CN214511115U - Bronchoscope outer sheath pipe - Google Patents

Abstract

The utility model discloses a bronchoscope outer sheath tube, which comprises an operating handle, an outer sheath tube body and a bronchoscope socket; the outer sheath tube body is positioned at the inner end of the operating handle, and the bronchoscope socket is positioned at the outer end of the operating handle; the bronchoscope is inserted into the outer sheath tube body through a bronchoscope socket; the outer sheath tube body is a flexible tube made of transparent materials, a near-end balloon and a far-end balloon are fixedly arranged on the outer wall of the outer sheath tube body, and the near-end balloon and the far-end balloon are both balloon membranes capable of being inflated and deflated; the near-end balloon is inflated and deflated through a near-end inflation tube positioned in the inner wall of the outer sheath tube body, and the far-end balloon is inflated and deflated through a far-end inflation tube positioned in the inner wall of the outer sheath tube body; the near-end inflation tube and the far-end inflation tube are staggered. If meet far away little trachea and bleed in the use, can fill corresponding sacculus, block the distal end small trachea and bleed and prevent stifling to the big trachea, simultaneously, if when the patient coughs acutely, the sacculus of inflation and trachea wall in close contact with can play fixed bronchoscope position, convenient operation and observation.

Description

Bronchoscope outer sheath pipe

Technical Field

The utility model belongs to the field of medical equipment, concretely relates to bronchoscope sheath pipe.

Background

The electronic bronchoscope is used as the most important tool in the field of lung interventional diagnosis and treatment, and is widely applied in clinic. However, in the clinical application process of decades, people also find the advantages and the disadvantages of the existing electronic bronchoscope. For example, in an electronic bronchoscope biopsy, intratracheal bleeding affects not only the line of sight but also the procedure. The endoscope needs to be repeatedly pulled out and inserted, so that the pain of a patient and the operation complexity are increased, the operation time is prolonged, and the operation risk is increased. Meanwhile, in the bronchoscope biopsy process, the wrist is required to change the angle continuously so as to reach an ideal angle. Greatly improving the difficulty of interventional operation under the respiratory endoscope.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art not enough, provide one kind and possess hemostasis function, realize bronchoscope continuous observation, biopsy and intervene the bronchoscope outer sheath pipe of operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bronchoscope sheath tube comprises an operating handle, a sheath tube body and a bronchoscope socket; the outer sheath tube body is positioned at the inner end of the operating handle, and the bronchoscope socket is positioned at the outer end of the operating handle; the bronchoscope is inserted into the outer sheath tube body through the bronchoscope socket and enters the trachea of the human body together for examination;

the outer sheath tube body is a flexible tube made of transparent materials, a near-end balloon and a far-end balloon are fixedly arranged on the outer wall of the outer sheath tube body, the near-end balloon and the far-end balloon are both balloon membranes capable of being inflated and deflated, when the balloon membranes are not inflated, the balloon membranes are tightly attached to the outer wall of the outer sheath tube body, and after inflation, the balloon membranes are expanded to form the balloons; the near-end balloon is inflated and deflated through a near-end inflation tube positioned in the inner wall of the outer sheath tube body, and the near-end inflation tube penetrates out of one side of the operating handle; the far-end balloon is inflated and deflated through a far-end inflation tube positioned in the inner wall of the outer sheath tube body, and the near-end inflation tube penetrates out of the other side opposite to the operating handle; the near-end inflation tube and the far-end inflation tube are staggered. If meet far away little trachea and bleed in the use, can fill corresponding sacculus, block the distal end small trachea and bleed and prevent stifling to the big trachea, simultaneously, if when the patient coughs acutely, the sacculus of inflation and trachea wall in close contact with can play fixed bronchoscope position, convenient operation and observation.

Furthermore, more than three observation ports are arranged on two sides of the outer sheath tube body at intervals and are sequentially distributed between the near-end balloon and the far-end balloon and outside the near-end balloon and the far-end balloon, and the bronchoscope can extend out of the outer sheath tube body from the observation ports at different positions, so that continuous observation and operation can be performed under the condition that the small air passage is blocked by the air bag.

Furthermore, the outer end of the bronchoscope socket is a horn-shaped opening, so that the bronchoscope can be conveniently inserted, and the inner end of the bronchoscope socket is connected to the end part of the operating handle through the rotary bearing, so that the operating handle and the outer sheath pipe body can integrally rotate relative to the bronchoscope socket, and the bronchoscope can reach any position on the tracheal wall.

Furthermore, the side surface of the operating handle is provided with an operating pore canal for the biopsy forceps and the brush to enter and exit the outer sheath canal body, and the operating pore canal is communicated with the outer sheath canal body, so that the interventional operation of biopsy and brush inspection can be realized on the premise of not pulling out the bronchoscope.

Furthermore, the side of the operating handle is provided with a connecting pipe used for being connected with a breathing machine, the connecting pipe is communicated with the outer sheath pipe body, a patient can be supported by the breathing machine while a bronchoscope is used, and the tolerance of a severe patient is greatly improved.

Preferably, a scale indicating line is reserved on the inner wall of the outer sheath tube body, so that the entering depth of the outer sheath tube body can be conveniently checked, and the position of a bleeding point can be judged.

Preferably, the distance between the near-end balloon and the far-end balloon is 10-12 cm, and the distance between the near-end balloon and the operating handle is 50-70 cm.

Has the advantages that:

(1) the bronchoscope sheath tube can achieve the effect similar to that of two-balloon tube of the three-cavity under the gastroscope by using the bronchoscope sheath tube balloon. Not only can reduce the risk of hemorrhage and asphyxia, but also can fix the bronchoscope and reduce the operating pressure and burden of an operator.

(2) The utility model discloses the inserted part of outer sheath pipe is rotatable formula, and the intervention operation mouth that its was reserved can be through rotatory sheath pipe, and guide biopsy forceps and brush carry out relevant operation in the position that reaches the pipe wall ideal.

(3) The outer sheath tube is of a flexible and partially bendable structure, so that the electronic bronchoscope enters a trachea from the outer sheath tube, and the extrusion and damage of physiological bending of the turbinate and epiglottis of throat to the electronic bronchoscope are reduced.

(4) The utility model discloses solitary connecting pipe can connect the breathing machine and give high frequency ventilation or conventional machinery to ventilate on the sheath pipe, and the function of trachea cannula, laryngeal mask is replaced to the part.

(5) The bronchoscope can clearly recognize the entering depth of the bronchoscope through the scale marks on the inner wall of the outer sheath tube, and the depth and the position of the bleeding bronchus can be measured and calculated.

Drawings

These and/or other advantages of the present invention will become more apparent from the following detailed description of the present invention when taken in conjunction with the accompanying drawings and the following detailed description.

Fig. 1 is a structural schematic diagram of the bronchoscope outer sheath balloon in an uninflated state.

Fig. 2 is a structural schematic diagram of the balloon of the bronchoscope outer sheath tube in a state after inflation.

Fig. 3 is a schematic view of the external structure of the sheath tube body of the bronchoscope outer sheath tube.

Wherein each reference numeral represents: 1 operating a handle; 2, a sheath pipe body; 3, inserting a bronchoscope; 4 a proximal balloon; 5 a distal balloon; 6 a proximal inflation tube; 7 a distal inflation tube; 8, a viewing port; 9 a swivel bearing; 10 operating the pore channel; 11 a connecting pipe; the 12 scales indicate lines.

Detailed Description

The invention will be better understood from the following examples.

The drawings in the specification show the structure, ratio, size, etc. only for the purpose of matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and not for the purpose of limiting the present invention, so the present invention does not have the essential meaning in the art, and any structure modification, ratio relationship change or size adjustment should still fall within the scope covered by the technical content disclosed in the present invention without affecting the function and achievable purpose of the present invention. Meanwhile, the terms "upper", "lower", "front", "rear", "middle", and the like used in the present specification are for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

As shown in fig. 1, the bronchoscope outer sheath tube includes an operation handle 1, an outer sheath tube body 2, and a bronchoscope insertion port 3. Wherein, the outer sheath tube body 2 is positioned at the inner end of the operating handle 1, and the bronchoscope socket 3 is positioned at the outer end of the operating handle 1; the bronchoscope is inserted into the outer sheath tube body 2 through the bronchoscope jack 3 and enters the trachea of the human body together for examination.

As shown in fig. 2, the sheath tube body 2 is a flexible tube made of transparent material, has a radian, conforms to the structure of a human trachea, a near-end balloon 4 and a far-end balloon 5 are fixedly arranged on the outer wall of the flexible tube, the near-end balloon 4 and the far-end balloon 5 are both balloon membranes made of polyurethane elastomers capable of being inflated and deflated, and when the flexible tube is in an uninflated state, the balloon membranes are tightly attached to the outer wall of the sheath tube body 2, and when the flexible tube is inflated, the balloon membranes are bulged and form the balloons; the near-end balloon 4 is inflated and deflated through a near-end inflation tube 6 positioned in the inner wall of the outer sheath tube body 2, and the near-end inflation tube 6 penetrates out of one side of the operating handle 1; the far-end balloon 5 is inflated and deflated through a far-end inflation tube 7 positioned in the inner wall of the outer sheath tube body 2, and the far-end inflation tube 7 penetrates out from the other side opposite to the operating handle 1; the proximal inflation tube 6 and the distal inflation tube 7 are staggered. If meet far away little trachea and bleed in the use, can fill corresponding sacculus, block the distal end small trachea and bleed and prevent stifling to the big trachea, simultaneously, if when the patient coughs acutely, the sacculus of inflation and trachea wall in close contact with can play fixed bronchoscope position, convenient operation and observation.

The outer end of the bronchoscope socket 3 is a horn-shaped opening, so that the bronchoscope can be conveniently inserted; the inner end is connected to the end part of the operating handle 1 through the rotary bearing 9, so that the operating handle 1 and the outer sheath tube body 2 can integrally rotate relative to the bronchoscope socket 3, the bronchoscope socket 3 can be fixed after the bronchoscope is inserted, and the operating handle 1 and the outer sheath tube body 2 are rotated, so that any position on the tracheal wall can be reached.

The side of the operating handle 1 is provided with an operating pore channel 10 for the biopsy forceps and the brush to enter and exit the sheath tube body 2, and the operating pore channel 10 is communicated with the sheath tube body 2.

The side of the operating handle 1 is provided with a connecting pipe 11 for connecting with a respirator, and the connecting pipe 11 is communicated with the outer sheath pipe body 2.

As shown in fig. 3, more than three observation ports 8 are arranged at two sides of the sheath tube body 2 at intervals and are sequentially distributed between the near-end balloon 4 and the far-end balloon 5 and outside the same, and the bronchoscope can extend out of the sheath tube body 2 from the observation ports 8 at different positions, so that continuous observation and operation can be performed without influencing the small airway obstruction caused by the balloons. The inner wall of the outer sheath tube body 2 is provided with a scale indicating line 12, so that the entering depth of the outer sheath tube body can be conveniently checked, and the position of a bleeding point can be conveniently judged.

In this embodiment, the distance between the proximal balloon 4 and the distal balloon 5 is 10cm, and the distance between the proximal balloon 4 and the operating handle 1 is 70 cm.

When the bronchoscope is used, the sheath tube is sleeved outside the insertion section of the common electronic bronchoscope, enters the main trachea through the nasal passage, the throat and the glottis under the guidance of the electronic bronchoscope, and enters the bronchus or the sub-segment bronchus under the further guidance of the bronchoscope camera.

If a bleeding part is found, the air bag corresponding to a proper position can be selected to inflate according to the requirement, so that the bleeding channel is fixed and blocked, and the aim of promoting blood coagulation is fulfilled.

If an adherent focus which is not suitable for reaching the position is found or the focus is positioned at a special angle, the outer sheath tube can be tried to be rotated to a proper angle through the biopsy pore channel, and then the biopsy forceps are guided to carry out biopsy and brushing detection until the requirement is met.

If necessary, the electronic bronchoscope can be extended out of the observation hole of the outer sheath tube for continuous observation and operation.

If necessary, the connecting pipe can be connected with a respirator to carry out high-frequency ventilation or conventional mechanical ventilation to support the interventional operation under the microscope.

The utility model provides a thought and method of bronchoscope outer sheath pipe specifically realize that this technical scheme's method and approach are many, above only the utility model discloses a preferred embodiment should point out, to the ordinary technical personnel of this technical field, not deviating from the utility model discloses under the prerequisite of principle, can also make a plurality of improvements and moist decorations, these improvements should also be regarded as with moist decorations the utility model discloses a protection scope. All the components not specified in the present embodiment can be realized by the prior art.

Claims (7)

1. A bronchoscope sheath tube is characterized by comprising an operating handle (1), a sheath tube body (2) and a bronchoscope socket (3); the outer sheath tube body (2) is positioned at the inner end of the operating handle (1), and the bronchoscope socket (3) is positioned at the outer end of the operating handle (1); the bronchoscope is inserted into the outer sheath tube body (2) through the bronchoscope socket (3) and enters the trachea of the human body together for examination;

the outer sheath tube body (2) is a flexible tube made of transparent materials, a near-end balloon (4) and a far-end balloon (5) are fixedly arranged on the outer wall of the outer sheath tube body, the near-end balloon (4) and the far-end balloon (5) are both balloon membranes capable of being inflated and deflated, the balloon membranes are tightly attached to the outer wall of the outer sheath tube body (2) in an uninflated state, and after inflation, the balloon membranes are bulged to form the balloons; the near-end balloon (4) is inflated and deflated through a near-end inflation tube (6) positioned in the inner wall of the outer sheath tube body (2), and the near-end inflation tube (6) penetrates out of one side of the operating handle (1); the far-end balloon (5) is inflated and deflated through a far-end inflation tube (7) positioned in the inner wall of the outer sheath tube body (2), and the far-end inflation tube (7) penetrates out of the other side, opposite to the operating handle (1); the near-end inflation tube (6) and the far-end inflation tube (7) are mutually staggered.

2. The bronchoscope sheath according to claim 1, wherein the sheath tube body (2) is provided with three or more viewing ports (8) at two sides at intervals, and the viewing ports are sequentially distributed between the proximal balloon (4) and the distal balloon (5) and outside, and the bronchoscope can extend out of the sheath tube body (2) from the viewing ports (8) at different positions for viewing.

3. The bronchoscope sheath according to claim 1, wherein the outer end of the bronchoscope socket (3) is a trumpet-shaped opening, and the inner end is connected to the end of the operation handle (1) through a rotary bearing (9), so that the operation handle (1) and the sheath tube body (2) can rotate relatively to the bronchoscope socket (3).

4. The bronchoscope sheath according to claim 1, wherein the operation handle (1) is provided at a side thereof with an operation hole (10) for inserting and removing the biopsy forceps and the brush into and from the sheath tube body (2), and the operation hole (10) is communicated with the sheath tube body (2).

5. The bronchoscope sheath according to claim 1, wherein the side of the operating handle (1) is provided with a connecting tube (11) for connecting with a respirator, and the connecting tube (11) is communicated with the sheath tube body (2).

6. A bronchoscope sheath according to claim 1, characterized in that a scale indication line (12) is left on the inner wall of the sheath tube body (2).

7. The bronchoscopic sheath according to claim 1, wherein the distance between the proximal balloon (4) and the distal balloon (5) is 10-12 cm, and the distance between the proximal balloon (4) and the operating handle (1) is 50-70 cm.

Images