Hysteroscope with endometrium collector

Abstract

The utility model belongs to the field of surgical instruments for gynaecology and obstetrics, and particularly relates to a hysteroscope with an endometrium collector. The hysteroscope comprises a horizontally-arranged hysteroscope body, a sleeve is fixed to the bottom of the hysteroscope body, a traction rod in left-right sliding fit with the sleeve is horizontally arranged in the sleeve, a sampling head is fixed to the left end of the traction rod, and a storage assembly used for storing the sampling head is arranged at the right end of the sleeve. According to the hysteroscope sampling device, the left end of the sleeve enters the uterus of a patient along with the hysteroscope body, the traction rod is pushed to enable the sampling head to make contact with the inner wall of the uterus of the patient, the sampling head is controlled to rotate in the uterus through the traction rod, endometrium is collected to the sampling head, and the sampling head is collected into the storage assembly by pulling the traction rod. The storage assembly is taken down from the sleeve, and the endometrium is stored in the storage assembly in a short time, so that the activity of cells is kept as much as possible, and the examination accuracy is improved.

Description

Technical Field

[0001] The utility model belongs to the field of gynecological and obstetric surgical instruments, in particular to a hysteroscope with an endometrial collector. Background Art

[0002] Hysteroscopy is a new, minimally invasive gynecological diagnosis and treatment technology. It uses the front part of the scope to enter the uterine cavity, which has a magnifying effect on the observed part, so that the shape, size, position of the fallopian tube opening, and the size, range, appearance, and distribution of the lesions can be observed intuitively and accurately. Through hysteroscopy, doctors can not only check the shape of the uterus, check whether it is deformed, whether there is a septum in the uterine cavity, whether the endometrium is adhered, whether the bilateral fallopian tube openings are normal, etc., but also check the thickness of the endometrium and endometrial space-occupying lesions, such as endometrial polyps and submucosal myomas.

[0003] Currently, in clinical practice, the patient's endometrium can be collected through hysteroscopy. However, the collected endometrium needs to be removed and cannot be maintained in time, which affects cell activity and the accuracy of subsequent examination structures. Utility Model Content

[0004] The utility model aims to provide a hysteroscope with an endometrium collector, which has a simple structure, can quickly store the sampled endometrium, and improve the accuracy of inspection.

[0005] The hysteroscope with endometrial collector comprises a horizontally arranged hysteroscope body, a sleeve is fixed at the bottom of the hysteroscope body, a traction rod is horizontally arranged inside the sleeve and slidably cooperates with the sleeve, a sampling head is fixed at the left end of the traction rod, and a storage component for storing the sampling head is arranged at the right end of the sleeve.

[0006] Furthermore, the storage assembly includes a collecting cylinder, the left end of which is detachably connected to the right end of the sleeve, a through hole communicating with the inside and outside is opened at the right end of the collecting cylinder, the right end of the traction rod is independently installed in the through hole, a liquid storage bag is arranged on the right inner wall of the collecting cylinder, a slider is mounted on the outer side of the traction rod, and a needle is fixed on the right side wall of the slider.

[0007] Furthermore, the distance from the sampling head to the slider is smaller than the length of the collecting tube.

[0008] Furthermore, the traction rod is slidably sealed and inserted into the through hole of the collecting tube through a sealing ring.

[0009] Furthermore, the left end of the collecting cylinder is detachably connected with an end cover.

[0010] Furthermore, bristles are fixed to the outer side wall of the sampling head.

[0011] Furthermore, the left end opening of the sleeve is in a funnel structure with a larger left side and a smaller right side.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, the left end of the sleeve follows the hysteroscope body into the patient's uterus, and the traction rod is pushed to make the sampling head contact the inner wall of the patient's uterus. The sampling head is controlled to rotate in the uterus by the traction rod, and the endometrium is collected on the sampling head. The sampling head is collected into the storage component by pulling the traction rod, and the storage component is removed from the sleeve. The endometrium is stored in the storage component in a short time, so as to maintain the activity of the cells as much as possible and improve the accuracy of the examination. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0016] Figure 3 for Figure 1 A partial enlarged view of point B in the middle;

[0017] Figure 4 for Figure 1 Front and side view of;

[0018] Figure 5 for Figure 1 A schematic diagram of the structure of the collecting tube;

[0019] The names of the components in the figure are: 1. Hysteroscope body; 2. Collecting tube; 3. Traction rod; 4. Cannula; 5. Sampling head; 6. Bristles; 7. Slider; 8. Needle; 9. Liquid storage bag; 10. Sealing ring; 11. Limiting plate; 12. End cover. DETAILED DESCRIPTION

[0020] The present invention is further described below through specific embodiments in conjunction with the accompanying drawings, but the present invention is not limited thereto. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

[0021] Example 1

[0022] The hysteroscope with an endometrial collector described in this embodiment is as follows Figures 1 to 5 As shown, it includes a horizontally arranged hysteroscope body 1, the hysteroscope body 1 is a prior art, and the background technology has been explained and will not be repeated;

[0023] A sleeve 4 is fixed at the bottom of the hysteroscope body 1. The sleeve 4 is horizontally fixed at the bottom of the hysteroscope body 1. The hysteroscope body 1 is inserted into the patient's uterus, and the left end of the sleeve 4 is inserted into the uterus along with the hysteroscope body 1.

[0024] A traction rod 3 is horizontally arranged in the sleeve 4 and slides with it left and right. The traction rod 3 is horizontally installed in the sleeve 4 and slides left and right along the length direction of the sleeve 4.

[0025] A sampling head 5 is fixed to the left end of the traction rod 3, and the sampling head 5 is used to collect the endometrium of the patient;

[0026] The right end of the sleeve 4 is detachably mounted with a collecting barrel 2, the outer wall of the right end of the sleeve 4 is provided with an external thread, and the inner wall of the collecting barrel 2 is provided with an internal thread. The collecting barrel 2 is installed on the right end of the sleeve 4 by rotating the collecting barrel 2; a through hole communicating with the inside and outside is opened at the right end of the collecting barrel 2, the right end of the traction rod 3 is independently inserted into the through hole, the right end of the traction rod 3 is inserted into the through hole, and slides left and right along the hole depth direction of the through hole; a liquid storage capsule 9 is provided on the right inner wall of the collecting barrel 2, the liquid storage capsule 9 is fixed on the right inner wall of the collecting barrel 2, and a cell preservation solution is stored in the liquid storage capsule 9, which is a liquid that maintains the activity and function of cells. The cell preservation solution contains a large amount of nutrients, which can provide nutrition for cells, promote cell metabolism, and help prolong the survival time of cells; a slider 7 is sleeved on the outside of the traction rod 3, the diameter of the slider 7 is the same as the inner diameter of the sleeve 4, and the slider 7 is used to slide in the sleeve 4 It slides left and right, driving the traction rod 3 to slide left and right in the sleeve 4; a needle 8 is fixed on the right side wall of the slider 7, and the needle 8 is horizontally fixed at the right end of the slider 7, with the needle tip of the needle 8 facing the collecting tube 2; this paragraph of text as a whole constitutes a storage component for storing the sampling head 5. When the storage component is in use, after the sampling head 5 is collected, the traction rod 3 is pulled to the right, and after the slider 7 and the sampling head 5 are pulled into the collecting tube 2, the excessively long traction rod 3 is broken, and the collecting tube 2 is removed from the right end of the sleeve 4 to keep it in a vertical state, and the liquid storage capsule 9 is punctured by the needle 8 on the right side wall of the slider 7, and the cell preservation solution stored in the liquid storage capsule 9 overflows, and the sampling head 5 is immersed in the cell preservation solution for storage of the endometrium; of course, the storage component can also fix a limit plate 11 at the right end of the traction rod 3, and the limit plate 11 is convenient for medical staff to rotate the traction rod 3 during collection, which is convenient for the collection of the endometrium.

[0027] When this embodiment is used, the hysteroscope body 1 is inserted into the patient's uterus, and the left end of the sleeve 4 follows the hysteroscope body 1 into the patient's uterus, and the traction rod 3 is pushed into the sleeve 4. When the sampling head 5 hits the inner wall of the patient's uterus, the traction rod 3 is slowly rotated to control the sampling head 5 to rotate in the patient's uterus to collect endometrium. After the collection is completed, the traction rod 3 is pulled backward, and the sampling head 5 is pulled into the storage component, the excessively long traction rod 3 is broken, and the storage component is removed from the sleeve 4. The collected endometrium is maintained by the storage component. The whole process is continuous, and the activity of the cells is maintained as much as possible to improve the accuracy of the inspection.

[0028] Example 2

[0029] This embodiment further illustrates the technology. Figure 1 As shown, the distance from the sampling head 5 to the slider 7 is smaller than the length of the collecting tube 2 . When the slider 7 enters the collecting tube 2 , it is ensured that the sampling head 5 can be stored in the collecting tube 2 .

[0030] The traction rod 3 is slidably sealed and installed in the through hole of the collection tube 2 through a sealing ring 10. The sealing ring 10 is fixed on the hole wall of the through hole of the collection tube 2. The sealing ring 10 improves the sealing effect between the outer wall of the traction rod 3 and the through hole to prevent the cell retention liquid in the liquid storage bag 9 from overflowing from the through hole.

[0031] The left end of the collecting tube 2 is detachably connected with an end cap 12. When the sampling head 5 enters the collecting tube 2, the collecting tube 2 is removed from the right end of the sleeve 4, and the end cap 12 is connected to the left end of the collecting tube 2. The end cap 12 of the collecting tube 2 is placed vertically downward so that the cell retention fluid in the liquid storage capsule 9 can immerse the sampling head 5 to maintain the activity of the cells.

[0032] Example 3

[0033] This embodiment further illustrates the technology. Figure 1 and Figure 2 As shown, the outer wall of the sampling head 5 is fixed with bristles 6, and the bristles 6 are fixed on the outside of the sampling head 5 to increase the contact area between the sampling head 5 and the inner wall of the patient's uterus, thereby improving the sampling effect of the endometrium.

[0034] The left end opening of the sleeve 4 is in a funnel structure with a larger left side and a smaller right side. When the traction rod 3 is driven to pull the sampling head 5 into the sleeve 4, the obstruction of the inner wall of the sleeve 4 to the sampling head 5 is reduced through the inclined side wall, thereby reducing the loss of endometrium and improving the collection effect of the endometrium.

Claims

1. A hysteroscope with an endometrial collector, comprising a horizontally arranged hysteroscope body (1), characterized in that: A sleeve (4) is fixed at the bottom of the hysteroscope body (1), a traction rod (3) is horizontally arranged inside the sleeve (4) and is slidably matched with the sleeve (4) to the left and right, a sampling head (5) is fixed at the left end of the traction rod (3), and a storage component for storing the sampling head (5) is arranged at the right end of the sleeve (4).

2. The hysteroscope with endometrial collector according to claim 1, characterized in that: The storage assembly comprises a collecting tube (2), the left end of the collecting tube (2) being detachably connected to the right end of the sleeve (4), the right end of the collecting tube (2) being provided with a through hole communicating with the inside and outside, the right end of the traction rod (3) being independently installed in the through hole, a liquid storage bag (9) being arranged on the right inner wall of the collecting tube (2), a sliding block (7) being sheathed on the outer side of the traction rod (3), and a needle (8) being fixed on the right side wall of the sliding block (7).

3. The hysteroscope with endometrial collector according to claim 2, characterized in that: The distance between the sampling head (5) and the sliding block (7) is smaller than the length of the collecting tube (2).

4. The hysteroscope with endometrial collector according to claim 3, characterized in that: The traction rod (3) is slidably sealed and inserted into the through hole of the collection tube (2) via a sealing ring (10).

5. The hysteroscope with endometrial collector according to claim 4, characterized in that: The left end of the collecting cylinder (2) is detachably connected to an end cover (12).

6. The hysteroscope with endometrial collector according to claim 1, characterized in that: Brush bristles (6) are fixed to the outer side wall of the sampling head (5).

7. The hysteroscope with endometrial collector according to claim 6, characterized in that: The left end opening of the sleeve (4) is in a funnel structure with a larger left side and a smaller right side.

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