CN212729892U

CN212729892U - Nasal cavity hemostasis device

Info

Publication number: CN212729892U
Application number: CN202020256633.XU
Authority: CN
Inventors: 周恒阳; 申勇
Original assignee: Chengdu Srinning Technology Co ltd
Current assignee: Chengdu Srinning Technology Co ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2021-03-19
Anticipated expiration: 2030-03-05

Abstract

The utility model discloses a nasal cavity hemostasis device, including the pipe, pipe end-to-end connection has the sacculus, and the pipe periphery covers there is the inflation hemostasis material. When the nasal cavity hemostat is used, the saccule and the catheter are plugged into the nasal cavity, the saccule is plugged into the position of the posterior nostril, and liquid/air is filled into the saccule through the catheter to expand the saccule so as to stanch the posterior nostril. Meanwhile, the expansion hemostatic material is also positioned in the nasal cavity, and if the anterior nasal cavity bleeds, the expansion hemostatic material absorbs blood to expand, so that the anterior nasal cavity can be stopped. After hemostasis is finished, liquid/gas is extracted from the saccule through the catheter, the saccule is contracted, and the size is reduced during extraction, so that secondary damage to the wound surface is avoided.

Description

Nasal cavity hemostasis device

Technical Field

The utility model belongs to the technical field of medical equipment, concretely relates to nasal cavity hemostasis device.

Background

Epistaxis is a common disease in outpatient emergency treatment. The medicine has local factors of trauma, tumors of nasal cavity, nasal sinuses and nasopharynx, nasal foreign bodies, air pressure traumatic nasosinusitis and the like, and also has systemic factors of acute febrile infectious diseases, heart and circulatory system diseases, hemorrhagic diseases, liver and kidney diseases, rheumatism and the like. No matter which etiology is caused, the treatment is carried out on the diseases, bleeding is firstly stopped, and nasal bleeding is effectively controlled in time to avoid serious consequences caused by large bleeding amount.

Due to the anatomical particularity of the nasal sinuses, the irregular structure of the nasal cavity and the great difference of the sizes of the individual nasal sinuses of the patient, the filling material after the nasal sinus operation needs to have plasticity; meanwhile, under the influence of blood coagulation function and local pathological change difference, the pressure required by the postoperative packing is different, and local pressurization hemostasis is realized.

The existing hemostatic material and the hemostatic device can not effectively control the volume and pressure of the packing material, and meanwhile, the wound surface is easily damaged secondarily when the related product is taken out after the operation, and the existing product can not effectively control the postnarial hemorrhage.

Disclosure of Invention

The utility model aims to solve the technical problem that a nasal cavity hemostasis device is provided, can effective control stuff the material size, cause secondary damage to the surface of a wound when avoiding taking out, can also stanch to back nosehead simultaneously.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a nasal cavity hemostasis device comprises a catheter, wherein the tail end of the catheter is connected with a saccule, and the periphery of the catheter is covered with an expansion hemostasis material; the catheter comprises at least two cavities, wherein the tail end of the first cavity is connected with the saccule, the tail end of the second cavity is closed, the cavity wall is in direct contact with the expansion hemostasis material, and the cavity wall is provided with a connecting hole so that air/liquid can be injected into the expansion hemostasis material through the connecting hole.

Furthermore, the first cavity is an inner cavity, and the second cavity is an outer cavity.

Further, the catheter also comprises a third cavity, and the third cavity is communicated to be used as a ventilation cavity.

Furthermore, the third cavity and the first cavity form an inner cavity, and the second cavity is an outer cavity.

Furthermore, the outer cavity wall of the outer cavity is made of flexible materials which are easy to deform, and the inner cavity wall is made of tough materials which can be bent and are not easy to deform.

Furthermore, the first cavity, the second cavity and the third cavity are formed by separating Y-shaped inner walls.

Furthermore, the front end of the conduit is connected with a conduit joint, and the conduit joint is provided with a first conduit and a second conduit, wherein the first conduit is communicated with the first cavity, and the second conduit is communicated with the second cavity.

Further, the catheter is connected with a pressure indicator.

Further, the expansion hemostatic material is a polyurethane material, a polyvinyl alcohol material or a chitosan material.

The utility model discloses an useful part lies in, during the use, fills in the nasal cavity with sacculus and pipe, and the back nostril position is filled in to the sacculus through the pipe towards sacculus liquid/gas, makes the sacculus inflation, stanchs the back nostril. Meanwhile, the expansion hemostatic material is also positioned in the nasal cavity, and if the anterior nasal cavity bleeds, the expansion hemostatic material absorbs blood to expand, so that the anterior nasal cavity can be stopped. After hemostasis is finished, liquid/gas is extracted from the saccule through the catheter, the saccule is contracted, and the size is reduced during extraction, so that secondary damage to the wound surface is avoided.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a second embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a first embodiment of a catheter;

FIG. 4 is a schematic cross-sectional view of a second embodiment of a catheter;

fig. 5 is a schematic cross-sectional view of a third embodiment of a catheter.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments:

the embodiment of the utility model provides a as shown in figure 1, a nasal cavity hemostasis device, including pipe 1, pipe 1 end-to-end connection has sacculus 11, and pipe 1 periphery covers there is inflation hemostasis material 2.

When the nasal cavity hemostat is used, the sacculus 11 and the catheter 1 are plugged into a nasal cavity, the sacculus 11 is plugged into the position of the posterior nostril, and liquid/air is filled into the sacculus 11 through the catheter 1 to expand the sacculus 11 so as to stop bleeding of the posterior nostril. Meanwhile, the expansion hemostatic material 2 is also positioned in the nasal cavity, and if the anterior nasal cavity bleeds, the expansion hemostatic material 2 absorbs blood to expand, and can also perform hemostasis on the anterior nasal cavity.

After hemostasis is finished, liquid/gas is extracted from the saccule 11 through the catheter 1, so that the saccule 11 is contracted, and the volume is reduced during extraction, so that secondary damage to a wound surface is avoided. Meanwhile, no liquid or gas exists in the catheter 1, the expansion hemostatic material 2 can be contracted to a certain extent by extruding the catheter 1, and secondary damage to the wound surface is avoided.

The embodiment of the utility model provides a in the second, pipe 1 includes two at least cavitys, and wherein first cavity is terminal to be connected with sacculus 11, and second cavity end seals, cavity wall and 2 direct contact of inflation hemostatic material are equipped with the connecting hole on the cavity wall and make gas/liquid accessible connecting hole injection inflation hemostatic material 2.

The catheter 1 fills liquid/gas into the sacculus 11 through the first cavity to expand the sacculus 11, and can also fill liquid/gas into the second cavity, wherein the liquid/gas enters the expansion hemostasis material 2 through the connecting hole of the outer cavity wall to expand the expansion hemostasis material 2 to stanch the nasal cavity. By controlling the amount of infusion/gas, the degree of expansion of the balloon 11 and the expanded hemostatic material 2 can be conveniently controlled, and thus the pressure applied to the nasal cavity can be controlled.

After hemostasis is finished, liquid/gas is extracted from the saccule 11 and the expansion hemostatic material 2, so that the saccule 11 and the expansion hemostatic material 2 are contracted, the hemostatic device is extracted from the nasal cavity, and the wound surface cannot be damaged secondarily due to the fact that the volume is reduced during extraction.

The embodiment of the utility model provides an in three, pipe 1 still includes the third cavity, and the third cavity switches on as the chamber of ventilating, when stanching to patient's nasal cavity, and the patient can also breathe through this nasal cavity.

An embodiment of the chamber structure of the catheter 1 having a plurality of chambers is shown in fig. 3, and includes an inner chamber 12 and an outer chamber 13, the inner chamber 12 being a first chamber and the outer chamber 13 being a second chamber.

An embodiment of the chamber structure of the catheter 1 having a plurality of chambers is shown in fig. 4, and includes a first inner chamber 121 and a second inner chamber 122, the first inner chamber 121 and the second inner chamber 122 correspond to the first chamber and the third chamber, respectively, and further includes an outer chamber 13, and the outer chamber 13 is the second chamber.

In the first and second embodiments of the catheter 1, the outer cavity wall of the outer cavity 13 is preferably made of a flexible material which is easy to deform, so that the liquid/gas which is flushed into the outer cavity 13 can enter the expansion hemostatic material 2 through the connecting hole, the outer cavity 13 can be expanded to a certain extent, both the outer cavity 13 and the expansion hemostatic material 2 are expanded simultaneously, and under the condition that the same amount of liquid/gas is flushed, the outer cavity 13 is also expanded to increase the overall expansion degree. The inner cavity 12 in the first embodiment of the catheter 1 and the wall of the inner cavity composed of the first inner cavity 121 and the second inner wall 122 in the second embodiment of the catheter 1 are preferably made of flexible materials which can be bent and are not easy to deform, so that the inner cavity is not easy to deform, the pressure of liquid and gas can be ensured to be mainly applied to the balloon 11 to enable the balloon to be expanded, and when the inner cavity and the outer cavity are simultaneously filled with liquid and gas, the inner cavity is not easy to deform, and the expansion of the outer cavity can be prevented from being influenced.

Fig. 5 shows a third embodiment of the cavity structure of the catheter 1 with multiple cavities, in which three cavities 16 are formed by partitioning the catheter 1 by a Y-shaped inner wall, and the three cavities 16 are a first cavity, a second cavity and a third cavity, respectively. The expansion hemostatic material 2 wraps the outer wall of the whole catheter 1, and only the arc section of the outer wall corresponding to the second cavity is provided with the connecting hole.

The number of the connecting holes is not fixed, the connecting holes can be arranged in a plurality of ways, the distribution form on the outer wall of the conduit 1 can be selected according to the actual requirement, and the pore diameter can be selected from micro-pores.

Preferably, in the second embodiment of the present invention, the catheter adapter 3 is connected to the front end of the catheter 1, and the catheter adapter 3 is provided with a first catheter 31 and a second catheter 32, wherein the first catheter 31 is connected to the first cavity, and the second catheter 32 is connected to the second cavity.

In either embodiment of the present invention, the catheter 1 is preferably connected with a pressure indicator 4 to detect the liquid/gas in the balloon 11, and the pressure in the balloon 11 is controlled by the display pressure of the pressure sensor to control the expansion of the balloon 11, so as to avoid over-expansion of the balloon 11.

Preferably, the swelling hemostatic material is a polyurethane material, a polyvinyl alcohol material, or a chitosan-based material.

It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A nasal cavity hemostasis device characterized by: comprises a catheter, wherein the tail end of the catheter is connected with a saccule, and the periphery of the catheter is covered with an expansion hemostatic material; the catheter comprises at least two cavities, wherein the tail end of the first cavity is connected with the balloon, the tail end of the second cavity is closed, the cavity wall is in direct contact with the expansion hemostasis material, and the cavity wall is provided with a connecting hole so that air/liquid can be injected into the expansion hemostasis material through the connecting hole.

2. The nasal hemostat device of claim 1, wherein: the first cavity is an inner cavity, and the second cavity is an outer cavity.

3. The nasal hemostat device of claim 1, wherein: the catheter further includes a third lumen that communicates as a vent lumen.

4. The nasal hemostat device of claim 3, wherein: the third cavity and the first cavity form an inner cavity, and the second cavity is an outer cavity.

5. A nasal cavity haemostat device according to claim 2 or 4, wherein: the outer cavity wall of the outer cavity is made of flexible materials which are easy to deform, and the inner cavity wall is made of flexible materials which can be bent and are not easy to deform.

6. The nasal hemostat device of claim 3, wherein: the first cavity, the second cavity and the third cavity are formed by separating Y-shaped inner walls.

7. A nasal cavity haemostat device according to claim 1 or 2 or 4 or 6, wherein: the front end of the catheter is connected with a catheter connector, the catheter connector is provided with a first catheter and a second catheter, the first catheter is communicated with the first cavity, and the second catheter is communicated with the second cavity.

8. A nasal cavity haemostat device according to claim 1 or 2 or 4 or 6, wherein: the catheter is connected with a pressure indicator.

9. The nasal hemostat device of claim 1, wherein: the expansion hemostatic material is a polyurethane material, a polyvinyl alcohol material or a chitosan material.