CN112741588B - Fusion device - Google Patents
Fusion device Download PDFInfo
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- CN112741588B CN112741588B CN202110070348.8A CN202110070348A CN112741588B CN 112741588 B CN112741588 B CN 112741588B CN 202110070348 A CN202110070348 A CN 202110070348A CN 112741588 B CN112741588 B CN 112741588B
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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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- Heart & Thoracic Surgery (AREA)
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- Endoscopes (AREA)
Abstract
The invention discloses a fusion device which comprises an electronic endoscope and an implantation assembly, wherein the electronic endoscope is used for acquiring and displaying image information of a living body cavity, the implantation assembly is used for implanting a fusion device onto a to-be-fused part of the living body cavity, the fusion device is connected with one end of the implantation assembly, one end of the electronic endoscope is arranged on the implantation assembly in a penetrating way, and one end of the electronic endoscope penetrates from the other end of the implantation assembly and extends out from one end of the fusion device. The fusion device adopts the electronic endoscope with higher resolution, and can acquire clear images through the electronic endoscope with higher resolution, so that operators with poor experience can accurately distinguish local tissues, and the safety and the 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 conventional fusion device generally adopts a fiber endoscope as an imaging component, but the resolution of the fiber endoscope is low, so that images acquired by the fiber endoscope are unclear, and operators with poor experience cannot accurately distinguish local tissues, so that the safety and the efficiency of operation are affected. The specific reasons for the unclear image of the fiber optic endoscope are as follows: in the optical fiber endoscope image transmission optical fiber bundle, each optical fiber transmits a part of images for an ocular lens, and a small space inevitably exists between the optical fibers with circular sections to form any images or optical fiber gaps, and the small dark gaps can cause a plurality of 'beehives' or grid patterns, so that the granularity of the ocular lens images is increased, and the images are blurred; in addition, after the optical fiber endoscope image transmission optical fiber bundle is bent for a long time, some optical fiber wires are broken, the broken optical fiber wires cannot transmit pixels, black points are generated, the black points are called as black and white points are mixed into gray effect, a neutral position appears in an image area, the resolution of an image acquired by the optical fiber endoscope is reduced, and therefore the image acquired by the optical fiber endoscope is unclear.
Disclosure of Invention
The invention mainly aims to provide a fusion device, which 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 safety and the efficiency of a user operation are affected.
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 collecting and displaying image information of a body cavity of a living body, and
the implantation assembly is used for implanting the fusion device onto 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 is arranged on the implantation assembly in a penetrating mode, and one end of the electronic endoscope penetrates from the other end of the implantation assembly and extends out from one end of the fusion device.
Preferably, the electronic endoscope comprises a tube body, an illumination light source arranged in the tube body, an objective lens and an image sensor, wherein the illumination light source is used for illuminating the body cavity of the living body, the objective lens is used for imaging an optical image of the body cavity of the living body on the image sensor, and the image sensor is used for converting an image transmitted by the objective lens into an electric signal and transmitting the electric signal to the image processor.
Preferably, the implantation assembly comprises an implantation element and an adjusting element connected with the implantation element, the implantation element and the adjusting element are of hollow structures, the fusion device is connected with one end of the implantation element far away from the adjusting element, one end of the electronic endoscope sequentially penetrates through the adjusting element and the implantation element and extends out of one end of the fusion device, the implantation element is used for implanting the fusion device onto a to-be-fused part of a body cavity of a living body, and the adjusting element is used for adjusting the length of one end of the electronic endoscope extending out of one end of the fusion device.
Preferably, the implanting 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 of hollow structures, the fusion device is placed on one end of the first tube away from the first handle, the first tube is used for limiting the fusion device to rotate relative to the first tube, so that the locker can lock the fusion device after sequentially penetrating through the first handle and the first tube, the adjusting element is connected with one end of the locker 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 stretches out from one end of the fusion device.
Preferably, the locker includes the second body and connects the second handle of second body, the second handle is hollow structure, the second body is kept away from the one end of second handle is passed in proper order first handle first body and locking the fusion ware, adjusting element with the second handle is kept away from the one end of second body is connected, the one end of electron endoscope is in proper order followed adjusting element second handle second body first handle first body penetrate and follow the one end of fusion ware stretches out.
Preferably, the adjusting element comprises a third tube body, an adjusting ring, a fastener and a connecting piece, wherein a first limiting through hole extending axially is formed in the third tube body, a second limiting through hole extending obliquely is formed in the adjusting ring, the adjusting ring is sleeved on the third tube body and can rotate around the peripheral surface of the third tube body, the connecting piece is connected with the electronic endoscope, one end of the electronic endoscope sequentially penetrates through the third tube body and the implanting element and extends out of one end of the fusion device, so that the connecting piece is positioned in the third tube body, the fastener sequentially penetrates through the second limiting through hole and the first limiting through hole and is locked on the connecting piece, and one end of the fastener, far away from the connecting piece, is positioned in or protrudes out of the second limiting through hole; through rotating the adjusting ring, the fastener is enabled to move 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 peripheral surface of the connecting piece is provided with a second protrusion extending along the axial direction of the connecting piece, the inner peripheral surface of the third pipe body is provided with a second limit groove matched with the second protrusion, and the connecting piece is limited to rotate relative to the third pipe body through the cooperation of the second protrusion and the second limit groove.
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 adjusting ring is driven to rotate by rotating the third handle.
Preferably, the adjusting element further comprises a limiting ring, and the limiting ring is sleeved on one end of the electronic endoscope, which is far away from the fusion device, so as to limit the radial movement of the electronic endoscope relative to the third tube body.
Preferably, the fusion device further comprises an end cap disposed on an end of the implant assembly remote from the fusion device.
Compared with the prior art, the invention has the following beneficial effects:
the fusion device adopts the electronic endoscope with higher resolution, and can acquire clear images through the electronic endoscope with higher resolution, so that operators with poor experience can accurately distinguish local tissues, and the safety and the efficiency of the operation are improved. One end of the electronic endoscope extends out of one end of the fusion device, so that an operator can observe the tissue structure of the front end of the fusion device in an omnibearing manner, the operation field can be fully exposed, the risk of damaging the exiting nerve root and the dura mater sac of the fusion device in the implantation process is reduced, and the fusion device can be accurately fused on a part to be fused.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a fusion device according to one embodiment of the invention;
FIG. 2 is an exploded view of a fusion device according to one embodiment of the invention;
FIG. 3 is a schematic view of an electronic endoscope according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of an electronic endoscope according to an 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 an embodiment of the present invention;
FIG. 7 is an enlarged view at A in FIG. 2;
FIG. 8 is an exploded view of a tuning element according to one embodiment of the invention;
FIG. 9 is a schematic view of a connector according to one embodiment of the invention;
fig. 10 is a schematic view of a third handle according to one embodiment of the invention.
10. A fusion device; 1. an electronic endoscope; 11. a tube 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 mirror body; 2. an implant assembly; 21. an implant member; 211. a first tube body; 2111. a first protrusion; 212. a first handle; 213. a locker; 2131. a second tube body; 2132. a second handle; 22. an adjusting element; 221. a third tube body; 2211. the first limiting through hole; 2212. the second limit groove; 222. an adjusting ring; 2221. the second limiting through hole; 223. a fastener; 224. a connecting piece; 2241. a second protrusion; 225. a third handle; 226. a limiting ring; 3. a fusion device; 31. a first limit groove; 4. an end cap.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
As shown in fig. 1-2, the present embodiment provides a fusion device 10, the fusion device 10 comprising an electronic endoscope 1 and an implantation module 2, the electronic endoscope 1 is used for collecting and displaying image information of a body cavity of a living body, the implantation module 2 is used for implanting a fusion cage 3 onto a to-be-fused site of the body cavity of the living body, the fusion cage 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 manner, and one end of the electronic endoscope 1 penetrates from the other end of the implantation module 2 and extends from one end of the fusion cage 3.
The fusion device 10 of the embodiment adopts the electronic endoscope 1 with higher resolution, and can acquire clear images through the electronic endoscope 1 with higher resolution, so that operators with poor experience can accurately distinguish local tissues, thereby improving the safety and efficiency of the operation. One end of the electronic endoscope 1 extends out of one end (corresponding to the front end of the fusion device 3) of the fusion device 3, so that an operator can comprehensively observe the tissue structure of the front end of the fusion device 3, the operation field can be fully exposed, the risk of damaging the exiting nerve root and the dura mater sac of the fusion device 3 in the implantation process is reduced, and meanwhile, the fusion device 3 can be accurately fused on a part to be fused.
As shown in fig. 3 to 6, the electronic endoscope 1 includes a tube 11, and an illumination light source 12, an objective lens 13, and an image sensor 14 provided in the tube 11, the illumination light source 12 being for illuminating a body cavity of a living body, the objective lens 13 being for imaging an optical image of the body cavity of the living body on the image sensor 14, the image sensor 14 being for converting an image transferred by the objective lens 13 into an electric signal and transmitting the electric signal to an image processor. The surface of the body cavity of the living body can be irradiated by the illumination light source 12, thereby facilitating the observation by the operator. The imaging module formed by the objective lens 13 and the image sensor 14 can convert light energy into electric energy, and then the electric energy is used for reconstructing a high-definition and lifelike image through the image processor, so that operators with poor experience can accurately distinguish local tissues, and the safety and efficiency of the operation are improved. While avoiding the problem of the high cost of the fusion device 10 due to the use of fiber optic materials for the fiber optic endoscope.
In the present embodiment, the image sensor 14 is a CMOS image sensor having the following advantages: 1. the power consumption is low, the CMOS image sensor only needs single voltage power supply, the static power consumption is almost zero, and the power consumption is only 1/8 of that of the CCD. 2. The imaging speed is high, the CCD adopts a serial continuous scanning working mode, the whole row or whole column of images must be read out at one time, and the CMOS image sensor can amplify signals simultaneously on the basis of each pixel scanning. 3. The CMOS image sensing chip can sense visible light waves and non-visible light waves. 4. The CMOS has low cost, low 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 light 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 for passing through the instrument. The first passage 111 can facilitate the installation of the illumination light source 12, and the second passage 112 can facilitate the installation of the objective lens 13 and the image sensor 14.
In this embodiment, the illumination light source 12 is an illumination fiber.
The illumination light source 12 is connected to a power supply via a signal line 15. By this arrangement, the problem of low reliability of the fusion device 10 due to the easy breakage of the optical fiber can be avoided.
As shown in fig. 1-2, the implantation assembly 2 comprises an implantation element 21 and an adjusting element 22 connected with the implantation element 21, the implantation element 21 and the adjusting element 22 are hollow structures, one end of the fusion device 3 and one end of the implantation element 21 far away from the adjusting element 22 are connected, one end of the electronic endoscope 1 sequentially penetrates from the adjusting element 22 and the implantation element 21 and extends out from one end of the fusion device 3, the implantation element 21 is used for implanting the fusion device 3 onto a to-be-fused part of a body cavity of a living body, and the adjusting element 22 is used for adjusting the extending length of one end of the electronic endoscope 1 from one end of the fusion device 3. When the length of one end of the electronic endoscope 1 extending from the front end of the fusion device 3 is large, the electronic endoscope 1 is adjusted by the adjusting element 22, so that the length of one end of the electronic endoscope 1 extending from the front end of the fusion device 3 is in a proper range, and the problem that the electronic endoscope 1 is damaged due to collision between one end of the electronic endoscope 1 and a part to be fused caused by the large length of one end of the electronic endoscope 1 extending from the front end of the fusion device 3 is avoided. When one end of the electronic endoscope 1 does not extend from the front end of the fusion device 3, the electronic endoscope 1 is adjusted by the adjusting element 22, so that the length of the one end of the electronic endoscope 1 extending from the front end of the fusion device 3 is in a proper range, and the problem that the fusion device 3 shields the view of the electronic endoscope 1 due to the fact that the one end of the electronic endoscope 1 does not extend from the front end of the fusion device 3, and therefore the operation safety is affected is avoided.
As shown in fig. 2, the implant 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 hollow structures, the fusion device 3 is disposed on an end of the first tube 211 far away from the first handle 212, the first tube 211 is used for limiting the rotation of the fusion device 3 relative to the first tube 211, so that the locker 213 can lock the fusion device 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 far away from the first handle 212, and an end of the electronic endoscope 1 sequentially penetrates from the adjusting element 22, the locker 213, the first handle 212, the first tube 211 and extends from an end of the fusion device 3. The first handle 212 is convenient for an operator to hold, so that the locker 213 can not rotate relative to the locker 213 in the process of locking or releasing the fusion cage 3, and the fastener 223 can rapidly lock or release the fusion cage 3, so that the operation efficiency is improved. The first tube 211 can limit the rotation of the cage 3 relative to the first tube 211, so that the locker 213 can reliably lock or unlock the cage 3 in the process of locking the cage 3, thereby improving the reliability of the fusion device 10.
In this embodiment, the first tube 211 is clamped to the first handle 212.
As shown in fig. 7, a first protrusion 2111 extending outwards along an end arm of the first tube 211 is provided at an end of the first tube 211 far from the first handle 212, a first limit groove 31 adapted to the first protrusion 2111 is provided on an inner wall of the fusion device 3, and the first protrusion 2111 and the first limit groove 31 cooperate to limit the rotation of the fusion device 3 relative to the first tube 211. The device has the advantages of ingenious design, simple structure and low cost; and the rotation of the cage 3 relative to the first tube 211 can be reliably restricted by the cooperation of the first protrusions 2111 and the first stopper grooves 31, thereby improving the reliability of the fusion device 10.
As shown in fig. 2, the locker 213 includes a second tube 2131 and a second handle 2132 connected to the second tube 2131, the second handle 2132 is of a hollow structure, one end of the second tube 2131 far 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 with one end of the second handle 2132 far from the second tube 2131, and one end of the electronic endoscope 1 sequentially passes through the adjusting element 22, the second handle 2132, the second tube 2131, the first handle 212 and the first tube 211 and protrudes from one end of the fusion device 3. The second handle 2132 can facilitate the application of force by an operator, so that one end of the second tube 2131 far away from the second handle 2132 can quickly lock or unlock the fusion cage 3, thereby improving the operation efficiency.
In this embodiment, an end of the second tube 2131 remote from the second handle 2132 is threaded with the cage 3.
Specifically, the end of the second tube 2131 far away from the second handle 2132 is provided with external threads, the fusion device 3 is provided with internal threads adapted to the external threads, and the end of the second tube 2131 far away from the second handle 2132 is screwed with the fusion device 3 through the cooperation of the external threads and the internal threads. So set up, only need screw second handle 2132 can make the quick locking of second body 2131 or loosen the fusion ware 3 to the operating efficiency has been improved.
In the present embodiment, the electronic endoscope 1 further includes the mirror body 16 connecting the tube body 11, wherein the mirror body 16 and the tube body 11 are not coaxial. As shown in fig. 8 to 10, the adjusting element 22 includes a third tube 221, an adjusting ring 222, a fastener 223 and a connecting piece 224, the third tube 221 is provided with a first limiting through hole 2211 extending axially, the adjusting ring 222 is provided with a second limiting through hole 2221 extending obliquely, the adjusting ring 222 is sleeved on the third tube 221 and can rotate around the outer peripheral surface of the third tube 221, the connecting piece 224 is connected with the electronic endoscope 1, one end of the electronic endoscope 1 sequentially penetrates from the third tube 221 and the implanting element 21 and extends out from one end of the fusion cage 3, so that the connecting piece 224 is positioned in the third tube 221, the fastener 223 sequentially penetrates through the second limiting through hole 2221 and the first limiting through hole 2211 and is locked on the connecting piece 224, wherein one end of the fastener 223 away from the connecting piece 224 is positioned in the second limiting through hole 2221 or protrudes out of the second limiting through hole 2221; by rotating the adjusting ring 222, the fastener 223 moves axially along the first limiting through hole 2211 under the action of the second limiting through hole 2221, so that the fastener 223 drives the connecting piece 224 to move axially along the first limiting through hole 2211, and the connecting piece 224 drives the electronic endoscope 1 to move axially along the first limiting through hole 2211. So configured, the length of one end of the electronic endoscope 1 extending from the front end of the cage 3 can be rapidly adjusted by rotating the adjusting ring 222, thereby improving the operation efficiency. Meanwhile, through the cooperation of the first limiting through hole 2211 and the fastening piece 223, the connecting piece 224 can only axially move along the third pipe body 221 so as to limit the connecting piece 224 to rotate relative to the third pipe body 221, thereby avoiding the problem that the pipe body 11 is easy to damage when the mirror body 16 rotates due to the fact that the mirror body 16 and the pipe body 11 are not coaxial, and further guaranteeing the service life of the fusion device 10.
Specifically, one end of the electronic endoscope 1 penetrates from the third tube 221, the second handle 2132, the second tube 2131, the first handle 212, the first tube 211 in this order and protrudes from one end of the fusion device 3 such that the connection piece 224 is positioned in 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 along the axial direction of the connecting member 224, and the inner circumferential surface of the third pipe body 221 is provided with a second limit groove 2212 adapted to the second protrusion 2241, so that the rotation of the connecting member 224 relative to the third pipe body 221 is limited by the cooperation of the second protrusion 2241 and the second limit groove 2212. By the arrangement, the problem that the tube body 11 is easily damaged when the tube body 16 rotates due to the fact that the tube 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 of a hollow structure, the third handle 225 is sleeved on the adjusting ring 222, and the third handle 225 is rotated to enable the third handle 225 to drive the adjusting ring 222 to rotate. The third handle 225 is convenient for an operator to apply force, so that the third handle 225 can drive the adjusting ring 222 to rotate rapidly, thereby rapidly adjusting the length of one end of the electronic endoscope 1 extending from the front end of the fusion device 3, and further improving the operation efficiency.
The adjusting element 22 further comprises a limiting ring 226, and the limiting ring 226 is sleeved on one end of the electronic endoscope 1 far away from the fusion device 3 so as to limit the radial movement of the electronic endoscope 1 relative to the third tube 221. By the arrangement, the problem that the electronic endoscope 1 shakes up and down due to radial movement of the electronic endoscope 1 in the third tube 221 can be avoided, and once the electronic endoscope 1 shakes up and down, the external guide wire cannot normally pass through the instrument channel, so that the operation safety is affected.
As shown in fig. 2, the fusion device 10 further comprises an end cap 4, the end cap 4 being provided on an end of the implant assembly 2 remote from the fusion device 3. Specifically, the end cap 4 is provided on an end of the third tube 221 remote 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 on a to-be-fused part of a living body cavity, and the operation efficiency is improved.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (7)
1. A fusion device, comprising:
an electronic endoscope for collecting and displaying image information of a body cavity of a living body, and
an implantation assembly for implanting a fusion cage onto a portion to be fused of the body cavity of the living body, the fusion cage being connected to one end of the implantation assembly, one end of the electronic endoscope being threaded onto the implantation assembly, wherein one end of the electronic endoscope penetrates from the other end of the implantation assembly and protrudes from one end of the fusion cage;
the electronic endoscope comprises a tube body, an illumination light source, an objective lens and an image sensor, wherein the illumination light source, the objective lens and the image sensor are arranged in the tube body, the illumination light source is used for illuminating the body cavity of the living body, the objective lens is used for imaging an optical image of the body cavity of the living body on the image sensor, and the image sensor is used for converting an image transmitted by the objective lens into an electric signal and transmitting the electric signal to the image processor;
the implantation assembly comprises an implantation element and an adjusting element connected with the implantation element, wherein the implantation element is used for implanting the fusion device on a to-be-fused part of the body cavity of the living body, and the adjusting element is used for adjusting the length of one end of the electronic endoscope extending out of one end of the fusion device;
the implantation element comprises a first tube body, a first handle and a locker, wherein the first tube body is connected with the first handle, the first handle and the locker are of hollow structures, the fusion device is placed on one end, far away from the first handle, of the first tube body, the first tube body is used for limiting the rotation of the fusion device relative to the first tube body, so that the locker can lock the fusion device after penetrating through the first handle and the first tube body in sequence, the adjusting element is connected with one end, far away from the first handle, of the locker, and one end of the electronic endoscope penetrates through and stretches out from one end of the fusion device in sequence;
one end of the first pipe body, which is far away from the first handle, is provided with a first bulge which extends outwards along an end arm of the first pipe body, the inner wall of the fusion device is provided with a first limit groove which is matched with the first bulge, and the first bulge is matched with the first limit groove to limit the rotation of the fusion device relative to the first pipe body;
the first tube body comprises a first channel, a second channel and a third channel, the illumination light source is arranged in the first channel, the objective lens and the image sensor are arranged in the second channel, and the third channel is used for penetrating through an instrument.
2. The fusion device of claim 1, wherein the locker comprises a second tube body and a second handle connected with the second tube body, the second handle is of a hollow structure, one end of the second tube body, which is far away from the second handle, sequentially penetrates through the first handle and the first tube body and locks the fusion device, the adjusting element is connected with one end of the second tube body, which is far away from the second tube body, and one end of the electronic endoscope sequentially penetrates from the adjusting element, the second handle, the second tube body, the first handle and the first tube body and extends from one end of the fusion device.
3. The fusion device according to claim 2, wherein the adjusting element comprises a third tube body, an adjusting ring, a fastening piece and a connecting piece, the third tube body 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 body and can rotate around the peripheral surface of the third tube body, the connecting piece is connected with the electronic endoscope, one end of the electronic endoscope sequentially penetrates through the third tube body and the implanting element and extends out of one end of the fusion device, so that the connecting piece is positioned in the third tube body, the fastening piece sequentially penetrates through the second limiting through hole and the first limiting through hole and is locked on the connecting piece, and one end of the fastening piece away from the connecting piece is positioned in or protrudes out of the second limiting through hole; through rotating the adjusting ring, the fastener is enabled to move 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.
4. A fusion device according to claim 3 wherein the outer peripheral surface of the connector is provided with a second projection extending axially along the connector, and the inner peripheral surface of the third tube body is provided with a second limit groove adapted to the second projection, and the rotation of the connector relative to the third tube body is restricted by the cooperation of the second projection and the second limit groove.
5. The fusion device of claim 4, wherein the adjustment member further comprises a third handle having a hollow structure, wherein the third handle is sleeved on the adjustment ring, and wherein the adjustment ring is rotated by rotating the third handle.
6. The fusion device of claim 5, wherein the adjustment member further comprises a stop collar disposed over an end of the electronic endoscope remote from the fusion device to limit radial movement of the electronic endoscope relative to the third tube.
7. The fusion device of claim 1, further comprising an end cap disposed on an end of the implant assembly remote from the fusion device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110070348.8A CN112741588B (en) | 2021-01-19 | 2021-01-19 | Fusion device |
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| CN202110070348.8A CN112741588B (en) | 2021-01-19 | 2021-01-19 | Fusion device |
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Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2690066B1 (en) * | 1992-04-21 | 1998-08-07 | Jean Marc Inglese | IMAGE ACQUISITION DEVICE USING A SEMICONDUCTOR LIGHT SOURCE |
| WO1994013191A1 (en) * | 1992-12-09 | 1994-06-23 | Shahriar Mokhtarzad | Electronic video endoscope with non-synchronous exposure |
| CA2560960C (en) * | 2004-03-26 | 2012-01-31 | Synthes (U.S.A.) | Allograft implant |
| CN103142204A (en) * | 2013-01-23 | 2013-06-12 | 杭州好克光电仪器有限公司 | Electronic endoscope |
| CN104116552B (en) * | 2014-08-04 | 2017-01-25 | 上海三友医疗器械股份有限公司 | Intervertebral fusion device and installation tool thereof |
| CN204158475U (en) * | 2014-10-27 | 2015-02-18 | 上海三友医疗器械有限公司 | A kind of fusion device and clamping device thereof |
| CN205215454U (en) * | 2015-11-26 | 2016-05-11 | 上海三友医疗器械有限公司 | Fuse ware installing the system |
| CN107874735B (en) * | 2017-10-25 | 2018-10-19 | 珠海康弘发展有限公司 | A kind of percutaneous spinal endoscopes in big channel suitable for fusion device under mirror |
| CN107854109A (en) * | 2017-12-16 | 2018-03-30 | 上海交通大学 | Medical ultraviolet photoelectron endoscope light source unit |
| CN109846455A (en) * | 2019-03-25 | 2019-06-07 | 中山大学孙逸仙纪念医院 | A kind of percutaneous backbone new endoscopic in big channel suitable for fusion device under mirror |
| CN210644160U (en) * | 2019-05-15 | 2020-06-02 | 上海锐植医疗器械有限公司 | Height-adjustable fusion cage holder |
| CN111053631B (en) * | 2019-11-08 | 2020-09-22 | 珠海维尔康生物科技有限公司 | Novel spinal full-endoscope fusion implantation system |
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