CN216963130U - Aspirator external member is used in operation of scope intranasal - Google Patents

Abstract

An aspirator kit for endoscopic transnasal surgery comprises a first aspirator and a second aspirator which are mirror-symmetrical; the suction device I and the suction device II respectively comprise a handle part and a tube part which are connected with each other; the handle part and the tube part are internally provided with communicated tube cavities; the tube part comprises a first suction tube and a second suction tube which are integrally connected, and the handle part comprises a first branch tube and a second branch tube which are integrally connected; the first suction pipe and the second suction pipe, the second suction pipe and the first branch pipe are arranged at an angle; a pressure adjusting piece for adjusting the pressure of the handle part and the tube cavity is arranged at the first branch tube; the handle part, the tube part and the angle between the handle part and the tube part are arranged, so that the problems that the pipeline of the existing suction apparatus is straight and the hands of operators are easy to fatigue are effectively solved; the function of adjusting the pressure in the cavity of the aspirator in the operation process is realized by arranging a pressure adjusting part.

Description

Aspirator external member is used in operation of scope intranasal

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to an aspirator kit for endoscopic nasal surgery.

Background

With the development of neuroendoscopy technology, more and more neurosurgery operations with skull base and high difficulty which previously need to be completed by craniotomy under a microscope can be completed by the transnasal endoscopy operation at present. For example, about 98% of pituitary adenomas can be performed by endoscopic surgery through the nose. Compared with the traditional craniotomy microsurgery, the neuroendoscopy transnasal operation has the advantages of small wound, capability of closely approaching and observing pathological changes, lighter traction on brain tissues after transnasal completion, quick postoperative rehabilitation, short hospitalization time and the like.

At present, in neurosurgery, a pipeline of an aspirator used in an endoscopic sinus surgery is straight, the occupied operation space is large when the aspirator is used, the operation of the neuroscope and other surgical instruments is easily interfered, and how to complete the cooperative operation among a plurality of instruments in a limited internal space of a nasal cavity is a key point of attention of doctors. Because the nasal mucosa is fragile, if the side hole is smaller, the negative pressure of the aspirator is not easy to adjust, and because the time of the operation process under the nasal endoscope is longer, the hand holding the aspirator is easy to be fatigued, thereby causing the problem that the position of the aspirator is not stable enough.

The present invention overcomes the above problems by providing an ergonomic aspirator kit for use in endoscopic nasal surgery.

SUMMERY OF THE UTILITY MODEL

To overcome the problems raised in the background art, the present invention provides an endoscopic nasal aspirator kit.

An aspirator kit for endoscopic transnasal surgery comprises a first aspirator and a second aspirator, wherein the first aspirator and the second aspirator are mirror-symmetrical; the suction device I and the suction device II respectively comprise a handle part and a tube part which are connected with each other; the handle part and the tube part are internally provided with communicated tube cavities; the tube part comprises a first suction tube and a second suction tube which are integrally connected, and the handle part comprises a first branch tube and a second branch tube which are integrally connected; the first suction pipe and the second suction pipe, the second suction pipe and the first branch pipe are arranged at an angle; a pressure regulating part for regulating the pressure of the pipe cavities of the handle part and the pipe part is arranged at the first branch pipe; the handle part, the pipe part and the angle between the handle part and the pipe part are arranged, so that the problems that the pipeline of the existing suction apparatus is straight and the hands of operators are easy to fatigue are effectively solved; the function of adjusting the pressure in the cavity of the aspirator tube in the operation process is realized by arranging a pressure adjusting piece.

Furthermore, a blunt head protection suction port is arranged at the front end of the first suction pipe, and a liquid outlet is arranged at the tail end of the second branch pipe; during the use, blunt head protection suction opening stretches into inside the patient's nasal cavity, and clinical aspirator pipe is connected to the liquid outlet, and when starting the aspirator, the inside liquid of nasal cavity, secretion etc. loop through blunt head protection suction opening, pipe portion, stalk portion and liquid outlet to the inside body fluid of suction nasal cavity.

Further, the first suction pipe is arranged to be adjustable in length, namely the first suction pipe is arranged to be telescopic; the length range of the first suction pipe is 5mm-3 cm; this arrangement meets the needs of the patient.

Further, the length range of the second suction tube is set to be 11cm-15cm, and is preferably 14 cm.

Further, the length of the first branch pipe is set in the range of 5cm to 7cm, preferably 6 cm.

Further, the length range of the second branch pipe is set to be 5cm-7 cm.

Furthermore, the first suction tube and the second suction tube are connected through an arc tube in a seamless mode; the first branch pipe and the second branch pipe are connected through an arc pipe in a seamless mode; the arrangement of the arc shape and the non-sharp corner can effectively avoid the damage to the patient in the operation process.

Further, the second suction tube and the first branch tube are connected seamlessly through the second arc tube, and the second arc tube has hardness but can deform when external force is applied. When the suction tube is used, the function of adjusting the angle of the second suction tube relative to the first branch tube is realized by applying force to the second arc tube. This arrangement ensures adjustability of the angle between the shank portion and the tube portion.

Further, the pressure regulating part comprises a flat platform arranged at the outer side of the first branch pipe and a through hole which is arranged on the flat platform and communicated with the pipe cavity; the function of adjusting the pressure inside the tube cavity is realized by opening and closing the through hole by an operator.

Further, the through-hole sets up the upside or the downside at flat platform to satisfy the regulation demand to aspirator lumen internal pressure size.

Furthermore, the peripheral edge of the opening of the through hole is arranged as a friction surface, so that a doctor can accurately find the position of the through hole by means of touch when using the medical instrument.

Further, the flat platform is set to be the size of a thumb, so that an operator can conveniently press the opening and closing of the control through hole by using the thumb.

Furthermore, the corners of the flat platform are rounded to prevent the hands of the operator from being cut.

Further, on the basis of a first plane which is parallel to the upper surface of the flat platform and passes through the circle center of the first branch pipe, an included angle alpha 1 between a first central shaft of the second branch pipe and the first plane is 10-45 degrees, and an included angle beta 1 between a second central shaft of the second suction pipe and the first plane is 25-60 degrees; when the suction aspirator is used, an operator holds the first branch pipe in a hand, and the second branch pipe can abut against a palm part, so that the stability of the aspirator head is effectively guaranteed. The device accords with human engineering mechanics, and effectively reduces fatigue caused by long-term holding of operators.

Further, an included angle alpha 2 between the first suction pipe and the second suction pipe is 90-150 degrees; the included angle beta 2 between the second suction pipe and the first branch pipe is 110-140 degrees, and the included angle gamma between the first branch pipe and the second branch pipe is 110-170 degrees; the setting range of an included angle between the first suction pipe and the second suction pipe accords with the structural distribution in the nasal cavity; the setting range of an included angle between the second suction tube and the first branch tube meets the comfort level of the nose of a patient after the suction apparatus extends into the nasal cavity; when the contained angle between first branch pipe and the second branch pipe set up the scope and satisfy handheld first branch pipe of operating personnel, the second branch pipe gives operating personnel's hand comfort level, effectively alleviates operating personnel and leads to the tired sense that the hand appears because of handheld aspirator for a long time, increases the stability of aspirator.

Furthermore, the outer side wall of the second suction tube is provided with scale marks for conveniently recording the extending length.

When the suction apparatus is used, the suction apparatus I and/or the suction apparatus II are selected according to different requirements of a patient, the first suction tube and the second suction tube are extended into the nasal cavity, the liquid outlet is connected with a clinical suction apparatus catheter, the suction apparatus is started, and under the action of negative pressure, waste liquid in the nasal cavity is sequentially discharged into the catheter of the suction apparatus through the blunt tip protection suction port, the catheter tube cavity, the handle tube cavity and the liquid outlet; the first branch pipe is held by a single hand of an operator, the second branch pipe is clamped at the palm position, the thumb is pressed at the through hole position of the flat platform, the function of fine adjustment of negative pressure in the suction head cavity is realized by closing and opening the through hole, and the single-hand operation is realized.

Compared with the prior art, the technical scheme of the utility model is that the aspirator external member is arranged through the mirror image, the included angles between the first suction tube and the second suction tube, between the second suction tube and the first branch tube and between the first branch tube and the second branch tube are arranged, and the directions of the second branch tube, the first suction tube and the second suction tube are limited by taking the first branch tube as a reference, so that the problems that the pipeline of the prior aspirator is straight clinically and the occupied operation space is large during suction are effectively solved, and the problem that the aspirator is unstable due to the fact that an operator easily generates hand fatigue when the prior aspirator is held for a long time is also effectively solved; in addition, the pressure regulating part is arranged at the first branch pipe, so that the function of regulating the pressure of the cavity of the aspirator is effectively realized.

Drawings

FIG. 1 is a schematic top view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the first aspirator of the present invention;

FIG. 3 is a schematic top view of the first aspirator;

FIG. 4 is a front view of a first aspirator of the present invention;

FIG. 5 is a schematic right-view structural diagram of a first aspirator of the present invention;

FIG. 6 is a perspective view of the first aspirator in a right-side view;

FIG. 7 is a schematic view of the overall structure of a first suction apparatus (the outer side of a second suction tube is provided with scale marks) in the utility model;

FIG. 8 is an enlarged schematic view of the flat platform of the present invention;

FIG. 9 is an enlarged sectional view of the flat platform of the present invention with through holes;

in the figure, 1, a first suction apparatus; 11. a first suction pipe; 12. a second suction tube; 13. a first branch pipe; 14. a second branch pipe; 15. a blunt tip protects the suction port; 16. a liquid outlet; 17. a first arc pipe; 18. a second arc pipe; 19. a lumen; 2. a second suction device; 3. a flat platform; 31. a through hole; 32. a first plane; 33. a first central shaft; 34. a central shaft II; 4. and (5) scale marking.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the embodiments described are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and efficacies of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and embodiments can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 9, an endoscopic nasal surgery aspirator kit in the present embodiment includes a first aspirator 1 and a second aspirator 2 that are mirror symmetric; the suction apparatus is characterized in that the suction apparatus I1 and the suction apparatus II 2 respectively comprise a handle part and a pipe part which are connected with each other; the insides of the handle part and the tube part are both provided with a tube cavity 19 communicated with each other; the tube part comprises a first suction tube 11 and a second suction tube 12 which are integrally connected, and the handle part comprises a first branch tube 13 and a second branch tube 14 which are integrally connected; the first suction pipe 11 and the second suction pipe 12, the second suction pipe 12 and the first branch pipe 13 and the second branch pipe 14 are arranged in an angled manner; a pressure adjusting piece for adjusting the pressure of the handle part and the tube cavity 19 is arranged at the first branch tube 13; the handle part, the pipe part and the angle between the handle part and the pipe part are arranged, so that the problems that the pipeline of the existing suction apparatus is straight and the hands of operators are easy to fatigue are effectively solved; the function of regulating the pressure inside the aspirator tube cavity 19 during operation is also realized by arranging a pressure regulating part.

A blunt protective suction port 15 is arranged at the front end of the first suction pipe 11, and a liquid outlet 16 is arranged at the tail end of the second branch pipe 14; during the use, blunt point protection suction opening 15 stretches into inside the patient's nasal cavity, and liquid outlet 16 connects clinical aspirator pipe, and when starting the aspirator, the inside liquid of nasal cavity, secretion etc. loop through blunt point protection suction opening 15, pipe portion, stalk portion and liquid outlet 16 to the inside body fluid of suction nasal cavity.

The length range of the first suction pipe 11 is 5mm-3 cm; this arrangement meets the needs of the patient. The length of the second suction tube 12 is set in the range of 11cm to 15cm, preferably 14 cm. The length of the first branch 13 is set in the range of 5cm to 7cm, preferably 6 cm. The length of the second branch pipe 14 is set in the range of 5cm to 7 cm.

The first suction pipe 11 and the second suction pipe 12 are connected seamlessly through a first arc pipe 17; the first branch pipe 13 and the second branch pipe 14 are connected seamlessly through a first arc pipe 17; the arrangement of the arc shape and the non-sharp corner can effectively avoid the damage to the patient in the operation process.

The pressure regulating part comprises a flat platform 3 arranged outside the first branch pipe 13 and a through hole 31 which is arranged on the flat platform 3 and communicated with the pipe cavity 19; the operator can open and close the through hole 31 to adjust the pressure inside the tube cavity 19. The through hole 31 is arranged on the upper side or the lower side of the flat platform 3 so as to meet the requirement of adjusting the pressure inside the aspirator tube cavity 19.

Based on a first plane 32 which is parallel to the upper surface of the flat platform 3 and passes through the circle center of the first branch pipe 13, an included angle alpha 1 between a first central shaft 33 of the second branch pipe 14 and the first plane 32 is 10-45 degrees, and an included angle beta 1 between a second central shaft 34 of the second suction pipe 12 and the first plane 32 is 25-60 degrees; when the suction device is used, an operator holds the first branch pipe 13, and the second branch pipe 14 can abut against a palm part, so that the stability of the suction device head is effectively guaranteed. The device accords with human engineering mechanics, and effectively reduces fatigue caused by long-term holding of operators.

The included angle alpha 2 between the first suction pipe 11 and the second suction pipe 12 is 90-150 degrees; the included angle beta 2 between the second suction pipe 12 and the first branch pipe 13 is 110-140 degrees, and the included angle gamma between the first branch pipe 13 and the second branch pipe 14 is 110-170 degrees; the setting range of an included angle between the first suction tube 11 and the second suction tube 12 accords with the structural distribution in the nasal cavity; the setting range of the included angle between the second suction tube 12 and the first branch tube 13 meets the comfort level of the nose of a patient after the suction apparatus extends into the nasal cavity; when the included angle setting scope between first branch pipe 13 and second branch pipe 14 satisfies handheld first branch pipe 13 of operating personnel, second branch pipe 14 gives operating personnel's hand comfort level, effectively alleviates operating personnel and leads to the tired sense that the hand appears because of handheld aspirator for a long time, increases the stability of aspirator.

Example 2

Referring to fig. 1 to 7, the present embodiment adds the following technical features on the basis of embodiment 1: the first suction pipe 11 is provided in a length adjustable type, that is, the first suction pipe 11 is provided in a telescopic type.

Example 3

Referring to fig. 1 to 7, the present embodiment adds the following technical features on the basis of embodiment 1 or 2:

the second suction tube 12 and the first branch tube 13 are connected seamlessly through the second arc tube 18, and the second arc tube 18 has hardness, but the second arc tube 18 can deform when external force is applied. When the suction device is used, the function of adjusting the angle of the second suction pipe 12 relative to the first branch pipe 13 is realized by applying force to the circular arc pipe 18. This arrangement ensures adjustability of the angle between the shank portion and the tube portion.

Example 4

Referring to fig. 8 to 9, the following technical features are added to the embodiments 1, 2 or 3 in this embodiment:

the opening peripheral edge of the through hole 31 is provided as a friction surface, so that a doctor can accurately find the position of the through hole 31 by means of touch when using the medical instrument. The flat platform 3 is set to be thumb-sized so as to facilitate the operator to press the control through-hole 31 to be opened and closed with the thumb. The corners of the flat platform 3 are set to be round corners so as to prevent the hands of the operator from being cut.

Example 5

Referring to fig. 7, the following technical features are added to the embodiment 1 or 2 or 3 or 4 in this embodiment: and scale marks 4 which are convenient for recording the extending length are arranged on the outer side wall of the second suction tube 12.

The above description of the embodiments is only intended for the understanding of the present invention. It should be noted that modifications could be made to the utility model without departing from the principle of the utility model, which would also fall within the scope of the claims of the utility model.

Claims (10)

1. An aspirator kit for endoscopic transnasal surgery comprises a first aspirator and a second aspirator which are mirror-symmetrical; the suction device I and the suction device II respectively comprise a handle part and a tube part which are connected with each other; the handle part and the tube part are internally provided with communicated tube cavities; the tube part comprises a first suction tube and a second suction tube which are integrally connected, and the handle part comprises a first branch tube and a second branch tube which are integrally connected; the first suction pipe and the second suction pipe, the second suction pipe and the first branch pipe are arranged at an angle; a pressure regulating member for regulating the pressure of the tube lumens of the stem portion and the tube portion is provided at the first branch tube.

2. The endoscopic nasal surgery aspirator kit according to claim 1, wherein a blunt tip protection suction port is provided at the front end of the first suction tube, and a liquid outlet is provided at the rear end of the second branch tube.

3. The endoscopic nasal surgery aspirator kit according to claim 1, wherein the first suction tube is configured to be length adjustable, i.e. the first suction tube is configured to be telescopic; the length of the first suction pipe ranges from 5mm to 3 cm.

4. The endoscopic nasal surgery aspirator kit according to claim 1, wherein the first and second aspiration tubes are seamlessly connected through a circular arc tube; the first branch pipe and the second branch pipe are connected through an arc pipe in a seamless mode.

5. The endoscopic nasal surgery aspirator kit according to claim 1, wherein the second aspiration tube and the first branch tube are seamlessly connected through a second arc tube, the second arc tube has hardness but can deform when external force is applied.

6. The endoscopic nasal surgery aspirator kit according to claim 1, wherein the pressure regulating member comprises a flat platform disposed outside the first branch tube, and a through hole disposed in the flat platform and communicating with the lumen.

7. The endoscopic nasal surgery aspirator kit according to claim 6, wherein the through hole is provided at an upper side or a lower side of the flat platform.

8. An endoscopic transnasal surgical aspirator kit according to claim 6, wherein an angle α 1 between a first central axis of the second branch tube and the first plane is 10 ° to 45 ° and an angle β 1 between a second central axis of the second suction tube and the first plane is 25 ° to 60 ° with respect to the first plane parallel to the upper surface of the flat platform and passing through the center of the circle where the first branch tube is located.

9. An endoscopic nasal surgical aspirator kit according to any of claims 1-8, wherein the angle α 2 between the first and second aspiration tubes is between 90 ° and 150 °; the included angle beta 2 between the second suction pipe and the first branch pipe is 110-140 degrees, and the included angle gamma between the first branch pipe and the second branch pipe is 110-170 degrees.

10. The endoscopic nasal surgery aspirator kit according to claim 9, wherein scale marks are provided on the outer sidewall of the second suction tube to facilitate recording of the length of the penetration.

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