CN220175074U - Replaceable endoscope cannula assembly - Google Patents

Abstract

The utility model discloses a replaceable endoscope intubation assembly, which comprises an intubation soft mirror, a control handle and a plug mechanism, wherein the plug mechanism comprises a male head component and a female head component, the male head component is fixed at the tail part of the intubation soft mirror, the female head component is fixed at the tail part of the control handle, and the male head component is detachably plugged and matched with the female head component. According to the utility model, the soft cannula lenses are disposable products, the control handles are reusable products, and the detachable connection plug-in mechanism is additionally arranged between the soft cannula lenses and the control handles, so that the disposable plug-in and play between a plurality of soft cannula lenses and the same control handle can be realized, repeated use and cleaning of the same soft cannula lenses are avoided, the convenience and the rapidness are realized, and the labor and material energy are saved.

Description

Replaceable endoscope cannula assembly

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a replaceable endoscope cannula assembly.

Background

Endoscopes generally refer to medical instruments that enter the human body through various ducts to observe the internal conditions of the human body, such as cystoscopes, gastroscopes, colonoscopes, bronchoscopes, laparoscopes, etc., and can be used to see lesions that cannot be displayed by X-rays, so that they are very important to doctors.

The first endoscope is made of hard tubes, and later is made of soft tubes, so that the endoscope can be easily bent at corners in a human body, and then a cylindrical lens is arranged on the endoscope, so that the inspection view is clearer. Today's endoscope generally possesses two glass fiber pipes, and light gets into in the human body through one of them fiber pipe, and the doctor observes through another fiber pipe installs the camera additional, and some endoscopes still possess miniature integrated circuit sensor, can feed back the information observed in real time to the computer.

In the prior art, when the endoscope is taken out of a patient, strict precise steps such as scrubbing, scouring, blow-drying, disinfection, sterilization, blow-drying again and the like are required, so that the safe and harmless use of the endoscope is ensured. Therefore, the cleaning step of the endoscope is complex in operation and wastes a great deal of manpower and material resources.

Disclosure of Invention

The disposable replaceable endoscope cannula assembly convenient to insert and pull can at least solve one of the technical problems.

In order to solve the technical problems, the utility model adopts the following technical scheme: the replaceable endoscope intubation assembly comprises an intubation soft mirror, a control handle and a plug mechanism, wherein the plug mechanism comprises a male head assembly and a female head assembly, the male head assembly is fixed at the tail part of the intubation soft mirror, the female head assembly is fixed at the tail part of the control handle, and the male head assembly is detachably plug-in matched with the female head assembly;

the male head component comprises a male plug, a compression table, a connecting shaft, an electrode column base and an electrode column contact pin which are coaxially fixed in sequence from back to front;

the female head component comprises a female socket, a plug hole, a flange ring platform and a limiting unit, wherein the flange ring platform and the limiting unit are sequentially fixed on the inner cavity wall of the female socket from inside to outside;

the plug hole is formed in the female socket, the electrode column base can penetrate through the limiting unit to be matched with the flange ring platform in a penetrating mode, the electrode column pins are matched with the plug hole in a plug mode and are electrically connected with the plug hole in a plug mode, the limiting unit comprises a plurality of elastic limiting pieces which are distributed in a ring mode and has a movement stroke of being extruded to expand or shrink to restore along with the plug of the electrode column base, the connecting shaft can be matched with the limiting unit in a shrinking restoration mode in a penetrating mode, and the pressing table can be abutted to the limiting unit.

Further, the soft lens of intubate has a plurality ofly, each the afterbody of soft lens of intubate all is fixed with public first subassembly, and each the head of soft lens of intubate all inlays and is equipped with image acquisition processor and light filling illuminator, and each the inside of soft lens of intubate is all offered along length direction and is used for installing the cavity of wire, the wire electricity is connected between public first subassembly and image acquisition processor and light filling illuminator, female first subassembly with the external electric power storage module electricity of control handle is connected, public first subassembly with female first subassembly electricity is connected.

Further, the elastic limiting piece comprises a top support head, an elastic piece and a fixing seat, wherein the fixing seat is fixed on the wall surface of the inner cavity of the female socket, and the elastic piece is fixedly connected between the top support head and the fixing seat;

in the extrusion expansion state, the plurality of top supporting heads are respectively provided with a movement stroke which expands outwards and separates along the compression direction of the elastic piece, and the inner diameter of the limiting unit is gradually enlarged;

in the shrinkage recovery state, the plurality of top supporting heads are respectively provided with a movement stroke which is folded and connected along the rebound direction of the elastic piece, and the inner diameter of the limiting unit is gradually reduced.

Further, the inner diameter of the flange ring platform is matched with the outer diameter of the electrode column base, the inner diameter of the flange ring platform is larger than the inner diameter of the limiting unit in a shrinkage recovery state, a plurality of sliding rails with the same number as the top support heads are arranged on the flange ring platform in a spacing ring mode, a sliding groove is formed in the middle of the back of the top support heads, and the sliding rails are matched with the sliding grooves in a sliding mode.

Further, the external diameter of the compression table is matched with the internal diameter of the female socket, a plurality of positioning columns with the same number as the jacking heads are arranged on the compression table in a spacing ring mode, positioning holes are formed in the jacking heads in the middle, and the positioning columns are matched with the positioning holes in an inserting mode.

Further, the external diameter of the connecting shaft is smaller than the external diameters of the electrode column base and the compression table respectively, the connecting shaft is matched with the internal diameter of the limiting unit in a shrinkage recovery state, and the length of the connecting shaft is matched with the thickness of the top support head.

Further, the male plug is connected with the female socket in a pluggable manner, a first soft gasket is arranged at the end part of the male plug in a surrounding manner, and a second soft gasket is arranged at the end part of the female socket in a surrounding manner.

Further, anti-skid patterns are distributed on the outer wall surface of the male plug.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the soft cannula lenses are disposable products, the control handles are reusable products, and the detachable connection plug-in mechanism is additionally arranged between the soft cannula lenses and the control handles, so that the disposable plug-in and play between a plurality of soft cannula lenses and the same control handle can be realized, repeated use and cleaning of the same soft cannula lenses are avoided, the convenience and the rapidness are realized, and the labor and material energy are saved.

2. In the utility model, the male component is designed into a multi-step structure with different diameters, the female component is internally provided with the limiting units formed by a plurality of elastic limiting pieces which are annularly distributed, and the limiting units have the movement stroke of extrusion expansion or contraction restoration under the condition of larger external force, so that the plug matching and electrical conduction of the electrode column pins and the plug holes are realized, and the relatively stable connection between the male component and the female component is further improved.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a display terminal according to an embodiment of the utility model.

Fig. 3 is an isometric view of a male assembly according to an embodiment of the present utility model.

Fig. 4 is an internal schematic view of the female assembly in an unstressed state of the stopper unit according to an embodiment of the present utility model.

Fig. 5 is an internal schematic view of the female assembly in a stressed state of the limiting unit according to an embodiment of the present utility model.

FIG. 6 is a schematic view of the interior of the female assembly with the spacing unit removed in accordance with an embodiment of the present utility model.

Fig. 7 is a schematic view of the back structure of the top support head according to an embodiment of the present utility model.

The components in the drawings are marked as follows: 1. a cannula soft mirror; 2. a control handle; 3. an electricity storage module; 301. a charging interface; 4. an adapter; 5. a display terminal; 501. a hand-held part; 502. an adjustment knob; 6. a plug-in mechanism; 7. a male component; 8. a female head assembly; 9. a male plug; 901. anti-skid lines; 902. a first soft gasket; 10. a compression table; 1001. positioning columns; 11. a connecting shaft; 12. an electrode column base; 13. an electrode column pin; 14. a female socket; 1401. a second soft gasket; 15. plugging holes; 16. a flange ring platform; 1601. a slide rail; 17. a limit unit; 18. an elastic limiting piece; 1801. a top support head; 1802. an elastic member; 1803. a fixing seat; 1804. positioning holes; 1805. and a sliding groove.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model. It should be noted that, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is only for descriptive purposes, and is not to be construed as indicating or implying 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, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, "a plurality of" means two or more. The cannula soft lens, the control handle, the power storage module and the display terminal are all standard parts or modified parts which are available through a purchase way in the prior art.

Referring to fig. 1 and 3-5, an embodiment of the utility model provides a replaceable endoscope cannula assembly, which comprises a cannula soft lens 1, a control handle 2 and a plug mechanism 6, wherein the plug mechanism 6 comprises a male head assembly 7 and a female head assembly 8, the male head assembly 7 is fixed at the tail part of the cannula soft lens 1, the female head assembly 8 is fixed at the tail part of the control handle 2, and the male head assembly 7 is detachably plugged and matched with the female head assembly 8;

the male head assembly 7 comprises a male plug 9, a compression table 10, a connecting shaft 11, an electrode column base 12 and an electrode column pin 13 which are coaxially fixed in sequence from back to front;

the female component 8 comprises a female socket 14, a plug hole 15, a flange ring platform 16 and a limiting unit 17, wherein the flange ring platform 16 and the limiting unit 17 are sequentially fixed on the inner cavity wall of the female socket 14 from inside to outside;

the plug hole 15 is formed in the female socket 14, the electrode column base 12 may penetrate through the limit unit 17 to be in insertion fit with the flange ring platform 16, and the electrode column pin 13 is in insertion fit with the plug hole 15 and is electrically connected with the flange ring platform, the limit unit 17 includes a plurality of elastic limit pieces 18 distributed in a ring shape, and has a movement stroke of extrusion expansion or contraction recovery along with insertion and extraction of the electrode column base 12, the connection shaft 11 may be in insertion fit with the limit unit 17 in a contraction recovery state, and the compression table 10 may be abutted to the limit unit 17.

According to the utility model, on one hand, the cannula soft mirror is a disposable product, the control handle is a reusable product, and the detachable connection plug mechanism is additionally arranged between the cannula soft mirror and the control handle, so that the secondary throwing type plug and play can be realized between a plurality of cannula soft mirrors and the same control handle, the repeated use and cleaning of the same cannula soft mirror are avoided, the convenience and the rapidness are realized, the labor and the material resources are saved, on the other hand, the male head component is designed into a multi-step structure with different diameters, the female head component is internally provided with a limiting unit consisting of a plurality of elastic limiting parts distributed in a surrounding way, and the limiting unit has a movement stroke of extrusion expansion or contraction restoration under the condition of receiving a larger external force, so that the plug matching and the electric conduction of the electrode column plug hole are realized, the relatively firm connection between the male head component and the female head component is further improved, and the accidental falling is prevented.

Referring to fig. 1-2, in this embodiment, the soft cannula mirror 1 has a plurality of soft cannula mirrors, the tail of each soft cannula mirror 1 is fixed with the male component 7, the head of each soft cannula mirror 1 is embedded with an image acquisition processor and a light supplementing light emitter, a cavity for installing a wire is formed in the soft cannula mirror 1 along the length direction, the wire is electrically connected between the male component 7 and the image acquisition processor and the light supplementing light emitter, the female component 8 is electrically connected with the power storage module 3 externally connected with the control handle 2, and the male component 7 is electrically connected with the female component 8. Through the plug-in matching between the male component 7 and the female component 8, the multiple cannula soft mirrors 1 and the same control handle 2 can be used in a plug-and-play manner, repeated use and cleaning of the same cannula soft mirrors 1 can be avoided, the power storage module 3 is used for supplying power to the image acquisition processor and the light supplementing light emitter, the image acquisition processor can adopt a high-definition miniature camera or other high-definition miniature image collectors, the light supplementing light emitter can adopt an LED lamp or other light emitting devices, the light supplementing light emitter is not limited in detail, the image acquisition processor further comprises a wireless transmission module, the acquired image data signals are transmitted to a display terminal in a wireless mode, the display terminal can adopt a handheld display screen or other display screen structures for observation and analysis by doctors, and the display terminal is not limited in detail.

Referring to fig. 4-5, in this embodiment, the elastic limiting member 18 includes a top support 1801, an elastic member 1802, and a fixing base 1803, the fixing base 1803 is fixed on the wall surface of the inner cavity of the female socket 14, and the elastic member 1802 is fixedly connected between the top support 1801 and the fixing base 1803;

in the extrusion expansion state, the plurality of jack-stay heads 1801 have a movement stroke of expanding and separating outward in the compression direction of the elastic member 1802, and the inner diameter of the limiting unit 17 is gradually enlarged;

in the contracted and restored state, the plurality of jack-stay heads 1801 have a movement stroke which is folded and connected in the rebound direction of the elastic member 1802, and the inner diameter of the limiting unit 17 is gradually reduced.

When the male plug 9 is plugged into the female socket 14, the electrode column pins 13 and the electrode column bases 12 penetrate into the limiting units 17 respectively and are sequentially plugged and matched with the plug holes 15 and the flange ring platform 16, meanwhile, electric connection is established between the electrode column pins 13 and the plug holes 15, otherwise, when the male plug 9 is plugged out of the female socket 14, the electrode column pins 13 and the electrode column bases 12 penetrate out of the limiting units 17 respectively, the electric connection between the electrode column pins 13 and the plug holes 15 is disconnected, wherein the electrode column bases 12 press the limiting units 17 in the plugging process, so that the elastic limiting pieces 18 are outwards expanded under stress, the electrode column pins 13 and the electrode column bases 12 are allowed to pass through, plug-and-play is achieved, the elastic coefficient of the elastic pieces is smaller, the elastic limiting pieces 18 are ensured to be kept in a loose state under the conditions of no stress and less stress, and unexpected falling is avoided.

Referring to fig. 3-7, in this embodiment, the inner diameter of the flange ring platform 16 is matched with the outer diameter of the electrode column base 12, and the inner diameter of the flange ring platform 16 is larger than the inner diameter of the limiting unit 17 in the contracted recovery state, a plurality of sliding rails 1601 with the same number as the top support heads 1801 are arranged on the flange ring platform 16 in a spacing ring manner, a sliding chute 1805 is centrally arranged on the back of the top support head 1801, and the sliding rails 1601 are slidably matched with the sliding chute 1805. By such design, the electrode column base 12 may integrally pass through the limiting unit 17 and collide between the inside of the flange ring platform 16 and the outside of the plug hole 15, so as to improve the assembly compactness, and the sliding rail 1601 limits the moving path of the top support 1801, so as to avoid other deformations such as tilting of the elastic limiting members 18 after the female head assembly 8 is plugged for many times, thereby avoiding that the limiting unit 17 cannot be normally contracted and restored or extruded and expanded, and further avoiding that the electrode column base 12 cannot be tightly clamped in the inside of the flange ring platform 16.

Referring to fig. 3-5, in this embodiment, the outer diameter of the pressing table 10 is matched with the inner diameter of the female socket 14, a plurality of positioning columns 1001 with the same number as the top support heads 1801 are arranged on the pressing table 10 in a spacing ring, a positioning hole 1804 is formed in the middle of the top support heads 1801, and the positioning columns 1001 are in plug-in matching with the positioning holes 1804. With such design, along with the plugging of the male plug 9 and the female socket 14, each positioning column 1001 may be inserted into each positioning hole 1804 in a one-to-one correspondence manner after the limiting unit 17 is retracted and reset, so as to further improve the stability of the assembly.

Referring to fig. 3-4, in the present embodiment, the outer diameter of the connecting shaft 11 is smaller than the outer diameters of the electrode column base 12 and the compression table 10, and is matched with the inner diameter of the limiting unit 17 in the contracted and restored state, and the length of the connecting shaft 11 is matched with the thickness of the top support 1801. With such design, along with the plugging of the male plug 9 and the female socket 14, the connecting shaft 11 is anastomosed and inlaid into the inner ring of the limiting unit 17 after the limiting unit 17 is contracted and reset, so that the assembly compactness is further improved.

Referring to fig. 1, 3 and 4, in this embodiment, the male plug 9 is connected with the female socket 14 in a pluggable manner, and a first soft gasket 902 is enclosed by an end of the male plug 9, and a second soft gasket 1401 is enclosed by an end of the female socket 14. By such design, the first soft gasket 902 and the second soft gasket 1401 are pressed against each other along with the plugging of the male plug 9 and the female socket 14, so that the plugging mechanism 6 can be prevented from being damaged due to violent plugging or over-forceful plugging.

Referring to fig. 3, in this embodiment, anti-slip patterns 901 are distributed on the outer wall surface of the male plug 9. Due to the design, the pipe diameter of the soft cannula mirror 1 is very small, the pipe diameter of the male plug 9 needs to be designed to be larger than that of the soft cannula mirror 1, and meanwhile the anti-skid patterns 901 are additionally arranged, so that a doctor can take and plug the soft cannula mirror conveniently.

In summary, in the utility model, on the one hand, the cannula soft mirror is a disposable product, the control handle is a reusable product, and a detachable connection plug mechanism is additionally arranged between the cannula soft mirror and the control handle, so that the multiple cannula soft mirrors and the same control handle can be used in a disposable plug mode, repeated use and cleaning of the same cannula soft mirror can be avoided, the male component is convenient and quick, manpower and material resource energy is saved, on the other hand, the male component is designed into a multi-step structure with different diameters, a limit unit formed by a plurality of elastic limit pieces distributed in a circular mode is arranged in the female component, the limit unit has a movement stroke for extrusion expansion or contraction restoration under the condition of receiving larger external force, plug matching and electrical conduction of electrode column pins and plug holes are realized, the relatively firm connection between the male component and the female component is further improved, and accidental falling is prevented.

It should be understood that the examples and embodiments described herein are for illustrative purposes only and are not intended to limit the present utility model, and that various modifications or changes in light thereof will be suggested to persons skilled in the art and are to be included within the spirit and purview of this application.

Claims (8)

1. The utility model provides a removable endoscope intubate assembly, includes intubate soft mirror (1) and control handle (2), its characterized in that: the device comprises an insertion soft mirror (1), and is characterized by further comprising a plug mechanism (6), wherein the plug mechanism (6) comprises a male head component (7) and a female head component (8), the male head component (7) is fixed at the tail part of the insertion soft mirror (1), the female head component (8) is fixed at the tail part of the control handle (2), and the male head component (7) is detachably inserted and matched with the female head component (8);

the male head assembly (7) comprises a male plug (9), a compression table (10), a connecting shaft (11), an electrode column base (12) and an electrode column contact pin (13) which are coaxially fixed in sequence from back to front;

the female head assembly (8) comprises a female socket (14), a plug hole (15), a flange ring platform (16) and a limiting unit (17), wherein the flange ring platform (16) and the limiting unit (17) are sequentially fixed on the inner cavity wall of the female socket (14) from inside to outside;

the plug hole (15) is formed in the female socket (14), the electrode column base (12) can penetrate through the limiting unit (17) to be matched with the flange ring platform (16) in a penetrating mode, the electrode column plug pins (13) are matched with the plug hole (15) in a plug mode and are electrically communicated with the plug hole, the limiting unit (17) comprises a plurality of elastic limiting pieces (18) which are distributed in a surrounding mode and has a movement stroke of extrusion expansion or shrinkage recovery along with the plug of the electrode column base (12), the connecting shaft (11) can be matched with the limiting unit (17) in a shrinkage recovery mode in a penetrating mode, and the compression table (10) can be abutted to the limiting unit (17).

2. The interchangeable endoscope cannula assembly of claim 1, wherein: the soft lens (1) of intubate has a plurality ofly, each the afterbody of soft lens (1) of intubate all is fixed with public first subassembly (7), and each the head of soft lens (1) of intubate all inlays and is equipped with image acquisition processor and light filling illuminator, and the cavity that is used for installing the wire is all seted up along length direction to the inside of soft lens (1) of intubate, the wire electricity is connected public first subassembly (7) and between image acquisition processor and the light filling illuminator, female first subassembly (8) with the external electric power storage module (3) electricity of control handle (2) is connected, public first subassembly (7) with female first subassembly (8) electricity is connected.

3. The interchangeable endoscope cannula assembly of claim 1, wherein: the elastic limiting piece (18) comprises a top support head (1801), an elastic piece (1802) and a fixed seat (1803), the fixed seat (1803) is fixed on the inner cavity wall surface of the female socket (14), and the elastic piece (1802) is fixedly connected between the top support head (1801) and the fixed seat (1803);

in the extrusion expansion state, the plurality of top supporting heads (1801) are respectively provided with a movement stroke expanding outwards and separating along the compression direction of the elastic piece (1802), and the inner diameter of the limiting unit (17) is gradually enlarged;

in the contracted and restored state, the plurality of top supporting heads (1801) respectively have a movement stroke which is folded and connected along the rebound direction of the elastic piece (1802), and the inner diameter of the limiting unit (17) is gradually reduced.

4. A replaceable endoscope cannula assembly according to claim 3 and wherein: the inner diameter of the flange ring platform (16) is matched with the outer diameter of the electrode column base (12), the inner diameter of the flange ring platform (16) is larger than the inner diameter of the limiting unit (17) in a shrinkage restoration state, a plurality of sliding rails (1601) with the same number as the top support heads (1801) are arranged on the flange ring platform (16) in a spacing ring mode, a sliding groove (1805) is formed in the middle of the back portion of the top support heads (1801), and the sliding rails (1601) are matched with the sliding grooves (1805) in a sliding mode.

5. A replaceable endoscope cannula assembly according to claim 3 and wherein: the outer diameter of the compression table (10) is matched with the inner diameter of the female socket (14), a plurality of positioning columns (1001) with the same number as that of the propping heads (1801) are arranged on the compression table (10) in a spacing ring mode, positioning holes (1804) are formed in the propping heads (1801) in the middle in a centered mode, and the positioning columns (1001) are in plug-in matching with the positioning holes (1804).

6. A replaceable endoscope cannula assembly according to claim 3 and wherein: the outer diameter of the connecting shaft (11) is respectively smaller than the outer diameters of the electrode column base (12) and the compression table (10), the outer diameter of the connecting shaft is matched with the inner diameter of the limiting unit (17) in a shrinkage recovery state, and the length of the connecting shaft (11) is matched with the thickness of the top support head (1801).

7. The interchangeable endoscope cannula assembly of claim 1, wherein: the male plug (9) is connected with the female socket (14) in a pluggable mode, a first soft gasket (902) is arranged at the end portion of the male plug (9) in a surrounding mode, and a second soft gasket (1401) is arranged at the end portion of the female socket (14) in a surrounding mode.

8. The interchangeable endoscope cannula assembly of claim 1, wherein: anti-skid patterns (901) are distributed on the outer wall surface of the male plug (9).