CN215777934U - Endoscope - Google Patents
Endoscope Download PDFInfo
- Publication number
- CN215777934U CN215777934U CN202121674118.4U CN202121674118U CN215777934U CN 215777934 U CN215777934 U CN 215777934U CN 202121674118 U CN202121674118 U CN 202121674118U CN 215777934 U CN215777934 U CN 215777934U
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- Prior art keywords
- endoscope
- sleeve
- inflexible
- inflexible sleeve
- detected
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 239000000835 fiber Substances 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000013307 optical fiber Substances 0.000 abstract description 4
- 239000000523 sample Substances 0.000 description 8
- 238000005452 bending Methods 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
Images
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- Endoscopes (AREA)
Abstract
An endoscope is used for detecting the interior of an object to be detected, and comprises a detection part, an operation part, a connecting part and an image optical fiber, wherein the detection part is used for entering the interior of the object to be detected, the detection part comprises a flexible conduit and an inflexible sleeve, and the inflexible sleeve is sleeved outside the flexible conduit; the operation part is arranged outside the object to be detected and is held by a user, and the operation part comprises a handle and an operation pipe section which are connected; one end of the connecting part is connected with the operation pipe section, the other end of the connecting part is connected with the flexible conduit and the inflexible sleeve, and a connecting end of the inflexible sleeve is detachably connected with the connecting part; the image fiber is used for outputting light and transmitting images and penetrates through the operation pipe section and the flexible conduit.
Description
Technical Field
The present invention relates to endoscopes; in particular to an endoscope capable of replacing a catheter.
Background
An endoscope is a technology developed mainly for observing an environment which is not easy to enter, and is mainly applied to medical equipment which enters a human body through various pipelines to detect the internal condition of the human body. The endoscope has a function of completing diagnosis of an affected part in a body while reducing discomfort and a size of a wound of a patient, and thus is widely used in various medical examinations, such as diagnosis and treatment of cranial cavity, intestines and stomach, thoracic cavity, spine, brain, and the like.
As is known, an endoscope generally includes a probe tube and a handle connected to each other, and after a medical staff holds the handle and extends the probe tube into a human body, the medical staff obtains an image of the inside of the human body by an illumination unit and transmits the image to the outside by an image transmission unit, so as to assist the medical staff in diagnosing an affected part inside the human body. Most of the detection catheters of the existing endoscopes adopt flexible tubes to avoid damage to the positions to be detected, but some endoscopes set the detection catheters as a hard tube along with different detection positions, however, the existing endoscopes cannot be flexibly adapted to various use situations because the existing endoscopes adopt the hard tube or the flexible tube to limit the use of users.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to an endoscope, wherein a user can select to set a detection tube of the endoscope as a flexible tube or a non-flexible tube according to his/her needs.
The endoscope is used for detecting the interior of an object to be detected and comprises a detection part, an operation part, a connection part and an image optical fiber, wherein the detection part is used for entering the interior of the object to be detected, the detection part comprises a flexible conduit and an inflexible sleeve, and the inflexible sleeve is sleeved outside the flexible conduit; the operation part is arranged outside the object to be detected and is held by a user, and the operation part comprises a handle and an operation pipe section which are connected; one end of the connecting part is connected with the operation pipe section, the other end of the connecting part is connected with the flexible conduit and the inflexible sleeve, and a connecting end of the inflexible sleeve is detachably connected with the connecting part; the image fiber is used for outputting light and transmitting images and penetrates through the operation pipe section and the flexible conduit.
The connecting portion comprises a connecting ring, one end of the connecting ring is connected with the operating pipe section, the other end of the connecting ring is provided with a clamping groove, the connecting end of the inflexible sleeve is provided with a clamping piece matched with the clamping groove, and the inflexible sleeve is clamped in the clamping groove of the connecting ring through the clamping piece.
The notch of the clamping groove is provided with a limiting wall for limiting the movement of the clamping piece between the groove bottom of the clamping groove and the limiting wall.
The clamping piece is a protrusion extending outwards from the outer pipe wall of the inflexible sleeve, and the shape of the notch of the clamping groove is matched with the outer contour of the connecting end.
Wherein the inner diameter of the clamping groove is larger than the outer diameter of the inflexible sleeve.
Wherein the protrusion is located on an outer periphery of the port of the non-flexible sleeve.
Wherein the protrusion is rectangular.
Wherein the operation pipe section can keep a bending state after being bent by external force.
Wherein the outer diameter of the operating tube section is greater than the outer diameter of the flexible catheter and the inflexible sleeve, respectively.
Wherein the maximum bending angle of the operating tube section is greater than 90 degrees.
The detection device has the advantages that a user can connect or separate the inflexible sleeve with or from the connecting part according to needs, when the user sleeves the inflexible sleeve outside the flexible conduit and connects with the connecting part, the pipe section of the inflexible sleeve is helpful for the user to enable the detection part to approach a detection target quickly, and when the user separates the inflexible sleeve from the connecting part, the pipe section of the flexible conduit is helpful for following the pipe cavity inside the object to be detected to move, so that damage caused by collision with the inside of the object to be detected is avoided.
Drawings
Fig. 1 is a perspective view of an endoscope in accordance with a preferred embodiment of the present invention.
Fig. 2 is a side view of the endoscope of the preferred embodiment described above.
FIG. 3 is an exploded view of the endoscope of the preferred embodiment.
Fig. 4 is a sectional view taken in the direction 4-4 of fig. 2.
Fig. 5 is a side view of the connection ring according to the above preferred embodiment of the present invention in the axial direction.
Fig. 6 is a schematic side view of the coupling end of the inflexible sleeve according to the above preferred embodiment of the utility model in an axial direction.
Fig. 7 is an operation view illustrating the connection end of the inflexible sleeve being inserted through the connection ring according to the above preferred embodiment of the present invention.
Fig. 8 is a schematic view of the endoscope of the preferred embodiment described above.
Description of the reference numerals
[ invention ]
1: endoscope
10: probe unit
12: flexible catheter
14: non-flexible casing
141: projection
14 a: connecting end
20: operation part
22: handle of hand grip
24: operating pipe section
30: connecting part
32: connecting ring
321: through hole
322: clamping groove
322 a: limit wall
40: image optical fiber
Detailed Description
In order to more clearly illustrate the present invention, preferred embodiments are described in detail below with reference to the accompanying drawings. Referring to fig. 1 to 8, an endoscope 1 according to a preferred embodiment of the present invention is used for detecting an interior of an object to be detected, and the endoscope 1 includes a detecting portion 10, an operating portion 20, a connecting portion 30 and an image fiber 40.
Referring to fig. 1 and 2, the detecting portion 10, the connecting portion 30 and the operating portion 20 are sequentially connected in an array, the detecting portion 10 is for entering the object to be detected, the detecting portion 10 includes a flexible conduit 12 and a non-flexible sleeve 14, two opposite ends of the connecting portion 30 are respectively connected to the detecting portion 10 and the operating portion 20, the operating portion 20 is disposed outside the object to be detected for a user to hold, and the operating portion 20 includes a handle 22 and an operating pipe 24 connected to each other. The imaging fiber 40 is used for outputting light and transmitting images, and is inserted into the operation tube section 24 and the flexible catheter 12 to capture images of the interior of the object to be detected at the port of the flexible catheter 12. The non-flexible sleeve 14 may be, but is not limited to, a medical grade stainless steel material.
As shown in fig. 3, the connecting portion 30 is connected to the operation tube section 24 at one end and the flexible catheter 12 at the other end, the inflexible sleeve 14 can be sleeved outside the flexible catheter 12, and a connecting end 14a of the inflexible sleeve 14 is detachably connected to the connecting portion 30, so that a user can connect or disconnect the inflexible sleeve 14 to or from the connecting portion 30 according to needs, when the user sleeves the inflexible sleeve 14 outside the flexible catheter 12 and connects to the connecting portion 30, the tube section of the inflexible sleeve 14 will help the user to quickly approach the front end of the probe 10 of the endoscope 1 to a probe target, and when the user disconnects the inflexible sleeve 14 from the connecting portion 30, the tube section of the flexible catheter 12 will help to conform to the lumen inside the object to be detected to move, and the damage caused by collision with the inside of the object to be detected is avoided.
In this embodiment, the tube section of the flexible catheter 12 is illustrated as being completely accommodated in the inflexible sleeve 14, in other embodiments, a user can select an inflexible sleeve with a length shorter than that of the flexible catheter 12, and when the user sleeves the inflexible sleeve with the length shorter than that of the flexible catheter 12 outside the flexible catheter and connects with the connecting portion, the front end portion of the flexible catheter can penetrate out of the inflexible sleeve, so that the user can not only approach the detection target quickly by the detection portion of the endoscope, but also avoid the damage caused by collision between the front end of the detection portion of the endoscope and the inside of the object to be detected.
As shown in fig. 3 and 4, the connecting portion 30 comprises a connecting ring 32, one end of the connecting ring 32 is connected to the operation tube section 24, and the other end is connected to the flexible conduit 12, the connecting ring 32 has a through hole 321 passing through both ends, the imaging optical fiber 40 can be inserted through the operation tube section 24 and inserted through the through hole 321 into the flexible conduit 12; as shown in fig. 5, the connecting ring 32 has a locking groove 322 at the other end opposite to the end connected to the operation pipe section 24, the inner accommodating space of the locking groove 322 is cylindrical, a limiting wall 322a is provided at the notch of the locking groove 322, the opening area of the notch of the locking groove 322 is smaller than the radial cross-sectional area of the inner accommodating space of the locking groove 322, and the inner diameter of the locking groove 322 is larger than the outer diameter of the inflexible sleeve 14. The attachment ring 32 may be, but is not limited to, a medical grade stainless steel material.
As shown in fig. 6, the connecting end 14a of the inflexible sleeve 14 has a clip member engaged with the slot 322, the clip member is a protrusion 141 extending outward from the outer tube wall of the inflexible sleeve 14, the protrusion 141 is located at the outer periphery of the port of the inflexible sleeve 14, the protrusion 141 is rectangular, the shape of the slot 322 is engaged with the outer contour of the connecting end 14a, thereby the connecting end 14a of the inflexible sleeve 14 can pass through the slot of the slot 322, so that the clip member of the inflexible sleeve 14 is accommodated in the accommodating space inside the slot 322, and then as shown in fig. 7, the protrusion 141 is moved to a position between the limiting wall 322a and the slot bottom of the slot 322 by rotating the inflexible sleeve 14 by an angle around the axis as a center, so as to limit the movement of the clip member between the slot bottom of the slot 322 and the limiting wall 322a through the limiting wall 322a, thereby, the connecting end 14a of the inflexible sleeve 14 is engaged with the engaging groove 322 of the connecting ring 32 by the engaging piece. On the contrary, when the user wants to detach the inflexible sleeve 14 from the connection ring 32, the inflexible sleeve 14 can be detached from the slot 322 only by rotating the inflexible sleeve 14 around the axis to the position where the protrusion 141 corresponds to the notch gap.
It should be noted that, in the embodiment, the inflexible sleeve 14 is described as an example that is engaged with the card slot 322 of the connection ring 32 through the card, and in practice, the inflexible sleeve may be detachably connected to the connection ring through other connection methods such as screwing.
Referring to fig. 8, after the operating tube section 24 is bent by external force, under the condition of not being bent by sufficient external force, the operating tube section 24 can be kept in a bent state, whereby, when the user operates the endoscope 1, the detecting part 10 can be sent into the object to be detected by holding the handle 22 or the operating pipe section 24, and the operating pipe section 24 is bent according to the requirement, further, the grip 22 is moved to a suitable position relative to the probe 10 without affecting the position of the probe 10 to satisfy the operation requirements of users with different physical conditions, when the handle 22 or the operation tube 24 is located at a position that may affect the operation, the user can also bend the operation tube 24 to move the handle 22 to a proper position relative to the detection part, thereby making the arrangement of the operation space more flexible. It should be noted that the outer diameter of the operation tube section 24 is larger than the outer diameters of the flexible catheter 12 and the inflexible sleeve 14, which is advantageous for a user to hold the operation tube section 24, and the maximum bending angle of the operation tube section 24 is larger than 90 degrees, so that the moving range of the handle 22 relative to the probe 10 can be increased to facilitate the user to arrange a surgical operation space. In practice, it is not excluded that the operating tube section 24 may also be a non-bendable tube section.
In summary, according to the endoscope 1 of the present invention, a user can connect or disconnect the inflexible sleeve 14 and the connecting portion 30 according to a requirement, when the user sleeves the inflexible sleeve 14 outside the flexible conduit 12 and connects with the connecting portion 30, a section of the inflexible sleeve 14 is helpful for the user to approach the front end of the detecting portion 10 to a detection target quickly, and when the user separates the inflexible sleeve 14 from the connecting portion 30, a section of the flexible conduit 12 is helpful for following a lumen inside the object to be detected to move, so as to avoid damage caused by collision with the inside of the object to be detected.
The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications to the present invention as described and claimed should be included in the scope of the present invention.
Claims (10)
1. An endoscope for detecting the inside of an object to be detected, said endoscope comprising:
the detection part is used for entering the interior of the object to be detected and comprises a flexible conduit and an inflexible sleeve, and the inflexible sleeve is sleeved outside the flexible conduit;
the operation part is arranged outside the object to be detected and is held by a user, and the operation part comprises a handle and an operation pipe section which are connected;
one end of the connecting part is connected with the operation pipe section, the other end of the connecting part is connected with the flexible conduit and the inflexible sleeve, and a connecting end of the inflexible sleeve is detachably connected with the connecting part; and
an image fiber for outputting light and transmitting image is disposed through the operation tube section and the flexible conduit.
2. The endoscope of claim 1, wherein the connecting portion comprises a connecting ring, one end of the connecting ring is connected to the operation tube section, the other end of the connecting ring has a locking groove, the connecting end of the inflexible sleeve has a locking piece matched with the locking groove, and the inflexible sleeve is locked to the locking groove of the connecting ring by the locking piece.
3. The endoscope of claim 2, wherein the notch of the slot has a limiting wall for limiting movement of the clip between the slot bottom of the slot and the limiting wall.
4. The endoscope of claim 3, wherein the catch is a protrusion extending outwardly from the outer tube wall of the inflexible sleeve, and the notch of the catch is shaped to fit the outer profile of the coupling end.
5. The endoscope of claim 4, wherein an inner diameter of the slot is larger than an outer diameter of the non-flexible sleeve.
6. The endoscope of claim 4, wherein the protrusion is located on a port outer periphery of the inflexible sleeve.
7. The endoscope of claim 1, wherein the protrusion is rectangular.
8. The endoscope of claim 1, wherein the operation tube section is capable of maintaining a bent state after being bent by an external force.
9. The endoscope of claim 8, wherein an outer diameter of the operating tube section is greater than an outer diameter of the flexible catheter and the inflexible sleeve, respectively.
10. The endoscope of claim 8, wherein the maximum bend angle of the operating tube segment is greater than 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121674118.4U CN215777934U (en) | 2021-07-22 | 2021-07-22 | Endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121674118.4U CN215777934U (en) | 2021-07-22 | 2021-07-22 | Endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215777934U true CN215777934U (en) | 2022-02-11 |
Family
ID=80183739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121674118.4U Expired - Fee Related CN215777934U (en) | 2021-07-22 | 2021-07-22 | Endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215777934U (en) |
-
2021
- 2021-07-22 CN CN202121674118.4U patent/CN215777934U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |