CN111407947A

CN111407947A - Auxiliary device for debridement

Info

Publication number: CN111407947A
Application number: CN202010236824.4A
Authority: CN
Inventors: 仝朋飞; 孙国琼; 陈煜华; 崔硕
Original assignee: First Affiliated Hospital of Henan University of Science and Technology
Current assignee: First Affiliated Hospital of Henan University of Science and Technology
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-07-14

Abstract

An auxiliary device for debridement comprises a hard connecting pipe, wherein the bottom of the connecting pipe is detachably connected with a connector, the bottom of the connector is connected with a cutting knife, and the bottom of the connector is communicated with a water spraying head; the top of the connecting head is fixedly connected with a hollow holding handle, the side end of the holding handle is detachably connected with a disassembling handle, the side end of the holding handle is provided with a press switch for controlling the on-off of the inside of the holding handle, the top of the holding handle is fixedly connected with a quick-plugging head, and a hose is detachably connected in the quick-plugging head; the connecting pipe is sleeved with a horn-shaped transparent splash-proof sleeve capable of moving along the axial direction of the connecting pipe. The invention effectively solves the problems of time and labor waste and low debridement efficiency of debridement in the prior debridement operation.

Description

Auxiliary device for debridement

Technical Field

The invention belongs to the field of medical instruments, and particularly relates to an auxiliary device for debridement.

Background

Debridement is an operative procedure that uses surgical procedures to remove foreign matter from an open wound, remove necrotic, devitalized or severely contaminated tissue, suture a wound, minimize contamination or even clean the wound, achieve a period of healing, and facilitate recovery of the function and morphology of the injured part.

In surgery or trauma surgery, the contaminated wounds are particularly numerous, the debridement is time-consuming and labor-consuming, particularly the cleaning of soil or oil stains is difficult, and for example, the debridement of subcutaneous tissues is difficult: fat, fascia, sarcolemma, muscle surface, etc. are closely associated with contaminants and are difficult to clean. The existing debridement operation is performed by firstly washing, then cutting and the like, so that the operation is time-consuming and labor-consuming, the debridement efficiency is low, and the clinical requirements cannot be met.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an auxiliary device for debridement, which effectively solves the problems of time and labor waste and low debridement efficiency of debridement in the prior debridement operation.

In order to solve the problems, the invention adopts the technical scheme that:

an auxiliary device for debridement comprises a hard connecting pipe, wherein the bottom of the connecting pipe is detachably connected with a connector, the bottom of the connector is connected with a cutting knife, and the bottom of the connector is communicated with a water spraying head; the top of the connecting head is fixedly connected with a hollow holding handle, the side end of the holding handle is detachably connected with a disassembling handle, the side end of the holding handle is provided with a press switch for controlling the on-off of the inside of the holding handle, the top of the holding handle is fixedly connected with a quick-plugging head, and a hose is detachably connected in the quick-plugging head; the connecting pipe is sleeved with a horn-shaped transparent splash-proof sleeve capable of moving along the axial direction of the connecting pipe.

Preferably, the bottom of the connecting pipe is provided with an external thread joint, and the connecting head is in threaded connection with the external thread joint; cutting knife fixed connection in the connector bottom, just the cutting knife includes four series of outer arc sword, flat sword, inner arc sword, circular knife, there is the cutting part of outer arc sword to divide into outer arc, flat sword have the cutting part to divide into the inclined plane, inner arc sword have the cutting part to divide into inner arc, circular knife have the cutting part to divide into semi-circular.

Preferably, the inner side of the holding handle is rotatably connected with a rotating bead which can rotate back and forth, and the rotating bead is provided with a through groove which penetrates through along the radial direction; the rotating ball is rotatably connected with the holding handle through a rotating shaft, the rotating shaft is coaxially and fixedly connected with a driving gear, the driving gear is meshed and connected with a driving rack, and the driving rack is connected to the inner side of the holding handle in a sliding manner;

the tail end of the driving rack is fixedly connected with a return spring, the tail end of the return spring is fixedly connected to the inner side of the holding handle, the head end of the driving rack is fixedly connected with a connecting column, and the head end of the connecting column is fixedly connected with the push switch;

the utility model discloses a lock handle, including handle, pressing switch, locking plate, handle side end, pressing switch, button.

Preferably, the locking plate is connected to the inner side of the push switch in a sliding manner, a locking spring is fixedly connected to the inner end face of the locking plate, the tail end of the locking spring is fixedly connected to the inner wall of the push switch, an unlocking head capable of moving axially is connected to the outer end face of the push switch in an inward sliding manner, and the inner end of the unlocking head is located on the inner side of the push switch and is fixedly connected with a push plate;

the locking plate is characterized in that a wedge-shaped wedge block is arranged on the upper side of the locking plate, and the unlocking head moves downwards to form a structure that the push plate pushes the locking plate to move in the radial direction.

Preferably, the side end of the holding handle is provided with a slot with a trapezoidal cross section, and the side end of the dismounting handle is provided with an inserting block matched with the slot; the side end of the insertion block is provided with a clamping column capable of moving left and right, and the insertion groove is internally provided with an insertion hole matched with the insertion column.

Preferably, the tail end of the clamping column is fixedly connected with a clamping rack, the clamping rack is meshed with a reversing gear, the reversing gear is rotatably connected to the inner side of the disassembling handle, and the upper side of the reversing gear is meshed with a locking rack; the clamping rack and the locking rack are both connected to the inner side of the disassembling handle in a sliding manner, clamping springs are arranged at the tail end of the clamping rack and the head end of the locking rack, and the tail ends of the clamping springs are both fixedly connected to the inner side of the disassembling handle; the tail end of the locking rack is fixedly connected with a pressing handle, and the pressing handle penetrates through the disassembling handle and is in sliding connection with the disassembling handle.

Preferably, the quick-connection plug comprises a sleeve body fixedly connected with the holding handle, the bottom of the sleeve body is fixedly connected with a tubular jacket, and the bottom of the jacket is provided with a plurality of arc-shaped bends towards the center; the cover body upside sliding connection has the clamping ring that can reciprocate, the clamping ring bottom is located press from both sides the cover inboard, the clamping ring moves down and forms bend the structure of abduction.

Preferably, the outer lateral internal thread of the upper part of the splash-proof sleeve is connected with a locking screw, and the locking screw is screwed to form a structure for fixing the positions of the splash-proof sleeve and the connecting pipe.

The invention has novel structure, ingenious conception and simple and convenient operation, and compared with the prior art, the invention has the following advantages:

1. this device is through setting up cutting knife and sprinkler bead in the connector bottom to can make medical personnel can wash the device that can accurately cut again in the operation of debridement, can improve the efficiency and the quality of debridement greatly, and to the subcutaneous tissue of debridement, fat, manadesma, sarcolemma, muscle surface etc. and pollutant antithetical couplet close department have higher efficiency.

2. Compared with the existing manual debridement, the device saves time and labor, shortens the operation time, can be used for removing subcutaneous tissues, is used for skin replanting of skin avulsion injury and sleeve-off injury, and has low cost and simple operation.

3. This device is through setting up the handle of gripping and detachable dismantlement handle for this device can warp according to user's operation habit in actual operation, makes the operator can debride with the most comfortable posture, has improved the efficiency of debridement.

4. This device is through setting up transparent splashproof cover, both can prevent splashing of flush fluid when washing, is convenient for again observe, can also dismantle as required or position control.

Drawings

Figure 1 is a first isometric view of a debridement aid of the present invention.

FIG. 2 is a second isometric view of a debridement aid of the present invention.

Figure 3 is a third perspective view of a debridement aid of the present invention.

FIG. 4 is an isometric view of a connection tube and grip of a debridement aid of the present invention.

FIG. 5 is an isometric view of four series of cutting knives of a debridement aid of the present invention.

FIG. 6 is a first partially cut-away isometric view of a connection tube and grip of a debridement aid of the present invention.

FIG. 7 is a second partially cut-away isometric view of a connection tube and grip of a debridement aid of the present invention.

Figure 8 is an isometric view of a rotatable bead and its connecting components of a debridement aid of the present invention.

Figure 9 is an isometric view, partially in section, of a push switch of a debridement aid of the present invention.

FIG. 10 is an isometric view, partially in section, of a detachment handle of a debridement aid of the present invention.

Figure 11 is an exploded view of the quick-connect coupling of the debridement aid of the present invention.

In the drawings: 1-connecting pipe, 2-connecting head, 3-cutting knife, 4-holding handle, 5-disassembling handle, 6-pressing switch, 7-quick plug, 8-hose, 9-splash-proof sleeve, 10-locking screw, 11-water spray head, 12-unlocking head, 13-slot, 14-outer arc knife, 15-flat knife, 16-inner arc knife, 17-circular knife, 18-connecting column, 19-driving rack, 20-driving gear, 21-rotating shaft, 22-rotating ball, 23-passing groove, 24-reset spring, 25-locking plate, 26-pushing plate, 27-locking spring, 28-wedge block, 29-inserting block, 30-pressing handle, 31-locking rack, 32-locking spring, 33-reversing gear, 34-clamping rack, 35-clamping column, 36-sleeve body, 37-clamping sleeve and 38-pressing ring.

Detailed Description

The following are specific embodiments of the present invention, and the technical solutions of the present invention will be further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-11, the invention provides an auxiliary device for debridement, which comprises a hard connecting pipe 1, wherein the bottom of the connecting pipe 1 is detachably connected with a connector 2, the bottom of the connector 2 is connected with a cutting knife 3, and the bottom of the connector 2 is communicated with a water spraying head 11; the top of the connector 2 is fixedly connected with a hollow holding handle 4, the side end of the holding handle 4 is detachably connected with a disassembling handle 5, the side end of the holding handle 4 is provided with a press switch 6 for controlling the on-off of the inside of the holding handle 4, the top of the holding handle 4 is fixedly connected with a quick-plugging connector 7, and a hose 8 is detachably connected in the quick-plugging connector 7; the connecting pipe 1 is sleeved with a horn-shaped transparent splash-proof sleeve 9 which can move along the axial direction of the connecting pipe 1. The tail end of the hose 8 is connected with a high-pressure water source for flushing.

This device is through setting up cutting knife 3 and sprinkler bead 11 in 2 bottoms of connector to can make medical personnel can wash the device that can accurately cut again in the operation of debridement, can improve the efficiency and the quality of debridement greatly, and to the debridement subcutaneous tissue, fat, manadesma, sarcolemma, muscle surface etc. and pollutant antithetical couplet close department have higher efficiency.

Compared with the existing manual debridement, the device saves time and labor, shortens the operation time, can be used for removing subcutaneous tissues, is used for skin replanting of skin avulsion injury and sleeve-off injury, and has low cost and simple operation.

This device is through setting up handle 4 and detachable dismantlement handle 5 for this device can warp according to user's operation habit in actual operation, makes the operator can debride with the most comfortable posture, has improved the efficiency of debridement.

This device is through setting up transparent splashproof cover 9, both can prevent splashing of flush fluid when washing, and the observation of being convenient for again can also dismantle as required or position control.

As shown in fig. 5-7, the bottom of the connecting pipe 1 is provided with an external thread joint, and the connector 2 is in threaded connection with the external thread joint; 3 fixed connection of cutting knife in 2 bottoms of connector, just cutting knife 3 includes four series of outer arc sword 14, flat sword 15, inner arc sword 16, circular knife 17, outer arc sword 14 have the cutting part to be outer arc, flat sword 15 have the cutting part to be the inclined plane, inner arc sword 16 have the cutting part to be inner arc, circular knife 17 have the cutting part to be semi-circular.

This device can change according to actual need through setting up a plurality of series of cutting knives 3 to satisfy the cutting needs of different positions, different tissues, improved cutting efficiency.

As shown in fig. 6-8, a rotating ball 22 capable of rotating back and forth is rotatably connected to the inner side of the grip 4, and a through groove 23 is radially formed in the rotating ball 22; the rotating ball 22 is rotatably connected with the holding handle 4 through a rotating shaft 21, the rotating shaft 21 is coaxially and fixedly connected with a driving gear 20, the driving gear 20 is connected with a driving rack 19 in a meshed mode, and the driving rack 19 is connected to the inner side of the holding handle 4 in a sliding mode;

the tail end of the driving rack 19 is fixedly connected with a return spring 24, the tail end of the return spring 24 is fixedly connected to the inner side of the holding handle 4, the head end of the driving rack 19 is fixedly connected with a connecting column 18, and the head end of the connecting column 18 is fixedly connected with the push switch 6;

the side of the holding handle 4 is provided with a tubular sleeve, the press switch 6 is connected in the sleeve in a sliding manner, the side of the press switch 6 is provided with a locking plate 25 capable of moving in a radial direction, the side wall of the sleeve is provided with a plurality of locking holes distributed in the axial direction, and the locking plate 25 is inserted into any locking hole to form a structure for fixing the positions of the rotating bead 22 and the holding handle 4.

When the driving rack 19 is positioned at the outermost side, that is, when the push switch 6 is not pressed, the passing groove 23 of the rotary ball 22 is perpendicular to the axial direction of the connection pipe 1, and the inside of the grip 5 is in a closed state. When the push switch 6 is pushed, the driving gear 20 and the rotating shaft 21 are driven by the driving rack 19 to rotate, so that the through groove 23 can be aligned with the axial direction of the connecting pipe 1, and water can pass through the through groove. When the locking plate 25 is positioned in different locking holes, the rotating ball 22 can be positioned at different positions, so that the flow can be adjusted and switched, the use stability of the device can be improved, and the possibility of water leakage is avoided.

As shown in fig. 9, the locking plate 25 is slidably connected to the inner side of the push switch 6, the inner end surface of the locking plate 25 is fixedly connected with a locking spring 27, the tail end of the locking spring 27 is fixedly connected to the inner wall of the push switch 6, the outer end surface of the push switch 6 is slidably connected with an unlocking head 12 capable of moving axially, and the inner end of the unlocking head 12 is located on the inner side of the push switch 6 and is fixedly connected with a push plate 26;

the locking piece 25 is provided with a wedge-shaped wedge 28 on the upper side, and the unlocking head 12 moves downwards to form a structure that the push plate 26 pushes the locking piece 25 to move radially.

By pressing the unlocking head 12, the push plate 26 pushes the wedge 28 and the locking piece 25 to move inwards, so that the locking piece 25 can be moved out of the lock hole, the rotating ball 22 can rotate freely, when the rotating ball 22 rotates to a proper position, the unlocking head 12 and the press switch 6 can be released, and the rotating ball 22 is positioned at the current position.

As shown in fig. 10, a slot 13 with a trapezoidal cross section is formed at the side end of the holding handle 4, and an insertion block 29 matched with the slot 13 is arranged at the side end of the disassembling handle 5; a clamping column 35 capable of moving left and right is arranged at the side end of the insertion block 29, and an insertion hole matched with the insertion column is arranged in the insertion groove 13.

As shown in fig. 10, a clamping rack 34 is fixedly connected to the tail end of the clamping column 35, the reversing gear 33 is engaged and connected to the clamping rack 34, the reversing gear 33 is rotatably connected to the inner side of the disassembling handle 5, and a locking rack 31 is engaged and connected to the upper side of the reversing gear 33; the clamping rack 34 and the locking rack 31 are both connected to the inner side of the disassembling handle 5 in a sliding manner, clamping springs 32 are arranged at the tail end of the clamping rack 34 and the head end of the locking rack 31, and the tail ends of the clamping springs 32 are both fixedly connected to the inner side of the disassembling handle 5; the tail end of the locking rack 31 is fixedly connected with a pressing handle 30, and the pressing handle 30 penetrates through the disassembling handle 5 and is connected with the disassembling handle 5 in a sliding mode.

When the dismounting handle 5 is mounted on the holding handle 4, the insertion block 29 is inserted into the insertion slot 13, the pressing handle 30 is pressed, the insertion block 29 can be inserted to a target position, the pressing handle 30 is released after insertion, and the clamping column 25 is inserted into the insertion slot. The position of the detaching handle 5 and the holding handle 4 is fixed.

As shown in fig. 11, the quick connector 7 includes a sleeve 36 fixedly connected to the grip 4, a tubular metal jacket 37 is fixedly connected to the bottom of the sleeve 36, a plurality of arc bends are arranged at the bottom of the jacket 37 toward the center, and the bends have large friction force and high surface roughness on the end surface; the upper side of the sleeve body 36 is slidably connected with a press ring 38 capable of moving up and down, the bottom of the press ring 38 is located on the inner side of the jacket 37, and the press ring 38 moves down to form the bending and expanding structure.

The quick connector 7 is convenient to use, good in air tightness and quick to detach: when the hose 8 is inserted, the hose 8 can be clamped by bending only by directly inserting; when the hose 8 needs to be pulled out, the press ring 38 is pressed, so that the bend can be pressed to the outside, and the hose 8 can be pulled out. In use, the tail end of the hose 8 can be connected with an infusion apparatus, so that the cutting operation can be assisted by liquid medicine in debridement.

As shown in fig. 1 to 3, a locking screw 10 is connected to the outer side of the upper part of the splash guard 9 through a thread, and the locking screw 10 is screwed to form a structure that the positions of the splash guard 9 and the connecting pipe 1 are fixed.

After the splash-proof sleeve 8 is moved to a proper position, the locking screw 10 can be screwed down, and the splash-proof sleeve 9 is positioned at the current position; the splash guard sleeve 9 can be pulled out without use by unscrewing the locking screw 10 according to the requirement.

When the device is used, the proper cutting knife 3 is replaced according to the requirement, the hose 8 is connected to a high-pressure water source, the splash-proof sleeve 9 is adjusted to a proper height position, and the handle 5 is detached in selective installation. After the primary cleaning is carried out, the debridement operation is carried out subsequently, and when the debridement operation is needed, the debridement operation can be realized by directly pressing the press switch 6 during cutting, so that time and labor are saved, and the operation time is effectively shortened.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms of the connecting pipe 1, the connecting head 2, the cutting knife 3, the holding handle 4, the detaching handle 5, the push switch 6, the quick-connect plug 7, the hose 8, the splash guard 9, the locking screw 10, the sprinkler head 11, the unlocking head 12, the slot 13, the outer arc knife 14, the flat knife 15, the inner arc knife 16, the circular knife 17, the connecting column 18, the driving rack 19, the driving gear 20, the rotating shaft 21, the rotating ball 22, the passing groove 23, the return spring 24, the locking piece 25, the push plate 26, the locking spring 27, the wedge 28, the insert block 29, the pressing handle 30, the locking rack 31, the clamping spring 32, the reversing gear 33, the clamping rack 34, the clamping column 35, the sleeve 36, the clamping sleeve 37, the pressing ring 38 and the like are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. An auxiliary device for debridement, characterized in that: the cutting device comprises a hard connecting pipe (1), wherein the bottom of the connecting pipe (1) is detachably connected with a connector (2), the bottom of the connector (2) is connected with a cutting knife (3), and the bottom of the connector (2) is communicated with a water spraying head (11); the top of the connector (2) is fixedly connected with a hollow holding handle (4), the side end of the holding handle (4) is detachably connected with a disassembling handle (5), the side end of the holding handle (4) is provided with a press switch (6) for controlling the on-off of the inside of the holding handle (4), the top of the holding handle (4) is fixedly connected with a quick-plugging connector (7), and a hose (8) is detachably connected in the quick-plugging connector (7); the connecting pipe (1) is sleeved with a horn-shaped transparent splash-proof sleeve (9) which can move along the axial direction of the connecting pipe (1).

2. A debridement aid according to claim 1 wherein: the bottom of the connecting pipe (1) is provided with an external thread joint, and the connecting head (2) is in threaded connection with the external thread joint; cutting knife (3) fixed connection in connector (2) bottom, just cutting knife (3) are including four series of outer arc sword (14), flat sword (15), inner arc sword (16), circular knife (17), there is the cutting part of outer arc sword (14) to divide into outer arc, flat sword (15) have the cutting part to divide into the inclined plane, inner arc sword (16) have the cutting part to divide into inner arc, circular knife (17) have the cutting part to divide into semi-circular.

3. A debridement aid according to claim 1 wherein: the inner side of the holding handle (4) is rotatably connected with a rotating bead (22) which can rotate back and forth, and the rotating bead (22) is provided with a through groove (23) which penetrates along the radial direction; the rotary bead (22) is rotatably connected with the holding handle (4) through a rotating shaft (21), the rotating shaft (21) is coaxially and fixedly connected with a driving gear (20), the driving gear (20) is meshed and connected with a driving rack (19), and the driving rack (19) is slidably connected to the inner side of the holding handle (4);

the tail end of the driving rack (19) is fixedly connected with a return spring (24), the tail end of the return spring (24) is fixedly connected to the inner side of the holding handle (4), the head end of the driving rack (19) is fixedly connected with a connecting column (18), and the head end of the connecting column (18) is fixedly connected with the press switch (6);

handle (4) side is provided with pipy sleeve, press down switch (6) sliding connection in the sleeve, press down switch (6) side is provided with radially movable's locking plate (25), the lockhole that has a plurality of axial distributions is opened to the sleeve lateral wall, locking plate (25) insert arbitrary lockhole and form change pearl (22) and handle (4) fixed in position's structure.

4. A debridement aid according to claim 3 wherein: the locking plate (25) is connected to the inner side of the press switch (6) in a sliding manner, a locking spring (27) is fixedly connected to the inner end face of the locking plate (25), the tail end of the locking spring (27) is fixedly connected to the inner wall of the press switch (6), an unlocking head (12) capable of moving axially is connected to the outer end face of the press switch (6) in an inward sliding manner, and the inner end of the unlocking head (12) is located on the inner side of the press switch (6) and is fixedly connected with a push plate (26);

the upper side of the locking plate (25) is provided with a wedge-shaped wedge block (28), and the unlocking head (12) moves downwards to form a structure that the push plate (26) pushes the locking plate (25) to move radially.

5. A debridement aid according to claim 1 wherein: a slot (13) with a trapezoidal cross section is formed in the side end of the holding handle (4), and an insertion block (29) matched with the slot (13) is arranged at the side end of the disassembling handle (5); a clamping column (35) capable of moving left and right is arranged at the side end of the insertion block (29), and an insertion hole matched with the insertion column is formed in the insertion groove (13).

6. An aid for debridement according to claim 5, wherein: the tail end of the clamping column (35) is fixedly connected with a clamping rack (34), the clamping rack (34) is meshed and connected with a reversing gear (33), the reversing gear (33) is rotatably connected to the inner side of the disassembling handle (5), and the upper side of the reversing gear (33) is meshed and connected with a locking rack (31); the clamping rack (34) and the locking rack (31) are both connected to the inner side of the disassembling handle (5) in a sliding manner, clamping springs (32) are arranged at the tail end of the clamping rack (34) and the head end of the locking rack (31), and the tail ends of the clamping springs (32) are both fixedly connected to the inner side of the disassembling handle (5); the tail end of the locking rack (31) is fixedly connected with a pressing handle (30), and the pressing handle (30) penetrates through the disassembling handle (5) and is in sliding connection with the disassembling handle (5).

7. A debridement aid according to claim 1 wherein: the quick-connection plug (7) comprises a sleeve body (36) fixedly connected with the holding handle (4), the bottom of the sleeve body (36) is fixedly connected with a tubular jacket (37), and the bottom of the jacket (37) is provided with a plurality of arc bends towards the center; the utility model discloses a press sleeve, including cover body (36), clamping ring (37), clamping ring (38) top sliding connection has the clamping ring (38) that can reciprocate, clamping ring (38) bottom is located press from both sides the cover inboard, clamping ring (38) move down and form bend the structure of abduction.

8. A debridement aid according to claim 1 wherein: splashproof cover (9) upper portion outside to female connection have locking screw (10), locking screw (10) are screwed and are formed splashproof cover (9) and connecting pipe (1) fixed position's structure.