144results about How to "Rehabilitation" patented technology

The present invention relates to a nanometer biological robot. The nanometer robot is driven by molecular motors and guided by thrombus antibodies to assist in quickly dissolving thrombi. The rapid rotation of the molecular motors on partial thrombi produces the effect similar to that of a micro power agitator. The molecular motors are driven by light, so the nanometer biological robot is adjustable and controllable. The contact of drugs with fiber proteins is accelerated, the biological and machinery mechanics effect of the nanometer biological robot is synergetic with the medical enzymolysis, and the fibrinolysis is accelerated.

The invention relates to a wearable type rehabilitation training exoskeleton manipulator. The wearable type rehabilitation training exoskeleton manipulator comprises a four finger rehabilitation mechanism and a thumb rehabilitation mechanism, wherein the four finger rehabilitation mechanism comprises a far finger support rod and a near finger support rod, and the far finger support rod and the near finger support rod are hinged, and are connected through a first connecting rod mechanism; the first connecting rod mechanism is connected with a force transfer slide block on a hand support, the force transfer slide block is glidingly arranged on the hand support, and a driving mechanism is used for driving the force transfer slide block to move on the hand support, and linking the far finger support rod and the near finger support rod to swing; the thumb rehabilitation mechanism comprises a thumb far end support rod and a thumb near end support rod, the thumb far end support rod and the thumb near end support rod are hinged, and are connected by a second connecting rod mechanism, the second connecting rod mechanism is connected with the driving mechanism, and the driving mechanism is used for driving the thumb far end support rod and the thumb near end support rod to swing; the four finger rehabilitation mechanism and the thumb rehabilitation mechanism can be used for simulating the swinging of four fingers and thumb in the space, so as to further ensure the rehabilitation effect of the four fingers and thumb. The wearable type rehabilitation training exoskeleton manipulator has excellent popularizing value in the rehabilitation field.

The present invention relates to environment protecting technology, and is especially waste drilling slurry solidifying and treating agent and solidifying and treating process. The efficient waste drilling slurry solidifying and treating agent consists of two parts, including the first part comprising ionic precipitant 1-3 wt%, cracking agent 1-2 wt%, adsorbent 2-8 wt%, and the second part comprising hardening agent of aluminosulfate 5-20 wt%, loosener 2-4 wt% and gypsum powder 2-8 wt%. The waste drilling slurry solidifying and treating process with the efficient waste drilling slurry solidifying and treating agent includes: mixing waste drilling slurry with ionic precipitant and cracking agent through stirring, stilling for 1-3 hr, adding adsorbent to separate solid, mixing the deposited solid with hardening agent, loosener and gypsum powder, and stilling for 3-7 days. The present invention has high water stability, and can obtain solidified matter capable of being used in planting.

The invention relates to a composite inoculant for a deep oil contaminated soil bioremediation process. The composite inoculants comprises, by weight, 15-25 parts of an aspergillus niger ATCC 16404 suspension, 20-28 parts of an aspergillus versicolor CICC2474 suspension, 15-25 parts of a penicillium chrysogenum ATCC10106 suspension, 22-27 parts of a trichoderma viride ACCC30169 suspension, 25-35 parts of an aureobasidium pullulans DSM14940 suspension, and 8-15 parts of a bacillus acidophaeus ATCC 9372 suspension; and the live bacteria count of the six bacteria suspensions reaches more than 109/mL. According to the invention, a microbial monomer degrading petroleum hydrocarbon pollutants is adopted as the starting point, comparison and screening are carried out to obtain a group of mixed bacteria composed of bacteria and fungi, and their proportion is optimized to obtain the composite inoculants. At the same time, an application method of the microbial composite inoculant and a biosurfactant for combined remediation of deep oil contaminated soil is studied. By means of the method, degradation of TPH in soil can reach 90% or more.

The invention relates to a fully-bionic brain-like intelligent electro-mechanical exoskeleton for hands and a comprehensive control system thereof. The electro-mechanical exoskeleton is characterized by comprising finger tip bushes, middle phalanx exoskeletons, proximal phalanx exoskeletons, metacarpal bone exoskeletons, a finger stretching mechanical driving device, a finger bending mechanical driving device, finger stretching artificial tendons, finger bending artificial tendons, finger tip pressure and temperature sensors, force assistance sensors and joint angle sensors. The system comprises a multifunctional human brain computer interface helmet and a movement sensory system, and the multifunctional human brain computer interface helmet is connected with the fully-bionic brain-like intelligent electro-mechanical exoskeleton for the hands through the movement sensory system. With the control system, the electro-mechanical exoskeleton can be directly controlled to generate all kinds of action according to the intention of a human brain, and the electro-mechanical exoskeleton stably operates in balance by means of various methods, and can be widely applied to the fields of rehabilitation, life assistance and the like for people with limb movement and limb sensory function disturbance caused by neural system injury.

The invention discloses a neurological lower limb nursing massage device which comprises a base. A first vertical plate and a second vertical plate are welded on two sides of the top of the base, a seat cushion is fixedly mounted at the top of the base, a backrest connected with the seat cushion and the second vertical plate are fixedly mounted at the top of the base, an overlapping plate is fixedly mounted at the bottom of the base and connected with one side, far away from the second vertical plate, of the seat cushion, a placing cavity is formed in the overlapping plate, a mounting groove is formed in the inner wall of one side, close to the second vertical plate, of the placing cavity, a driving motor is mounted in the mounting groove, a rotating shaft is welded on an output shaft of the driving motor, and a cam is welded at one end, far away from the driving motor, of the rotating shaft. The device is simple in structure, convenient to install, economical and practical, legs of apatient are conveniently massaged by the aid of the cam and a massage plate, the working intensity of medical staff is relieved, the psychological burden of the patient is reduced by the aid of a television and a water cup seat, and rehabilitation of the patient is facilitated.

The invention relates to a traditional Chinese medicine composition for abandoning drug habits. The invention discloses the traditional Chinese medicine composition, which comprises the following 22 traditional Chinese medicines: bezoar, Poria cocos, wild jujube seeds, rhizoma corydalis, prepared rehmannia rhizome, rhizoma pinellinae praeparata, Paeonia lactiflora, Baical Skullcap Root, Curcuma aromatica, Chinese ephedra, ginseng, monkshood, boat-fruited sterculia seeds, Cinnabaris, polygala, Chinese goldthread rhizome, liquorice, Chinese angelica, Asarum sieboldi, cape jasmine, Atractylodes macrocephaia and Astragalus membranaceus. The invention simultaneously provides a preparation for the traditional Chinese medicine composition and a preparation method thereof. The traditional Chinese medicine composition has better effect of abandoning the drug habits compared with the prior medicine for abandoning the drug habits, and more thoroughly treats diseases.

The invention discloses a medicated wine for treating osteoproliferation, and belongs to the technical field of traditional Chinese medicine. The medicated wine is prepared by the following raw materials by weight: angelica dahurica, pubescent angelica root, notopterygium root, clematis root, safflower, myrrh, panax notoginseng, radix aconiti, kusnezoff monkshood root, dragon's blood, eucommia ulmoides, rhizoma drynariae, radix achyranthis bidentatae, teasel root, cortex acanthopanacis, curcuma aromatica, loranthus parasiticus, dragon's blood, szechuan lovage rhizome, common clubmoss herb, ginger, garden balsam stem, camphor, asarum and 55 degrees liquor. According to the medicated wine provided by the invention, after the medicines are combined, the drug effects have synergistic effect, so that the functions of reducing swelling, relieving pain, dispelling cold, removing moisture, relieving rigidity of muscles. activating collaterals, stimulating the menstrual flow and dispersing blood stasis can be realized; meanwhile, the curative effect for curing the osteoproliferation is definite, the medicated wine can be used for promoting joints of patients to recover the functions, and the curative effect for arthrophlogosis is also remarkable, both symptoms and root causes of the disease are cured, any side effects can be avoided; moreover, once the osteoproliferation is relieved and cured, the possibility of relapse is low.

The Chinese medicine Tongshuan Huoluo capsule preparation with the functions of dissolving thrombus and dredging the channels is made up by using 28 Chinese medicinal materials of common house centipede, silkworm, cicada molting, curcuma tuber, ligusticum root, cyperus root and others through the processes of drying, pulverizing, and capsulizing so as to obtain the finished product with obvious therapeutic effect.

The invention discloses an upper limb rehabilitation training device capable of adjusting training tension, and relates to the technical field of rehabilitation training devices. The device comprises a shoulder joint movement mechanism, an upper arm rotating mechanism, an elbow joint flexion and extension mechanism, a forearm rotating mechanism and a wrist joint flexion and extension mechanism, wherein the shoulder joint movement mechanism is used for realizing outward swinging, inward retracting and flexion and extension movement; and the device further comprises a forearm tension adjusting mechanism which is used for providing counterforce and driving force, a massage mechanism which is used for massaging the big arm, a joint traction mechanism which is used for providing traction force for the wrist, and an upper arm rotating centering mechanism which is used for compensating the eccentricity of the big arm. The six-degree-of-freedom upper limb rehabilitation training device can realize six-degree-of-freedom upper limb rehabilitation training in various forms, and can effectively prevent the rehabilitation training device from causing secondary injury to a user; and in the rehabilitation training process, large arm muscular tension can be effectively relieved, fatigue is delayed, joints of a user can be stretched, joint gaps are increased, muscular tension is reduced, and pain and discomfort of a patient in the rehabilitation training process are effectively relieved.

A Chinese medicine in the form of capsule for treating cervical spondylopathy, such as hyperosteogeny and knee-shoulder syndrome, is prepared from 10 Chinese-medicinal materials including red sage root, Chinese angelica root, Chuan-xiong rhizome, antler glue, etc. Its preparing process is also disclosed.

The invention provides an externally used Pain-removal plaster for curing arthralgia, relating to a preparation of Chinese traditional medicine and Chinese folk medicine, in particular a plaster which is externally plastered for curing pain of joint muscle. According to the weight parts, the raw material formula comprises 1 part of arisaema cum bile, 1 part of raw Kusnezoff Monkshood Root, 1 part of raw monkshood, 1 part of frankincense, 1 part of myrrh, 1 part of Pokeberry Root, 1 part of Homa Lomena Root, 1 part of fleece-flower root, 1 part of centipede, 1 part of nux vomica, 1 part of rhizoma corydalis, 1 part of Mollissima, 1 part of herb of garden balsam, 0.3 parts of camphor and 0.3 parts of borneol; all raw materials are grinded, mixed uniformly and sealed to be used. The plaster can quickly relieve pain, obviously eliminates the swollen joint, has obvious curative effect, simple, convenient method and low price, causes no pain to patients and leads the men, the women, the old, the young and the infirm to be glad to receive the treatment.

The invention belongs to the technical field of nutrient foods, and particularly relates to a nutrient food for breast cancer and a preparation method thereof. The nutrient food for breast cancer is aformula food which is designed based on the pathogenesis and chemotherapy side effects of breast cancer patients at 18-64. In that premise that heat is guaranteed, suitable raw materials are selectedto form a food with high protein, low carbohydrate, low fat, high-content active functional substances with specific matching, vitamins and mineral elements. The comprehensive synergistic effect of elements are utilized, and the body and the mind of the patients are regulated from the aspects of oxidative stress, immunity and chemotherapy side effects, and the food plays a role in nutrient supplementation and regulation effect during the chemotherapy of the breast cancer patients. In addition, the price of the product can be reduced by the selecting and matching of element forms and the simplification of sales methods. The food can be used as a single nutrient source to meet the nutritional requirement of the patients, and can be used in combination with other daily diet so as to enrich the diet type and eating mode and to stimulate patient's dietary interest.

The invention discloses a leg strength leg swing exercise trainer, and belongs to the field of sports equipment. The leg strength leg swing exercise trainer comprises a middle pulley, a front pulley, a steel wire rope, a back cushion, a rotating wheel, a counterweight unit, handles, a seat cushion, a force transfer support, force application foot pads and a fixing support. When using the leg strength leg swing exercise trainer, a user sits on the seat cushion, the back of the user leans against the back cushion, front-back positions can be adjusted, two hands of the user grip the handles, two shank ankles of the user forcefully push the force application foot pads to swing forwards and upwards, and then two legs of the user are slowly relaxed. A driving wheel can synchronously and correspondingly rotate through a force transfer part, the steel wire rope fixed onto the driving wheel is drawn to move downwards, bypasses the pulleys and finally enters the counterweight unit, and a balancing weight is driven to move up and down. The process is repeated for some times, and leg muscle strength can be trained. The leg strength leg swing exercise trainer is simple in structure, small in size, not limited by sites and time, convenient to carry, easy to operate and wide in applicable range, and is a necessary exercise rehabilitation instrument for professional sports teams and hospitals.

The invention discloses an electric infusion support. The electric infusion support comprises a base, three sets of damping assemblies are arranged at the bottom of the base, and universal wheels arearranged at the bottoms of the three sets of damping assemblies; a square outer sleeve tube is vertically installed in the middle of the upper portion of the base, and a square supporting column capable of moving up and down is arranged in the upper portion of the square outer sleeve. The electric infusion support is convenient for short medical staff to use, the short medical staff can conveniently obtain an infusion bottle for patients, and the damping performance is good. Meanwhil, the electric infusion support is good in stability, liquid medicine in an infusion pipe can be heated througha heating device, the situation that the liquid medicine is too cold and makes the patient discomfortable is prevented, it is very necessary to heat the liquid medicine in the infusion pipe for childpatients during infusion in winter, the situation that the liquid medicine is too cold and makes the child patients discomfortable is prevented, boredom of the child patients to infusion is prevented,rehabilitation of the child patients is facilitated, and the electric infusion support is worthy of application and popularization.

The present invention relates to bladder cancer treating Chinese medicine preparation. The Chinese medicine preparation is prepared with 15 kinds of Chinese medicinal materials, including Japanese felt fern frond, astragalus root, patrinia, black nightshade, cattail pollen, etc. It has the functions of clearing away heat and toxic material, promoting diuresis, treating stranguria, benefiting Qi, invigorating spleen, resisting cancer and dispersing obstruction. It is used to treat bladder cancer mainly and has determined curative effect and no toxic side effect.

The invention provides a massage couch for limb rehabilitation, and belongs to the field of sports equipment. The massage couch comprises a front crank, a rear crank, a front upright column, a rear upright column, a couch body and pedals; the front upright column (5) and the rear upright column (3) are arranged in grooves formed in the couch body (1); positions of the front upright column (5) and the rear upright column (3) are adjusted via plate grooves in side surfaces of the couch body (1); a rear axle (6) is arranged in a round hole of the rear upright column (3); the rear crank (8) is arranged in the round hole; a front axle (4) is arranged in a round hole of the front upright column (5); the front crank (7) is arranged in the round hole; the pedals (9) are arranged on the rear crank (8); and pulling rings (2) are arranged on the front crank (7). When the massage couch for limb rehabilitation is used, a user lies on the couch body, the head of the user faces the front upright column, the user pulls the left pulling ring and the right pulling ring with the two hands respectively, and two feet of the user touch the pedals. When the feet of the user pedal and stretch, rotation is transmitted to the front pulling rings through an inner transmission system, the hands of the user move accordingly, and the purpose of exercising physical strength of the arms and the feet of the user is achieved. The massage couch is simple in structure and small in size, is not limited by places or time, is convenient to carry, easy to operate and wide in application range, and is a necessary fitness and rehabilitation apparatus for professional sports teams and hospitals.

The invention provides a hip and knee joint postoperative rehabilitation system. The system comprises a force measuring subsystem, a vital sign monitoring subsystem, a rehabilitation knowledge propaganda and education subsystem, a joint dislocation prevention monitoring subsystem and a multifunctional assistance subsystem. According to the system, load parameter corresponding to a patient is calculated through the force measuring subsystem, and the load force of the patient during walking is monitored in real time, so that the patient walks more scientifically and accurately in each step. Through the vital sign monitoring subsystem, change of each vital sign when the patient walks down is sensed in real time, and life safety of the patient is dynamically and multidimensional nursing. Through the rehabilitation knowledge propaganda and education subsystem, postoperative rehabilitation and nursing knowledge is displayed, so that the patient can conveniently strengthen memory. The joint dislocation prevention monitoring subsystem dynamically monitors rehabilitation action and walking gait of the patient in real time, early warns in time, and prevents occurrence of postoperative dislocation. The multifunctional assistance subsystem realizes free switching of the patient among multiple body positions of sitting, standing and walking through folding and stretching of a cushion.

The invention discloses a rehabilitation training robot and a rehabilitation training device having the same. The rehabilitation robot comprises a robot body and a robot arm. The robot arm is connected movably with the robot body, and used for the rehabilitation training. A foot fastener is connected with the robot arm, and used for fastening the feet. The foot fastener is provided with a massaging device. According to the rehabilitation training robot, the massaging device is arranged on the foot fastener to add a massage mode in the lower limbs training process, and make the training at one same time point more comprehensive. The patient not only can train the joints and muscles of the lower limbs in a large scope and various modes, but also can do the foot massage to benefit the blood circulation of the lower limbs, and the rehabilitation of the patient.

The invention relates to a wearable four-finger rehabilitation training device which comprises a hand support and a four-finger rehabilitation mechanism arranged on the edge of the hand support, wherein the four-finger rehabilitation mechanism comprises more than two finger joint struts which are hinged one another; the finger joint struts are connected with a connection mechanism; a connecting rod mechanism is connected with a force transferring slide block on the hand support; the force transferring slide block is arranged on the hand support in a sliding manner; and a driving mechanism is used for driving the force transferring slide block to move on the hand support, and is linked with the finger joint struts to rotate around an articulated shaft. The hand to be rehabilitated is put on the rehabilitation training device, and then the device is capable of imitating bending, stretching and other swing actions of four fingers of a patient, so that the fingers of the patient can be rehabilitated. The four-finger rehabilitation mechanism is capable of imitating four fingers swinging in a space under the connecting action of the connecting rod mechanism to ensure the rehabilitation effect of the four fingers and the thumb; and the manipulator has a high automatic degree and has an excellent popularization value in the rehabilitation field.

The invention relates to a traditional Chinese medicine composition for treating chronic prostatitis, belonging to the technical field of traditional Chinese medicine. The traditional Chinese medicine composition is prepared from the following medicinal raw materials in parts by weight: 15-25 parts of longhairy antenoron herb, 15-25 parts of dandelion, 5-15 parts of cowherb seed, 5-15 parts of herba pyrrosiae, 5-15 parts of bamboo leaf, 5-15 parts of kuh-seng, 15-25 parts of chlorhexidine, 15-25 parts of oldenlandia diffusa, 15-25 parts of red peony root, 15-25 parts of rehmannia root, 15-25 parts of oxalis, 5-15 parts of rhubarb, 15-25 parts of giant knotweed, 5-15 parts of root-bark of tree peony, 5-12 parts of cinnamon, 5-15 parts of oriental waterplantain rhizome, 15-25 parts of coix seed and 5-10 parts of licorice. The traditional Chinese medicine composition for treating chronic prostatitis can quickly play the effects on promoting blood circulation by removing blood stasis, clearing away heat, promoting diuresis, diminishing inflammation, alleviating pain, treating stranguria and promoting urination, thus achieving the aims of killing pathogenic bacteria and diminishing inflammation, and the total effective rate is 95%.

The invention relates to the technical field of medical rehabilitation, and specifically discloses a postoperative nursing device for patients with deep vein thrombosis of lower limbs in vascular surgery. The device comprises a sickbed and two supporting plates, guardrail baffles are fixedly connected to the upper side and the lower side of the front face of the sickbed, the two guardrail bafflesare obliquely arranged and away from each other at the same time, and the two supporting plates are located between the two guardrail baffles. According to the present invention, an arranged auxiliarymassage ball is capable of matching an arranged massage airbag to perform massage treatment to the affected limb of a patient under the combined action of two arc-shaped covers; with the inclinationof the guardrail baffle of the hospital bed, the limb of the patient can be raised while using the massage airbag and auxiliary massage ball to massage, so as to perform better rehabilitation trainingto the lower limbs after surgery; and an arranged inner soft cushion can prevent the affected limb of the patient from colliding during the connection with the arc-shaped cover, so that the affectedlimb of the patient can perform rehabilitation training more comfortably.

An arm muscle strength trainer comprises a top pulley, a rope, a pin shaft, a handle, a rack, a duplex pulley, a roller, a reversing pulley, a weight unit, a seat and a bottom pulley. The handle is hinged on the upper portion of the rack through the pin shaft, the top pulley is welded on the rear portion of the handle, the duplex pulley is hung between the top pulley and the reversing pulley through the rope, one end of the rope is connected with the lower portion of the duplex pulley while the other end of the same bypasses the reversing pulley and the bottom pulley and then is connected on a weight of the weight unit, the reversing pulley is welded on the outer side of the bottom of the rack, the bottom pulley is welded on the inner side of the bottom of the rack, the seat and the roller are mounted on the rack, and the weight unit is mounted on the left side of the rack. The handle is tightly held by two hands, the stomach is enabled to be close to the roller, the handle is pulled downwards by the hands forcefully, at the moment, the other end of the handle swings by a certain angle around a supporting point, and the rope is in up-down traction action and sequentially bypasses the top pulley, the duplex pulley, the reversing pulley and the bottom pulley to enter the weight unit to drive the weight inside to move up and down.

The invention provides Zhuifengtougu capsules. The Zhuifengtougu capsules are prepared from the following components by weight: 48.1g of prepared common monkshood mother root, 48.1g of prepared nutgrass galingale rhizome, 48.1g of ligusticum wallichii, 48.1g of Chinese ephedra, 48.1g of prepared kusnezoff monkshood root, 24g of large-leaved gentian, 24g of Chinese angelica, 48.1g of red phaseolus bean, 48.1g of notopterygium root, 48.1g of red paeony root, 48.1g of wild ginger, 48.1g of prepared pedate pinallia jackinthepulpit rhizome, 48.1g of angelica dahurica, 48.1g of licorice root, 24g of roasted large-head atractylodes rhizome, 9.6g of prepared myrrh, 24g of prepared frankincense, 48.1g of earthworm, 96.2g of tuckahoe, 24g of cassia twig, 24g of tall gastrodia tuber, 24g of nardostachyos root and rhizome, 24g of divaricate saposhnikovia root and 38.5g of cinnabar. The medicine is quick in response and good in curative effect, and particularly has the obvious curative effects on wind-cold, dampness pain, quadriplegia, nervous numbness, numbness of limbs and the like.

The invention discloses a myocardial protective liquid perfusion device. The device comprises a first pipeline for infusion of a crystal myocardial protective liquid, a second pipeline for infusion ofblood and a bifurcation loop module for achieving mutual switching between the two pipelines. The bifurcation loop module comprises a first branch the two ends of which are communicated with the front and rear segments of the first pipeline respectively, a second branch the two ends of which are communicated with the front and rear segments of the second pipeline respectively, a third branch thetwo ends of which are communicated with the front segment of the first pipeline and the rear segment of the second pipeline respectively and a fourth branch the two ends of which are communicated withthe front segment of the second pipeline and the rear segment of the first pipeline respectively, wherein the third branch intersects with the fourth branch. The myocardial protective liquid perfusion device can cope with temporary operation of replacement of the pipelines, switching of a perfusion pump and adjustment of looseness of a pump head and accurately and quickly complete perfusion of the myocardial protective liquid.

The invention relates to a traditional Chinese medicament for treating hepatitis and cirrhosis ascites which is prepared from the following raw materials (by weight portion): red ginseng 60-100 parts, white atractylodes rhizome 50-80 parts, borneol 30-50 parts, chicken's gizzard-skin 30-50 parts, red peony root 20-30 parts, blood clam shell 80-100 parts, centipede 40-50 parts, ligumaloes 20-30 parts, earthworm 80-100 parts and polyporus umbellatus 55-80 parts. The medicament is prepared through mixing, grinding into fines, sieving, and can be prepared into powders, tablets, capsules or pills.

The utility model relates to a weight-bearing rack for pushing with both arms, which belongs to the field of sports equipment. Including counterweight unit, force application handle, upper pulley, rope, middle pulley, backrest, seat, lower pulley, pedals, frame, backrest, seat and pedals are installed on the left side of the frame, counterweight The unit is assembled on the right side of the frame, the force-applying handle is hinged on the upper left side of the frame through a pin shaft, one end of the rope is fixed on the frame, and after going around the upper pulley, middle pulley and lower pulley, it enters the counterweight unit and is fixed on the The counterweight becomes one body, and the upper pulley is hinged on the force-applying handle. When in use, the person sits on the seat, leans on the backrest, steps on the pedals with both feet, holds the handle of the force application member tightly with both hands, and pushes the force application handle upward with both hands. At this time, the pulley hinged on the force application handle Do synchronous movement, forcing the ropes wound on it to do traction movement, and the ropes go around the corresponding pulleys and then enter the counterweight unit to drive the counterweight to move up and down. Reciprocating in this way several times can serve the purpose of exercising the arm muscles.