CN219207863U - Deep vein catheter maintenance operation device - Google Patents

Abstract

The utility model relates to a deep vein catheter maintenance operation device, which comprises a base, a supporting column with adjustable length and a plurality of rollers, wherein the lower end of the supporting column is arranged on the base, and each roller is arranged on the lower side of the base; the method is characterized in that: the deep vein catheter maintenance operation device also comprises a foldable frame and an operation table, wherein the foldable frame is arranged on the support column, and the operation table is fixed on the foldable frame; when the foldable frame is unfolded, the table top of the operating table is positioned on a horizontal plane; the inside slot that moves towards inside and outside is equipped with of operation panel, and the notch of slot is seted up on the lateral surface of operation panel, and the slot internalization is provided with the pull board, and the pull board is equipped with the handle towards one side outwards. The deep vein catheter maintenance operation device not only can facilitate the maintenance and the dressing change operation of the deep vein catheter for patients by medical staff, but also improves the treatment comfort of the patients, can reduce the occupation of ward space, and is beneficial to transferring and storing the ward space.

Description

Deep vein catheter maintenance operation device

Technical Field

The utility model relates to a medical apparatus, in particular to a deep vein catheter maintenance operation device.

Background

The Peripherally Inserted Central Catheter (PICC) is a thin and soft catheter, reaches the middle and lower sections (close to the great vessels of the heart) of the superior vena cava from the head end of the peripheral vein (arm vein) insertion, can be used for a long time, can meet the requirement of repeated human-input strong-irritation chemotherapy drugs and high-concentration nutrient substances for tumor patients, can reduce repeated intravenous puncture of the patients, and effectively protects the peripheral vascular network. It can be left in the body for 3 months to one year, even more than one year, but requires strict aseptic manipulation and effective maintenance of the catheter. Under normal conditions, the catheter needs to be fixed on the surface of the skin of a patient by using a special adhesive film and replaced once a week, and if the adhesive film is stripped, broken or allergic to the skin, the catheter needs to be replaced in time, so that the replacement frequency is increased.

At present, when a medical staff carries out membrane replacement on a deep vein catheter of a patient, the patient usually adopts a supine position or an end sitting position to abduct the arm to expose an operation area, but for the patient, the position for supporting the arm is not good, the old membrane can not be cleaned well at one time when the membrane is replaced, viscous substances or other dirty matters are remained on the skin surface of the patient, and the medical staff is required to wipe the membrane; if the arm of the patient is placed on the sickbed or the tabletop to fix the relative position of the arm, the sickbed or the tabletop is not clean enough, so that the phenomena such as infection and the like are easily caused; meanwhile, the deep vein tube placing part is often positioned on the inner side of the arm of a patient during clinical operation, the arm is required to be fully abducted to effectively expose an operation area for operation, so that the posture of the patient lacks certain comfortableness, and medical staff is also enabled to be relatively awkward in the operation process, not to exert a force and influence the whole operation, so that the whole operation process of the traditional deep vein tube membrane changing is very troublesome and has certain adverse effects on the patient and the medical staff.

The utility model of China with the application number of CN201720496785.5 discloses a special nursing vehicle for deep vein catheters, which comprises a table and supporting legs connected to the table, wherein a bottom plate of the table is connected with a supporting table through a rotating arm, the rotating arm comprises a first rotating arm, a second rotating arm and a third rotating arm which are sequentially connected, the first rotating arm is rotatably connected with the bottom surface of the table, the second rotating arm is rotatably connected with the first rotating arm, the third rotating arm is directly rotatably connected with the second rotating arm, and the third rotating arm is connected with the supporting table; a rotary fixing structure is arranged between the second rotating arm and the first rotating arm, and a rotary fixing structure is arranged between the third rotating arm and the second rotating arm; the supporting table is adjusted to the bottom space of the table or the side space of the table through the rotating arm. When this kind of special nursing car of dark intravenous catheter trades the membrane operation to dark intravenous catheter, patient can have a comfortable position, and medical personnel can more convenient clinical operation simultaneously, however, this kind of special nursing car of dark intravenous catheter is great, needs occupy great ward space, is unfavorable for shifting and depositing it.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the deep vein catheter maintenance operation device, which not only can facilitate the medical staff to carry out deep vein catheter maintenance and dressing change operation for patients, but also can improve the treatment comfort of the patients, reduce the occupation of ward space and facilitate the transfer and storage of the ward space. The technical scheme adopted is as follows:

the deep vein catheter maintenance operation device comprises a base, a supporting column with adjustable length and a plurality of rollers, wherein the lower end of the supporting column is arranged on the base, and each roller is arranged on the lower side of the base; the method is characterized in that: the deep vein catheter maintenance operation device also comprises a foldable frame and an operation table, wherein the foldable frame is arranged on the support column, and the operation table is fixed on the foldable frame; when the foldable frame is unfolded, the table top of the operating table is positioned on a horizontal plane; the inside slot that moves towards inside and outside is equipped with of operation panel, and the notch of slot is seted up on the lateral surface of operation panel, and the slot internalization is provided with the pull board, and the pull board is equipped with the handle towards one side outwards.

When medical staff performs deep intravenous catheter maintenance and dressing change operation for patients, the foldable frame can be folded and unfolded to enable the table top of the operation table to be on a horizontal plane, and according to the heights of different patients, the table top of the operation table is at a proper height position by adjusting the length of the support column, the table top of the operation table is used for placing medical articles, and the medical staff can easily take the medical articles placed on the operation table; then, pull out the pulling plate from the slot through the handle, the pulling plate is used for bearing patient's arm, can provide steady support for patient's arm, and the medical personnel of being convenient for maintain and the operation of changing dressings for the patient's deep vein catheter to improve patient's comfort level of treatment. After the deep vein catheter maintenance and dressing change operation of a patient are completed, the drawing plate can be inserted back into the slot, and after the foldable frame is folded and contained, the operation table is folded and overturned along with the folding frame, so that the occupation of ward space can be reduced, and the deep vein catheter maintenance operation device can be moved through each roller so as to be convenient to transfer and store.

Specifically, the outer end part of the pull plate is connected with the outer end surface of the operation table through a positioning connecting part (such as a matched hook and a hanging ring), after the pull plate is inserted into the slot of the operation table, the connection between the outer end part of the pull plate and the operation table can be realized through the positioning connecting part, and the pull plate is prevented from coming out from the slot opening of the slot under the action of self gravity after the foldable frame is folded and accommodated.

As a preferable scheme of the utility model, the foldable frame comprises a fixed seat, an upper movable bracket and a lower movable bracket, wherein the fixed seat is arranged on the supporting column, the inner end part of the upper movable bracket is hinged with the fixed seat through an upper pin roll which runs left and right, the inner end part of the lower movable bracket is hinged with the fixed seat through a lower pin roll which runs left and right, the lower movable bracket is arranged at the lower side of the upper movable bracket, and at least one clamping groove which is matched with the outer end part of the lower movable bracket in a clamping way is arranged on the upper movable bracket; the operating platform is fixedly arranged on the upper movable support. When the foldable frame needs to be unfolded, the upper movable support can be turned upwards to be in a horizontal state around the upper pin shaft, then the lower movable support is turned upwards around the lower pin shaft to be inclined upwards, the outer end part of the lower movable support is matched with the clamping groove on the upper movable support in a clamping way, and the position of the upper movable support is fixed (at the moment, the fixed seat, the upper movable support and the lower movable support form a stable triangular structure); when the foldable frame needs to be contained, the outer end part of the lower movable support is separated from the clamping groove on the upper movable support, and then the upper movable support and the lower movable support swing downwards.

As a further preferable scheme of the utility model, the foldable frame further comprises at least one stretching spring, the inner end of the stretching spring is connected with the fixed seat, and the outer end of the stretching spring is connected with the middle part of the lower movable bracket. When the foldable frame is unfolded, the extension spring is stretched, and an obliquely upward pulling force is applied to the lower movable support, so that the lower movable support can be prevented from falling off. When the foldable frame needs to be folded, the outer end part of the lower movable support is separated from the clamping groove on the upper movable support, then the upper movable support and the lower movable support swing downwards until the lower movable support clings to the fixed seat, and the stretching spring is stretched and is generally positioned at the rear side of the lower pin shaft, so that the position of the lower movable support can be kept stable.

As a preferable scheme of the utility model, the support column comprises a fixed pipe and a lifting rod, wherein the lower part of the lifting rod is inserted into the fixed pipe and can slide up and down relative to the fixed pipe, and the upper part of the lifting rod extends out of the fixed pipe from an opening at the upper end of the fixed pipe; the fixed pipe is provided with a height adjusting mechanism which can adjust the height position of the lifting rod; the foldable frame is arranged on the lifting rod. When the folding lifting device is used, the lower part of the lifting rod can be inserted into the fixed pipe to adjust the depth, so that the total length of the supporting column is adjusted, and the height positions of the folding frame and the operating platform are adjusted to adapt to patients with different heights.

As a further preferable scheme of the utility model, the height adjusting mechanism comprises an electric cylinder, a control device and a power supply for supplying power, wherein the control device and the power supply are both arranged on the supporting column, the cylinder body of the electric cylinder is arranged on the fixed pipe and parallel to the fixed pipe, the push rod of the electric cylinder is connected with the lifting rod, and the control end of the electric cylinder is electrically connected with the control device. When the support column is used, the push rod of the electric cylinder can be controlled to extend or retract through the control device, and the lifting rod is driven to slide relatively along the fixed pipe, so that the total length of the support column is changed.

The height adjusting mechanism can also adopt a pedal hydraulic cylinder to drive the lifting rod to lift relative to the fixed pipe, and belongs to the prior art, and the details are not described here.

As a further preferable mode of the utility model, the control device comprises a controller and an operation panel with a plurality of operation keys, wherein the operation panel is electrically connected with the corresponding input end of the controller, and the control end of the electric cylinder is electrically connected with the corresponding output end of the controller. Generally, the plurality of operation keys of the operation panel may be divided into a column extension key, a column shortening key, and a pause key; when the lifting device is used, the control instruction can be transmitted to the controller through the operation panel, and the controller controls the electric cylinder to adjust the position of the lifting rod in the fixed pipe, so that the total length of the support column is prolonged or shortened. Of course, the operation panel can also be made into a remote controller, and a wireless transmitting and receiving circuit can be added on the remote controller and the controller.

As a preferable scheme of the utility model, the roller is a universal wheel. Thereby facilitating steering.

As a preferable scheme of the utility model, guardrails are arranged on the periphery of the table top of the operation table. The guardrail is used for protecting medical articles placed on the table top of the operation table and preventing the medical articles from falling from the periphery of the operation table.

As a preferable scheme of the utility model, the top surface of the drawing plate is provided with the hand supporting groove which is in a strip shape and the extending direction of the hand supporting groove is vertical to the trend of the slot. By arranging the hand supporting groove on the top surface of the drawing plate, the dead weight of the drawing plate can be reduced, and the hand supporting groove is used for placing and positioning the arm of a patient and providing more stable support for the arm of the patient.

As a further preferable scheme of the utility model, the inner side of the hand supporting groove is provided with a supporting soft cushion. The support cushion can be attached to the arm of a patient, so that the comfort of treatment of the patient can be improved.

As a preferred aspect of the present utility model, the deep vein catheter maintenance operation device further comprises at least one basket mounted on the support column above the operation table. The storage basket is used for storing medical articles or medical garbage, so that the operation of medical staff is more convenient. Specifically, in the case where the support column includes a fixed tube and a lifting rod, the basket is mounted on the lifting rod.

As a further preferable scheme of the utility model, the number of the storage baskets is multiple, the storage baskets are divided into a plurality of storage basket groups which are sequentially arranged from top to bottom, each storage basket group comprises two storage baskets which are arranged side by side, the upper part of each support column is provided with an annular groove extending along the circumferential direction of each storage basket, the storage basket is provided with a rotating ring, and the rotating ring is sleeved in the annular groove. During operation, the two storage baskets of each storage basket group can rotate towards two sides, so that the use of medical staff is facilitated.

As a preferred aspect of the present utility model, the deep vein catheter maintenance operation device further comprises a hanger mounted on top of the support column. The hanging frame is used for hanging infusion bags or infusion bottles and is used as an infusion frame, so that the multifunctional infusion frame is truly multipurpose, and the occupied ward space can be reduced.

The inner and outer parts in the specification are respectively: one side close to the support column is the side far away from the support column

Compared with the prior art, the utility model has the following advantages:

the deep vein catheter maintenance operation device can be suitable for deep vein catheter maintenance (including PICC maintenance, transfusion port maintenance and arm port maintenance) and dressing change operation, the foldable frame is folded and unfolded during operation, the table top of the operation table is positioned on a horizontal plane, the drawing plate is drawn out of the slot through the handle, the deep vein catheter maintenance and dressing change operation is conveniently carried out on a patient by medical staff, after the operation is finished, the foldable frame is folded and contained, the operation table is folded and overturned along with the folding frame, so that the volume of the deep vein catheter maintenance operation device is smaller, occupation of ward space can be reduced, and the deep vein catheter maintenance operation device is moved through each roller, so that the deep vein catheter maintenance operation device is convenient to transfer and store.

Drawings

Fig. 1 is a schematic view of the structure of a first embodiment of the preferred embodiment of the present utility model.

Fig. 2 is a logic block diagram of the interior of an embodiment of the present utility model.

Fig. 3 is a schematic structural view of a second embodiment of the present utility model.

Description of the embodiments

Example 1

As shown in fig. 1 and 2, the deep intravenous catheter maintenance operation device comprises a base 1, a supporting column 2 with adjustable length, a plurality of rollers 3, a foldable frame 4 and an operation table 5, wherein the lower end of the supporting column 2 is arranged on the base 1, and each roller 3 is arranged on the lower side of the base 1; the foldable frame 4 is arranged on the support column 2, and the operation table 5 is fixed on the foldable frame 4; when the foldable frame 4 is unfolded, the table top of the operating table 5 is positioned on a horizontal plane; the inside of the operation table 5 is provided with an inner and outer slot 501, a notch 502 of the slot 501 is arranged on the outer side surface of the operation table 5, a drawing plate 51 is movably arranged in the slot 501, and a handle 511 is arranged on the outward side of the drawing plate 51.

In this embodiment, the support column 2 includes a fixed tube 21 and a lifting rod 22, the lower part of the lifting rod 22 is inserted into the fixed tube 2121 and can slide up and down relative to the fixed tube 21, and the upper part of the lifting rod 22 extends out of the fixed tube 21 from an upper end opening of the fixed tube 21; the foldable stand 4 is mounted on the lifting rod 22; the fixed pipe 21 is provided with a height adjusting mechanism 23 capable of adjusting the height position of the lifting rod 22, the height adjusting mechanism 23 comprises an electric cylinder 231, a control device 232 and a power supply (not shown in the figure), the control device 232 and the power supply are both arranged on the support column 2, the cylinder body of the electric cylinder 231 is arranged on the fixed pipe 21 and parallel to the fixed pipe 21, a push rod of the electric cylinder 231 is connected with the lifting rod 22, the control device 232 comprises a controller 2321 and an operation panel 2322 with a plurality of operation keys, the operation panel 2322 is electrically connected with corresponding input ends of the controller 2321, and the control end of the electric cylinder 231 is electrically connected with corresponding output ends of the controller 2321. When the foldable stand is used, a control command can be transmitted to the controller 2321 through the operation panel 2322 of the control device 232, the controller 2321 controls the push rod of the electric cylinder 231 to extend or retract, the lifting rod 22 is driven to slide relatively along the fixed tube 21, the depth of the lower portion of the lifting rod 22 inserted into the fixed tube 21 is adjusted, and therefore the total length of the support column 2 is changed, and the height positions of the foldable stand 4 and the operation table 5 are adjusted to adapt to patients with different heights. The plurality of operation keys of the operation panel 2322 may be divided into a column extension key, a column shortening key, and a pause key; of course, the operation panel 2322 may be made into a remote controller, and a wireless transmitting and receiving circuit may be added to the remote controller and the controller 2321.

In this embodiment, the roller 3 is a universal wheel. Thereby facilitating steering.

In this embodiment, the foldable stand 4 includes a fixed seat 41, an upper movable stand 42 and a lower movable stand 43, the fixed seat 41 is mounted on the support column 2, the inner end of the upper movable stand 42 is hinged with the fixed seat 41 through an upper pin 44 running left and right, the inner end of the lower movable stand 43 is hinged with the fixed seat 41 through a lower pin 45 running left and right, the lower movable stand 43 is located at the lower side of the upper movable stand 42, and at least one clamping groove 421 matched with the outer end of the lower movable stand 43 in a clamping manner is arranged on the upper movable stand 42; the console 5 is fixedly mounted on the upper movable bracket 42. When the foldable stand 4 needs to be unfolded, the upper movable stand 42 can be turned upwards around the upper pin shaft 44 to be in a horizontal state, then the lower movable stand 43 is turned upwards around the lower pin shaft 45 to be inclined upwards, the outer end part of the lower movable stand 43 is in clamping fit with the clamping groove 421 on the upper movable stand 42, and the position of the upper movable stand 42 is fixed (at the moment, the fixed seat 41, the upper movable stand 42 and the lower movable stand 43 form a stable triangle structure); when the foldable stand 4 needs to be accommodated, the outer end of the lower movable stand 43 is disengaged from the engagement groove 421 on the upper movable stand 42, and then the upper movable stand 42 and the lower movable stand 43 are swung downward. The foldable stand 4 further comprises at least one extension spring 46, wherein the inner end of the extension spring 46 is connected with the fixed seat 41, and the outer end of the extension spring 46 is connected with the middle part of the lower movable bracket 43. When the foldable stand 4 is unfolded, the extension spring 46 is extended, and an obliquely upward pulling force is applied to the lower movable stand 43, so that the lower movable stand 43 is prevented from falling. When the foldable stand 4 needs to be folded, the outer end part of the lower movable support 43 is separated from the clamping groove 421 on the upper movable support 42, and then the upper movable support 42 and the lower movable support 43 swing downwards until the lower movable support 43 is tightly attached to the fixed seat 41, and at this time, the stretching spring 46 is stretched and is generally positioned outside the lower pin shaft 45, so that the position of the lower movable support 43 can be kept stable.

In this embodiment, the perimeter of the table top of the console 5 is provided with a guard rail 52. The guard rail 52 serves to protect the medical article placed on the table surface of the operation table 5 from falling from the periphery of the operation table 5.

In this embodiment, an arc-shaped hand supporting groove 512 is provided on the top surface of the pull plate 51, and the hand supporting groove 512 is in a strip shape and has an extending direction perpendicular to the direction of the slot 501; a support cushion 513 is provided on the inside of the hand rest 512. By providing the hand supporting groove 512 on the top surface of the drawer plate 51, not only the dead weight of the drawer plate 51 can be reduced, but also the hand supporting groove can be used for placing and positioning the arm of the patient, so that a smoother support can be provided for the arm of the patient. The support cushion can be attached to the arm of a patient, so that the comfort of treatment of the patient can be improved.

In this embodiment, the deep intravenous catheter maintenance operation device further includes two basket sets 6 sequentially disposed above the console 5 from top to bottom, each basket set 6 includes two symmetrical basket sets 61, the lifting rod 22 is provided with an annular groove 221 extending along its circumference, the basket 61 is provided with a rotating ring 62, and the rotating ring 62 is sleeved in the annular groove 221. During operation, the two storage baskets 61 of each storage basket group 6 can be rotated towards two sides respectively, and the storage baskets 61 are used for storing medical articles or medical garbage, so that the use of medical staff is facilitated.

The following briefly describes the method for using the present deep intravenous catheter maintenance operation device:

when medical staff performs deep vein catheter maintenance (including PICC maintenance, transfusion port maintenance and arm port maintenance) and dressing operation for patients, the foldable frame 4 can be folded and unfolded to enable the table top of the operation table 5 to be on a horizontal plane, and according to the heights of different patients, the table top of the operation table 5 is at a proper height position by adjusting the length of the support column 2, the table top of the operation table 5 is used for placing medical articles, and the medical staff can easily take the medical articles placed on the operation table 5; then, pull out the pull plate 51 from slot 501 through the handle, pull plate 51 is used for bearing patient's arm, can provide steady support for patient's arm, and the medical personnel of being convenient for carry out deep intravenous catheter maintenance and the operation of changing dressings for the patient to improve patient's comfort level of treatment. After the deep vein catheter maintenance and dressing change operation of a patient is completed, the drawing plate 51 can be inserted back into the slot 501, and after the foldable frame 4 is folded and accommodated, the operation table 5 is folded and overturned along with the operation table, so that the occupation of ward space can be reduced, and the deep vein catheter maintenance operation device can be moved through each roller 3, thereby being beneficial to transferring and storing the deep vein catheter maintenance operation device.

Example 2

Referring to fig. 3, in the case where the other portions are the same as in the first embodiment, the difference is that: in this embodiment, the deep vein catheter maintenance operation apparatus further includes a hanger 7, and the hanger 7 is mounted on top of the lifting bar 22. The hanging frame 7 is used for hanging infusion bags or infusion bottles and is used as an infusion frame, so that the infusion frame is really multipurpose, and the occupied ward space can be reduced.

In addition, it should be noted that, in the specific embodiments described in the present specification, names of various parts and the like may be different, and all equivalent or simple changes of the structures, features and principles described in the conception of the present utility model are included in the protection scope of the present utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the utility model as defined in the accompanying claims.

Claims (10)

1. The deep vein catheter maintenance operation device comprises a base, a supporting column with adjustable length and a plurality of rollers, wherein the lower end of the supporting column is arranged on the base, and each roller is arranged on the lower side of the base; the method is characterized in that: the deep vein catheter maintenance operation device also comprises a foldable frame and an operation table, wherein the foldable frame is arranged on the support column, and the operation table is fixed on the foldable frame; when the foldable frame is unfolded, the table top of the operating table is positioned on a horizontal plane; the inside slot that moves towards inside and outside is equipped with of operation panel, and the notch of slot is seted up on the lateral surface of operation panel, and the slot internalization is provided with the pull board, and the pull board is equipped with the handle towards one side outwards.

2. The deep vein catheter maintenance operation device according to claim 1, wherein: the foldable frame comprises a fixed seat, an upper movable support and a lower movable support, wherein the fixed seat is arranged on the supporting column, the inner end part of the upper movable support is hinged with the fixed seat through an upper pin roll which runs left and right, the inner end part of the lower movable support is hinged with the fixed seat through a lower pin roll which runs left and right, the lower movable support is arranged on the lower side of the upper movable support, and at least one clamping groove matched with the outer end part of the lower movable support in a clamping way is arranged on the upper movable support; the operating platform is fixedly arranged on the upper movable support.

3. The deep vein catheter maintenance operation device according to claim 2, wherein: the foldable frame further comprises at least one stretching spring, the inner end of the stretching spring is connected with the fixing seat, and the outer end of the stretching spring is connected with the middle of the lower movable support.

4. The deep vein catheter maintenance operation device according to claim 1, wherein: the top surface of the drawing plate is provided with a hand supporting groove which is in a strip shape and the extending direction of the hand supporting groove is vertical to the trend of the slot; the inner side of the hand supporting groove is provided with a supporting soft cushion.

5. The deep vein catheter maintenance operation device according to claim 1, wherein: guard rails are arranged on the periphery of the table top of the operating table.

6. A deep vein catheter maintenance operation device according to any one of claims 1-5, wherein: the support column comprises a fixed pipe and a lifting rod, the lower part of the lifting rod is inserted into the fixed pipe and can slide up and down relative to the fixed pipe, and the upper part of the lifting rod extends out of the fixed pipe from an opening at the upper end of the fixed pipe; the fixed pipe is provided with a height adjusting mechanism which can adjust the height position of the lifting rod; the foldable frame is arranged on the lifting rod.

7. The deep vein catheter maintenance operation device according to claim 6, wherein: the height adjusting mechanism comprises an electric cylinder, a control device and a power supply for supplying power, wherein the control device and the power supply are all installed on the supporting column, a cylinder body of the electric cylinder is installed on the fixed pipe and parallel to the fixed pipe, a push rod of the electric cylinder is connected with the lifting rod, and a control end of the electric cylinder is electrically connected with the control device.

8. A deep vein catheter maintenance operation device according to any one of claims 1-5, wherein: the deep vein catheter maintenance operation device further comprises at least one basket which is arranged on the support column and above the operation table.

9. The deep vein catheter maintenance operation device according to claim 8, wherein: the number of the storage baskets is multiple, the storage baskets are divided into a plurality of storage basket groups which are sequentially arranged from top to bottom, each storage basket group comprises two storage baskets which are arranged side by side, the upper parts of the support columns are provided with annular grooves which extend along the circumferential direction of the support columns, the storage baskets are provided with rotating rings, and the rotating rings are sleeved in the annular grooves.

10. A deep vein catheter maintenance operation device according to any one of claims 1-5, wherein: the deep vein catheter maintenance operation device further comprises a suspension frame which is arranged on the top of the support column.

Images