CN215458432U

CN215458432U - Surgical tissue stripper

Info

Publication number: CN215458432U
Application number: CN202121849489.1U
Authority: CN
Inventors: 何纪恩
Original assignee: Baoji Central Hospital
Current assignee: Baoji Central Hospital
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-01-11
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a surgical tissue stripper, which comprises a handle, a connecting pipe, a sleeve and a cleaning brush head, wherein the connecting pipe is a hollow pipe, one end of the connecting pipe is fixedly arranged on the handle, and the other end of the connecting pipe is connected with the sleeve in a sleeved mode; the handle is provided with a length adjusting mechanism, and the sleeve is driven to move along the connecting pipe through the length adjusting mechanism; the cleaning brush head is arranged at the tail end of the free end of the sleeve, and a biopsy sampling mechanism is further arranged at the end part of the free end of the sleeve; during the use, through setting up clearance brush head, length adjustment mechanism and biopsy sampling mechanism, during the use, can utilize the clearance brush head to clear up loose tissue, utilize length adjustment mechanism can adjust the effect length of clearance brush head, realize the clearance apart from the loose tissue of the different degree of depth of wound, utilize biopsy sampling mechanism you can carry out the live body sample to loose tissue to carry out later stage analysis, this stripper has length adjustable, convenient to use and clears up effectual characteristics.

Description

Surgical tissue stripper

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a surgical tissue stripper.

Background

Trauma is the destruction and damage of human tissues or organs by mechanical factors such as: trauma, burn, bedsore, diabetic foot, and postoperative incision; the wound has high incidence and greatly different degrees, the injury can be serious and complicated, and even the life of the wounded is endangered; dead or devitalized tissue not only can hinder the wound healing process, but also provides an environment for the breeding of bacteria, and increases the risk of infection and sepsis; on one hand, in order for medical staff to correctly evaluate wounds formed on tissues and to be convenient for seeing clearly the tissue structure of a wound bed, the wound needs to be cleaned; debridement, on the other hand, allows the wound to "recover" to an acute state, thereby restarting and accelerating the normal healing process of the wound;

at present, in the debridement operation process of tissue dissection in clinic, no special equipment is used for dissecting loose tissues, a gauze is clamped by a vascular forceps, and the loose tissues are dissected through the friction action of the gauze, so that the tissue dissection mode has infection hidden danger, and meanwhile, when the loose tissues at the periphery of a tumor are dissected, the loose tissues at positions far away from the wound are difficult to dissect due to the limited length of the vascular forceps;

therefore, a special loose tissue stripping mechanism is urgently needed to be designed to strip the loose tissue of a patient, and meanwhile, the loose tissue at different distances from a wound can be stripped through the length adjustment of the special loose tissue stripping mechanism, so that the purpose of completely cleaning the loose tissue is achieved, and the pain of the patient is reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a surgical tissue stripper, which is provided with a cleaning brush head, a length adjusting mechanism and a biopsy sampling mechanism, when in use, loose tissues can be cleaned by the cleaning brush head, the action length of the cleaning brush head can be adjusted by the length adjusting mechanism to realize the cleaning of the loose tissues with different depths from a wound, and living body sampling can be carried out on the loose tissues by the biopsy sampling mechanism so as to carry out later analysis.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

a surgical tissue stripper comprises a handle, a connecting pipe, a sleeve and a cleaning brush head, wherein the connecting pipe is a hollow pipe, one end of the connecting pipe is fixedly arranged on the handle, and the other end of the connecting pipe is connected with the sleeve in a sleeved mode; the handle is provided with a length adjusting mechanism, and the sleeve is driven to move along the connecting pipe through the length adjusting mechanism; the cleaning brush head is arranged at the tail end of the free end of the sleeve, and a biopsy sampling mechanism is further arranged at the end part of the free end of the sleeve.

Preferably, the connecting pipe is movably sleeved with the sleeve, a limiting snap ring is arranged on the inner side of the sleeve, a first return spring is arranged between the limiting snap ring and the end part of the connecting pipe, and the first return spring is matched with the length adjusting mechanism for use.

Preferably, length adjustment mechanism including adjusting riser, tow bar and fastening nut, adjust the riser symmetry and set up the upside at the handle, form the draw-in groove between two regulation risers, the one end and the sleeve pipe of tow bar are articulated, other end activity block is in the draw-in groove, and still the symmetry is provided with the regulation inserted bar in the both sides of tow bar, the inserted bar passes the adjustment tank that sets up on adjusting the riser, and uses with the fastening nut cooperation.

Preferably, the outer wall of the upper side of the adjusting groove is provided with a scale bar.

Preferably, the cleaning brush head comprises a brush head body and a sleeve ring, the brush head body is connected with the tail end of the free end of the sleeve, a circle of clamping groove is formed in the periphery of the brush head body, the sleeve ring is sleeved in the clamping groove, and a plurality of protruding stripping cones are arranged on the sleeve ring.

Preferably, the lantern ring is an annular hollow sleeve and is divided into an upper semi-ring and a lower semi-ring, and the density of the stripping cones on the upper semi-ring is greater than that on the lower semi-ring.

Preferably, biopsy sampling mechanism include hinge rope, sampling component and hinge rope adjusting part, the hinge rope sets up between sampling component and hinge rope adjusting part, drives the sampling component sample through hinge rope adjusting part.

Preferably, the sampling assembly comprises a first annular biopsy ring, a second annular biopsy ring and a traction body, the first annular biopsy ring and the second annular biopsy ring are both 1/4 spherical structures, the first annular biopsy ring and the second annular biopsy ring are symmetrically arranged, the first annular biopsy ring is fixedly arranged at the end part of the sleeve, the second annular biopsy ring is movably arranged at the end part of the sleeve, and the traction body is arranged on the inner side of the second annular biopsy ring and connected with the hinge rope.

Preferably, a movable groove is further formed in the end face of the end portion of the sleeve, the inner end face of the second annular biopsy ring is movably clamped in the movable groove, and a second return spring is arranged between the second annular biopsy ring and the movable groove.

Preferably, the rope winding adjusting assembly comprises a rope winding roller and a turntable, the rope winding roller rotates to be arranged in a cavity of the handle and is connected with a rope winding, a movable insertion shaft is arranged on the inner side of the rope winding roller, the movable insertion shaft is movably inserted into a telescopic groove formed in the inner side of the handle, a third return spring is arranged between the movable insertion shaft and the telescopic groove, a hexagonal clamping piece and a connecting rod are further arranged on the outer side of the rope winding roller, the hexagonal clamping piece is matched with a hexagonal clamping groove formed in the outer side wall of the cavity of the handle, and the turntable is arranged at the outer end of the connecting rod and is connected with the connecting rod.

The utility model has the beneficial effects that: the utility model discloses a surgical tissue stripper, which is improved in the following points compared with the prior art:

(1) the utility model designs a surgical tissue stripper, which comprises a cleaning brush head, a length adjusting mechanism and a biopsy sampling mechanism, wherein when in use, the cleaning brush head can be used for stripping tissues and removing carrion of focus tissues; meanwhile, the density of the stripping cones on the upper half ring of the lantern ring is designed to be greater than that of the stripping cones on the lower half ring, so that medical workers can select the half rings with different stripping cone densities to treat a patient according to the condition of the lesion tissue of the patient in the tissue clearing process, and differential treatment according to the condition of the lesion of the patient is realized;

(2) the length adjusting mechanism is used for adjusting the acting radius of the cleaning brush head by adjusting the relative length of the handle and the sleeve, so that the cleaning brush head can act on the positions of the loose tissues at different depths from the wound to realize the cleaning of the loose tissues at different depths from the wound;

(3) utilize biopsy sampling mechanism can be when using, take a sample to the tissue that needs clearance or glass department, take out biopsy tissue, the sample storage and the biopsy of being convenient for, this stripper has length adjustable, convenient to use and the effectual advantage of clearance when using.

Drawings

FIG. 1 is a schematic view of the construction of the surgical tissue dissector of the present invention.

FIG. 2 is a cross-sectional view of the surgical tissue dissector of the present invention.

Figure 3 is a cross-sectional view of a cleaning head of the present invention.

FIG. 4 is a cross-sectional view of a sampling assembly of the present invention.

FIG. 5 is a left side view of the sampling assembly of the present invention.

FIG. 6 is a cross-sectional view of a top view of the length adjustment mechanism of the present invention.

Fig. 7 is a schematic view of the construction of the hinge rope adjusting assembly of the present invention.

Wherein: 1. the multifunctional toothbrush comprises a handle, 11, a telescopic groove, 12, a hexagonal clamping groove, 2, a connecting pipe, 3, a length adjusting mechanism, 31, an adjusting vertical plate, 311, an adjusting groove, 32, a dragging rod, 321, an inserting rod, 33, a fastening nut, 34, a first return spring, 4, a sleeve, 41, a limiting clamping ring, 42, a movable groove, 5, a cleaning brush head, 51, a brush head body, 511, a clamping groove, 52, a lantern ring, 521, a stripping cone, 6, a biopsy sampling mechanism, 61, a hinge rope, 62, a first annular biopsy ring, 63, a second annular biopsy ring, 64, a winding roller, 641, a movable inserting shaft, 642, a hexagonal clamping piece, 643, a connecting rod, 65, a traction body, 66, a second return spring, 67, a rotating disc and 68, and a third return spring.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following further describes the technical solution of the present invention with reference to the drawings and the embodiments.

Referring to the attached drawings 1-7, the surgical tissue stripper comprises a handle 1, a connecting tube 2, a sleeve 4 and a cleaning brush head 5, wherein the connecting tube 2 is a hollow tube, one end of the connecting tube 2 is fixedly arranged on the handle 1, the other end of the connecting tube 2 is connected with the sleeve 4 in a sleeved mode, a length adjusting mechanism 3 is arranged on the handle 1, and when the surgical tissue stripper is used, the sleeve 4 is driven by the length adjusting mechanism 3 to move along the connecting tube 2 so as to adjust the relative length of the sleeve 4 and the connecting tube 2; the cleaning brush head 5 is arranged at the tail end of the free end of the sleeve 4 and used for stripping and cleaning loose tissues of a patient, and a biopsy sampling mechanism 6 for sampling biopsy is further arranged at the end part of the free end of the sleeve 4.

Preferably, in order to adjust the relative length between the connecting tube 2 and the sleeve 4, the connecting tube 2 is movably sleeved with the sleeve 4, a limiting snap ring 41 is arranged on the inner side of the sleeve 4, a first return spring 34 is arranged between the limiting snap ring 41 and the end of the connecting tube 2, and the first return spring 34 is used in cooperation with the length adjusting mechanism 3, that is, when the length adjusting mechanism 3 pulls the sleeve 4 to move towards the connecting tube 2, the first return spring 34 is compressed, so that the relative length between the connecting tube 2 and the sleeve 4 is reduced, the cleaning brush head 5 can be used as a loose tissue position away from wounds of different depths, and the cleaning of the loose tissue away from the wounds of different depths is realized.

Preferably, in order to adjust the relative length of the connecting tube 2 and the cannula 4, the length adjusting mechanism 3 comprises adjusting vertical plates 31, a pulling rod 32 and a fastening nut 33, the adjusting vertical plates 31 are symmetrically arranged on the upper side of the handle 1, a clamping groove is formed between the two adjusting vertical plates 31, one end of the pulling rod 32 is hinged with the cannula 4, the other end of the pulling rod is movably clamped in the clamping groove, adjusting inserting rods 321 are further symmetrically arranged on two sides of the pulling rod 32, the inserting rods 321 pass through the adjusting grooves 311 arranged on the adjusting vertical plates 31 and are used together with the fastening nut 33, that is, when in use, the relative length of the connecting tube 2 and the cannula 4 is adjusted by adjusting the position of the inserting rods 321 in the adjusting grooves 311, so that the first return spring 34 is compressed or stretched, and the position of the adjusting inserting rods 321 in the adjusting grooves 311 is positioned by the fastening nut 33, so that the cleaning brush head 5 can be used as a loose tissue position for different depths, realize the clearance of the loose tissue of different degree of depth apart from the wound.

Preferably, in order to control the precision in the adjustment process of adjusting the relative length of the connecting pipe 2 and the sleeve 4, a scale bar is arranged on the upper outer wall of the adjusting groove 311 for observing the moving distance of the adjusting inserted rod 321 in the adjusting groove 311.

Preferably, in order to loosen and clean loose tissues conveniently, the cleaning brush head 5 comprises a brush head body 51 and a lantern ring 52, the brush head body 51 is connected with the tail end of the free end of the sleeve 4, the brush head body 51 is driven to move through the sleeve 4, a circle of clamping groove 511 is formed in the periphery of the brush head body 51, the lantern ring 52 is sleeved in the clamping groove 511, a plurality of protruding stripping cones 521 are arranged on the lantern ring 52, when the cleaning brush is used, the loose tissues of a patient are stripped and cleaned by the stripping cones 521, the lantern ring 52 is detachably installed in the clamping groove 511, and replacement is convenient during use.

Preferably, in order to facilitate the differential treatment of different loose tissues, the sleeve ring 52 is an annular hollow sleeve, and is divided into an upper half ring and a lower half ring, and the density of the dissection cones 521 on the upper half ring is greater than that of the dissection cones 521 on the lower half ring, so that in the tissue removal process, medical staff can select different dissection cone density half rings to treat the patient according to the condition of the lesion tissue of the patient, so as to implement the differential treatment according to the condition of the lesion tissue of the patient.

Preferably, biopsy sampling mechanism 6 include hinge rope 61, sampling component and hinge rope adjusting part, hinge rope 61 sets up between sampling component and hinge rope adjusting part, is connected sampling component and hinge rope adjusting part through hinge rope 61, drives the sampling component sample through hinge rope adjusting part during the use.

Preferably, the sampling assembly comprises a first annular biopsy ring 62, a second annular biopsy ring 63 and a pulling body 65, the first annular biopsy ring 62 and the second annular biopsy ring 63 are both 1/4 spherical structures, the first annular biopsy ring 62 and the second annular biopsy ring 63 are symmetrically arranged, the first annular biopsy ring 62 is fixedly arranged at the end of the sleeve 4, the second annular biopsy ring 63 is movably arranged at the end of the sleeve 4, the pulling body 65 is arranged at the inner side of the second annular biopsy ring 63 and is connected with the hinge rope 61, namely, when in use, the second annular biopsy ring 63 is driven by the hinge rope 61 to move, so that mutual dislocation is generated between the first annular biopsy ring 62 and the second annular biopsy ring 63, cutting sampling is performed by using the first annular biopsy ring 62 after the dislocation, sampling of loose tissues by using the dislocated bayonet is facilitated, and the biopsy tissues are taken out, the sample storage and the in vivo detection are convenient.

Preferably, in order to facilitate the resetting of the second annular biopsy ring 63, a movable groove 42 is further provided on the end face of the sleeve 4, the inner end face of the second annular biopsy ring 63 is movably clamped in the movable groove 42, and a second return spring 66 is provided between the second annular biopsy ring 63 and the movable groove 42, that is, in use, the second annular biopsy ring 63 is driven by the hinge rope 61 to move, when the second annular biopsy ring 63 moves, the lower end thereof is tightly pressed and inserted in the movable groove 42, the second return spring 66 is pressed and deformed to perform biopsy sampling, and after sampling, the second annular biopsy ring 63 is reset under the force of the second return spring 66 restoring deformation, the obtained sample is sealed in the cavity of the first annular biopsy ring 62 and the second annular biopsy ring 63, so as to bring out the biopsy sample, and after the sample is taken out, but also can seal the cavity.

Preferably, in order to facilitate the movement of the cord 61 to move the second annular ring 63 relative to the first annular ring 62, the cord adjusting assembly includes a winding roller 64 and a rotating disc 67, the winding roller 64 is rotatably disposed in the cavity of the handle 1, is connected to the cord 61, and winds the cord 61 onto the winding roller 64 through the rotation of the winding roller 64, a movable insertion shaft 641 is disposed inside the winding roller 64, the movable insertion shaft 641 is movably inserted into a telescopic slot 11 inside the handle 1, a third return spring 68 is disposed between the movable insertion shaft 641 and the telescopic slot 11, a hexagonal latch 642 and a connecting rod 643 are further disposed outside the winding roller 64, the hexagonal latch 642 is used in cooperation with a hexagonal latch 12 disposed on an outer side wall of the cavity of the handle 1, the rotating disc 67 is disposed at an outer end of the connecting rod 643 and is connected to the connecting rod 643, that is, when in use, by applying external pressure to the rotary disc 67, the winding roller 64 moves inwards, the movable insertion shaft 641 is inserted into the telescopic slot 11, when the hexagonal clamping piece 642 is disengaged from the hexagonal clamping slot 12, the rotary disc 67 is rotated to drive the hinge rope 61, the relative position of the second annular biopsy ring 63 and the first annular biopsy ring 62 is adjusted to facilitate sampling, after adjustment, the rotary disc 67 is loosened, and under the action of the force of the third return spring 68 restoring deformation, the hexagonal clamping piece 642 is clamped into the hexagonal clamping slot 12 again to achieve positioning.

The use process and the use principle of the surgical tissue stripper comprise:

when in use, the cleaning brush head is firstly extended into the body part of a patient needing to clean loose tissues; then the relative length of the connecting pipe 2 and the sleeve 4 is adjusted according to the depth of the position of the tissue to be stripped away from the wound, after the length is adjusted to be proper, the loose tissue of the patient is stripped and cleaned by using the stripping cone 521 on the cleaning brush head 5, and meanwhile, in the process of removing the tissue, medical staff can select semi-rings with different stripping cone densities to treat the patient according to the condition of the lesion tissue of the patient, so that differential treatment according to the condition of the lesion of the patient is realized;

note that when a sample needs to be taken out during cleaning, external pressure is applied to the rotary disc 67, so that the winding roller 64 moves inward, the movable insertion shaft 641 is inserted into the telescopic groove 11, when the hexagonal clamping piece 642 is disengaged from the hexagonal clamping groove 12, the rotary disc 67 is rotated to drive the hinge rope 61, the relative position of the second annular biopsy ring 63 and the first annular biopsy ring 62 is adjusted to facilitate sampling, after adjustment, the rotary disc 67 is released, and the hexagonal clamping piece 642 is clamped into the hexagonal clamping groove 12 again under the action of the force of the third return spring 68 restoring deformation, so as to achieve positioning.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A surgical tissue dissector comprising: the cleaning brush comprises a handle (1), a connecting pipe (2), a sleeve (4) and a cleaning brush head (5), wherein the connecting pipe (2) is a hollow pipe, one end of the connecting pipe is fixedly arranged on the handle (1), and the other end of the connecting pipe is connected with the sleeve (4) in a sleeved mode; the handle (1) is provided with a length adjusting mechanism (3), and the sleeve (4) is driven to move along the connecting pipe (2) through the length adjusting mechanism (3); the cleaning brush head (5) is arranged at the tail end of the free end of the sleeve (4), and a biopsy sampling mechanism (6) is further arranged at the end part of the free end of the sleeve (4).

2. A surgical tissue dissector as claimed in claim 1 wherein: connecting pipe (2) and sleeve pipe (4) activity cup joint, and be provided with spacing snap ring (41) in the inboard of sleeve pipe (4) be provided with first reset spring (34) between the tip of spacing snap ring (41) and connecting pipe (2), first reset spring (34) and length adjustment mechanism (3) cooperation are used.

3. A surgical tissue dissector as claimed in claim 1 wherein: length adjustment mechanism (3) including adjusting riser (31), tow bar (32) and fastening nut (33), adjust riser (31) symmetry and set up the upside in handle (1), form the draw-in groove between two regulation risers (31), the one end and the sleeve pipe (4) of tow bar (32) are articulated, other end activity block is in the draw-in groove, and still the symmetry is provided with regulation inserted bar (321) in the both sides of tow bar (32), inserted bar (321) pass adjustment tank (311) of setting on adjusting riser (31), and use with fastening nut (33) cooperation.

4. A surgical tissue dissector as claimed in claim 3 wherein: and a scale strip is arranged on the outer wall of the upper side of the adjusting groove (311).

5. A surgical tissue dissector as claimed in claim 1 wherein: the cleaning brush head (5) comprises a brush head body (51) and a sleeve ring (52), the brush head body (51) is connected with the tail end of the free end of the sleeve (4), a circle of clamping groove (511) is formed in the periphery of the brush head body (51), the sleeve ring (52) is sleeved in the clamping groove (511), and a plurality of protruding stripping cones (521) are arranged on the sleeve ring (52).

6. A surgical tissue dissector as claimed in claim 5 wherein: the lantern ring (52) is an annular hollow sleeve and is divided into an upper half ring and a lower half ring, and the density of the stripping cones (521) on the upper half ring is greater than that of the stripping cones (521) on the lower half ring.

7. A surgical tissue dissector as claimed in claim 1 wherein: biopsy sampling mechanism (6) including hinge rope (61), sampling subassembly and hinge rope adjusting part, hinge rope (61) set up between sampling subassembly and hinge rope adjusting part, drive the sampling subassembly sample through hinge rope adjusting part.

8. The surgical tissue dissector of claim 7 wherein: the sampling assembly comprises a first annular biopsy ring (62), a second annular biopsy ring (63) and a traction body (65), wherein the first annular biopsy ring (62) and the second annular biopsy ring (63) are 1/4 spherical structures, the first annular biopsy ring (62) and the second annular biopsy ring (63) are symmetrically arranged, the first annular biopsy ring (62) is fixedly arranged at the end part of the sleeve (4), the second annular biopsy ring (63) is movably arranged at the end part of the sleeve (4), and the traction body (65) is arranged on the inner side of the second annular biopsy ring (63) and connected with the hinge rope (61).

9. A surgical tissue dissector as claimed in claim 8 wherein: the end face of the end part of the sleeve (4) is also provided with a movable groove (42), the end face of the inner side of the second annular biopsy ring (63) is movably clamped in the movable groove (42), and a second return spring (66) is arranged between the second annular biopsy ring (63) and the movable groove (42).

10. The surgical tissue dissector of claim 7 wherein: the rope reaming adjusting assembly comprises a winding roller (64) and a rotary disc (67), the winding roller (64) is rotatably arranged in a cavity of the handle (1) and connected with the rope reaming (61), a movable insertion shaft (641) is arranged on the inner side of the winding roller (64), the movable insertion shaft (641) is movably inserted in a telescopic groove (11) on the inner side of the handle (1), a third return spring (68) is arranged between the movable insertion shaft (641) and the telescopic groove (11), a hexagonal clamping piece (642) and a connecting rod (643) are further arranged on the outer side of the winding roller (64), the hexagonal clamping piece (642) is matched with a hexagonal clamping groove (12) arranged on the outer side wall of the cavity of the handle (1) for use, and the rotary disc (67) is arranged on the outer end of the connecting rod (643) and connected with the connecting rod (643).