. The imaging module composed of the objective lens 13 and the image sensor 14 can convert light energy into electric energy, and then the high-definition and vivid-color image is reconstructed by the image processor, so that operators with short experience can accurately distinguish local tissues, and the safety and efficiency of the operation are improved. Meanwhile, the problem that the fusion device 10 is high in cost due to the fact that the optical fiber endoscope adopts optical fiber materials can be avoided.
In the present embodiment, the image sensor 14 is a CMOS image sensor, which has the following advantages: 1. the power consumption is low, the CMOS image sensor only needs single voltage for power supply, the static power consumption is almost zero, and the power consumption is only equal to 1/8 of the CCD. 2. The imaging speed is fast, the CCD adopts the working mode of serial continuous scanning, the whole row or whole column of images must be read out at one time, and the CMOS image sensor can simultaneously amplify signals on the basis of each pixel scanning. 3. The CMOS image sensing chip can sense visible light waves and non-visible light waves. 4. Low cost, low CMOS manufacturing cost, simple structure and high yield. It will be appreciated that in alternative embodiments, the image sensor 14 may also employ a CCD.
As shown in fig. 6, the tube 11 includes a first passage 111, a second passage 112, and a third passage 113, the illumination source 12 is disposed in the first passage 111, the objective lens 13 and the image sensor 14 are disposed in the second passage 112, and the third passage 113 is used to pass through the instrument. The installation of the illumination light source 12 can be facilitated through the first passage 111, and the installation of the objective lens 13 and the image sensor 14 can be facilitated through the second passage 112.
In the present embodiment, the illumination light source 12 is an illumination fiber.
The illumination light source 12 is connected to a power source via a signal line 15. With this arrangement, it is possible to avoid a problem that the fusion device 10 is low in reliability due to the easy breakage of the optical fiber.
As shown in fig. 1-2, the implant assembly 2 comprises an implant member 21 and an adjusting member 22 connected with the implant member 21, the implant member 21 and the adjusting member 22 are both hollow structures, the fusion device 3 and one end of the implant member 21 far away from the adjusting member 22 are connected, one end of the electronic endoscope 1 penetrates through the adjusting member 22 and the implant member 21 in sequence and extends out from one end of the fusion device 3, the implant member 21 is used for implanting the fusion device 3 on a to-be-fused part of a living body cavity, and the adjusting member 22 is used for adjusting the length of one end of the electronic endoscope 1 extending out from one end of the fusion device 3. When the length of one end of the electronic endoscope 1 extending out of the front end of the fusion device 3 is large, the electronic endoscope 1 is adjusted through the adjusting element 22, so that the length of one end of the electronic endoscope 1 extending out of the front end of the fusion device 3 is in a proper range, and the problem that one end of the electronic endoscope 1 collides with a part to be fused due to the fact that the length of one end of the electronic endoscope 1 extending out of the front end of the fusion device 3 is large, and the electronic endoscope 1 is damaged is solved. When one end of the electronic endoscope 1 does not extend out of the front end of the fusion device 3, the electronic endoscope 1 is adjusted through the adjusting element 22, so that the length of the one end of the electronic endoscope 1 extending out of the front end of the fusion device 3 is in a proper range, and the problem that the fusion device 3 shields the visual field of the electronic endoscope 1 due to the fact that the one end of the electronic endoscope 1 does not extend out of the front end of the fusion device 3, and therefore operation safety is affected is avoided.
As shown in fig. 2, the implanting element 21 includes a first tube 211, a first handle 212 and a locker 213, the first tube 211 is connected to the first handle 212, the first handle 212 and the locker 213 are both hollow structures, the fusion cage 3 is disposed at an end of the first tube 211 away from the first handle 212, the first tube 211 is used for limiting the fusion cage 3 to rotate relative to the first tube 211, so that the locker 213 can lock the fusion cage 3 after sequentially passing through the first handle 212 and the first tube 211, the adjusting element 22 is connected to an end of the locker 213 away from the first handle 212, and an end of the electronic endoscope 1 sequentially penetrates through the adjusting element 22, the locker 213, the first handle 212 and the first tube 211 and extends out from an end of the fusion cage 3. The first handle 212 can be conveniently held by an operator, so that the first tube body 211 cannot rotate relative to the locker 213 when the locker 213 locks or unlocks the fusion cage 3, the fastener 223 can quickly lock or unlock the fusion cage 3, and the operation efficiency is improved. The rotation of the fusion cage 3 with respect to the first pipe body 211 can be restricted by the first pipe body 211 so that the locker 213 can reliably lock or unlock the fusion cage 3 in locking the fusion cage 3, thereby improving the reliability of the fusion apparatus 10.
In this embodiment, the first tube 211 and the first handle 212 are snap-fitted.
As shown in fig. 7, a first protrusion 2111 extending outwards along an end arm of the first tube 211 is disposed on an end of the first tube 211 away from the first handle 212, a first limiting groove 31 adapted to the first protrusion 2111 is disposed on an inner wall of the fusion device 3, and the fusion device 3 is limited from rotating relative to the first tube 211 by the cooperation of the first protrusion 2111 and the first limiting groove 31. By the arrangement, the design is ingenious, the structure is simple, and the cost is low; moreover, the first protrusion 2111 and the first stopper groove 31 are engaged with each other, so that the fusion cage 3 can be reliably prevented from rotating relative to the first tubular body 211, thereby improving the reliability of the fusion device 10.
As shown in fig. 2, the locking device 213 includes a second tube 2131 and a second handle 2132 connected to the second tube 2131, the second handle 2132 is a hollow structure, one end of the second tube 2131 away from the second handle 2132 sequentially passes through the first handle 212 and the first tube 211 and locks the fusion device 3, the adjusting element 22 is connected to one end of the second handle 2132 away from the second tube 2131, and one end of the electronic endoscope 1 sequentially penetrates through the adjusting element 22, the second handle 2132, the second tube 2131, the first handle 212 and the first tube 211 and extends out from one end of the fusion device 3. The second handle 2132 can facilitate force application of an operator, so that one end of the second tube 2131, which is far away from the second handle 2132, can quickly lock or unlock the fusion cage 3, and the operation efficiency is improved.
In this embodiment, an end of the second tube 2131 remote from the second handle 2132 is threadedly engaged with the fusion device 3.
Specifically, an external thread is arranged at one end, away from the second handle 2132, of the second tube 2131, an internal thread adapted to the external thread is arranged on the fusion cage 3, and the external thread and the internal thread are matched with each other, so that one end, away from the second handle 2132, of the second tube 2131 is in threaded connection with the fusion cage 3. With such an arrangement, the second tube 2131 can be quickly locked or unlocked by screwing the second handle 2132, so that the operation efficiency is improved.
In the present embodiment, the electronic endoscope 1 further includes a scope body 16 connected to the tube body 11, wherein the scope body 16 and the tube body 11 are not coaxial. As shown in fig. 8-10, the adjusting element 22 includes a third tube 221, an adjusting ring 222, a fastening element 223 and a connecting element 224, the third tube 221 is provided with a first limit through hole 2211 extending axially, the adjusting ring 222 is provided with a second limit through hole 2221 extending obliquely, the adjusting ring 222 is sleeved on the third tube 221 and can rotate around the outer circumferential surface of the third tube 221, the connecting element 224 is connected with the electronic endoscope 1, one end of the electronic endoscope 1 sequentially penetrates from the third tube 221 and the implant element 21 and extends out from one end of the fusion device 3, so that the connecting element 224 is located in the third tube 221, the fastening element 223 sequentially penetrates through the second limit through hole 2221 and the first limit through hole 2211 and is locked on the connecting element 224, wherein one end of the fastening element 223 far from the connecting element 224 is located in the second limit through hole 2221 or protrudes out of the second limit through hole 2221; by rotating the adjusting ring 222, the fastener 223 is axially moved along the first limit through hole 2211 under the action of the second limit through hole 2221, so that the fastener 223 drives the connecting member 224 to axially move along the first limit through hole 2211, and the connecting member 224 drives the electronic endoscope 1 to axially move along the first limit through hole 2211. With the arrangement, the length of the one end of the electronic endoscope 1 extending out of the front end of the fusion device 3 can be quickly adjusted only by rotating the adjusting ring 222, so that the operation efficiency is improved. Simultaneously through the cooperation of first spacing through-hole 2211 and fastener 223 for connecting piece 224 can only follow third body 221 axial displacement, and it is rotatory to restrict the relative third body 221 of connecting piece 224, thereby avoids damaging the problem of body 11 easily when leading to body 16 to take place to rotate because of body 16 and body 11 disalignment, and then has guaranteed the life of fusion device 10.
Specifically, one end of the electronic endoscope 1 is inserted from the third tube 221, the second handle 2132, the second tube 2131, the first handle 212, and the first tube 211 in this order and extended from one end of the fusion device 3, so that the connector 224 is located inside the third tube 221.
As shown in fig. 9, the outer circumferential surface of the connecting member 224 is provided with a second protrusion 2241 extending in the axial direction of the connecting member 224, and the inner circumferential surface of the third tube body 221 is provided with a second stopper groove 2212 adapted to the second protrusion 2241, so that the rotation of the connecting member 224 relative to the third tube body 221 is restricted by the engagement of the second protrusion 2241 and the second stopper groove 2212. With the arrangement, the problem that the tube body 11 is easily damaged when the mirror body 16 rotates due to the fact that the mirror body 16 and the tube body 11 are not coaxial can be further avoided, and therefore the service life of the fusion device 10 is further guaranteed.
As shown in fig. 8, the adjusting element 22 further includes a third handle 225, the third handle 225 is a hollow structure, the third handle 225 is sleeved on the adjusting ring 222, and the third handle 225 rotates to drive the adjusting ring 222 to rotate. Can make things convenient for the operating personnel application of force through third handle 225 for third handle 225 can drive adjustable ring 222 fast revolution, thereby the length that the one end of quick adjustment electronic endoscope 1 stretches out from the front end of fusing ware 3, and then has improved operation efficiency.
The adjusting element 22 further comprises a limiting ring 226, and the limiting ring 226 is sleeved on an end of the electronic endoscope 1 away from the fusion device 3 to limit the electronic endoscope 1 from moving radially relative to the third tube 221. So set up, can avoid taking place radial movement and lead to electron endoscope 1 to appear the problem of rocking from top to bottom because of electron endoscope 1 in third body 221, in case electron endoscope 1 appears the problem of rocking from top to bottom, will lead to the unable normal apparatus passageway that passes of outside guide wire to influence operation security.
As shown in fig. 2, the fusion device 10 further includes an end cap 4, the end cap 4 covering an end of the implant assembly 2 remote from the fusion device 3. Specifically, the end cap 4 is disposed on an end of the third tube 221 away from the third handle 225. The knocking area can be increased through the end cover 4, so that the force application of an operator is facilitated, the fusion cage 3 can be quickly implanted into a part to be fused of a living body cavity, and the operation efficiency is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A fusion device, comprising:
an electronic endoscope for acquiring and displaying image information of a body cavity of a living body, and
the implantation assembly is used for implanting a fusion device into a part to be fused of the body cavity of the living body, the fusion device is connected with one end of the implantation assembly, one end of the electronic endoscope penetrates through the implantation assembly, and one end of the electronic endoscope penetrates into the other end of the implantation assembly and extends out of one end of the fusion device.
2. The fusion device defined in claim 1 wherein the electronic endoscope comprises a tube and disposed within the tube an illumination source for illuminating the living body lumen, an objective for imaging an optical image of the living body lumen onto the image sensor, and an image sensor for converting the image delivered by the objective into an electrical signal and transmitting to an image processor.
3. The fusion device defined in claim 1 wherein the implant assembly comprises an implant member and an adjustment member connected to the implant member, the implant member and the adjustment member are both hollow, the fusion device and the end of the implant member remote from the adjustment member are connected, one end of the electronic endoscope is sequentially inserted into and extended from one end of the fusion device from the adjustment member and the implant member, the implant member is used for implanting the fusion device into the site to be fused in the body cavity of the living body, and the adjustment member is used for adjusting the length of the one end of the electronic endoscope extended from one end of the fusion device.
4. The fusion device defined in claim 3 wherein the implant member comprises a first tube, a first handle and a locking device, the first tube and the first handle are connected, the first handle and the locking device are both hollow, the fusion device is disposed on an end of the first tube remote from the first handle, the first tube is configured to restrict the fusion device from rotating relative to the first tube, so that the locking device can lock the fusion device after passing through the first handle and the first tube in sequence, the adjustment member is connected to an end of the locking device remote from the first handle, and an end of the electronic endoscope penetrates through and extends out from an end of the fusion device in sequence from the adjustment member, the locking device, the first handle and the first tube.
5. The fusion device defined in claim 4 wherein the locking device comprises a second tube and a second handle connected to the second tube, the second handle is hollow, the end of the second tube remote from the second handle passes through the first handle, the first tube and locks the fusion device, the adjusting element is connected to the end of the second handle remote from the second tube, and the end of the electronic endoscope passes through the adjusting element, the second handle, the second tube, the first handle and the first tube and extends out of the fusion device.
6. The fusion device defined in claim 3 wherein the adjustment element comprises a third body, an adjustment ring, a fastener, and a connector, the third tube body is provided with a first limit through hole extending axially, the adjusting ring is provided with a second limit through hole extending obliquely, the adjusting ring is sleeved on the third pipe body and can rotate around the peripheral surface of the third pipe body, the connecting piece is connected with the electronic endoscope, one end of the electronic endoscope penetrates through the third tube body and the implantation element in sequence and extends out of one end of the fusion device, so that the connecting piece is positioned in the third pipe body, the fastening piece sequentially passes through the second limiting through hole and the first limiting through hole and is locked on the connecting piece, one end of the fastener, which is far away from the connecting piece, is positioned in the second limiting through hole or protrudes out of the second limiting through hole; through rotating the adjusting ring, the fastener moves axially along the first limiting through hole under the action of the second limiting through hole, so that the fastener drives the connecting piece to move axially along the first limiting through hole, and the connecting piece drives the electronic endoscope to move axially along the first limiting through hole.
7. The fusion device defined in claim 6 wherein the connector has a second projection extending axially along the connector on an outer circumferential surface thereof, and the third body has a second retaining groove on an inner circumferential surface thereof for receiving the second projection, the second projection and the second retaining groove cooperating to retain the connector against rotation relative to the third body.
8. The fusion device defined in claim 6, wherein the adjustment element further comprises a third handle, the third handle is a hollow structure, the third handle is sleeved on the adjustment ring, and the third handle is rotated to rotate the adjustment ring.
9. The fusion device defined in claim 6 wherein the adjustment element further comprises a stop collar that fits over an end of the electronic endoscope distal from the fusion device to limit radial movement of the electronic endoscope relative to the third body.
10. The fusion device defined in claim 1 further comprising an end cap disposed on an end of the implant assembly distal to the fusion device.
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| CN202110070348.8A CN112741588B (en) | 2021-01-19 | 2021-01-19 | Fusion device |
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| CN112741588B (en) | 2023-07-25 |
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