Hemostat for filling front nostril and rear nostril

Abstract

The utility model relates to the technical field of medical instruments, in particular to a hemostat for filling front and back nostrils. The balloon catheter comprises a flexible catheter body, a rear balloon and a front balloon, the rear balloon comprises a first balloon body, and the first balloon body is located at the rear end of the flexible catheter body and located on the front side of a communication opening; the front balloon comprises a cannula and a second balloon body, the second balloon body is arranged on the outer wall of the cannula, a plurality of flexible fins are arranged on the inner wall of the cannula, the flexible catheter is movably sleeved with the cannula, and the inner wall of the cannula and the outer wall of the flexible catheter are sealed through the flexible fins. After the flexible catheter penetrates through the nostrils, gas or liquid is injected into the front balloon and the rear balloon for expansion, so that the front nostril and the rear nostril are sealed, and compared with a traditional gauze filling mode, the product is high in use comfort and wide in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of medical appliances, in particular to a front and rear nostril tamponade hemostat. Background Art

[0002] Epistaxis is a common and frequently-occurring disease in the otolaryngology-head and neck surgery, and is also one of the emergencies in the otolaryngology-head and neck surgery. Epistaxis in critically ill patients and the elderly and infirm is very common. For example, patients with advanced tumors, patients with poor physical condition due to old age, and patients with chronic diseases.

[0003] For bleeding from the nasopharyngeal venous plexus in the posterior part of the nasal cavity and bleeding in the posterior fornix of the inferior nasal meatus, the bleeding is generally fierce and the location is relatively deep, making it difficult to stop bleeding only by anterior nostril tamponade. When anterior nostril tamponade is ineffective, posterior nostril tamponade treatment is required. The traditional posterior nostril tamponade is a conical gauze ball made of vaseline gauze or iodoform gauze that is similar in size to the patient's posterior nostril. The gauze ball is introduced through the mouth and pharynx, often causing discomfort and nausea in the patient. The patient suffers greatly from the gauze ball tamponade, and some patients are uncooperative, leaving a hidden danger for the occurrence of rebleeding. Therefore, how to design a nostril tamponade hemostat with high comfort and reliability has become the problem to be solved in this case. Content of the Utility Model

[0004] To overcome the deficiencies in the prior art, the utility model provides a front and rear nostril tamponade hemostat with high comfort and reliability.

[0005] To achieve the above object, the technical solution adopted by the utility model is as follows: A front and rear nostril tamponade hemostat, comprising:

[0006] A flexible catheter, the front end of the flexible catheter is open, and a communication port penetrating into the tube body is provided on the tube wall at the rear end position;

[0007] A rear balloon, including a first balloon body fixedly provided on the outer wall of the flexible catheter, the first balloon body is located at the rear end position of the flexible catheter and is in front of the communication port;

[0008] A front balloon, including a sleeve and a second balloon body, the second balloon body is provided on the outer wall of the sleeve, a plurality of flexible fins are provided on the inner wall of the sleeve, the flexible fins are arranged around the inner wall of the sleeve, and the flexible fins are arranged at intervals along the inner wall of the sleeve. The sleeve is movably sleeved outside the flexible catheter and forms a seal between the inner wall of the sleeve and the outer wall of the flexible catheter through the flexible fins.

[0009] Further, a channel is provided in the wall body of the flexible catheter, and the flexible catheter is also provided with a first injection tube, one end of the channel opens towards the first balloon body, the other end extends from the front end position of the flexible catheter and is connected to one end of the first injection tube, and a first check valve is provided at the other end of the first injection tube.

[0010] Further, the front balloon further includes a second injection tube, one end of the second injection tube communicates with the inside of the second balloon body, and the other end is provided with a second check valve.

[0011] Further, it further includes a tying rope. The flexible catheter is provided with two adjacent communication ports. One end of the tying rope passes through the two communication ports and is tightly connected, and the other end is tightly tied to the front end position of the flexible catheter.

[0012] Further, a tying ring is provided at the front end position of the flexible catheter. An annular groove is formed on the tying ring. The annular groove is used to provide a tying position for the tying rope, and one end of the tying rope is wound and tied tightly in the annular groove.

[0013] Further, a hemispherical end is provided at the rear end of the flexible catheter.

[0014] Further, the flexible catheter is one of a silica gel tube, a rubber tube, and a plastic tube.

[0015] Further, a scale marking area is provided at the front end position of the flexible catheter, and the front balloon is correspondingly installed in the scale marking area.

[0016] Further, the distance from the end of the flexible catheter to the rear balloon is 10 mm - 30 mm.

[0017] As can be seen from the above description of the present invention, compared with the prior art, a front and rear nostril packing hemostat provided by the present invention has the following advantages: After the flexible catheter passes through the nostril, air or liquid is injected into the front balloon and the rear balloon for inflation, so as to achieve the closure of the front and rear nostrils. Compared with the traditional gauze packing method, the product of the present application has high use comfort. The product is made of flexible material and a hemispherical end is provided at the end, which can avoid damaging the nasal tissue during the insertion process, and has high reliability and safety. The position of the front balloon can be adjusted through the sleeve, which has good adaptability to people with different physiques and a wide range of use. The design of the flexible fin in the sleeve enables the sleeve to be movably installed on the flexible catheter while meeting the sealing requirements, and the friction between the flexible fin and the flexible catheter can also play a positioning role, with a delicate structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic structural diagram of a front and rear nostril packing hemostat of the present invention.

[0019] Figure 2 It is a schematic cross-sectional structural diagram of a front and rear nostril packing hemostat of the present invention.

[0020] Figure 3 For the present invention Figure 2 Enlarged view at A in

[0021] Figure 4For the present utility model Figure 2 Enlarged view of position B in the present utility model

[0022] Figure 5 Schematic diagram of the partial structure of a front and rear nostril tamponade hemostat of the present utility model Figure 1 .

[0023] Figure 6 Schematic diagram of the partial structure of a front and rear nostril tamponade hemostat of the present utility model Figure 2 .

[0024] Figure 7 Schematic diagram of the half-section structure of the front balloon of the present utility model

[0025] Figure 8 Schematic diagram of the using state of the present utility model

[0026] The markings in the figure correspond to the following: 1 - flexible catheter, 11 - communication port, 12 - hemispherical end, 13 - channel, 14 - first injection tube, 141 - first check valve, 15 - scale marking area, 16 - tying ring, 161 - annular groove, 2 - rear balloon, 21 - first bladder, 3 - front balloon, 31 - sleeve, 32 - second bladder, 33 - second injection tube, 331 - second check valve, 34 - flexible fin, 4 - tying rope. Specific embodiments

[0027] The present utility model will be further described below through specific embodiments.

[0028] Referring to Figures 1 to 8 As shown, a front and rear nostril tamponade hemostat includes a flexible catheter 1, a rear balloon 2, a front balloon 3, and a tying rope 4.

[0029] The front end of the flexible catheter 1 is open, and a communication port 11 penetrating into the tube body is provided on the tube wall at the rear end position. A hemispherical end 12 is provided at the rear end of the flexible catheter 1. The flexible catheter 1 is one of a silicone tube, a rubber tube, and a plastic tube. The flexible catheter 1 is made of a flexible material, and the hemispherical end 12 at the end can avoid damaging tissues during the insertion process.

[0030] The rear balloon 2 includes a first bladder 21 fixedly provided on the outer wall of the flexible catheter 1. The first bladder 21 is located at the rear end position of the flexible catheter 1 and in front of the communication port 11. The distance from the end of the flexible catheter 1 to the rear balloon is 10 mm - 30 mm. A channel 13 is provided in the wall body of the flexible catheter 1. A first injection tube 14 is provided on the flexible catheter. One end of the channel 13 opens towards the inside of the first bladder 21, and the other end extends from the front end position of the flexible catheter 1 and is connected to one end of the first injection tube 14. A first check valve 141 is provided at the other end of the first injection tube 14.

[0031] The front balloon 3 includes a sleeve 31, a second balloon body 32, and a second injection tube 33. The second balloon body 32 is disposed on the outer wall of the sleeve 31. A plurality of flexible fins 34 are provided on the inner wall of the sleeve 31. The flexible fins 34 are arranged around the inner wall of the sleeve 31. The flexible fins 34 are arranged at intervals along the inner wall of the sleeve 31. The sleeve 31 is movably sleeved outside the flexible catheter 1 and forms a seal between the inner wall of the sleeve 31 and the outer wall of the flexible catheter 1 through the flexible fins 34. One end of the second injection tube 33 communicates with the inside of the second balloon body 32, and the other end is provided with a second check valve 331. A scale marking area 15 is provided at the front end position of the flexible catheter 1, and the front balloon 3 is correspondingly installed in the scale marking area 15.

[0032] The flexible catheter 1 is provided with two communication ports 11 arranged adjacent to each other. One end of the tie rope 4 passes through the two communication ports 11 and is tightly tied, and the other end is tightly tied to the front end position of the flexible catheter 1. A tie ring 16 is provided at the front end position of the flexible catheter 1. An annular groove 161 is formed on the tie ring 16. The annular groove 161 is used to provide a tightening position for the tie rope 4, and one end of the tie rope is wound and tightened in the annular groove 161.

[0033] The following further illustrates the present solution with a specific use embodiment.

[0034] Adjustment: Adjust the position of the front balloon 3 on the flexible catheter 1 according to the adaptability of the patient's body type. Push the sleeve 31 to move along the flexible catheter 1 to a suitable position. During the movement, the scale marking area 15 can be used to assist in judging the position. A plurality of flexible fins 34 are provided inside the sleeve 31. The flexible fins 34 form a seal between the inner wall of the sleeve 31 and the outer wall of the flexible catheter 1. At the same time, the frictional force between the flexible fins 34 and the flexible catheter 1 plays a positioning effect on the front balloon 3.

[0035] Use: Insert the flexible catheter 1 from the patient's nostril and make the rear end pass through the throat. The doctor passes one end of the tie rope 4 through the two communication ports 11 at the rear end of the flexible catheter 1 from the oral cavity and tightly ties them. Inject liquid / gas through the first injection tube 14. The liquid / gas enters the first balloon body 21 along the channel and causes it to expand. After the first balloon body 21 expands, it adheres to the surrounding tissues to form a seal for the posterior nasal aperture. During or after the injection process, the position of the flexible catheter 1 can be adjusted by pulling the tie rope 4, thereby adjusting the position of the first balloon body 21 to ensure that the position of the first balloon body 21 can achieve a reliable seal. Inject liquid / gas through the second injection tube 33. The liquid / gas enters the second balloon body 32 and causes it to expand. After the second balloon body 32 expands, it adheres to the surrounding tissues to form a seal for the anterior nasal aperture. One end of the tie rope 4 extends out of the oral cavity and is tightly tied to the annular groove 161 to fix the flexible catheter 1 on the patient (refer to Figure 8 the state shown).

[0036] The above is only a specific embodiment of the present utility model, but the design concept of the present utility model is not limited thereto. Any non-substantive modification made to the present utility model using this concept shall fall within the scope of infringement of the protection scope of the present utility model.

Claims

1. A front and rear nostril packing hemostat, characterized in that, Comprising: A flexible catheter, the front end of the flexible catheter is open, and a communication port penetrating into the catheter body is provided on the tube wall at the rear end position; A rear balloon, including a first balloon body fixedly provided on the outer wall of the flexible catheter, the first balloon body is located at the rear end position of the flexible catheter and is on the front side of the communication port; A front balloon, including a sleeve and a second balloon body, the second balloon body is provided on the outer wall of the sleeve, a plurality of flexible fins are provided on the inner wall of the sleeve, the flexible fins are arranged around the inner wall of the sleeve, and the flexible fins are arranged at intervals along the inner wall of the sleeve. The sleeve is movably sleeved outside the flexible catheter and forms a seal between the inner wall of the sleeve and the outer wall of the flexible catheter through the flexible fins.

2. The anterior and posterior naris packing hemostat according to claim 1, wherein: A channel is provided in the wall body of the flexible catheter, and the flexible catheter is also provided with a first injection tube. One end of the channel opens towards the inside of the first balloon body, and the other end extends from the front end position of the flexible catheter and is connected to one end of the first injection tube. A first check valve is provided at the other end of the first injection tube.

3. The nasal anterior and posterior packing hemostat according to claim 1, wherein: The front balloon further includes a second injection tube, one end of the second injection tube communicates with the inside of the second balloon body, and a second check valve is provided at the other end.

4. The nasal anterior and posterior packing hemostat according to claim 1, characterized in that: It further includes a binding rope. The flexible catheter is provided with two adjacent communication ports. One end of the binding rope passes through the two communication ports and is tightly connected, and the other end is tightly tied to the front end position of the flexible catheter.

5. The nasal anterior and posterior packing hemostat according to claim 4, wherein: A binding ring is provided at the front end position of the flexible catheter. An annular groove is formed on the binding ring, and the annular groove is used to provide a tightening position for the binding rope. One end of the binding rope is wound and tightened in the annular groove.

6. The nasal anterior and posterior packing hemostat according to claim 1, wherein: A hemispherical end is provided at the rear end of the flexible catheter.

7. The anterior and posterior naris packing hemostat according to claim 1, wherein: The flexible catheter is one of a silica gel tube, a rubber tube, and a plastic tube.

8. The anterior and posterior naris packing hemostat according to claim 1, wherein: A scale marking area is provided at the front end position of the flexible catheter, and the front balloon is correspondingly installed in the scale marking area.

9. The anterior and posterior nasal cavity tamponade hemostat according to claim 1, wherein: The distance from the end of the flexible catheter to the rear balloon is 10 mm - 30 mm.

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