CN211796913U

CN211796913U - Protector of medical endoscope matched with puncture outfit sleeve for use

Info

Publication number: CN211796913U
Application number: CN201922469239.4U
Authority: CN
Inventors: 徐见亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-30
Anticipated expiration: 2029-12-31

Abstract

The utility model belongs to the technical field of medical equipment, and discloses a protector of a medical endoscope used in cooperation with a puncture outfit sleeve, which comprises a disc-shaped handle, wherein a through hole is formed in the center of the handle, a hollow connecting rod is arranged at the bottom end of the through hole, the connecting rod can be arranged in the puncture outfit sleeve in a penetrating way, the connecting rod comprises a rod body and a rod head at the lower end of the rod body, the rod head expands relative to the rod body, when the connecting rod is integrally arranged in the puncture outfit sleeve in a penetrating way, the rod head expands and is completely embedded in the puncture outfit sleeve; the bottom end of the rod head is gradually narrowed, so that a fine hole is formed at the end part of the rod head, the edge of the fine hole is smooth, and the bottom end of the rod head is exposed out of the lower end of the puncture outfit casing. The utility model relates to a supplementary passageway between medical endoscope and the puncture ware sleeve pipe, keep apart the protection to the hose portion of endoscope, greatly reduced its wearing and tearing probability, pore location and handle clamp switch make hose portion angle modulation more convenient simultaneously, the utility model relates to a rationally, simple structure, convenient to use have extensive using value.

Description

Protector of medical endoscope matched with puncture outfit sleeve for use

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to protector of medical endoscope that uses with puncture ware sleeve pipe cooperation.

Background

Hepatobiliary calculus is a common disease and frequently encountered disease in China, and surgical treatment is the only effective treatment mode. The former operation mostly adopts an open surgery, which causes large wound and slow recovery. With the development of endoscopic surgery, the progress of medical instruments and the improvement of surgeon techniques, endoscopic surgery is becoming an important treatment means for hepatobiliary calculus. The choledochoscope plays a crucial role in hepatobiliary calculus operation, and damage of the choledochoscope not only increases medical cost, but also causes operation failure of patients, prolonged treatment time, increased hospitalization cost and the like. Therefore, the reduction of the damage of the choledochoscope in the endoscopic surgery is a key link for ensuring the smooth operation.

In the current abdominal cavity operation, 2-3 small incisions of about 5-15 mm are generally made on the abdomen of a patient, then a puncture outfit is placed into the abdominal cavity of the patient along the incisions, the puncture outfit consists of a sleeve and a puncture core, the puncture core is positioned in the sleeve and is matched with the sleeve for use, when in use, the puncture core and the sleeve penetrate through the abdominal wall together, then the puncture core is pulled out, the sleeve is left on the abdominal wall to form a passage between the outside and the abdominal cavity, and when a doctor performs operation, various surgical instruments enter the abdominal cavity through the sleeve, thereby completing the operation task.

The puncture outfit used in the prior art pulls out the puncture core from the sleeve after penetrating the abdominal wall of a patient to reach a designated position, so that the sleeve is fixed on the abdominal wall, a channel entering the body of the patient from the outside is formed, then a medical endoscope such as a laparoscope and the like is inserted into the sleeve from the upper end of the sleeve, thereby realizing the operation, in particular to an endoscope which extends out from the front end of the sleeve through the chamber body in the sleeve and enters the abdominal cavity of a human body, when the endoscope enters the sleeve, the hose part of the common endoscope is contacted with the lower end of the hard sleeve, the front ends of the sleeve pipes of the puncture outfits applied in the market at present are provided with oblique hard sharp wide-section openings, the soft endoscope with smaller diameter passes through the lower end opening of the conventional puncture outfit, and the endoscope shakes because the opening of the puncture outfit is larger than the diameter of the endoscope, so that the risk of damage to the endoscope is increased; when the soft tube part of the endoscope is contacted with the opening at the front end of the sleeve, the soft tube part of the choledochoscope and the like is easily cut, so that the endoscope cannot be normally used; on one hand, the operation progress is seriously influenced, even the operation is failed, on the other hand, the service life of the endoscope is greatly reduced, unnecessary operation equipment investment expense is increased, and the medical cost is increased.

Disclosure of Invention

An object of the utility model is to overcome prior art's not enough, provide a medical endoscope's protector with puncture ware sleeve pipe cooperation use, this protector outside with the puncture ware sleeve pipe cooperation commonly used in the field, inside is used for holding the endoscope, avoided the endoscope directly with the puncture ware sleeve pipe sharp stereoplasm's incision contact cause unnecessary loss.

The purpose of the utility model is realized through the following technical scheme:

a protector of a medical endoscope matched with a puncture outfit casing pipe for use comprises a handle, wherein the handle is disc-shaped, a through hole is formed in the center of the handle, a hollow connecting rod is arranged at the bottom end of the through hole, a locking device matched with the puncture outfit casing pipe is arranged on the handle, the connecting rod can be arranged in the puncture outfit casing pipe in a penetrating mode, the connecting rod comprises a rod body and a rod head at the lower end of the rod body, the rod head is expanded relative to the rod body, and when the connecting rod is integrally arranged in the puncture outfit casing pipe in a penetrating mode, the rod; the bottom end of the rod head is gradually narrowed, so that a fine hole is formed at the end part of the rod head, the edge of the fine hole is smooth, and the bottom end of the rod head is exposed out of the lower end of the puncture outfit casing.

The utility model discloses a protector design does: the endoscope is protected and fixed by matching with the existing necessary puncture outfit sleeve; namely, a device similar to a puncture core of a puncture outfit is designed to realize the protection and fixation of the endoscope. The specific design points are as follows: 1. a handle which is clamped and fixed with the upper end of the puncture outfit casing pipe is also arranged, and a connecting rod which is sleeved in the puncture outfit casing pipe is also designed; 2. the connecting rod is designed to be hollow and is used for passing through the endoscope; 3. the end of the connecting rod, which is far away from the handle, is provided with an expanded rod head, so that when the connecting rod is integrally arranged in the puncture outfit sleeve in a penetrating way, the rod head cannot shake back and forth in the puncture outfit sleeve, thereby further protecting the endoscope; 4. the end part of the connecting rod is provided with a pore, and the endoscope penetrates out of the pore to reach a designated operation site or a site to be observed; 5. the edge of the fine hole is smooth, so that the endoscope is not cut by a sharp cut at the lower end of the puncture outfit sleeve when penetrating out of the fine hole or in the operation process; 6. the bottom end of the rod head is exposed out of the lower end of the puncture outfit sleeve, so that the endoscope is prevented from being directly contacted with the incision of the puncture outfit sleeve, and the aim of protecting the endoscope is fulfilled.

The protector of the utility model is used to fix the sleeve of the puncture outfit on the abdominal wall, then extract the puncture core of the puncture outfit, and provide a passage for the passing in and out of other surgical instruments. At the moment, the connecting rod of the utility model is inserted into the sleeve of the puncture outfit, in particular to fixedly connect the handle with the upper end of the sleeve, and the hollow connecting rod extends into the abdominal cavity through the sleeve; then, a medical endoscope is inserted into the connecting rod, and the hose part of the endoscope enters the inside of the abdominal cavity through the pore of the rod head. It should be noted that the rod head of the connecting rod is exposed out of the lower end of the sleeve, so that the arrangement can prevent the soft tube part from directly contacting with the hard sharp incision on the lower edge of the sleeve of the puncture device on one hand, and ensure that the soft lens at the bottom end of the endoscope can observe the environment in the abdominal cavity on the other hand. The utility model relates to a supplementary passageway between medical endoscope and the puncture ware sleeve pipe, keep apart the protection to endoscope hose portion, greatly reduced its wearing and tearing probability.

Therefore, the medical endoscope, such as the soft lens part of the choledochoscope and the like, is exposed out of the connecting rod and the lower end of the puncture device sleeve so as to avoid influencing the observation effect, so that the length of the connecting rod is close to that of a common puncture core, and the rod head is ensured to be exposed out of the lower end of the puncture device sleeve.

In this structure, locking device on the handle is mainly in order to incite somebody to action the handle is fixed in puncture ware sheathed tube upper end, thereby will the utility model discloses the protector is indirectly fixed at patient's stomach wall, and present common puncture ware puncture core and sleeve pipe installation method set up the card hole at the sleeve pipe top surface, set up the bayonet lock in puncture core handle bottom surface relevant position, thereby the card hole assembles into the puncture ware with both with the bayonet lock cooperation, consequently the locking device of handle can be the bayonet lock structure, and convenient and common sleeve pipe top surface matches on the market.

Furthermore, the edge of the pore at the bottom end of the rod head is smooth, and the inner edge and the outer edge of the pore can not have sharp edges or burrs through rounding treatment (namely the tangent plane of the pore is a circular arc tangent plane), so that the hose part of the endoscope is prevented from being cut.

Furthermore, the outer wall of the rod head is smooth, so that the impact on organs in the abdominal cavity can be reduced.

Furthermore, the rod head is exposed at the lower end of the sleeve of the puncture outfit except the bottom end, the rest part is arranged in the sleeve in a penetrating way and is matched with the sleeve, the outer diameter of the matching part is 0.5-1 mm smaller than the inner diameter of the sleeve, the specific size is determined according to the inner diameter of the sleeve matched with the use, and the gap range ensures that the rod head is not easy to shake in the sleeve, thereby better protecting the endoscope.

As a further optimization scheme of the utility model, the aperture of the pore is slightly larger than the diameter of the endoscope hose part, and is suggested to be 0.5-1 mm larger than the diameter of the hose part, the gap range enables the hose part to smoothly pass through the pore, and meanwhile, the pore can also position the hose part, so that the phenomenon that the hose part greatly shakes at the edge of the pore to cause scraping of the outer surface of the hose part when an operator adjusts the visual angle of an objective lens of the endoscope is avoided; according to the common specification of the medical endoscope, the diameter of the fine hole is between 8 and 9 millimeters, so that the requirements can be met, and different hole diameters can be set by manufacturers so as to be matched with the corresponding endoscope.

As a further optimization scheme of the utility model, the pole head inner wall is equipped with the packing portion, the packing portion makes to present wide narrow hollow shape down in the pole head. The diameter of the upper end of the rod head is consistent with the diameter of the rod body due to the filling part, and the diameter of the lower end of the rod head is consistent with the pore diameter of the pore, so that the contact area between the connecting rod and the endoscope hose part is increased, the connecting rod is further stable, and in addition, the arrangement is convenient for the endoscope to smoothly slide into the pore in the rod head.

Further, the filling part is made of soft materials, such as medical silica gel. Avoid causing unnecessary extrusion and destruction to endoscope hose portion.

Specifically, the filling part can be arranged around the inner wall of the club head, so that the hollow part in the club head is in an inverted circular truncated cone shape; or the filling part can also be a club head slope which is respectively arranged along two sides of the inner wall of the club head, the slope surface of the club head slope gradually inclines towards the axle center of the club head from the upper end to the lower end of the club head and gradually narrows, the top end of the slope surface is connected with the inner wall of the top end of the club head, the bottom end of the slope surface is connected with the inner wall of the bottom end of the club head, the two club head slopes are symmetrically arranged along the axis of the club head, and the two club head slopes also make the interior of the club head present a hollow.

As the utility model discloses a further optimization scheme, the pole head with the local circular arc transition that both diameters of pole body change, rather than the right angle connection, produce the scraping when the endoscope plug.

As a further optimization scheme of the utility model, the length of the rod head is 20-35 mm, and the connecting rod cannot be well stabilized due to too short setting; the connecting rod is too long, and is easy to be clamped in the sleeve, so that the connecting rod is not beneficial to being smoothly plugged and pulled out.

As a further optimization scheme of the utility model, be provided with the pressure switch on the handle for compress tightly medical endoscope. The compression switch can be in a cam overturning mode, can be in a threaded screwing mode, can also be in a spring plate compression mode and the like, and is arranged to compress the hose part of the medical endoscope. The principle of pressing is that the inner part of the pressing switch generates displacement and pushes the displacement into the handle through hole, so that the cross section area through which the handle through hole can pass is reduced, and the hose part in the pressing switch is pressed tightly.

As the utility model discloses a further optimization scheme, compression switch is self-locking switch, thereby because hose portion need often adjust in the use and place the abdominal cavity internal environment of angle observation all-roundly, at swing hose portion in-process, backs down very easily compression switch causes endoscope hose portion excessively to slide in, consequently compression switch should possess self-locking function.

As the utility model discloses a further optimization scheme, compression switch includes button and compact heap, the material of compact heap is silica gel. Prevent that the material of the pressing block is too hard or too sharp and the hose portion is squeezed to break in the pressing process. Because the inside parcel of hose portion has a plurality of light guide fiber, as long as one of them light guide fiber fracture just can't accomplish the formation of image process, consequently it is very necessary to protect hose portion in the process of compressing tightly.

The pressing switch belongs to a self-locking switch and comprises a button, a base, a spring hook, a spring and a pressing block, wherein the key component of the self-locking mechanism is the spring hook which is connected with the base and the button, the middle part of the button is provided with a heart-shaped groove, the spring is arranged on one side of the bottom end of the button, and the pressing block is arranged on the other side of the bottom end of the button. The integral working principle is that when the switch is not closed, the contact part of the spring hook and the button is positioned in the groove at the lower part of the heart-shaped groove, when the switch is acted by external environment force to close, the button starts to move downwards, the spring hook positioned in the lower groove of the heart-shaped groove starts to slide along the groove, due to the blocking of the edge of the limiting block at one side, the spring hook slides into the groove at the upper part of the heart-shaped groove along the slope, when the external environment force disappears, the button starts to move upwards under the spring force, the spring hook slides downwards into the heart-shaped groove along the edge of the slope, the switch maintains a closed state, so that self-locking is realized, and when the button moves downwards to the lowest part, the compression block protrudes out of the through hole, so that the; when the button is stressed again and reset and released, the pressing block rebounds along with the button, so that the extrusion on the hose part is relieved.

In the self-locking scheme, the mechanical inertial switch needs to penetrate through the side wall of the handle, the button is located on the outer side of the handle, and the pressing block is close to the inner side of the handle through hole.

As the utility model discloses a further optimization scheme, the compact heap is the opening towards the circular-arc of through-hole, and in circular-arc compact heap just accomodate the hose portion of endoscope into, the better protection of endoscope is guaranteed.

As the utility model discloses a further optimization scheme, the surface of compression switch is equipped with anti-skidding line, and frictional force when reinforcing finger and switch contact reduces the risk of skidding.

Compared with the prior art, the utility model discloses possess following advantage and beneficial effect:

the utility model discloses a protector of a medical endoscope used in cooperation with a puncture outfit sleeve, which comprises a handle, wherein the handle is disc-shaped, the center of the handle is provided with a through hole, the bottom end of the through hole is provided with a hollow connecting rod, the handle is provided with a locking device matched with the puncture outfit sleeve, the connecting rod can be arranged in the puncture outfit sleeve in a penetrating way, the connecting rod comprises a rod body and a rod head at the lower end of the rod body, the rod head expands relative to the rod body, so that when the connecting rod is integrally arranged in the puncture outfit sleeve in a penetrating way, the rod head can not; the bottom end of the rod head is gradually narrowed, so that a fine hole is formed at the end part of the rod head, the edge of the fine hole is smooth, and the bottom end of the rod head is exposed out of the lower end of the puncture outfit casing. The utility model realizes the protection and fixation of the endoscope by matching with the existing necessary puncture outfit sleeve; namely, a device similar to a puncture core of a puncture outfit is designed, so that the device can protect and fix an endoscope. The utility model relates to a supplementary passageway between medical endoscope and the puncture ware sleeve pipe, keep apart the protection to the hose portion of endoscope, greatly reduced its wearing and tearing probability, pore location and handle clamp switch make hose portion angle modulation more convenient simultaneously, the utility model relates to a rationally, simple structure, convenient to use have extensive using value.

Drawings

Fig. 1 is a schematic structural view (cross-sectional view) of a protector for a medical endoscope according to the present invention;

fig. 2 is an external view (three-dimensional) of a protector for a medical endoscope according to the present invention;

fig. 3 is a schematic structural diagram (side sectional view) of the push switch of the present invention;

FIG. 4 is a schematic diagram of the self-locking path of the spring hook of the present invention;

FIG. 5 is a schematic view of the present invention showing a slope in the filling part;

reference numerals: 1-a handle; 11-a through hole; 2-a locking device; 21-bayonet lock; 211-spring button; 212-a hook body; 3-a connecting rod; 31-a shaft; 32-a club head; 33-pores; 4-a compression switch; 41-a button; 42-a base; 43-a spring hook; 44-a spring; 45-a compression block; 46-a heart-shaped groove; 461-initial position; 462-a first extreme position; 463-a locking position; 464-a second extreme position; 47-a stop block; 5-filling section.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-5, a protector of a medical endoscope used in cooperation with a puncture outfit casing comprises a handle 1 and a connecting rod 3, wherein a locking device 2 is arranged on the handle 1, the locking device 2 is used for fixedly connecting the handle 1 with the upper end of the puncture outfit casing, the handle 1 is disc-shaped, a through hole 11 is formed in the center of the handle 1, and the bottom end of the through hole 11 is coaxially provided with the hollow connecting rod 3.

In this embodiment, the connecting rod 3 can be inserted into the casing of the puncture outfit, the connecting rod 3 includes a rod body 31 and a rod head 32 at the lower end of the rod body 31, the inner diameter of the through hole 11 is the same as the inner diameter of the rod body 31, the rod head 32 expands relative to the rod body 31, so that when the connecting rod 3 is inserted into the casing of the puncture outfit as a whole, the rod head 32 cannot rock back and forth in the casing of the puncture outfit, the bottom end of the rod head 32 gradually narrows, so that a fine hole 33 with an aperture of 8-9 mm is formed at the end of the rod head 32, the fine hole 33 has a circular arc-shaped section and smooth edge, the inner wall of the rod head 32 is further provided with a filling part 5 made of rubber, the filling part 5 forms an inverted circular truncated cone-shaped passing area (in other embodiments, as shown in fig. 5, the filling part 5 may also be rod head slopes respectively arranged along two sides of, the upper end of the slope surface is connected with the inner wall of the top end of the club head, the bottom end of the slope surface is connected with the inner wall of the bottom end of the club head, the two club head slopes are symmetrically arranged along the axis of the club head, the two club head slopes also enable the interior of the club head to be in a hollow shape with a wide upper part and a narrow lower part, the diameter of the upper end of the club head is consistent with the diameter of the club body 31, and the diameter of the lower end of the club head.

Since the hose portion of the endoscope is to enter the abdominal cavity through the fine holes 33 during use, the edges of the fine holes 33 are smoothed to avoid scraping the skin of the hose portion; pore 33 top is the filling portion of inverted circular truncated cone shape, further increases the area of contact of connecting rod and hose portion improves the steadiness of hose portion. In addition, the length of the connecting rod 3 is similar to that of a puncture core of a puncture outfit commonly used in the field, so that when the connecting rod 3 penetrates through a cannula of the puncture outfit, the bottom end of the rod head 32 is exposed out of the cannula of the puncture outfit, thereby preventing the hose part of the endoscope from directly contacting with the incision of the cannula of the puncture outfit and preventing the skin of the hose part from being cut by the incision edge at the lower end of the cannula of the puncture outfit.

The handle 1 needs to be fixedly connected with the upper end of a sleeve of the puncture outfit, so that the positioning of the equipment is realized, in order to facilitate the matching use of the equipment and the common sleeve of the puncture outfit on the market, the locking mode of the locking device 2 is consistent with the common clamping connection of the puncture core and the sleeve, specifically, the locking device 2 comprises bayonet locks 21, the bayonet locks 21 are symmetrically arranged relative to the handle 1, each bayonet lock 21 is vertical to the bottom surface of the handle 1 and penetrates through one side of the handle 1 from top to bottom, the upper part of the bayonet lock 21 is provided with a spring button 211, the lower part of the bayonet lock is provided with an outward hook body 212, the sleeve of the puncture outfit is correspondingly provided with a clamping hole, a connecting rod 3 of the equipment is arranged in the sleeve of the puncture outfit in a penetrating way, so that the bottom surface of the handle 1 is close to the top surface of the sleeve, the hook, meanwhile, the symmetrical spring buttons 211 are pressed to drive the hook body 212 to move inwards, so that the hooking of the hook body to the clamping hole of the sleeve is released, the handle 1 is separated from the sleeve, and the connecting rod 3 is pulled out of the sleeve of the puncture outfit.

In this embodiment, the side wall of the bottom of the rod head 32 is a circular arc structure, and the outer wall of the rod head 32 is smoothly arranged, so that when the connecting rod 3 enters the inside of the abdominal cavity, the internal organs close to the abdominal wall or the thoracic wall can be gently removed, and the impact force on the inside of the abdominal cavity is reduced.

In this embodiment, the outer diameter of the rod head 32 is greater than the outer diameter of the rod body 31, specifically, the outer diameter of the rod head 32 is only 0.5-1 mm smaller than the inner diameter of the sleeve, and the length of the rod head 32 matched with the sleeve is 20-35 mm, so that the connecting rod 3 can be prevented from shaking in the sleeve, and the length of the connecting rod 3 can ensure that the connecting rod 3 can smoothly enter and exit the sleeve without being stuck.

In this embodiment, the diameter of the club head 32 and the shaft 31 is changed by circular arc transition instead of right-angle connection, so as to avoid scraping when the endoscope is inserted or pulled out.

In this embodiment, the handle 1 is provided with a compression switch, so that after the endoscope enters through the connecting rod, when the endoscope reaches a designated position and needs to be fixed, the hose portion of the medical endoscope is compressed.

In this embodiment, the hold-down switch 4 is a self-locking switch, specifically a mechanical inertial switch, the hold-down switch 4 includes a button 41, a base 42, a spring hook 43, a spring 44 and a hold-down block 45, wherein the key component of the self-locking switch is the spring hook 43, which connects the base 42 and the button 41, the middle of the button 41 is provided with a heart-shaped groove 46 and a limit block 47 fixed on the side wall of the heart-shaped groove 46, the spring 44 is arranged on one side of the bottom end of the button 41, and the hold-down block 45 is arranged on the other side of the bottom end of the.

The working principle of the hold-down switch 4 is specifically that the spring hook 43 slides along the heart-shaped groove 46, and two tips of the heart-shaped groove 46 correspond to the locking and releasing positions of the hold-down switch 4. Referring to fig. 3-4, the heart-shaped slot 46 includes an initial position 461, a first limit position 462, a lock position 463 and a second limit position 464, which are different in height and cooperate with the limit block 47 to form a self-locking loop. When the switch is not closed, the contact position of the spring hook 43 and the button 41 is located at an initial position 461 below the heart-shaped groove 46, when the switch is closed under the action of external force, the button 41 moves downwards, the spring hook 43 located at the initial position 461 starts to slide along the heart-shaped groove 46, due to the blocking of the edge of the limit block 47 on one side, the spring hook 43 slides to a first limit position 462 above the heart-shaped groove 46 along the slope, when the external force disappears, the button 41 starts to move upwards under the action of spring force, the spring hook 43 slides downwards to a locking position 463 along the edge of the slope, and at the moment, the switch realizes self-locking, so that the closed state is maintained; pressing the button 41 again, the spring hook 43 slides up the edge of the ramp to a second limit position 214 above the heart-shaped slot 46; when the button 41 is released, the button 41 is moved upward by the spring force, and the spring hook 43 returns to the initial position 461.

When the button 41 is locked at the lowest position by external force, the pressing block 45 at the bottom end continuously presses the endoscope hose part to realize the positioning of the hose part; when the push button 41 is again forced to return to the release position, the pressing piece 45 springs back along with the push button 41, thereby releasing the pressing of the hose portion.

It should be added that the press switch 4 horizontally penetrates through the sidewall of the handle 1, that is, the press switch 4 is perpendicular to the handle through hole 11, the button 41 is located outside the handle 11, and the press block 45 is close to the inside of the handle through hole 11 and is communicated with the through hole 11.

Further, the pressing block 45 is made of rubber, specifically medical silica gel commonly used for medical equipment, and a rubber product has certain elasticity, so that the hose part of the endoscope cannot be excessively extruded to cause the rupture of the hose part in the pressing process.

In this embodiment, the pressing block 45 is arc-shaped with an opening facing the through hole, and the arc-shaped pressing block 45 just stores the hose portion of the endoscope into the pressing block, so as to ensure better protection of the endoscope.

In this embodiment, the outer surface of the button 41 is provided with anti-slip lines, so that the friction force between fingers and the button 41 is enhanced, and the slip risk is reduced.

The utility model discloses a theory of operation and use flow: the puncture outfit is firstly inserted into the abdominal cavity of a patient, the sleeve of the puncture outfit is fixed on the abdominal wall, and then the puncture core of the puncture outfit is pulled out to provide a passage for the entrance and exit of other surgical instruments. At the moment, the device is inserted into the cannula, specifically, the handle 1 is fixedly connected with the upper end of the cannula, and the hollow connecting rod 3 extends into the abdominal cavity through the cannula; then, the medical endoscope is inserted into the connecting rod 3, the flexible tube part of the endoscope enters the abdominal cavity through the pore 33 of the rod head 32, when the medical endoscope reaches a specified position, the button 41 is pressed to fix the inner specified flexible tube part, so that the observation operation is convenient, and the rod head 32 of the connecting rod 3 is exposed out of the lower end of the sleeve, namely, the flexible tube part does not need to be in direct contact with the sleeve. The device is used as a supplementary channel between the medical endoscope and the puncture outfit sleeve, and is used for isolating and protecting the endoscope hose part, so that the abrasion probability is greatly reduced.

The above embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A protector of a medical endoscope matched with a puncture outfit sleeve for use is characterized in that: the puncture outfit comprises a handle (1), wherein the handle (1) is disc-shaped, a through hole (11) is formed in the center of the handle (1), a hollow connecting rod (3) is arranged at the bottom end of the through hole (11), a locking device matched with a puncture outfit casing pipe is arranged on the handle (1), the connecting rod (3) can be arranged in the puncture outfit casing pipe in a penetrating mode, the connecting rod (3) comprises a rod body (31) and a rod head (32) at the lower end of the rod body (31), and the rod head (32) expands relative to the rod body (31), so that when the connecting rod (3) is integrally arranged in the puncture outfit casing pipe in the penetrating mode, the rod head (32; the bottom end of the rod head (32) is gradually narrowed, so that a pore (33) is formed at the end part of the rod head (32), the edge of the pore (33) is smooth, and the bottom end of the rod head (32) is exposed out of the lower end of the puncture outfit sleeve.

2. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 1, wherein: the section of the fine hole (33) is an arc section, and the aperture of the fine hole (33) is 8-9 mm.

3. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 2, wherein: the inner wall of the club head (32) is provided with a filling part (5), and the filling part (5) enables the interior of the club head (32) to be in a hollow shape with a wide top and a narrow bottom.

4. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 3, wherein: the filling part (5) is made of soft material.

5. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 1, wherein: the club head (32) and the club body (31) are in circular arc transition at the position of the diameter change.

6. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 5, wherein: the length of the club head (32) is 20-35 mm.

7. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 1, wherein: the handle (1) is provided with a compression switch (4) for compressing the medical endoscope.

8. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 7, wherein: the compression switch (4) is a self-locking switch.

9. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 8, wherein: the compression switch (4) comprises a button (41) and a compression block (45), and the compression block (45) is made of silica gel.

10. A protector for a medical endoscope used in conjunction with a penetrator cannula according to claim 9, wherein: the pressing block (45) is arc-shaped, and the opening of the pressing block faces the through hole (11).