CN220988748U

CN220988748U - Hysteroscope binary channels apparatus guiding device

Info

Publication number: CN220988748U
Application number: CN202322140482.8U
Authority: CN
Inventors: 刘羚
Original assignee: Shanghai Liling Health Consulting Co ltd
Current assignee: Shanghai Liling Health Consulting Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-05-24
Anticipated expiration: 2033-08-09

Abstract

The invention discloses a hysteroscope double-channel instrument guide device, and relates to the field of medical instruments. The device is provided with a cavity separating piece in an operation sleeve, the interior of the operation sleeve is divided into three mutually isolated channels, one of the channels is used as a lens channel for passing through a hysteroscope lens, and the remaining two channels are used as instrument channels for passing through surgical instruments. During actual use, different instruments can be respectively and simultaneously introduced into the two instrument channels to perform operation on focus positions in the human body cavity, so that the problem that the traditional hysteroscope cannot realize mutual operation of a plurality of instruments at focus positions of the cavity at the same time is solved, the operation difficulty is reduced, and meanwhile, the problem that the instruments reach the focus in sequence is avoided, so that the operation time is prolonged and the operation risk is increased.

Description

Hysteroscope binary channels apparatus guiding device

Technical Field

The invention relates to the field of medical instruments, in particular to a hysteroscope double-channel instrument guiding device.

Background

The hysteroscope is a minimally invasive diagnosis and treatment technology, in particular to a fiber light source endoscope for checking and treating the internal natural cavity of the body such as vagina, uterine cavity and the like, which utilizes the front part of the lens body to enter the natural cavity (vagina, uterine cavity and the like), has an amplifying effect on the observed part, and can visually and accurately check the lesions in the natural cavity. In the prior art, when a cavity and tract lesion area is inspected, a hysteroscope is usually required to be stretched into a cavity and is observed, after a focus is found, the hysteroscope is kept and fixed in a patient, and then a therapeutic instrument is stretched into the patient through an instrument operation hole set in the hysteroscope, so that the patient is treated (operations such as shearing, cutting, coagulation and the like).

The prior hysteroscope only has a single instrument operation hole, only a single instrument is generally allowed to pass through and be used in the instrument operation hole, and only after the previous instrument is operated and taken out of the instrument operation hole, another instrument can be introduced into the instrument operation hole to perform the next operation, so that the operation efficiency is reduced, and for the operation requiring exposure of incision limit, the operation of not cutting tissues and pulling tissues (in order to separate and expose the incision limit) can be performed simultaneously, and the operation difficulty is increased.

Disclosure of Invention

The invention aims to provide a hysteroscope double-channel instrument guide device which can realize that a plurality of instruments can be operated at a cavity focus simultaneously by arranging a plurality of instrument channels so as to solve the problem that the prior hysteroscope can not cut tissues and pull tissues (separate and expose incision boundaries) simultaneously, thereby increasing the operation difficulty.

In order to achieve the above object, the present invention provides the following solutions:

The invention provides a hysteroscope double-channel instrument guiding device, which comprises:

The operation sleeve is provided with an opening at one end and a closed structure at the other end, and the closed structure is provided with a through hole for a hysteroscope lens to pass through;

The cavity separating piece is arranged in the operation sleeve and divides the interior of the operation sleeve into three mutually isolated channels, and any one of the channels extends along the axial direction of the operation sleeve; one of the channels is used as a lens channel for passing through a hysteroscope lens, and the other two channels are used as instrument channels for passing through surgical instruments.

Optionally, the diameter of the operating sleeve is 6 mm-9 mm.

Optionally, the cavity-dividing member includes:

The cylindrical guide tube is sleeved in the operation sleeve and is axially arranged along the operation sleeve, two ends of the cylindrical guide tube are opened, and the lens channel is arranged in the cylindrical guide tube; the cylindrical catheter is tangent to the operation sleeve and is connected at the tangent position, and an annular cavity channel is formed between the outer wall of the cylindrical catheter and the inner wall of the operation sleeve;

And the separation cavity plate is arranged in the annular cavity channel and is axially arranged along the operation sleeve so as to separate the annular cavity channel into two mutually isolated instrument channels along the circumferential direction of the annular cavity channel.

Optionally, the separation plate is a flat plate, and the two instrument channels are symmetrically distributed on two sides of the separation plate.

Optionally, the operation sleeve and the cavity-dividing member are integrally formed.

Optionally, the outer wall of cylinder pipe with operation sleeve's inner wall is through first connection structure detachable connection, first connection structure include first spout and with first spout slip adaptation's first bar lug, first spout with first bar lug is all followed operation sleeve's axial extension, first spout with one of first bar lug set up in the outer wall of cylinder pipe, the other set up in operation sleeve's inner wall.

Optionally, the separation plate is detachably connected with the inner wall of the operation sleeve through a second connection structure, the second connection structure comprises a second chute and a second bar-shaped protruding block which is slidably matched with the second chute, the second chute and the second bar-shaped protruding block extend along the axial direction of the operation sleeve, one of the second chute and the second bar-shaped protruding block is arranged on the inner wall of the operation sleeve, and the other is arranged on the separation plate;

The separation cavity plate is detachably connected with the outer wall of the cylindrical catheter through a third connecting structure, the third connecting structure comprises a third sliding groove and a third bar-shaped lug which is matched with the third sliding groove in a sliding mode, the third sliding groove and the third bar-shaped lug extend along the axial direction of the operation sleeve, one of the third sliding groove and the third bar-shaped lug is arranged on the outer wall of the cylindrical catheter, and the other one of the third sliding groove and the third bar-shaped lug is arranged on the separation cavity plate.

Optionally, two instrument nozzles are arranged on the outer wall of the operation sleeve, which is close to the closed end of the operation sleeve, and the instrument nozzles are communicated with the instrument channels in a one-to-one correspondence manner.

Optionally, the outer wall of the operation sleeve, which is close to the closed end of the operation sleeve, is further provided with a water inlet connector and a water return connector, and the water inlet connector and the water return connector are respectively communicated with different instrument channels.

Optionally, the water inlet connector and the water return connector are respectively provided with a water inlet valve and a water return valve.

Optionally, the sealing structure is an elastic sealing structure, and the through opening formed on the sealing structure is a notch.

Optionally, the operation sleeve and the cavity separating piece are made of medical stainless steel, and the sealing structure is made of rubber.

Compared with the prior art, the invention has the following technical effects:

The hysteroscope double-channel instrument guide device provided by the invention has novel and reasonable structure, the operation sleeve is internally divided into three mutually-isolated channels by arranging the cavity dividing piece in the operation sleeve, any one channel extends along the axial direction of the operation sleeve, one channel is used as a lens channel for passing through a hysteroscope lens, and the other two channels are used as instrument channels for passing through surgical instruments. During actual use, different instruments can be respectively and simultaneously introduced into two instrument channels to perform operation on focus positions in a human body cavity, different instruments can be mutually matched, but the instruments can not mutually interfere, for example, a grasping instrument and a cutting instrument are respectively introduced into different instrument channels, so that tissue pulling and tissue cutting (for separating tissues and exposing incision boundaries) can be simultaneously performed on focus positions, the problem that a plurality of instruments can not be simultaneously operated on focus positions of the cavity by the traditional hysteroscope is solved, the problem that the instruments reach focus sequentially is also avoided, and the latter instrument also needs to find wounds again, thereby increasing operation duration and operation risk. The hysteroscope double-channel instrument guide device provided by the invention has multiple channels, so that the operation difficulty is reduced, the operation efficiency is improved, and the operation risk is reduced.

The prior hysteroscope is of an integrated structure, the lens pipeline is inconvenient to detach and has disinfection dead angles, based on the fact that in some technical schemes disclosed by the invention, the separation cavity plate and the cylindrical catheter are arranged in the operation sleeve in a detachable mode, and when cleaning and disinfection are needed, the separation cavity plate, the cylindrical catheter and the operation sleeve can be detached for cleaning and disinfecting respectively, so that the problems of disinfection dead angles and incomplete cleaning are avoided.

In addition, in order to better observe the cavity, if necessary, a pressurized liquid (such as physiological saline) is injected into the cavity to expand the cavity to open or flush the field of view, so that the examination is convenient, the observation and the operation can be more accurate and precise, and therefore, besides the instrument operation hole, a liquid channel is often required to be arranged in the hysteroscope. In the existing hysteroscope, the liquid channel and the instrument operation hole are independently arranged, and the liquid channel occupies the internal space of the hysteroscope, so that the arrangement quantity and the diameter of the instrument operation holes in the hysteroscope are further limited. Based on the above, the two formed instrument channels are respectively provided with the water inlet connector and the water return connector, and each instrument channel can guide an instrument and can be used as a circulating channel of liquid (such as physiological saline) in operation, so that the combination of the instrument channel and the liquid channel is realized, the operation of multiple instruments can be met, the caliber of the instrument channel is increased, and the selectable range of the instrument is enlarged; and pressurized liquid (such as physiological saline) can be injected into the cavity through the instrument channel, so that the structure is novel and the practicability is strong.

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 needed in the embodiments will be briefly described below, 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 these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of a hysteroscope dual-channel instrument guide device disclosed in an embodiment of the present invention;

FIG. 2 is a schematic view of the proximal (closed end) structure of a hysteroscope dual-channel instrument guide device according to an embodiment of the present invention;

fig. 3 is a schematic view of the distal end (open end) structure of the hysteroscope dual-channel instrument guiding device according to the embodiment of the invention.

Wherein, the reference numerals are as follows:

100. Hysteroscope binary channels apparatus guiding device;

1. An operating sleeve; 2. a closed structure; 21. a through port; 3. a cylindrical conduit; 31. a lens channel; 4. a compartment plate; 41. an instrument channel; 5. a first connection structure; 6. a second connection structure; 7. a third connection structure; 8. an instrument inlet; 9. a water inlet joint; 10. and a backwater joint.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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.

One of the purposes of the invention is to provide a hysteroscope double-channel instrument guiding device, which can realize that a plurality of instruments can be operated at a cavity focus simultaneously by arranging a plurality of operation channels, and the problem that the operation difficulty is increased because the prior hysteroscope cannot pull tissues and cut tissues (to expose incision boundaries) simultaneously.

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.

Example 1

As shown in fig. 1-3, the present embodiment provides a dual-channel hysteroscope instrument guiding device 100, which comprises an operation sleeve 1 and a cavity separating member, wherein one end of the operation sleeve 1 is opened, and the other end is closed by a sealing structure 2, in general, the operation sleeve 1 is cylindrical, and the opening end is often used for being inserted into a human body cavity and far away from a doctor, so that the opening end is also called as a "distal end", and correspondingly, the closed end is often located outside the human body and close to the doctor, so that the closed end is also called as a "proximal end". The closure structure 2 is not absolutely airtight and has a port 21 for the hysteroscope lens or instrument to pass through. The cavity separating piece is arranged in the operation sleeve 1 and divides the interior of the operation sleeve 1 into three mutually isolated channels, and any channel extends along the axial direction of the operation sleeve 1; one of the channels is used as a lens channel 31 for passing a hysteroscope lens, the other two channels are used as instrument channels 41 for passing surgical instruments, and in practical application, the space of each instrument channel 41 only allows one surgical instrument to pass in consideration of the fact that the volume of the operating sleeve 1 is not excessively large. The overall outer diameter of the operating sleeve 1 is preferably 6mm to 9mm.

In this embodiment, the cavity-dividing member may have various forms, and may be composed of a plurality of dividing plate members, or may be formed by combining plate members and other shaped members. As a preferred solution, the cavity separating member in this embodiment is composed of a cylindrical conduit 3 and a cavity separating plate 4, where, as shown in fig. 3, the cylindrical conduit 3 is sleeved in the operation sleeve 1 and is arranged along the axial direction of the operation sleeve 1, two ends of the cylindrical conduit 3 are opened for the lens to extend or stretch in, two ends of the cylindrical conduit 3 extend to two ends of the operation sleeve 1 respectively, and the interior of the cylindrical conduit 3 is a lens channel 31 capable of placing the lens; the diameter of the cylindrical catheter 3 is smaller than that of the operation sleeve 1, the two can be coaxially arranged and internally arranged, and considering that the space of the instrument channel 41 should meet the requirement that corresponding surgical instruments pass through and should not be too small, the scheme preferably adopts the scheme that the cylindrical catheter 3 is internally arranged in the operation sleeve 1, the outer wall of the cylindrical catheter 3 is connected with the inner wall of the operation sleeve 1 at a tangent position, an annular cavity channel is further formed between the outer wall of the cylindrical catheter 3 and the inner wall of the operation sleeve 1, the annular cavity channel is integrally in a crescent shape, and the separation cavity plate 4 can be detachably arranged in the annular cavity channel and is axially arranged along the operation sleeve 1 so as to separate the annular cavity channel into two mutually isolated instrument channels 41 along the circumferential direction of the annular cavity channel.

Further, in this embodiment, the compartment plate 4 is a flat plate, and typically only one is provided. As shown in fig. 3, the separation plate 4 is located at the diameter direction of the operation sleeve 1 and the cylindrical catheter 3 at the same time, two instrument channels 41 formed by separating the separation plate 4 are symmetrically distributed at two sides of the separation plate 4, and the cross-sectional shapes and the areas of the two instrument channels 41 are all identical. Wherein, from the view point shown in fig. 3, the top end of the separation plate 4 is fixedly connected (welded or integrally formed) with the inner wall of the operation sleeve 1, and the bottom end is detachably connected with the outer wall of the cylindrical conduit 3; or the top end of the separation cavity plate 4 is detachably connected with the inner wall of the operation sleeve 1, and the bottom end is fixedly connected with the cylindrical conduit 3 (welded or integrally formed); or the top end of the separation cavity plate 4 is detachably connected with the inner wall of the operation sleeve 1, and the bottom end of the separation cavity plate is detachably connected with the cylindrical catheter 3; or the separation cavity plate 4, the operation sleeve 1 and the cylindrical conduit 3 are integrally formed.

Further, in this embodiment, it is preferable that the outer wall of the cylindrical catheter 3 is detachably connected to the inner wall of the operation sleeve 1 at a tangent point by the first connection structure 5. The first connecting structure 5 comprises a first sliding groove and a first bar-shaped protruding block which is matched with the first sliding groove in a sliding manner, wherein the first sliding groove and the first bar-shaped protruding block extend along the axial direction of the operation sleeve 1, one of the first sliding groove and the first bar-shaped protruding block is arranged on the outer wall of the cylindrical conduit 3, and the other is arranged on the inner wall of the operation sleeve 1. Preferably, the first sliding groove is arranged on the inner wall of the operation sleeve 1 in an adhering, welding or integrated forming mode, and is arranged along the axial extension of the operation sleeve 1, and the first bar-shaped protruding block is arranged on the outer wall of the cylindrical conduit 3 in an adhering, welding or integrated forming mode.

Still further, the edge of one end of the separation plate 4 is detachably connected with the inner wall of the operation sleeve 1 through a second connecting structure 6, the second connecting structure 6 comprises a second sliding groove and a second bar-shaped protruding block which is slidably matched with the second sliding groove, the second sliding groove and the second bar-shaped protruding block extend along the axial direction of the operation sleeve 1, one of the second sliding groove and the second bar-shaped protruding block is arranged on the inner wall of the operation sleeve 1, and the other is arranged on the separation plate 4. Preferably, the second sliding groove is arranged on the inner wall of the operation sleeve 1 in an adhering, welding or integrated forming mode, and is preferably arranged symmetrically up and down with the first sliding groove, and the second bar-shaped protruding block is arranged on one end edge of the separation cavity plate 4 in an adhering, welding or integrated forming mode. Correspondingly, the separation cavity plate 4 is detachably connected with the outer wall of the cylindrical catheter 3 through a third connecting structure 7, the third connecting structure 7 comprises a third sliding groove and a third bar-shaped protruding block which is matched with the third sliding groove in a sliding mode, the third sliding groove and the third bar-shaped protruding block extend along the axial direction of the operation sleeve 1, one of the third sliding groove and the third bar-shaped protruding block is arranged on the outer wall of the cylindrical catheter 3, and the other of the third sliding groove and the third bar-shaped protruding block is arranged on the separation cavity plate 4. As a preferred scheme, the third chute is arranged on the outer wall of the cylindrical conduit 3 in a bonding, welding or integrated forming manner, and is preferably arranged symmetrically up and down with the first chute, and the third bar-shaped protruding block is arranged on the separation cavity plate 4 in a bonding, welding or integrated forming manner, and the third bar-shaped protruding block on the separation cavity plate 4 is arranged symmetrically up and down with the second bar-shaped protruding block.

Based on the sliding connection structure of the first connection structure 5, the second connection structure 6 and the third connection structure 7, the separation cavity plate 4 and the cylindrical catheter 3 can be detached from the operation sleeve 1, the separation cavity plate 4 and the cylindrical catheter 3 can be detached from each other, and the installation can be realized through sliding fit of the strip-shaped protruding blocks and the corresponding sliding grooves during installation, so that the operation is simple and convenient.

In this embodiment, two instrument nozzles 8 are provided on the outer wall of the operation sleeve 1 near the closed end thereof, and as shown in fig. 2 to 3, the two instrument nozzles 8 are respectively communicated with the two instrument channels 41 and are respectively located at both sides of the operation sleeve 1.

In this embodiment, the outer wall of the operating sleeve 1 near the closed end thereof is also provided with a water inlet joint 9 and a water return joint 10, and the water inlet joint 9 and the water return joint 10 are respectively communicated with different instrument channels 41. As shown in fig. 2-3, the two instrument channels 41 are provided, the water inlet joint 9 and the water return joint 10 are respectively communicated with the two instrument channels 41, and the instrument inlet nozzle 8 is positioned at the front ends of the water inlet joint 9 and the water return joint 10, that is, the instrument inlet nozzle 8 is arranged closer to the closed end of the operation sleeve 1 than the water inlet joint 9 and the water return joint 10, and in actual operation, the instrument inlet nozzle 8 needs to be exposed outside the human body of a patient. The water inlet joint 9 and the water return joint 10 are preferably tubular structures, are obliquely arranged and form an included angle with the axial direction of the operation sleeve 1, and in general, the outer ends of the water inlet joint 9 and the water return joint 10 are both inclined towards the closed end of the operation sleeve 1, and refer to fig. 1-3. Each instrument channel 41 can guide an instrument and serve as a circulating channel of intraoperative liquid (such as physiological saline), so that the instrument channel and the liquid channel are combined into a whole, the multi-instrument operation can be satisfied, and pressurized liquid (such as physiological saline) can be injected into the cavity channel through the instrument channel when necessary, so that the instrument channel has a novel structure and high practicability.

In this embodiment, the water inlet connector 9 and the water return connector 10 are respectively used for introducing liquid (such as physiological saline) into the human body cavity and discharging liquid from the human body cavity, and in order to control the injection and discharge rates of the liquid (such as physiological saline), water inlet valves and water return valves, which are generally preferably electromagnetic valves, may be respectively arranged on the water inlet connector 9 and the water return connector 10.

In this embodiment, the closing structure 2 is an elastic closing structure, which can be fixed to the operating sleeve 1 by means of adhesion. The through opening 21 formed in the closed structure 2 is a slit (cutting slit), such as a "one" slit, a "cross" slit, a "rice" slit, or the like. Because the sealing structure 2 is an elastic structure, the notch can allow the lens to pass through, and meanwhile, the notch can be kept closed by utilizing the elasticity of the self material, so that the liquid can be prevented from leaking out through the through hole 21 when the liquid circulates in the instrument channel 41.

In this embodiment, the sealing structure 2 and the operation sleeve 1 are made of rubber. The first connecting structure 5, the second connecting structure 6, the third connecting structure 7, the compartment plate 4 and the cylindrical conduit 3 are preferably made of the same rubber material.

During actual use, through the handheld operation sleeve 1 of doctor, can insert hysteroscope camera lens through cylindrical catheter 3 and gather the image, can realize that normal saline washes the chamber focus and adjusts normal saline pressure size and make the chamber expand through water inlet connector 9 and return water connector 10, can insert two medical appliances through two apparatus mouths 8, two appliances assist the cooperation each other and treat the operation, greatly improved doctor's operation convenience and maneuverability, shorten operation time, more mean reducing the operation risk, cylindrical catheter 3 and compartment board 4 all can be lifted off after the operation, disinfection and maintenance respectively, both eliminated disinfection dead angle, also be favorable to the individual protection of camera lens.

It should be noted that it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.

Claims

1. A hysteroscope binary channels apparatus guiding device, characterized in that includes:

2. The hysteroscope dual-channel instrument guide of claim 1, wherein the chambered member comprises:

3. The hysteroscope dual-channel instrument guide device according to claim 2, wherein the separation chamber plate is a flat plate, and two instrument channels are symmetrically distributed on two sides of the separation chamber plate.

4. A hysteroscope dual-channel instrument guide according to any one of claims 1-3, wherein the operating sleeve and the subchamber member are integrally formed.

5. The hysteroscope binary channels apparatus guide device according to claim 2 or 3, wherein the outer wall of the cylindrical catheter is detachably connected with the inner wall of the operation sleeve through a first connection structure, the first connection structure comprises a first chute and a first bar-shaped bump slidingly adapted to the first chute, the first chute and the first bar-shaped bump both extend along the axial direction of the operation sleeve, one of the first chute and the first bar-shaped bump is arranged on the outer wall of the cylindrical catheter, and the other one is arranged on the inner wall of the operation sleeve.

6. The hysteroscope double-channel instrument guide device according to claim 2 or 3, wherein the separation cavity plate and the inner wall of the operation sleeve are detachably connected through a second connecting structure, the second connecting structure comprises a second sliding groove and a second bar-shaped lug which is in sliding fit with the second sliding groove, the second sliding groove and the second bar-shaped lug both extend along the axial direction of the operation sleeve, one of the second sliding groove and the second bar-shaped lug is arranged on the inner wall of the operation sleeve, and the other is arranged on the separation cavity plate;

7. A hysteroscope double-channel instrument guide device according to any one of claims 1-3, characterized in that two instrument inlets are arranged on the outer wall of the operating sleeve, which is close to the closed end of the operating sleeve, and the instrument inlets are communicated with the instrument channels in a one-to-one correspondence.

8. A hysteroscope double-channel instrument guide device according to any one of claims 1-3, wherein the outer wall of the operating sleeve, which is close to the closed end of the operating sleeve, is further provided with a water inlet connector and a water return connector, and the water inlet connector and the water return connector are respectively communicated with different instrument channels.

9. The hysteroscope dual-channel instrument guide device according to claim 8, wherein the water inlet connector and the water return connector are respectively provided with a water inlet valve and a water return valve.

10. The hysteroscope double-channel instrument guide device according to any one of claims 1-4, wherein the sealing structure is integrally formed with the operation sleeve, the sealing structure is an elastic sealing structure, and the through opening formed on the sealing structure is a notch.