阅读说明：本技术 一种压力可调可视的鼻腔止血器 (Visual nasal cavity haemostat that pressure is adjustable ) 是由 梁镰静 秦溱 胥伶杰 夏义琴 刘鹏 余海放 周亚雄 聂虎 于 2021-09-30 设计创作，主要内容包括：本发明提供一种压力可调可视的鼻腔止血器,包括转动装置,架设在引导杆端部；转动台,设置在转动装置的顶部；转动板,一端与转动台转动连接；固定杆,固定设置在转动板的另一端；驱动装置,驱动转动板的一端转动；推杆机构,设置在转动板的侧部；移动环,套设在固定杆上,并与推杆机构连接,通过推杆机构驱动沿固定杆的轴向前后移动；若干组连杆结构,绕移动环周向均匀设置；摄像头,底部固定设置在固定杆的端部；伞状的按压气囊,内侧与每个第二连杆均固定连接；其中部开设有与摄像头镜头配合的通孔；透明气囊,固定设置在摄像头镜头端。该装置实现鼻腔按压止血可视化,并且能够按压患部时进行准确定位。(The invention provides a visual nasal cavity hemostat with adjustable pressure, which comprises a rotating device, a rotating device and a visual control device, wherein the rotating device is erected at the end part of a guide rod; the rotating platform is arranged at the top of the rotating device; one end of the rotating plate is rotatably connected with the rotating table; the fixed rod is fixedly arranged at the other end of the rotating plate; the driving device drives one end of the rotating plate to rotate; the push rod mechanism is arranged on the side part of the rotating plate; the moving ring is sleeved on the fixed rod, is connected with the push rod mechanism and is driven by the push rod mechanism to move back and forth along the axial direction of the fixed rod; a plurality of groups of connecting rod structures which are uniformly arranged around the circumferential direction of the moving ring; the bottom of the camera is fixedly arranged at the end part of the fixed rod; the inner side of the umbrella-shaped pressing air bag is fixedly connected with each second connecting rod; the middle part of the lens is provided with a through hole matched with the camera lens; and the transparent air bag is fixedly arranged at the lens end of the camera. The device realizes that the hemostasis is pressed to the nasal cavity visual to pinpoint when can pressing the affected part.)

1. A pressure adjustable visual nasal hemostat comprising:

a guide rod (1);

a rotating table (7) which is erected at the end part of the guide rod (1);

the rotating device is arranged on the guide rod (1) and drives the rotating table (7) to rotate in the circumferential direction;

one end of the rotating plate (2) is rotatably connected with the rotating table (7);

the driving device is arranged on the rotating table (7) and drives the rotating plate (2) to swing;

the fixed rod (12) is fixedly arranged at the other end of the rotating plate (2);

the movable ring (10) is sleeved on the fixed rod (12);

the push rod mechanism is arranged on the rotating plate (2) and pushes the moving ring (10) to move along the axial direction of the fixed rod (12);

a plurality of link structures arranged circumferentially and uniformly around the shift ring (10);

the inner wall of the umbrella-shaped pressing air bag (3) is fixedly connected with the outer walls of the connecting rod structures and is supported by the connecting rod structures.

2. The pressure adjustable visual nasal hemostat of claim 1 further comprising:

the bottom of the camera (19) is fixedly arranged at the end part of the fixing rod (12);

the transparent air bag (18) is fixedly arranged at the lens end of the camera (19); the middle part of the pressing air bag (3) is provided with a through hole matched with the lens of the camera (19);

the hemostatic layer is fixedly attached to the outer side of the pressing air bag (3);

and the patch piezoresistors are arranged between the hemostasis layer and the pressing air bag (3).

3. The pressure adjustable visual nasal hemostat of claim 1, wherein each set of the linkage arrangements includes:

one end of the first connecting rod (11) is rotationally connected with the moving ring (10);

one end of the second connecting rod (13) is rotatably connected with the other end of the first connecting rod (11), and the other end of the second connecting rod is rotatably connected with the end edge of the fixed rod (12); the second connecting rods (13) are fixedly connected with the inner wall of the pressing air bag (3).

4. The pressure adjustable visual nasal hemostat of claim 1, wherein the rotation device comprises:

the supporting plate (6) is erected at the end part of the guide rod (1) through a plurality of supporting rods (4); the rotating table (7) is rotatably arranged at the top of the supporting plate (6);

the first motor (5) is fixedly arranged at the bottom of the supporting plate (6); an output shaft of the first motor (5) penetrates through the supporting plate (6) and is in transmission connection with the rotating table (7).

5. The pressure adjustable visual nasal hemostat of claim 1, wherein the actuation device comprises:

the two frame plates are fixedly arranged at the top of the rotating table (7);

the rotating shaft penetrates through one end of the rotating plate (2) and is fixedly connected with the rotating plate (2), and two ends of the rotating shaft are respectively and rotatably connected with the two frame plates;

and the second motor (8) is fixedly arranged on the outer side of the frame plate, and an output shaft of the second motor (8) is in transmission connection with the rotating shaft.

6. The pressure-adjustable visual nasal hemostat according to claim 1, wherein both sides of the rotating plate (2) are provided with grooves; the push rod mechanism includes:

two groups of symmetrically arranged lead screw structures; every group the lead screw structure all includes:

the motor plate (16) is fixedly arranged in the groove;

the push plate (14) is arranged in the groove in a sliding mode;

one end of the screw rod (15) is rotatably connected with one side of the motor plate (16), and the other end of the screw rod penetrates through the push plate (14) and is rotatably connected with the other end of the rotating plate (2); the lead screw (15) is in threaded fit with the push plate (14);

the third motor (17) is fixedly arranged on the other side of the motor plate (16), and an output shaft of the third motor is in transmission connection with the lead screw (15);

and one end of each push rod (9) is fixedly arranged on one side of the push plate (14), and the other end of each push rod penetrates through the other end of the rotating plate (2) and is fixedly connected with the end face of the moving ring (10).

7. The pressure adjustable visual nasal hemostat according to claim 3, wherein a plurality of U-shaped frames are circumferentially fixed to the moving ring (10), and both sides of one end of each of the first links (11) are rotatably connected to both sides of one of the U-shaped frames through first short shafts, respectively; a plurality of square grooves are formed in the end portion of the fixing rod (12) along the circumferential direction, and two sides of the other end of each second connecting rod (13) are rotatably connected with two sides of one square groove through second short shafts respectively.

8. The pressure adjustable visual nasal hemostat of claim 2, wherein the hemostatic layer is made of a sterile fiber layer.

9. The pressure adjustable visual nasal hemostat of claim 2 further comprising a display; the display is connected with the camera (19) through wireless communication.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a pressure-adjustable visual nasal cavity hemostat.

Background

Epistaxis is one of the clinically common symptoms, and can be caused by nasal diseases and systemic diseases. Epistaxis is mostly unilateral, and bilateral epistaxis can occur in a few cases; the bleeding is not consistent, the mild one is only bloody nasal discharge, the severe one can cause hemorrhagic shock, and the repeated nasal bleeding can cause anemia.

Clinically, epistaxis especially the hole hemorrhage behind the nose does not have professional press device, and the ureter is substituted commonly used, and the pressure of its terminal gasbag is uncontrollable, very easily causes secondary damage to patient's nose to the position of hole behind the nose is darker, can't pinpoint when leading to stanching, and can't obtain the hemostasis condition in real time.

Therefore, the invention provides a novel visual nasal cavity hemostat with adjustable pressure.

Disclosure of Invention

In order to solve the above problems, the present invention provides a pressure adjustable visual nasal cavity hemostat. The device realizes that the hemostasis is pressed to the nasal cavity visual to pinpoint when can pressing the affected part.

In order to achieve the above purpose, the present invention provides the following technical solutions.

A pressure adjustable visual nasal hemostat comprising:

a guide rod;

a rotating table erected at an end of the guide rod;

the rotating device is arranged on the guide rod and drives the rotating table to rotate in the circumferential direction;

one end of the rotating plate is rotatably connected with the rotating table;

the driving device is arranged on the rotating table and drives the rotating plate to swing;

the fixed rod is fixedly arranged at the other end of the rotating plate;

the movable ring is sleeved on the fixed rod;

the push rod mechanism is arranged on the rotating plate and pushes the moving ring to move along the axial direction of the fixed rod;

a plurality of link structures evenly arranged circumferentially around the shift ring;

the inner wall of the umbrella-shaped pressing air bag is fixedly connected with the outer walls of the connecting rod structures and is supported by the connecting rod structures.

Preferably, the method further comprises the following steps:

the bottom of the camera with the light supplementing lamp is fixedly arranged at the end part of the fixing rod;

the transparent air bag is fixedly arranged at the lens end of the camera; the middle part of the pressing air bag is provided with a through hole matched with the camera lens;

the hemostatic layer is fixedly attached to the outer side of the pressing air bag;

and the patch piezoresistors are arranged between the hemostasis layer and the pressing air bag.

Preferably, each set of said linkage arrangements comprises:

one end of the first connecting rod is rotationally connected with the moving ring;

one end of the second connecting rod is rotatably connected with the other end of the first connecting rod, and the other end of the second connecting rod is rotatably connected with the end edge of the fixed rod; the second connecting rods are fixedly connected with the inner wall of the pressing air bag.

Preferably, the rotating means includes:

the supporting plate is erected at the end part of the guide rod through a plurality of supporting rods; the rotating table is rotatably arranged at the top of the supporting plate;

the first motor is fixedly arranged at the bottom of the supporting plate; and an output shaft of the first motor penetrates through the supporting plate and is in transmission connection with the rotating table.

Preferably, the driving means includes:

the two frame plates are fixedly arranged at the top of the rotating table;

the rotating shaft penetrates through one end of the rotating plate and is fixedly connected with the rotating plate, and two ends of the rotating shaft are respectively and rotatably connected with the two frame plates;

the second motor is fixedly arranged on the outer side of the frame plate, and an output shaft of the second motor is in transmission connection with the rotating shaft.

Preferably, both sides of the rotating plate are provided with grooves; the push rod mechanism includes:

two groups of symmetrically arranged lead screw structures; every group the lead screw structure all includes:

the motor plate is fixedly arranged in the groove;

the push plate is arranged in the groove in a sliding manner;

one end of the screw rod is rotatably connected with one side of the motor plate, and the other end of the screw rod penetrates through the push plate and is rotatably connected with the other end of the rotating plate; the lead screw is in threaded fit with the push plate;

the third motor is fixedly arranged on the other side of the motor plate, and an output shaft of the third motor is in transmission connection with the lead screw;

and one end of each push rod is fixedly arranged on one side of the push plate, and the other end of each push rod penetrates through the other end of the rotating plate and is fixedly connected with the end face of the moving ring.

Preferably, a plurality of U-shaped frames are circumferentially fixed to the moving ring, and both sides of one end of each first connecting rod are rotatably connected to both sides of one of the U-shaped frames through first short shafts, respectively; the end part of the fixed rod is provided with a plurality of square grooves along the circumferential direction, and two sides of the other end of each second connecting rod are respectively connected with two sides of one square groove in a rotating mode through a second short shaft.

Preferably, the hemostatic layer is made of a sterile fiber layer.

Preferably, a display is also included; the display is connected with the camera through wireless communication.

The invention has the beneficial effects that:

the invention provides a pressure-adjustable visual nasal cavity hemostat, which is characterized in that the tail end position of a hemostasis structure is controllable by arranging two groups of rotating structures, and the hemostasis can be performed by pressing according to the actual bleeding part of a nasal cavity; the camera is arranged at the top end of the device, supplementary lighting is assisted through the supplementary lighting lamp, real-time video is wirelessly transmitted to the display, the condition inside the nasal cavity can be observed, the affected part is accurately positioned, and the treatment progress condition is obtained in real time; the hemostasis end of the device adopts a connecting rod structure to support and press the air bag to press the affected part for hemostasis, the pressure of pressing the affected part in real time is judged by acquiring the current values of a plurality of patch piezoresistors in real time, and the pressure is adjusted by adjusting the expansion degree of the connecting rod structure or the inflation quantity of the air bag.

Drawings

Fig. 1 is an overall structural view of a pressure-adjustable visual nasal hemostat according to an embodiment of the present invention;

FIG. 2 is a partial block diagram of a pressure adjustable visual nasal hemostat according to an embodiment of the present invention;

fig. 3 is another angle partial structure view of the pressure adjustable visual nasal hemostat according to the embodiment of the present invention.

In the figure: 1. a guide rod; 2. a rotating plate; 3. pressing the air bag; 4. a support bar; 5. a first motor; 6. a support plate; 7. a rotating table; 8. a second motor; 9. a push rod; 10. a moving ring; 11. a first link; 12. fixing the rod; 13. a second link; 14. pushing the plate; 15. a lead screw; 16. a motor plate; 17. a third motor; 18. a transparent air bag; 19. a camera is provided.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Examples

A visual nasal cavity hemostat with adjustable pressure is shown in figures 1-3 and comprises

A rotating device, which is arranged at the end of the guide rod 1; the rotating table 7 is arranged at the top of the rotating device and is driven to rotate by the rotating device; specifically, as shown in fig. 2, the rotating device includes: a support plate 6 which is erected at the end of the guide rod 1 through a plurality of support rods 4; the rotating platform 7 is rotatably arranged at the top of the supporting plate 6; the first motor 5 is fixedly arranged at the bottom of the supporting plate 6; an output shaft of the first motor 5 penetrates through the supporting plate 6 and is in transmission connection with the rotating table 7. The first motor 5 is driven to rotate, so that the rotating table 7 can be driven to rotate, and then the whole tail end is driven to rotate.

Furthermore, the device comprises a rotating plate 2, and one end of the rotating plate is rotatably connected with a rotating table 7; a fixing rod 12 fixedly provided at the other end of the rotating plate 2; and a driving device for driving one end of the rotating plate 2 to rotate. Specifically, the driving device includes: the two frame plates are fixedly arranged at the top of the rotating table 7; the rotating shaft penetrates through one end of the rotating plate 2 and is fixedly connected with the rotating plate 2, and two ends of the rotating shaft are respectively and rotatably connected with the two frame plates; and the second motor 8 is fixedly arranged on the outer side of one frame plate, and an output shaft of the second motor 8 is in transmission connection with the rotating shaft. When the second motor 8 is driven to rotate, the rotating plate 2 is driven to swing, and the tail end can be driven to realize servo at any position in space by combining axial rotation realized by the rotating device.

Further, the device also comprises a push rod mechanism which is arranged on the side part of the rotating plate 2; the moving ring 10 is sleeved on the fixed rod 12, is connected with the push rod mechanism, and is driven by the push rod mechanism to move back and forth along the axial direction of the fixed rod 12; specifically, as shown in fig. 2, both sides of the rotating plate 2 are provided with grooves; the push rod mechanism includes: two groups of symmetrically arranged lead screw structures; every group lead screw structure all includes: the motor plate 16 is fixedly arranged in the groove; the push plate 14 is arranged in the groove in a sliding manner; one end of the screw rod 15 is rotatably connected with one side of the motor plate 16, and the other end of the screw rod passes through the push plate 14 and is rotatably connected with the other end of the rotating plate 2; the lead screw 15 is in threaded fit with the push plate 14; the third motor 17 is fixedly arranged on the other side of the motor plate 16, and an output shaft of the third motor is in transmission connection with the lead screw 15; and one end of each push rod 9 is fixedly arranged on one side of the push plate 14, and the other end of each push rod passes through the other end of the rotating plate 2 and is fixedly connected with the end surface of the moving ring 10. When the third motor 17 drives to rotate, the screw structure is driven to move, and the push rod 9 is driven to move back and forth. The push rod 9 pushes the moving ring 10 to move, and the air bag 3 is supported by combining a plurality of groups of connecting rod structures. Specifically, the link structure includes: a first link 11 having one end rotatably connected to the moving ring 10; and one end of the second connecting rod 13 is rotatably connected with the other end of the first connecting rod 11, and the other end is rotatably connected with the end edge of the fixed rod 12.

In order to accurately position the tail end of the hemostat, a camera 19 with a light supplement lamp is also arranged, and the bottom of the camera is fixedly arranged at the end part of the fixing rod 12; the middle part of the umbrella-shaped pressing air bag 3 is provided with a through hole matched with the lens of the camera 19; the transparent air bag 18 is fixedly arranged at the lens end of the camera 19, and does not influence and shield the camera 19 to collect real-time video. The conditions inside the nasal cavity are acquired in real time through the camera 19 and transmitted to a display for displaying in a wireless communication mode; the pressure is judged according to the current value obtained by the arranged patch piezoresistor in real time, and the pressure is adjusted through the connecting rod structure or the air pressure of the air bag.

Further, in order to stabilize the structure, a plurality of U-shaped frames are circumferentially fixed to the moving ring 10, and both sides of one end of each first connecting rod 11 are rotatably connected to both sides of one U-shaped frame through first short shafts, respectively; a plurality of square grooves are formed in the end portion of the fixing rod 12 along the circumferential direction, and two sides of the other end of each second connecting rod 13 are rotatably connected with two sides of one square groove through second short shafts respectively.

In the present embodiment, the first and second electrodes are,

inside the guiding rod 1 through the flexibility introduces the nasal cavity with the end, opens the light filling lamp, and camera 19 begins work and acquires the inside condition of nasal cavity in real time.

When the tail end of the hemostat is close to the affected part, the axial position of the pressing air bag 3 is adjusted by driving the first motor 5 to rotate, the angle of the pressing air bag 3 is adjusted by driving the second motor 8, and the tail end is adjusted by driving the two groups of driving devices, so that the affected part is positioned finally.

The pressing air bag 3 is unfolded through a plurality of groups of connecting rod structures by driving the two groups of third motors 17 to rotate; and acquiring a current value acquired by the corresponding patch piezoresistor in real time to judge the pressure, wherein if the pressure is too high or too low, the position of the pressing air bag 3, or the opening degree, or the inflation quantity of the air bag 3 is adjusted to adjust the pressure.

After a period of hemostasis, the tail end of the hemostat is moved, whether the affected part still generates bleeding is observed through the camera 19, and the hemostat can be withdrawn if hemostasis is finished.

The tail end of the device is controllable in position, the camera 19 is arranged at the top end of the hemostat, the light supplement lamp is used for assisting light supplement, real-time video is wirelessly transmitted to the display, the condition in the nasal cavity can be observed, the affected part can be accurately positioned, and the treatment progress condition can be obtained in real time; the hemostasis end of the device adopts a connecting rod structure to support and press the air bag to press the affected part for hemostasis, the pressure of pressing the affected part in real time is judged by acquiring the current values of a plurality of patch piezoresistors in real time, and the pressure is adjusted by adjusting the expansion degree of the connecting rod structure or the inflation quantity of the air bag.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.