CN211213071U

CN211213071U - Hysteroscope infusion pipeline

Info

Publication number: CN211213071U
Application number: CN201921629547.2U
Authority: CN
Inventors: 陈志强; 赵曙; 饶琳; 裘健; 刘虹
Original assignee: International Peace Maternity & Child Health Hospital Of China Welfare Institute
Current assignee: International Peace Maternity & Child Health Hospital Of China Welfare Institute
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-08-11
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to a hysteroscope infusion pipeline, include: the guide tube comprises an introduction port and a guide delivery port, and the introduction port is used for being connected with the uterus expansion instrument to introduce uterus expansion liquid pumped by the uterus expansion instrument; the water inlet pipe comprises a connecting end and a water inlet end, the connecting end is connected with the guide port and is used for guiding the uterus expanding liquid from the guide pipe, and the water inlet end is used for connecting the water inlet of the hysteroscope so as to enable the uterus expanding liquid to flow into the hysteroscope; the combination pipe comprises a fixed section and a detachable section, one end of the fixed section is connected with the guide port, and the other end of the fixed section is detachably connected with one end of the detachable section. The hysteroscope infusion pipeline can be freely adjusted to be in butt joint with a corresponding hysteroscope to form a uterus expanding channel, so that a set of pipeline is simultaneously adapted to a domestic hysteroscope and an imported hysteroscope, the operation is more labor-saving, and the material cost is saved; the infusion tube can be simultaneously connected with the water inlet and the water outlet of the inlet hysteroscope, so that the uterus swelling liquid can be discharged under the guidance of the infusion tube when the inlet hysteroscope is used, and the infection risk is favorably reduced.

Description

Hysteroscope infusion pipeline

Technical Field

The utility model relates to the field of medical equipment, in particular to a hysteroscope infusion pipeline.

Background

The hysteroscope is a gynecological surgical instrument, and can be used for directly performing surgical treatment on space-occupying lesion of uterine cavity (including polyp of uterine cavity, myoma of uterine mucosa, residual placenta and the like), endometrial biopsy, adhesion release, mediastinal uterus and the like through the hysteroscope. The fiber light source endoscope structurally comprises a hysteroscope body, an energy system, a light source system, a perfusion system and an imaging system. When in operation, firstly, the hysteroscope is slowly placed along the vagina, the light source is turned on, the uterus expanding liquid is injected into the uterus through the hollow hysteroscope, the uterus expanding pressure is 13-15kPa (1kPa is 7.5mmHg), after the uterus cavity is inflated, the visual field is bright, and the hysteroscope can be rotated to carry out sequential and comprehensive observation, and is mainly used for the examination and treatment in the uterus cavity. Because the utility model can enter into the uterine cavity, has amplification effect on the observed part, and can judge the illness state intuitively and accurately, the utility model becomes the first choice examination method for gynecological hemorrhagic diseases and intrauterine pathological changes.

In hysteroscopy, uterus expanding operation is an important step, a uterus expanding instrument is mainly used for injecting uterus expanding liquid with certain pressure into a uterine cavity to fill the uterine cavity, and during specific operation, the uterus expanding liquid is pumped out by a peristaltic pump of the uterus expanding instrument and then can be conveyed into the uterus through a liquid conveying pipe and a hollow hysteroscope. However, in practical clinical use, because of different design of hysteroscopes, the domestic hysteroscope generally has two perfusion tube water inlets, and the imported hysteroscope is provided with one water inlet and one water outlet. In most hospitals, domestic and imported hysteroscopes coexist, and because the sterilization package is closed, the type of hysteroscope in an operation bag can not be judged before an operation, so that a nurse is often required to temporarily unpack one more infusion tube to meet the requirement of domestic lens double water inlets in the operation; when the import hysteroscope is used, because the import hysteroscope is separately provided with the water outlet, the intrauterine liquid is freely discharged through the water outlet of the hysteroscope during operation, thereby increasing the risk of infection. Thus, not only increasing unnecessary manpower expenditure and material cost, but also being unfavorable for nosocomial infection control.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a hysteroscope infusion pipeline aiming at the problems that the cost of hysteroscope infusion pipeline materials is increased and infection control is not facilitated due to the non-uniform form of domestic hysteroscopes and import hysteroscopes.

A hysteroscope infusion line comprising:

the guide tube comprises an introduction port and a delivery port, and the introduction port is used for being connected with the uterus expansion instrument to introduce uterus expansion liquid pumped by the uterus expansion instrument;

the water inlet pipe comprises a connecting end and a water inlet end, the connecting end is connected with the guide port and is used for guiding the uterus expanding liquid from the guide pipe, and the water inlet end is used for being connected with a water inlet of the hysteroscope so that the uterus expanding liquid flows into the hysteroscope;

the combined pipe comprises a fixed section and a detachable section, one end of the fixed section is connected with the guide port, and the other end of the fixed section is detachably connected with one end of the detachable section.

When the hysteroscope is a domestic hysteroscope (with two water inlets), the fixed section is connected with the detachable section, the other end of the detachable section is connected with the second water inlet of the hysteroscope, the water inlet end of the water inlet pipe is connected with the first water inlet of the domestic hysteroscope, after the uterus swelling instrument is started, the uterus swelling liquid is introduced through the guide pipe and flows into the hysteroscope through the water inlet pipe and the combined pipe, and finally is guided into the uterine cavity through the hollow hysteroscope to achieve the purpose of uterus swelling, and after the uterine cavity is full, the hysteroscope can be rotated and the uterine cavity can be comprehensively observed in sequence. If the hysteroscope in the operation bag is an import hysteroscope (a water inlet and a water outlet), the water inlet end of the water inlet pipe is connected with the water inlet of the import hysteroscope, the other end of the detachable section and the other end of the fixed section are separated and then the other end of the fixed section is blocked, and one end of the detachable section which is detached is connected with the water outlet of the import hysteroscope to be used for guiding the intrauterine liquid into the collection container.

The hysteroscope infusion pipeline at least has the following beneficial technical effects:

(1) can be according to the hysteroscope type of in-service use right the utility model discloses a hysteroscope infusion pipeline carries out the freedom regulation and forms the route of expanding uterus with convenient and corresponding hysteroscope butt joint to utilize one set of pipeline can the domestic hysteroscope of adaptation and import hysteroscope simultaneously. Redundant infusion tubes do not need to be prepared for a domestic hysteroscope or an imported hysteroscope, so that the operation is more trouble-saving, and the material cost is saved; utilize the utility model discloses a transfer line can be connected with the water inlet and the delivery port of import hysteroscope simultaneously to the palace liquid that expands in the palace chamber can be discharged to collection bag or waste liquid bucket through the transfer line guide when using import hysteroscope, avoids the pollution of operating room, is favorable to reducing the infection risk.

(2) Because the utility model discloses an can assemble and multifunctionality, only need prepare one set of pipeline when hysteroscopic operation can, reduced material cost, make things convenient for clinical use, be worth wideling popularize.

In one embodiment, the inlet conduit further comprises a first necked-down inlet fitting removably attached to the inlet end.

In one embodiment, the root of the first necked-down water inlet fitting is externally threaded, and the external threads cooperate with a first internally threaded cap provided on the water inlet end to removably couple the first necked-down water inlet fitting to the water inlet end.

In one embodiment, the first necked-down water inlet connector inner wall is circumferentially provided with a protrusion for gripping the water inlet.

In one embodiment, two ends of the detachable section are respectively provided with an internal thread and an external thread in a surrounding mode, and one end of the detachable section is in threaded fit connection with the fixed section.

In one embodiment, the modular pipe further comprises a second necked water inlet fitting disposed at an end of the removable section remote from the fixed section.

In one embodiment, the second necked-down water inlet fitting is removably disposed at an end of the removable section.

In one embodiment, the guide tube further comprises a necked down guide joint provided at the lead-in.

In one embodiment, the hysteroscope infusion pipeline is made of rubber.

In one embodiment, the guide tube is detachably connected to the water inlet tube and the combination tube, respectively.

Drawings

Fig. 1 is a schematic structural view of a hysteroscope infusion pipeline according to an embodiment of the present invention;

FIG. 2 is a schematic view of the hysteroscope infusion line of FIG. 1 connected to a domestic hysteroscope;

fig. 3 is a schematic view of the hysteroscope fluid delivery line of fig. 1 connected to an inlet hysteroscope.

In the figure, 100, guide tube, 110, introduction port, 120, delivery port, 130, necking guide joint,

200. a water inlet pipe, 210, a connecting end, 220, a water inlet end, 221, a first internal thread cap, 230, a first necking water inlet connector, 231 and a bulge,

300. a combined pipe 310, a fixed section 320, a detachable section 321, a second internal thread cap 330, a second necking water inlet joint,

400. a domestic hysteroscope 410, a first water inlet, a second water inlet and a third water inlet,

500. an inlet hysteroscope 510, a water inlet 520, a water outlet,

600. the uterus expanding instrument comprises a uterus expanding instrument,

700. and (4) collecting the container.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Those of ordinary skill in the art will recognize that variations and modifications of the various embodiments described herein can be made without departing from the scope of the invention, which is defined by the appended claims. Moreover, descriptions of well-known functions and constructions may be omitted for clarity and conciseness.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 3, in an embodiment of the present invention, a hysteroscope infusion tube is provided, which includes a guide tube 100, a water inlet tube 200 and a combination tube 300. The guide tube 100 comprises an introduction port 110 and a delivery port 120, wherein the introduction port 110 is connected with the uterus swelling instrument 600 to introduce uterus swelling liquid pumped by the uterus swelling instrument 600; the water inlet pipe 200 comprises a connecting end 210 and a water inlet end 220, the connecting end 210 is connected with the guide port 120 and is used for leading in the uterus swelling liquid from the guide pipe 100, and the water inlet end 220 is used for connecting with the water inlet of the hysteroscope so as to lead the uterus swelling liquid to flow into the hysteroscope; the composite pipe 300 includes a fixed section 310 and a detachable section 320, wherein one end of the fixed section 310 is connected to the delivery port 120, and the other end of the fixed section 310 is detachably connected to one end of the detachable section 320.

The uterus dilating liquid used in uterus dilating process is normal saline. When the uterus expanding instrument is used, the introduction port 110 is connected with a uterus expanding liquid outlet of the uterus expanding instrument 600, the hysteroscope in the operation bag is taken out, referring to fig. 2, when the hysteroscope is a domestic hysteroscope 400 (with two water inlets), the fixed section 310 is connected with the detachable section 320, the other end of the detachable section 320 is connected with a second water inlet 420 of the hysteroscope, the water inlet end 220 of the water inlet pipe 200 is connected with a first water inlet 410 of the domestic hysteroscope 400, after the uterus expanding instrument 600 is started, the uterus expanding liquid is introduced through the guide pipe 100 and flows into the hysteroscope through the water inlet pipe 200 and the combined pipe 300, and finally introduced into the uterine cavity through the hollow hysteroscope to achieve the purpose of expanding the uterus, and after the uterine cavity is filled, the hysteroscope can be rotated and comprehensively observe the uterine cavity in sequence. If the hysteroscope in the surgical kit is the inlet hysteroscope 500 (one water inlet 510, one water outlet 520), referring to fig. 3, the water inlet end 220 of the water inlet tube 200 is connected with the water inlet 510 of the inlet hysteroscope 500, the other end of the detachable section 320 is separated from the other end of the fixed section 310 and then the other end of the fixed section 310 is blocked, and one end of the detached detachable section 320 is connected with the water outlet 520 of the inlet hysteroscope 500 for guiding the intrauterine liquid into the collection container 700 such as a collection bag or a waste liquid bucket.

In the embodiment, the hysteroscope infusion pipeline can be freely adjusted according to the type of the hysteroscope which is actually used so as to be conveniently butted with the corresponding hysteroscope to form a uterus expanding channel, so that the hysteroscope which is made in China and an imported hysteroscope can be simultaneously adapted by one set of pipeline. Redundant infusion tubes do not need to be prepared for a domestic hysteroscope or an imported hysteroscope, so that the operation is more trouble-saving, and the material cost is saved; utilize the utility model discloses a transfer line can be connected with the water inlet and the delivery port of import hysteroscope simultaneously to the palace liquid that expands in the palace chamber can be discharged to collection bag or waste liquid bucket through the transfer line guide when using import hysteroscope, avoids the pollution of operating room, is favorable to reducing the infection risk.

Because the utility model discloses an can assemble and multifunctionality, only need prepare one set of pipeline when hysteroscopic operation can, reduced material cost, make things convenient for clinical use, be worth wideling popularize.

Referring to FIG. 1, in some embodiments, the water inlet pipe 200 further includes a first necked-down water inlet fitting 230, the first necked-down water inlet fitting 230 being removably coupled to the water inlet end 220. It should be noted that "necking" of the first necked-in water inlet fitting 230, as well as the second necked-in water inlet fitting 330 and the necked-in pilot fitting opening 130 described below, means that the width at the middle of the fitting is less than the width at the opening at the front end of the fitting, making the fitting flared. The convenient direct grafting of the first necking water supply connector 230 of loudspeaker form is fixed to the water inlet, and is concrete, and the opening cover of first necking water supply connector 230 is behind the water inlet, along with the increase of grafting length, and the neck department can realize closely cooperating with the outer wall of water inlet, and the water inlet of inlet tube 200 and hysteroscope breaks away from when avoiding operating and makes uterus swelling liquid flow from breaking away from the department and lead to the operation failure. Because first necking water supply connector 230 detachably connects at the end of intaking 220, can adopt first necking water supply connector 230 to be connected with the water inlet of hysteroscope during the concrete joint, also can directly dock the water inlet of end of intaking 220 and hysteroscope with first necking water supply connector 230 after pulling down, the using-way is more nimble, can adapt to different connection demands.

In some embodiments, the root of the first necked-down water inlet fitting 230 is externally threaded, which may mate with a first internally threaded cap 221 provided on the water inlet end 220 to removably couple the first necked-down water inlet fitting 230 to the water inlet end 220. In the clinical use, probably encircle on some hysteroscopes's the water inlet and be equipped with the external screw thread, consequently can directly correspond first internal thread cap 221 and revolve on the water inlet of external screw thread form after pulling down first necking water supply connector 230 to the connection demand of multiple different forms can be satisfied to this embodiment, and clinical use is more nimble.

It will be appreciated that the first necked-down water inlet fitting 230 and the water inlet end 220 may be connected by other means, such as by a snap-fit connection, and is not particularly limited herein.

Preferably, the inner wall of the first necked-down water inlet fitting 230 is circumferentially provided with a protrusion 231 for gripping the water inlet. First necking water supply connector 230's opening cover is behind the water inlet, and first necking water supply connector 230 inner wall encircles the arch 231 that sets up and can firmly withhold the outer wall of water inlet, and the water inlet of first necking water supply connector 230 and hysteroscope breaks away from the water inlet that makes uterus swelling liquid flow out from the department of breaking away from and then lead to the operation failure when avoiding uterus swelling operation.

In some embodiments, the detachable segment 320 has an inner thread and an outer thread around both ends thereof, and one end thereof is connected with the fixed segment 310 in a threaded fit manner. Specifically, referring to fig. 1, when an external thread is circumferentially arranged on the end portion of the fixed section 310 close to the detachable section 320, one end of the detachable section 320 connected to the fixed section is provided with a second internal thread cap 321 which can be connected with the external thread in a matching manner, and the other end of the detachable section 320 is provided with an external thread, when the used hysteroscope is the inlet hysteroscope 500, the detachable section 320 is detached, and one end of the detachable section 320 is connected with the water outlet 520 according to the specification of the water outlet 520 of the inlet hysteroscope 500, for example, when the water outlet 520 is provided with an external thread, the second internal thread cap 321 of the detachable section 320 is connected with the water outlet 520; when the water outlet 520 is provided with internal threads, the end of the detachable section 320 provided with the external threads is connected with the water outlet 520, so that the detachable section can be connected with the water outlets 520 with various specifications, and the clinical use is more flexible. It is understood that in other embodiments, when the end of the fixed segment 310 is provided with an internal thread, one end of the detachable segment 320 connected thereto may be provided with an external thread cooperatively connected with the internal thread, and the other end of the detachable segment 320 is provided with an internal thread, and may also be connected with water outlets 520 of different specifications after being detached.

Of course, the two ends of the detachable section 320 may be respectively configured to be other connection forms, such as a buckle, a slot, and the like, and the connection forms are not limited herein.

With continued reference to FIG. 1, in some embodiments, the modular pipe 300 further includes a second necked-in water inlet fitting 330 disposed at an end of the removable section 320 remote from the fixed section 310. The second necking water inlet connector 330 can be conveniently and directly inserted into the second water inlet 420 of the domestic hysteroscope 400, the opening of the second necking water inlet connector 330 is sleeved behind the second water inlet 420 of the hysteroscope, and the necking part can be tightly matched with the outer wall of the second water inlet 420 along with the increase of the inserting length, so that the second water inlet 420 of the hysteroscope is separated from the uterus swelling liquid to flow out from the separation part during operation. When the detachable section 320 is applied to the import hysteroscope 500, the detachable section 320 can be detached, the second necking water inlet connector 330 is inserted into the water outlet 520 of the import hysteroscope 500, so that the detachable section 320 is utilized to guide the intrauterine liquid outwards into the collection bag or the waste liquid barrel, the connection between the second necking water inlet connector 330 and the water outlet 520 of the import hysteroscope 500 is tight, the probability of separation and disconnection between the detachable section 320 and the water outlet 520 of the import hysteroscope 500 is reduced, and the probability of outflow of the intrauterine liquid from the separation position is reduced.

Preferably, a second necked water inlet fitting 330 is removably provided at the end of the removable section 320. For example, can be with second necking water supply connector 330 with can dismantle section 320 threaded connection, it is concrete, because second necking water supply connector 330 detachably connects at the tip of dismantling section 320, can utilize second necking water supply connector 330 to be connected with domestic hysteroscope 400's second water inlet 420 during the connection, also can directly dock the tip of dismantling section 320 with domestic hysteroscope 400's second water inlet 420 after second necking water supply connector 330 pulls down, the using-way is more nimble, can adapt to different connection demands. When the detachable section 320 is applied to the import hysteroscope 500, the detachable section 320 can be detached, the second necking water inlet connector 330 can be connected with the water outlet 520 of the import hysteroscope 500, and the end part of the detachable section 320 can be directly connected with the water outlet 520 of the import hysteroscope 500 after the second necking water inlet connector 330 is detached, so that the detachable section can adapt to different water outlet 520 type specifications.

In some embodiments, the guide tube 100 further comprises a necked-down guide joint 130, the necked-down guide joint 130 being provided at the lead-in 110. The necking guide joint port 130 can be directly inserted into the uterus expanding liquid outlet of the uterus expanding instrument 600, the opening of the necking guide joint port 130 is sleeved behind the uterus expanding liquid outlet, along with the increase of the inserting length, the connection between the necking part and the uterus expanding liquid outlet is more and more tight, the probability that the guide tube 100 is separated from the uterus expanding liquid outlet during operation is reduced, and the uterus expanding liquid is prevented from flowing out from the separation part of the guide tube 100 and the uterus expanding liquid outlet.

In some embodiments, the hysteroscope infusion line is made of rubber. The rubber has better elasticity, and can be stretched and randomly bent, thereby meeting different use requirements.

In some embodiments, the hysteroscope infusion lines have an inner diameter of 4-9 mm. Clinical tests prove that the inner diameter of 4-9mm can meet the requirement of uterus dilating hydraulic pressure delivery.

In some embodiments, the above guide tube 100, the water inlet tube 200 and the combined tube 300 may be fixedly connected or detachably connected, and occupy a small space after being detached, thereby facilitating storage and management.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A hysteroscope infusion pipeline is characterized by comprising:

2. The hysteroscope infusion line of claim 1, wherein the inlet tube further comprises a first necked-down water inlet fitting removably connected at the water inlet end.

3. The hysteroscope infusion line of claim 2, wherein the root of the first necked-down water inlet connector is provided with external threads that mate with a first internally threaded cap provided on the water inlet end to removably connect the first necked-down water inlet connector to the water inlet end.

4. The hysteroscope infusion tube of claim 2, wherein the inner wall of the first necked-down water inlet connector is circumferentially provided with a protrusion for clamping the water inlet.

5. The hysteroscope infusion tube of claim 1, wherein the two ends of the detachable section are respectively provided with an internal thread and an external thread, and one end of the detachable section is connected with the fixed section in a threaded fit manner.

6. The hysteroscope infusion tube of claim 1, wherein the combination tube further comprises a second necked water inlet joint disposed at an end of the detachable section distal from the fixed section.

7. The hysteroscope infusion line of claim 6, wherein the second necked-down water inlet fitting is removably provided at an end of the removable section.

8. The hysteroscope infusion line of claim 1, wherein the guide tube further comprises a necked down guide joint provided at the introduction port.

9. The hysteroscope infusion line of claim 1, wherein the hysteroscope infusion line is made of rubber.

10. The hysteroscope infusion tube of claim 1, wherein the guide tube is detachably connected with the water inlet tube and the combination tube, respectively.