Magnetic disposable endoscope

Abstract

The present invention discloses a magnetic disposable endoscope, including an operating part, an electromagnetic mounting mechanism and an insertion part; the electromagnetic mounting mechanism is connected to the operating part, and a snap-on assembly is arranged on the electromagnetic mounting mechanism; the insertion part is provided with an electromagnetic connector, and a slot group is also arranged on the electromagnetic connector, the electromagnetic mounting mechanism is used to adsorb or release the electromagnetic connector, and the slot group is used to cooperate with the connection of the snap-on assembly. The electromagnetic mounting mechanism is connected to the electromagnetic connector on the insertion part, and when disassembling the used insertion part, it is not necessary to touch it by hand, and the insertion part can be removed by loading and unloading the electromagnetic force, so as to avoid the bacteria of the object to be tested from being contaminated on the operating part; in addition, the previous physical connection between the operating part and the insertion part is eliminated, and the electromagnetic force adsorption of the electric contact box is adopted to physically isolate the two, so as to avoid the liquid communication between the operating part and the insertion part, so that the operating part can be recycled.

Description

Technical Field

[0001] The present invention relates to the technical field of endoscopes, and in particular to a disposable endoscope. Background Art

[0002] Existing disposable endoscopes include one that is an integral type, which needs to be completely discarded together with the handle after use, and another type of disposable endoscope with a disposable insertion portion. This type of disposable endoscope with a disposable insertion portion requires manual contact when removing or installing the insertion portion, which is very inconvenient. During the process, bacteria may be contaminated on the operating portion, thereby contaminating the new insertion portion. Summary of the invention

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention provides a disposable endoscope, which does not need to be touched by hand when removing the used insertion part, so as to prevent the bacteria of the object to be tested from being contaminated on the operation part.

[0004] According to the first aspect of the present invention, a magnetic disposable endoscope includes an operating part, an electromagnetic mounting mechanism and an insertion part; the electromagnetic mounting mechanism is connected to the operating part, and a snap-on assembly is provided on the electromagnetic mounting mechanism; the insertion part is provided with an electromagnetic connector, and a slot group is also provided on the electromagnetic connector, the electromagnetic mounting mechanism is used to adsorb or release the electromagnetic connector, and the slot group is used to cooperate and connect the snap-on assembly.

[0005] A magnetic disposable endoscope according to an embodiment of the present invention has at least the following beneficial effects: the electromagnetic mounting mechanism is connected to the electromagnetic connector on the insertion part, and when disassembling the used insertion part, there is no need to touch it with hands, and the insertion part can be removed by loading and unloading the electromagnetic force, thereby preventing the bacteria of the object being tested from being contaminated on the operating part; in addition, the previous physical connection between the operating part and the insertion part is eliminated, and the two are physically isolated by the electromagnetic force adsorption of an electrical contact box, thereby preventing liquid from communicating between the operating part and the insertion part, so that the operating part can be recycled, and the insertion part and the operating part can be produced separately, and there can be differences in the manufacturing levels, which saves production time and improves production efficiency compared to an integral endoscope.

[0006] According to some embodiments of the present invention, the electromagnetic installation mechanism includes a mounting body, an electromagnetic generator and a guide contact pin: the mounting body is connected to the operating part, and a slot is provided at one end of the mounting body away from the operating part; the electromagnetic generator is arranged at one end of the mounting body close to the operating part, and the electromagnetic generator protrudes into the slot; the guide contact pin is connected to the bottom of the slot, and the guide contact pins are evenly distributed in a circular shape around the electromagnetic generator, and the base circle where the guide contact pins are located is coaxially arranged with the axis of the electromagnetic generator; the clamping assembly is arranged in the slot, and the electromagnetic connector is used to be inserted into the slot. The structure of the electromagnetic installation mechanism is simple, and the electromagnetic generator and the guide contact pin can be used to play the role of physical connection and guidance. The guide contact pin can also connect the electrical components in the insertion part with the operating part, which is convenient for control.

[0007] According to some embodiments of the present invention, the electromagnetic connector includes a connector body, a PCB and a guide contact hole: one end of the connector body is used to connect to an insertion tube, an end of the insertion tube away from the connector body is arranged as a tip end, the tip end includes a lighting lamp and a camera, the slot group is arranged at the other end of the connector body, the other end of the connector body is used to insert into the slot, the other end of the connector body is provided with a magnetic hole, the electromagnetic generator is used to insert into the magnetic hole, and the slot group cooperates to connect the card connection assembly; the PCB is installed at one end of the connector body, and the PCB is electrically connected to the lighting lamp and the camera; the guide contact hole is arranged at the other end of the connector body, and the guide contact column is used to insert into the guide contact hole, so as to connect the operating part and the insertion part, the PCB is electrically connected to the guide contact column, and the electromagnetic connector has a simple structure, which is convenient for electromagnetic connection with the electromagnetic installation mechanism.

[0008] According to some embodiments of the present invention, an intervention channel is further provided on the circumferential side of the connector body, and the intervention channel extends from the tip of the insertion tube. The provision of the intervention channel enables the insertion portion to have the prerequisite for interventional treatment, and is designed as an integral unit with the insertion portion, so that the insertion portion has diverse functions.

[0009] According to some embodiments of the present invention, the card connection assembly includes a guide card column, a locking card column, and a sealing ring: the guide card column is arranged on the inner wall of the slot; the locking card column is connected to the inner wall of the slot through an elastic member, and the elastic member is used to drive the locking card column to protrude radially into the slot along the slot; the sealing ring is arranged on the inner wall of the slot, and the connector body and the mounting body are sealed by the sealing ring, the card slot group includes a through groove and a blind groove, the guide card column is used to plug the through groove, and the blind groove is used to accommodate the locking card column, the guide card column plays a role of guiding connection, the locking card column cooperates with the guide card column to lock the electromagnetic connector, so as to facilitate subsequent operation of the insertion part, and the sealing ring is provided to seal the connection between the electromagnetic connector and the electromagnetic mounting mechanism to avoid interference at the connection.

[0010] According to some embodiments of the present invention, a plug-in cylinder is provided in the guide contact hole, the plug-in cylinder is made of conductive metal, the plug-in cylinder is electrically connected to the PCB, a plurality of annular ridges are provided in the plug-in cylinder, the annular ridges are used to cooperate with the guide contact column, the provision of the plug-in cylinder increases the contact area with the guide contact column, strengthens the electrical connection effect, and can also enhance the connection strength with the guide contact column through the annular ridges.

[0011] According to some embodiments of the present invention, the guide contact pins and the guide contact holes are arranged in a one-to-one correspondence, and the electromagnetic generator protrudes out of the center of the base circle where the guide contact pins are located.

[0012] According to some embodiments of the present invention, a normally closed switch is further included. The normally closed switch is arranged on the operating part, the normally closed switch is electrically connected to the circuit of the electromagnetic generator, and the normally closed switch enables the electromagnetic generator to generate electromagnetic adsorption force.

[0013] According to some embodiments of the present invention, the normally closed switch is transmission-connected to the locking column, and when the normally closed switch is pressed, the locking column retracts radially along the slot.

[0014] According to some embodiments of the present invention, a threaded structure is provided at one end of the mounting body close to the operating portion, and the operating portion and the mounting body are connected via the threaded structure.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0017] Figure 1 This is a schematic structural diagram of a magnetic disposable endoscope according to an embodiment of the present invention;

[0018] Figure 2 for Figure 1 Explosion of a magnetic disposable endoscope shown Figure 1 ;

[0019] Figure 3 for Figure 1 Explosion of a magnetic disposable endoscope shown Figure 2 ;

[0020] Figure 4 for Figure 1 Explosion of a magnetic disposable endoscope shown Figure 3 ;

[0021] Figure 5 for Figure 1 A schematic diagram of a connector body of a magnetic disposable endoscope is shown;

[0022] Figure 6 for Figure 1 A schematic diagram of the tip of a magnetic disposable endoscope is shown;

[0023] Figure 7 for Figure 1 A schematic diagram of an electromagnetic mounting mechanism of a magnetic disposable endoscope is shown;

[0024] Figure 8 for Figure 1 A schematic diagram showing the linkage between the locking post and the normally closed switch of a magnetic disposable endoscope is shown.

[0025] Operation unit 100;

[0026] Electromagnetic mounting mechanism 200, mounting body 210, threaded structure 211;

[0027] Electromagnetic generator 220, guide contact column 230;

[0028] Guide clamping column 241, locking clamping column 242, sealing ring 243, elastic member 244;

[0029] Slot 250;

[0030] Insertion part 300, electromagnetic connector 310;

[0031] Connector body 311, magnetic hole 311a, intervention channel 311b;

[0032] PCB312, guide contact hole 313, plug-in cylinder 313a, annular convex ridge 313b;

[0033] The card slot group 320, the through slot 321, and the blind slot 322;

[0034] Tip 330, lighting lamp 340, camera 350, insertion tube 360;

[0035] Normally closed switch 400 , traction wire 500 , winding spring 510 , ferromagnetic slider 520 . DETAILED DESCRIPTION

[0036] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0037] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0038] In the description of the present invention, "several" means one or more, "more" means two or more, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0039] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0040] Reference Figures 1 to 8A magnetic disposable endoscope includes an operating part 100, an electromagnetic mounting mechanism 200 and an insertion part 300; the electromagnetic mounting mechanism 200 is connected to the operating part 100, and a snap-on assembly is provided on the electromagnetic mounting mechanism 200; the insertion part 300 is provided with an electromagnetic connector 310, and a snap-on slot group 320 is also provided on the electromagnetic connector 310, the electromagnetic mounting mechanism 200 is used to absorb or release the electromagnetic connector 310, and the snap-on slot group 320 is used to cooperate with the snap-on assembly. The electromagnetic mounting mechanism 200 is connected to the electromagnetic connector 310 on the insertion part 300. When disassembling the used insertion part, there is no need to touch it with hands. The insertion part 300 can be removed by loading and unloading the electromagnetic force, thereby preventing the bacteria of the object being tested from being contaminated on the operating part 100. In addition, the previous physical connection between the operating part 100 and the insertion part 300 is eliminated, and the two are physically isolated by the electromagnetic force adsorption of an electrical contact box, thereby preventing liquid from communicating between the operating part 100 and the insertion part 300, so that the operating part 100 can be recycled. The insertion part 300 and the operating part 100 can be produced separately, and there can be differences in the manufacturing levels. Compared with an integral endoscope, it saves production time and improves production efficiency.

[0041] In some embodiments, the electromagnetic installation mechanism 200 includes a mounting body 210, an electromagnetic generator 220 and a guide contact pin 230: the mounting body 210 is connected to the operating part 100, and a slot 250 is provided at one end of the mounting body 210 away from the operating part 100; the electromagnetic generator 220 is provided at one end of the mounting body 210 close to the operating part 100, and the electromagnetic generator 220 protrudes into the slot 250; the guide contact pin 230 is connected to the bottom of the slot 250, and the guide contact pin 230 is evenly distributed in a circular shape around the electromagnetic generator 220, and the base circle where the guide contact pin 230 is located is parallel to the electromagnetic generator 220. 0 is coaxially arranged; the snap-on assembly is arranged in the slot 250, and the electromagnetic connector 310 is used to be inserted into the slot 250. The structure of the electromagnetic installation mechanism 200 is simple. The electromagnetic generator 220 and the guide contact pin 230 can not only play the role of physical connection and guidance, but also the electrical components in the insertion part 300 can be connected to the operating part 100 through the guide contact pin 230, which is convenient for control. It should be noted that the guide contact pin 230 is made of metal, and its multiple guide contact pins 230 also represent multiple signal input terminals, which is equivalent to the current multi-pin connector. The guide contact pin 230 is generally made of copper.

[0042] In some embodiments, the electromagnetic connector 310 includes a connector body 311, a PCB 312, and a guide contact hole 313: one end of the connector body 311 is used to connect the insertion tube 360, and the end of the insertion tube 360 ​​away from the connector body 311 is set as a tip head 330, and the tip head 330 includes a lighting lamp 340 and a camera 350. The card slot group 320 is set at the other end of the connector body 311, and the other end of the connector body 311 is used to insert the slot 250. The other end of the connector body 311 is provided with a magnetic suction hole 311a, and the electromagnetic generator 220 is used The magnetic hole 311a is inserted, and the card slot group 320 cooperates to connect the card assembly; the PCB312 is installed at one end of the connector body 311, and the PCB312 is electrically connected to the lighting lamp 340 and the camera 350; the guide contact hole 313 is set at the other end of the connector body 311, and the guide contact column 230 is used to insert the guide contact hole 313, so as to connect the operating part 100 and the insertion part 300, and the PCB312 is electrically connected to the guide contact column 230. The structure of the electromagnetic connector 310 is simple, which is convenient for electromagnetic connection with the electromagnetic installation mechanism 200. It can be understood that the PCB312 is integrated with a control module or chip, which can be customized and purchased by those skilled in the art according to needs, and will not be repeated here.

[0043] In some embodiments, two traction wires 500 are further provided in the connector body 311, and the two traction wires 500 are respectively connected to the two sides of the tip 330, and one of the two traction wires 500 is transmission-connected to the winding spring 510, and the winding spring 510 tightens the traction wire 500, and the other traction wire 500 is connected to the ferromagnetic slider 520, which is slidably connected in the connector body 311 and can be attracted or released by the electromagnetic generator 220. The magnetic force of the electromagnetic generator 220 is achieved by controlling the voltage or current. While ensuring that the tip is naturally straightened, the strength and stability of the electromagnetic connection must be guaranteed. The magnetic force can be set as needed.

[0044] In some embodiments, an intervention channel 311b is further provided on the peripheral side of the connector body 311, and the intervention channel 311b extends from the insertion tube 360 ​​to the tip 330. The provided intervention channel 311b enables the insertion part 300 to have the premise of interventional treatment, and is designed as an integral part with the insertion part 300, so that the functions of the insertion part 300 are diverse. It can be understood that the intervention channel 311b itself is a hose, not shown in the figure. The intervention channel 311b is inserted into and connected to the tip 330, and the intervention channel 311b itself is isolated from the external environment.

[0045] In some embodiments, the clamping assembly includes a guide clamping column 241, a locking clamping column 242, and a sealing ring 243: the guide clamping column 241 is arranged on the inner wall of the slot 250; the locking clamping column 242 is connected to the inner wall of the slot 250 through an elastic member 244, and the elastic member 244 is used to drive the locking clamping column 242 to protrude radially into the slot 250 along the slot 250; the sealing ring 243 is arranged on the inner wall of the slot 250, and the joint body 311 and the mounting body 210 are sealed by the sealing ring 243. The card slot group 320 includes a through slot 321 and a blind slot 322. The guide card column 241 is used to plug into the through slot 321, and the blind slot 322 is used to accommodate the locking card column 242. The guide card column 241 plays a role of guiding connection. The locking card column 242 cooperates with the guide card column 241 to lock the electromagnetic connector 310 to facilitate subsequent operations on the insertion part 300. The sealing ring 243 is used to seal the connection between the electromagnetic connector 310 and the electromagnetic mounting mechanism 200 to avoid interference at the connection.

[0046] In some embodiments, a plug-in tube 313a is provided in the guide contact hole 313. The plug-in tube 313a is made of conductive metal and is electrically connected to the PCB 312. A plurality of annular ridges 313b are provided in the plug-in tube 313a. The annular ridges 313b are used to cooperate with the guide contact column 230. The provided plug-in tube 313a increases the contact area with the guide contact column 230 and strengthens the electrical connection effect. The annular ridges 313b can also enhance the connection strength with the guide contact column 230. It should be noted that the manufacturing material of the plug-in tube 313a includes copper. The plug-in tube 313a and the guide contact column 230 are arranged one by one. When connected, each part bears a certain connection force to ensure the stability of the connection and avoid shaking.

[0047] In some embodiments, the guide contact pins 230 and the guide contact holes 313 are arranged in a one-to-one correspondence, and the electromagnetic generator 220 protrudes out of the center of the base circle where the guide contact pins 230 are located.

[0048] In some embodiments, a normally closed switch 400 is further included. The normally closed switch 400 is disposed on the operating unit 100 . The normally closed switch 400 is electrically connected to the circuit of the electromagnetic generator 220 . The normally closed switch 400 enables the electromagnetic generator 220 to generate an electromagnetic adsorption force.

[0049] In some embodiments, the normally closed switch 400 is transmission-connected to the locking column 242. When the normally closed switch 400 is pressed, the locking column 242 retracts radially along the slot 250. It should be noted that the locking column 242 is hinged to the mounting body 210 via an elastic member 244. This hinge is driven by the lever principle. When the normally closed switch 400 is pressed, it can drive the locking column 242 to retract radially along the slot 250, and then the electromagnetic generator 220 is powered off to release the connector body 311. It can be understood that the retraction of the locking column 242 and the power-off release of the electromagnetic generator 220 are performed in sequence, first the retraction of the locking column 242 and then the power-off release of the electromagnetic generator 220.

[0050] In some embodiments, the normally closed switch 400 can also be set as a switch and circuit combination that can change the direction of current, so that the electromagnetic generator 220 is adsorbed in normal state and generates repulsive force when the switch is pressed. To do so, a permanent magnet with a fixed magnetic pole must be set in the magnetic hole 311a, so that when removing, the entire insertion part can be directly ejected by pressing the switch.

[0051] In some embodiments, a thread structure 211 is disposed at one end of the installation body 210 close to the operating portion 100 , and the operating portion 100 and the installation body 210 are connected via the thread structure 211 .

[0052] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A magnetic disposable endoscope, characterized in that: include: Operation unit (100); An electromagnetic installation mechanism (200) connected to the operating portion (100), wherein a clamping assembly is provided on the electromagnetic installation mechanism (200); The insertion portion (300) is provided with an electromagnetic connector (310), the electromagnetic connector (310) is further provided with a card slot group (320), the electromagnetic installation mechanism (200) is used to absorb or release the electromagnetic connector (310), and the card slot group (320) is used to cooperate with and connect the card connection assembly; The electromagnetic installation mechanism (200) comprises a mounting body (210), an electromagnetic generator (220) and a guide contact pin (230); the mounting body (210) is connected to the operating portion (100); a slot (250) is provided at one end of the mounting body (210) away from the operating portion (100); the electromagnetic generator (220) is provided at one end of the mounting body (210) close to the operating portion (100), and the electromagnetic generator (220) protrudes into the slot (250); the guide contact pin (230) is connected to the bottom of the slot (250); the guide contact pin (230) is evenly distributed in a circumferential shape around the electromagnetic generator (220); the base circle where the guide contact pin (230) is located is coaxially arranged with the axis of the electromagnetic generator (220); the clamping assembly is provided in the slot (250), and the electromagnetic connector (310) is used to be inserted into the slot (250); The electromagnetic connector (310) comprises a connector body (311), a PCB (312) and a guide contact hole (313); one end of the connector body (311) is used to connect to an insertion tube (360); one end of the insertion tube (360) away from the connector body (311) is provided as a tip end (330); the tip end (330) comprises an illumination lamp (340) and a camera (350); the slot group (320) is provided at the other end of the connector body (311); the other end of the connector body (311) is used to insert into the slot (250); the other end of the connector body (311) is provided with a magnetic suction hole (311a); The electromagnetic generator (220) is used to be inserted into the magnetic suction hole (311a), and the card slot group (320) is connected to the card connection assembly in cooperation; the PCB (312) is installed at one end of the connector body (311), and the PCB (312) is electrically connected to the lighting lamp (340) and the camera (350); the guide contact hole (313) is provided at the other end of the connector body (311), and the guide contact column (230) is used to be inserted into the guide contact hole (313), thereby connecting the operating part (100) and the insertion part (300), and the PCB (312) is electrically connected to the guide contact column (230).

2. The magnetic disposable endoscope according to claim 1, characterized in that: An intervention channel (311b) is also provided on the circumferential side of the joint body (311), and the intervention channel (311b) extends from the insertion tube (360) to the tip end (330).

3. The magnetic disposable endoscope according to claim 2, characterized in that: The clamping assembly comprises: A guide post (241) is arranged on the inner wall of the slot (250); A locking column (242) is connected to the inner wall of the slot (250) via an elastic member (244), wherein the elastic member (244) is used to drive the locking column (242) to protrude radially along the slot (250) into the slot (250); A sealing ring (243) is arranged on the inner wall of the slot (250), and the joint body (311) and the mounting body (210) are sealed by the sealing ring (243); The slot group (320) comprises a through slot (321) and a blind slot (322); the guide post (241) is used for plugging into the through slot (321); and the blind slot (322) is used for accommodating the locking post (242).

4. The magnetic disposable endoscope according to claim 3, characterized in that: A plug-in cylinder (313a) is arranged in the guide contact hole (313); the plug-in cylinder (313a) is made of conductive metal, the plug-in cylinder (313a) is electrically connected to the PCB (312), and a plurality of annular ridges (313b) are arranged in the plug-in cylinder (313a); the annular ridges (313b) are used to cooperate with and snap-fit ​​the guide contact column (230).

5. The magnetic disposable endoscope according to claim 4, characterized in that: The guide contact pillars (230) and the guide contact holes (313) are arranged in a one-to-one correspondence, and the electromagnetic generator (220) protrudes out of the center of the base circle where the guide contact pillars (230) are located.

6. The magnetic disposable endoscope according to claim 5, characterized in that: It also comprises a normally closed switch (400), the normally closed switch (400) being arranged on the operating part (100), the normally closed switch (400) being electrically connected to the circuit of the electromagnetic generator (220), and the normally closed switch (400) enabling the electromagnetic generator (220) to generate electromagnetic adsorption force.

7. The magnetic disposable endoscope according to claim 6, characterized in that: The normally closed switch (400) is transmission-connected to the locking column (242); when the normally closed switch (400) is pressed, the locking column (242) retracts radially along the slot (250).

8. The magnetic disposable endoscope according to any one of claims 1 to 7, characterized in that: A threaded structure (211) is provided at one end of the installation body (210) close to the operating portion (100), and the operating portion (100) and the installation body (210) are connected via the threaded structure (211).

Images